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10067250 | <NME> EditingCommandHandler.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using Avalonia;
using AvaloniaEdit.Document;
using Avalonia.Input;
using AvaloniaEdit.Utils;
namespace AvaloniaEdit.Editing
{
/// <summary>
/// We re-use the CommandBinding and InputBinding instances between multiple text areas,
/// so this class is static.
/// </summary>
internal class EditingCommandHandler
{
/// <summary>
/// Creates a new <see cref="TextAreaInputHandler"/> for the text area.
/// </summary>
public static TextAreaInputHandler Create(TextArea textArea)
{
var handler = new TextAreaInputHandler(textArea);
handler.CommandBindings.AddRange(CommandBindings);
handler.KeyBindings.AddRange(KeyBindings);
return handler;
}
private static readonly List<RoutedCommandBinding> CommandBindings = new List<RoutedCommandBinding>();
private static readonly List<KeyBinding> KeyBindings = new List<KeyBinding>();
private static void AddBinding(RoutedCommand command, KeyModifiers modifiers, Key key,
EventHandler<ExecutedRoutedEventArgs> handler)
{
CommandBindings.Add(new RoutedCommandBinding(command, handler));
KeyBindings.Add(TextAreaDefaultInputHandler.CreateKeyBinding(command, modifiers, key));
}
private static void AddBinding(RoutedCommand command, EventHandler<ExecutedRoutedEventArgs> handler, EventHandler<CanExecuteRoutedEventArgs> canExecuteHandler = null)
{
CommandBindings.Add(new RoutedCommandBinding(command, handler, canExecuteHandler));
}
static EditingCommandHandler()
{
AddBinding(EditingCommands.Delete, KeyModifiers.None, Key.Delete, OnDelete(CaretMovementType.CharRight));
AddBinding(EditingCommands.DeleteNextWord, KeyModifiers.Control, Key.Delete,
OnDelete(CaretMovementType.WordRight));
AddBinding(EditingCommands.Backspace, KeyModifiers.None, Key.Back, OnDelete(CaretMovementType.Backspace));
KeyBindings.Add(
TextAreaDefaultInputHandler.CreateKeyBinding(EditingCommands.Backspace, KeyModifiers.Shift,
Key.Back)); // make Shift-Backspace do the same as plain backspace
AddBinding(EditingCommands.DeletePreviousWord, KeyModifiers.Control, Key.Back,
OnDelete(CaretMovementType.WordLeft));
AddBinding(EditingCommands.EnterParagraphBreak, KeyModifiers.None, Key.Enter, OnEnter);
AddBinding(EditingCommands.EnterLineBreak, KeyModifiers.Shift, Key.Enter, OnEnter);
AddBinding(EditingCommands.TabForward, KeyModifiers.None, Key.Tab, OnTab);
AddBinding(EditingCommands.TabBackward, KeyModifiers.Shift, Key.Tab, OnShiftTab);
AddBinding(ApplicationCommands.Delete, OnDelete(CaretMovementType.None), CanDelete);
AddBinding(ApplicationCommands.Copy, OnCopy, CanCopy);
AddBinding(ApplicationCommands.Cut, OnCut, CanCut);
AddBinding(ApplicationCommands.Paste, OnPaste, CanPaste);
AddBinding(AvaloniaEditCommands.ToggleOverstrike, OnToggleOverstrike);
AddBinding(AvaloniaEditCommands.DeleteLine, OnDeleteLine);
AddBinding(AvaloniaEditCommands.RemoveLeadingWhitespace, OnRemoveLeadingWhitespace);
AddBinding(AvaloniaEditCommands.RemoveTrailingWhitespace, OnRemoveTrailingWhitespace);
AddBinding(AvaloniaEditCommands.ConvertToUppercase, OnConvertToUpperCase);
AddBinding(AvaloniaEditCommands.ConvertToLowercase, OnConvertToLowerCase);
AddBinding(AvaloniaEditCommands.ConvertToTitleCase, OnConvertToTitleCase);
AddBinding(AvaloniaEditCommands.InvertCase, OnInvertCase);
AddBinding(AvaloniaEditCommands.ConvertTabsToSpaces, OnConvertTabsToSpaces);
AddBinding(AvaloniaEditCommands.ConvertSpacesToTabs, OnConvertSpacesToTabs);
AddBinding(AvaloniaEditCommands.ConvertLeadingTabsToSpaces, OnConvertLeadingTabsToSpaces);
AddBinding(AvaloniaEditCommands.ConvertLeadingSpacesToTabs, OnConvertLeadingSpacesToTabs);
AddBinding(AvaloniaEditCommands.IndentSelection, OnIndentSelection);
}
private static TextArea GetTextArea(object target)
{
return target as TextArea;
}
#region Text Transformation Helpers
private enum DefaultSegmentType
{
WholeDocument,
CurrentLine
}
/// <summary>
/// Calls transformLine on all lines in the selected range.
/// transformLine needs to handle read-only segments!
/// </summary>
private static void TransformSelectedLines(Action<TextArea, DocumentLine> transformLine, object target,
ExecutedRoutedEventArgs args, DefaultSegmentType defaultSegmentType)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
using (textArea.Document.RunUpdate())
{
DocumentLine start, end;
if (textArea.Selection.IsEmpty)
{
if (defaultSegmentType == DefaultSegmentType.CurrentLine)
{
start = end = textArea.Document.GetLineByNumber(textArea.Caret.Line);
}
else if (defaultSegmentType == DefaultSegmentType.WholeDocument)
{
start = textArea.Document.Lines.First();
end = textArea.Document.Lines.Last();
}
else
{
start = end = null;
}
}
else
{
var segment = textArea.Selection.SurroundingSegment;
start = textArea.Document.GetLineByOffset(segment.Offset);
end = textArea.Document.GetLineByOffset(segment.EndOffset);
// don't include the last line if no characters on it are selected
if (start != end && end.Offset == segment.EndOffset)
end = end.PreviousLine;
}
if (start != null)
{
transformLine(textArea, start);
while (start != end)
{
start = start.NextLine;
transformLine(textArea, start);
}
}
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
/// <summary>
/// Calls transformLine on all writable segment in the selected range.
/// </summary>
private static void TransformSelectedSegments(Action<TextArea, ISegment> transformSegment, object target,
ExecutedRoutedEventArgs args, DefaultSegmentType defaultSegmentType)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
using (textArea.Document.RunUpdate())
{
IEnumerable<ISegment> segments;
if (textArea.Selection.IsEmpty)
{
if (defaultSegmentType == DefaultSegmentType.CurrentLine)
{
segments = new ISegment[] { textArea.Document.GetLineByNumber(textArea.Caret.Line) };
}
else if (defaultSegmentType == DefaultSegmentType.WholeDocument)
{
segments = textArea.Document.Lines;
}
else
{
segments = null;
}
}
else
{
segments = textArea.Selection.Segments;
}
if (segments != null)
{
foreach (var segment in segments.Reverse())
{
foreach (var writableSegment in textArea.GetDeletableSegments(segment).Reverse())
{
transformSegment(textArea, writableSegment);
}
}
}
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
#endregion
#region EnterLineBreak
private static void OnEnter(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea != null && textArea.IsFocused)
{
textArea.PerformTextInput("\n");
args.Handled = true;
}
}
#endregion
#region Tab
private static void OnTab(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
using (textArea.Document.RunUpdate())
{
if (textArea.Selection.IsMultiline)
{
var segment = textArea.Selection.SurroundingSegment;
var start = textArea.Document.GetLineByOffset(segment.Offset);
var end = textArea.Document.GetLineByOffset(segment.EndOffset);
// don't include the last line if no characters on it are selected
if (start != end && end.Offset == segment.EndOffset)
end = end.PreviousLine;
var current = start;
while (true)
{
var offset = current.Offset;
if (textArea.ReadOnlySectionProvider.CanInsert(offset))
textArea.Document.Replace(offset, 0, textArea.Options.IndentationString,
OffsetChangeMappingType.KeepAnchorBeforeInsertion);
if (current == end)
break;
current = current.NextLine;
}
}
else
{
var indentationString = textArea.Options.GetIndentationString(textArea.Caret.Column);
textArea.ReplaceSelectionWithText(indentationString);
}
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
private static void OnShiftTab(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
var offset = line.Offset;
var s = TextUtilities.GetSingleIndentationSegment(textArea.Document, offset,
textArea.Options.IndentationSize);
if (s.Length > 0)
{
s = textArea.GetDeletableSegments(s).FirstOrDefault();
if (s != null && s.Length > 0)
{
textArea.Document.Remove(s.Offset, s.Length);
}
}
}, target, args, DefaultSegmentType.CurrentLine);
}
#endregion
#region Delete
private static EventHandler<ExecutedRoutedEventArgs> OnDelete(CaretMovementType caretMovement)
{
return (target, args) =>
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
if (textArea.Selection.IsEmpty)
{
var startPos = textArea.Caret.Position;
var enableVirtualSpace = textArea.Options.EnableVirtualSpace;
// When pressing delete; don't move the caret further into virtual space - instead delete the newline
if (caretMovement == CaretMovementType.CharRight)
enableVirtualSpace = false;
var desiredXPos = textArea.Caret.DesiredXPos;
var endPos = CaretNavigationCommandHandler.GetNewCaretPosition(
textArea.TextView, startPos, caretMovement, enableVirtualSpace, ref desiredXPos);
// GetNewCaretPosition may return (0,0) as new position,
// thus we need to validate endPos before using it in the selection.
if (endPos.Line < 1 || endPos.Column < 1)
endPos = new TextViewPosition(Math.Max(endPos.Line, 1), Math.Max(endPos.Column, 1));
// Don't do anything if the number of lines of a rectangular selection would be changed by the deletion.
if (textArea.Selection is RectangleSelection && startPos.Line != endPos.Line)
return;
// Don't select the text to be deleted; just reuse the ReplaceSelectionWithText logic
// Reuse the existing selection, so that we continue using the same logic
textArea.Selection.StartSelectionOrSetEndpoint(startPos, endPos)
.ReplaceSelectionWithText(string.Empty);
}
else
{
textArea.RemoveSelectedText();
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
};
}
private static void CanDelete(object target, CanExecuteRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = true;
args.Handled = true;
}
}
#endregion
#region Clipboard commands
private static void CanCut(object target, CanExecuteRoutedEventArgs args)
{
// HasSomethingSelected for copy and cut commands
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = (textArea.Options.CutCopyWholeLine || !textArea.Selection.IsEmpty) && !textArea.IsReadOnly;
args.Handled = true;
}
}
private static void CanCopy(object target, CanExecuteRoutedEventArgs args)
{
// HasSomethingSelected for copy and cut commands
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = textArea.Options.CutCopyWholeLine || !textArea.Selection.IsEmpty;
args.Handled = true;
}
}
private static void OnCopy(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
if (textArea.Selection.IsEmpty && textArea.Options.CutCopyWholeLine)
{
var currentLine = textArea.Document.GetLineByNumber(textArea.Caret.Line);
CopyWholeLine(textArea, currentLine);
}
else
{
CopySelectedText(textArea);
}
args.Handled = true;
}
}
private static void OnCut(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
if (textArea.Selection.IsEmpty && textArea.Options.CutCopyWholeLine)
{
var currentLine = textArea.Document.GetLineByNumber(textArea.Caret.Line);
if (CopyWholeLine(textArea, currentLine))
{
var segmentsToDelete =
textArea.GetDeletableSegments(
new SimpleSegment(currentLine.Offset, currentLine.TotalLength));
for (var i = segmentsToDelete.Length - 1; i >= 0; i--)
{
textArea.Document.Remove(segmentsToDelete[i]);
}
}
}
else
{
if (CopySelectedText(textArea))
textArea.RemoveSelectedText();
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
private static bool CopySelectedText(TextArea textArea)
{
var text = textArea.Selection.GetText();
text = TextUtilities.NormalizeNewLines(text, Environment.NewLine);
SetClipboardText(text);
textArea.OnTextCopied(new TextEventArgs(text));
return true;
}
private static void SetClipboardText(string text)
{
try
{
Application.Current.Clipboard.SetTextAsync(text).GetAwaiter().GetResult();
}
catch (Exception)
{
// Apparently this exception sometimes happens randomly.
// The MS controls just ignore it, so we'll do the same.
}
}
private static bool CopyWholeLine(TextArea textArea, DocumentLine line)
{
ISegment wholeLine = new SimpleSegment(line.Offset, line.TotalLength);
var text = textArea.Document.GetText(wholeLine);
// Ignore empty line copy
if(string.IsNullOrEmpty(text)) return false;
// Ensure we use the appropriate newline sequence for the OS
text = TextUtilities.NormalizeNewLines(text, Environment.NewLine);
// TODO: formats
//DataObject data = new DataObject();
//if (ConfirmDataFormat(textArea, data, DataFormats.UnicodeText))
// data.SetText(text);
//// Also copy text in HTML format to clipboard - good for pasting text into Word
//// or to the SharpDevelop forums.
//if (ConfirmDataFormat(textArea, data, DataFormats.Html))
//{
// IHighlighter highlighter = textArea.GetService(typeof(IHighlighter)) as IHighlighter;
// HtmlClipboard.SetHtml(data,
// HtmlClipboard.CreateHtmlFragment(textArea.Document, highlighter, wholeLine,
// new HtmlOptions(textArea.Options)));
//}
//if (ConfirmDataFormat(textArea, data, LineSelectedType))
//{
// var lineSelected = new MemoryStream(1);
// lineSelected.WriteByte(1);
// data.SetData(LineSelectedType, lineSelected, false);
//}
//var copyingEventArgs = new DataObjectCopyingEventArgs(data, false);
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset)
&& !string.IsNullOrEmpty(Application.Current.Clipboard.GetTextAsync()
.GetAwaiter()
.GetResult());
args.Handled = true;
}
}
private static void OnPaste(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
string text;
try
{
text = Application.Current.Clipboard.GetTextAsync().GetAwaiter().GetResult();
}
catch (Exception)
{
return;
}
string text = null;
try
{
text = await Application.Current.Clipboard.GetTextAsync();
}
catch (Exception)
{
textArea.Document.EndUpdate();
return;
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
if (!string.IsNullOrEmpty(text))
{
textArea.ReplaceSelectionWithText(text);
}
textArea.Caret.BringCaretToView();
args.Handled = true;
textArea.Document.EndUpdate();
}
}
internal static string GetTextToPaste(string text, TextArea textArea)
{
try
{
// Try retrieving the text as one of:
// - the FormatToApply
// - UnicodeText
// - Text
// (but don't try the same format twice)
//if (pastingEventArgs.FormatToApply != null && dataObject.GetDataPresent(pastingEventArgs.FormatToApply))
// text = (string)dataObject.GetData(pastingEventArgs.FormatToApply);
//else if (pastingEventArgs.FormatToApply != DataFormats.UnicodeText &&
// dataObject.GetDataPresent(DataFormats.UnicodeText))
// text = (string)dataObject.GetData(DataFormats.UnicodeText);
//else if (pastingEventArgs.FormatToApply != DataFormats.Text &&
// dataObject.GetDataPresent(DataFormats.Text))
// text = (string)dataObject.GetData(DataFormats.Text);
//else
// return null; // no text data format
// convert text back to correct newlines for this document
var newLine = TextUtilities.GetNewLineFromDocument(textArea.Document, textArea.Caret.Line);
text = TextUtilities.NormalizeNewLines(text, newLine);
text = textArea.Options.ConvertTabsToSpaces
? text.Replace("\t", new String(' ', textArea.Options.IndentationSize))
: text;
return text;
}
catch (OutOfMemoryException)
{
// may happen when trying to paste a huge string
return null;
}
}
#endregion
#region Toggle Overstrike
private static void OnToggleOverstrike(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea != null && textArea.Options.AllowToggleOverstrikeMode)
textArea.OverstrikeMode = !textArea.OverstrikeMode;
}
#endregion
#region DeleteLine
private static void OnDeleteLine(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
int firstLineIndex, lastLineIndex;
if (textArea.Selection.Length == 0)
{
// There is no selection, simply delete current line
firstLineIndex = lastLineIndex = textArea.Caret.Line;
}
else
{
// There is a selection, remove all lines affected by it (use Min/Max to be independent from selection direction)
firstLineIndex = Math.Min(textArea.Selection.StartPosition.Line,
textArea.Selection.EndPosition.Line);
lastLineIndex = Math.Max(textArea.Selection.StartPosition.Line,
textArea.Selection.EndPosition.Line);
}
var startLine = textArea.Document.GetLineByNumber(firstLineIndex);
var endLine = textArea.Document.GetLineByNumber(lastLineIndex);
textArea.Selection = Selection.Create(textArea, startLine.Offset,
endLine.Offset + endLine.TotalLength);
textArea.RemoveSelectedText();
args.Handled = true;
}
}
#endregion
#region Remove..Whitespace / Convert Tabs-Spaces
private static void OnRemoveLeadingWhitespace(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
textArea.Document.Remove(TextUtilities.GetLeadingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnRemoveTrailingWhitespace(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
textArea.Document.Remove(TextUtilities.GetTrailingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertTabsToSpaces(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedSegments(ConvertTabsToSpaces, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertLeadingTabsToSpaces(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
ConvertTabsToSpaces(textArea, TextUtilities.GetLeadingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void ConvertTabsToSpaces(TextArea textArea, ISegment segment)
{
var document = textArea.Document;
var endOffset = segment.EndOffset;
var indentationString = new string(' ', textArea.Options.IndentationSize);
for (var offset = segment.Offset; offset < endOffset; offset++)
{
if (document.GetCharAt(offset) == '\t')
{
document.Replace(offset, 1, indentationString, OffsetChangeMappingType.CharacterReplace);
endOffset += indentationString.Length - 1;
}
}
}
private static void OnConvertSpacesToTabs(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedSegments(ConvertSpacesToTabs, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertLeadingSpacesToTabs(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
ConvertSpacesToTabs(textArea, TextUtilities.GetLeadingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void ConvertSpacesToTabs(TextArea textArea, ISegment segment)
{
var document = textArea.Document;
var endOffset = segment.EndOffset;
var indentationSize = textArea.Options.IndentationSize;
var spacesCount = 0;
for (var offset = segment.Offset; offset < endOffset; offset++)
{
if (document.GetCharAt(offset) == ' ')
{
spacesCount++;
if (spacesCount == indentationSize)
{
document.Replace(offset - (indentationSize - 1), indentationSize, "\t",
OffsetChangeMappingType.CharacterReplace);
spacesCount = 0;
offset -= indentationSize - 1;
endOffset -= indentationSize - 1;
}
}
else
{
spacesCount = 0;
}
}
}
#endregion
#region Convert...Case
private static void ConvertCase(Func<string, string> transformText, object target, ExecutedRoutedEventArgs args)
{
TransformSelectedSegments(
delegate (TextArea textArea, ISegment segment)
{
var oldText = textArea.Document.GetText(segment);
var newText = transformText(oldText);
textArea.Document.Replace(segment.Offset, segment.Length, newText,
OffsetChangeMappingType.CharacterReplace);
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertToUpperCase(object target, ExecutedRoutedEventArgs args)
{
ConvertCase(CultureInfo.CurrentCulture.TextInfo.ToUpper, target, args);
}
private static void OnConvertToLowerCase(object target, ExecutedRoutedEventArgs args)
{
ConvertCase(CultureInfo.CurrentCulture.TextInfo.ToLower, target, args);
}
private static void OnConvertToTitleCase(object target, ExecutedRoutedEventArgs args)
{
throw new NotSupportedException();
//ConvertCase(CultureInfo.CurrentCulture.TextInfo.ToTitleCase, target, args);
}
private static void OnInvertCase(object target, ExecutedRoutedEventArgs args)
{
ConvertCase(InvertCase, target, args);
}
private static string InvertCase(string text)
{
// TODO: culture
//var culture = CultureInfo.CurrentCulture;
var buffer = text.ToCharArray();
for (var i = 0; i < buffer.Length; ++i)
{
var c = buffer[i];
buffer[i] = char.IsUpper(c) ? char.ToLower(c) : char.ToUpper(c);
}
return new string(buffer);
}
#endregion
private static void OnIndentSelection(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null && textArea.IndentationStrategy != null)
{
using (textArea.Document.RunUpdate())
{
int start, end;
if (textArea.Selection.IsEmpty)
{
start = 1;
end = textArea.Document.LineCount;
}
else
{
start = textArea.Document.GetLineByOffset(textArea.Selection.SurroundingSegment.Offset)
.LineNumber;
end = textArea.Document.GetLineByOffset(textArea.Selection.SurroundingSegment.EndOffset)
.LineNumber;
}
textArea.IndentationStrategy.IndentLines(textArea.Document, start, end);
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
}
}
<MSG> fix paste from external app on linux.
<DFF> @@ -24,6 +24,7 @@ using Avalonia;
using AvaloniaEdit.Document;
using Avalonia.Input;
using AvaloniaEdit.Utils;
+using System.Threading.Tasks;
namespace AvaloniaEdit.Editing
{
@@ -469,26 +470,26 @@ namespace AvaloniaEdit.Editing
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
- args.CanExecute = textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset)
- && !string.IsNullOrEmpty(Application.Current.Clipboard.GetTextAsync()
- .GetAwaiter()
- .GetResult());
+ args.CanExecute = textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset);
args.Handled = true;
}
}
- private static void OnPaste(object target, ExecutedRoutedEventArgs args)
+ private static async void OnPaste(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
- string text;
+ textArea.Document.BeginUpdate();
+
+ string text = null;
try
{
- text = Application.Current.Clipboard.GetTextAsync().GetAwaiter().GetResult();
+ text = await Application.Current.Clipboard.GetTextAsync();
}
catch (Exception)
{
+ textArea.Document.EndUpdate();
return;
}
@@ -505,6 +506,8 @@ namespace AvaloniaEdit.Editing
textArea.Caret.BringCaretToView();
args.Handled = true;
+
+ textArea.Document.EndUpdate();
}
}
| 10 | fix paste from external app on linux. | 7 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067251 | <NME> EditingCommandHandler.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using Avalonia;
using AvaloniaEdit.Document;
using Avalonia.Input;
using AvaloniaEdit.Utils;
namespace AvaloniaEdit.Editing
{
/// <summary>
/// We re-use the CommandBinding and InputBinding instances between multiple text areas,
/// so this class is static.
/// </summary>
internal class EditingCommandHandler
{
/// <summary>
/// Creates a new <see cref="TextAreaInputHandler"/> for the text area.
/// </summary>
public static TextAreaInputHandler Create(TextArea textArea)
{
var handler = new TextAreaInputHandler(textArea);
handler.CommandBindings.AddRange(CommandBindings);
handler.KeyBindings.AddRange(KeyBindings);
return handler;
}
private static readonly List<RoutedCommandBinding> CommandBindings = new List<RoutedCommandBinding>();
private static readonly List<KeyBinding> KeyBindings = new List<KeyBinding>();
private static void AddBinding(RoutedCommand command, KeyModifiers modifiers, Key key,
EventHandler<ExecutedRoutedEventArgs> handler)
{
CommandBindings.Add(new RoutedCommandBinding(command, handler));
KeyBindings.Add(TextAreaDefaultInputHandler.CreateKeyBinding(command, modifiers, key));
}
private static void AddBinding(RoutedCommand command, EventHandler<ExecutedRoutedEventArgs> handler, EventHandler<CanExecuteRoutedEventArgs> canExecuteHandler = null)
{
CommandBindings.Add(new RoutedCommandBinding(command, handler, canExecuteHandler));
}
static EditingCommandHandler()
{
AddBinding(EditingCommands.Delete, KeyModifiers.None, Key.Delete, OnDelete(CaretMovementType.CharRight));
AddBinding(EditingCommands.DeleteNextWord, KeyModifiers.Control, Key.Delete,
OnDelete(CaretMovementType.WordRight));
AddBinding(EditingCommands.Backspace, KeyModifiers.None, Key.Back, OnDelete(CaretMovementType.Backspace));
KeyBindings.Add(
TextAreaDefaultInputHandler.CreateKeyBinding(EditingCommands.Backspace, KeyModifiers.Shift,
Key.Back)); // make Shift-Backspace do the same as plain backspace
AddBinding(EditingCommands.DeletePreviousWord, KeyModifiers.Control, Key.Back,
OnDelete(CaretMovementType.WordLeft));
AddBinding(EditingCommands.EnterParagraphBreak, KeyModifiers.None, Key.Enter, OnEnter);
AddBinding(EditingCommands.EnterLineBreak, KeyModifiers.Shift, Key.Enter, OnEnter);
AddBinding(EditingCommands.TabForward, KeyModifiers.None, Key.Tab, OnTab);
AddBinding(EditingCommands.TabBackward, KeyModifiers.Shift, Key.Tab, OnShiftTab);
AddBinding(ApplicationCommands.Delete, OnDelete(CaretMovementType.None), CanDelete);
AddBinding(ApplicationCommands.Copy, OnCopy, CanCopy);
AddBinding(ApplicationCommands.Cut, OnCut, CanCut);
AddBinding(ApplicationCommands.Paste, OnPaste, CanPaste);
AddBinding(AvaloniaEditCommands.ToggleOverstrike, OnToggleOverstrike);
AddBinding(AvaloniaEditCommands.DeleteLine, OnDeleteLine);
AddBinding(AvaloniaEditCommands.RemoveLeadingWhitespace, OnRemoveLeadingWhitespace);
AddBinding(AvaloniaEditCommands.RemoveTrailingWhitespace, OnRemoveTrailingWhitespace);
AddBinding(AvaloniaEditCommands.ConvertToUppercase, OnConvertToUpperCase);
AddBinding(AvaloniaEditCommands.ConvertToLowercase, OnConvertToLowerCase);
AddBinding(AvaloniaEditCommands.ConvertToTitleCase, OnConvertToTitleCase);
AddBinding(AvaloniaEditCommands.InvertCase, OnInvertCase);
AddBinding(AvaloniaEditCommands.ConvertTabsToSpaces, OnConvertTabsToSpaces);
AddBinding(AvaloniaEditCommands.ConvertSpacesToTabs, OnConvertSpacesToTabs);
AddBinding(AvaloniaEditCommands.ConvertLeadingTabsToSpaces, OnConvertLeadingTabsToSpaces);
AddBinding(AvaloniaEditCommands.ConvertLeadingSpacesToTabs, OnConvertLeadingSpacesToTabs);
AddBinding(AvaloniaEditCommands.IndentSelection, OnIndentSelection);
}
private static TextArea GetTextArea(object target)
{
return target as TextArea;
}
#region Text Transformation Helpers
private enum DefaultSegmentType
{
WholeDocument,
CurrentLine
}
/// <summary>
/// Calls transformLine on all lines in the selected range.
/// transformLine needs to handle read-only segments!
/// </summary>
private static void TransformSelectedLines(Action<TextArea, DocumentLine> transformLine, object target,
ExecutedRoutedEventArgs args, DefaultSegmentType defaultSegmentType)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
using (textArea.Document.RunUpdate())
{
DocumentLine start, end;
if (textArea.Selection.IsEmpty)
{
if (defaultSegmentType == DefaultSegmentType.CurrentLine)
{
start = end = textArea.Document.GetLineByNumber(textArea.Caret.Line);
}
else if (defaultSegmentType == DefaultSegmentType.WholeDocument)
{
start = textArea.Document.Lines.First();
end = textArea.Document.Lines.Last();
}
else
{
start = end = null;
}
}
else
{
var segment = textArea.Selection.SurroundingSegment;
start = textArea.Document.GetLineByOffset(segment.Offset);
end = textArea.Document.GetLineByOffset(segment.EndOffset);
// don't include the last line if no characters on it are selected
if (start != end && end.Offset == segment.EndOffset)
end = end.PreviousLine;
}
if (start != null)
{
transformLine(textArea, start);
while (start != end)
{
start = start.NextLine;
transformLine(textArea, start);
}
}
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
/// <summary>
/// Calls transformLine on all writable segment in the selected range.
/// </summary>
private static void TransformSelectedSegments(Action<TextArea, ISegment> transformSegment, object target,
ExecutedRoutedEventArgs args, DefaultSegmentType defaultSegmentType)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
using (textArea.Document.RunUpdate())
{
IEnumerable<ISegment> segments;
if (textArea.Selection.IsEmpty)
{
if (defaultSegmentType == DefaultSegmentType.CurrentLine)
{
segments = new ISegment[] { textArea.Document.GetLineByNumber(textArea.Caret.Line) };
}
else if (defaultSegmentType == DefaultSegmentType.WholeDocument)
{
segments = textArea.Document.Lines;
}
else
{
segments = null;
}
}
else
{
segments = textArea.Selection.Segments;
}
if (segments != null)
{
foreach (var segment in segments.Reverse())
{
foreach (var writableSegment in textArea.GetDeletableSegments(segment).Reverse())
{
transformSegment(textArea, writableSegment);
}
}
}
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
#endregion
#region EnterLineBreak
private static void OnEnter(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea != null && textArea.IsFocused)
{
textArea.PerformTextInput("\n");
args.Handled = true;
}
}
#endregion
#region Tab
private static void OnTab(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
using (textArea.Document.RunUpdate())
{
if (textArea.Selection.IsMultiline)
{
var segment = textArea.Selection.SurroundingSegment;
var start = textArea.Document.GetLineByOffset(segment.Offset);
var end = textArea.Document.GetLineByOffset(segment.EndOffset);
// don't include the last line if no characters on it are selected
if (start != end && end.Offset == segment.EndOffset)
end = end.PreviousLine;
var current = start;
while (true)
{
var offset = current.Offset;
if (textArea.ReadOnlySectionProvider.CanInsert(offset))
textArea.Document.Replace(offset, 0, textArea.Options.IndentationString,
OffsetChangeMappingType.KeepAnchorBeforeInsertion);
if (current == end)
break;
current = current.NextLine;
}
}
else
{
var indentationString = textArea.Options.GetIndentationString(textArea.Caret.Column);
textArea.ReplaceSelectionWithText(indentationString);
}
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
private static void OnShiftTab(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
var offset = line.Offset;
var s = TextUtilities.GetSingleIndentationSegment(textArea.Document, offset,
textArea.Options.IndentationSize);
if (s.Length > 0)
{
s = textArea.GetDeletableSegments(s).FirstOrDefault();
if (s != null && s.Length > 0)
{
textArea.Document.Remove(s.Offset, s.Length);
}
}
}, target, args, DefaultSegmentType.CurrentLine);
}
#endregion
#region Delete
private static EventHandler<ExecutedRoutedEventArgs> OnDelete(CaretMovementType caretMovement)
{
return (target, args) =>
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
if (textArea.Selection.IsEmpty)
{
var startPos = textArea.Caret.Position;
var enableVirtualSpace = textArea.Options.EnableVirtualSpace;
// When pressing delete; don't move the caret further into virtual space - instead delete the newline
if (caretMovement == CaretMovementType.CharRight)
enableVirtualSpace = false;
var desiredXPos = textArea.Caret.DesiredXPos;
var endPos = CaretNavigationCommandHandler.GetNewCaretPosition(
textArea.TextView, startPos, caretMovement, enableVirtualSpace, ref desiredXPos);
// GetNewCaretPosition may return (0,0) as new position,
// thus we need to validate endPos before using it in the selection.
if (endPos.Line < 1 || endPos.Column < 1)
endPos = new TextViewPosition(Math.Max(endPos.Line, 1), Math.Max(endPos.Column, 1));
// Don't do anything if the number of lines of a rectangular selection would be changed by the deletion.
if (textArea.Selection is RectangleSelection && startPos.Line != endPos.Line)
return;
// Don't select the text to be deleted; just reuse the ReplaceSelectionWithText logic
// Reuse the existing selection, so that we continue using the same logic
textArea.Selection.StartSelectionOrSetEndpoint(startPos, endPos)
.ReplaceSelectionWithText(string.Empty);
}
else
{
textArea.RemoveSelectedText();
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
};
}
private static void CanDelete(object target, CanExecuteRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = true;
args.Handled = true;
}
}
#endregion
#region Clipboard commands
private static void CanCut(object target, CanExecuteRoutedEventArgs args)
{
// HasSomethingSelected for copy and cut commands
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = (textArea.Options.CutCopyWholeLine || !textArea.Selection.IsEmpty) && !textArea.IsReadOnly;
args.Handled = true;
}
}
private static void CanCopy(object target, CanExecuteRoutedEventArgs args)
{
// HasSomethingSelected for copy and cut commands
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = textArea.Options.CutCopyWholeLine || !textArea.Selection.IsEmpty;
args.Handled = true;
}
}
private static void OnCopy(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
if (textArea.Selection.IsEmpty && textArea.Options.CutCopyWholeLine)
{
var currentLine = textArea.Document.GetLineByNumber(textArea.Caret.Line);
CopyWholeLine(textArea, currentLine);
}
else
{
CopySelectedText(textArea);
}
args.Handled = true;
}
}
private static void OnCut(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
if (textArea.Selection.IsEmpty && textArea.Options.CutCopyWholeLine)
{
var currentLine = textArea.Document.GetLineByNumber(textArea.Caret.Line);
if (CopyWholeLine(textArea, currentLine))
{
var segmentsToDelete =
textArea.GetDeletableSegments(
new SimpleSegment(currentLine.Offset, currentLine.TotalLength));
for (var i = segmentsToDelete.Length - 1; i >= 0; i--)
{
textArea.Document.Remove(segmentsToDelete[i]);
}
}
}
else
{
if (CopySelectedText(textArea))
textArea.RemoveSelectedText();
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
private static bool CopySelectedText(TextArea textArea)
{
var text = textArea.Selection.GetText();
text = TextUtilities.NormalizeNewLines(text, Environment.NewLine);
SetClipboardText(text);
textArea.OnTextCopied(new TextEventArgs(text));
return true;
}
private static void SetClipboardText(string text)
{
try
{
Application.Current.Clipboard.SetTextAsync(text).GetAwaiter().GetResult();
}
catch (Exception)
{
// Apparently this exception sometimes happens randomly.
// The MS controls just ignore it, so we'll do the same.
}
}
private static bool CopyWholeLine(TextArea textArea, DocumentLine line)
{
ISegment wholeLine = new SimpleSegment(line.Offset, line.TotalLength);
var text = textArea.Document.GetText(wholeLine);
// Ignore empty line copy
if(string.IsNullOrEmpty(text)) return false;
// Ensure we use the appropriate newline sequence for the OS
text = TextUtilities.NormalizeNewLines(text, Environment.NewLine);
// TODO: formats
//DataObject data = new DataObject();
//if (ConfirmDataFormat(textArea, data, DataFormats.UnicodeText))
// data.SetText(text);
//// Also copy text in HTML format to clipboard - good for pasting text into Word
//// or to the SharpDevelop forums.
//if (ConfirmDataFormat(textArea, data, DataFormats.Html))
//{
// IHighlighter highlighter = textArea.GetService(typeof(IHighlighter)) as IHighlighter;
// HtmlClipboard.SetHtml(data,
// HtmlClipboard.CreateHtmlFragment(textArea.Document, highlighter, wholeLine,
// new HtmlOptions(textArea.Options)));
//}
//if (ConfirmDataFormat(textArea, data, LineSelectedType))
//{
// var lineSelected = new MemoryStream(1);
// lineSelected.WriteByte(1);
// data.SetData(LineSelectedType, lineSelected, false);
//}
//var copyingEventArgs = new DataObjectCopyingEventArgs(data, false);
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset)
&& !string.IsNullOrEmpty(Application.Current.Clipboard.GetTextAsync()
.GetAwaiter()
.GetResult());
args.Handled = true;
}
}
private static void OnPaste(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
string text;
try
{
text = Application.Current.Clipboard.GetTextAsync().GetAwaiter().GetResult();
}
catch (Exception)
{
return;
}
string text = null;
try
{
text = await Application.Current.Clipboard.GetTextAsync();
}
catch (Exception)
{
textArea.Document.EndUpdate();
return;
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
if (!string.IsNullOrEmpty(text))
{
textArea.ReplaceSelectionWithText(text);
}
textArea.Caret.BringCaretToView();
args.Handled = true;
textArea.Document.EndUpdate();
}
}
internal static string GetTextToPaste(string text, TextArea textArea)
{
try
{
// Try retrieving the text as one of:
// - the FormatToApply
// - UnicodeText
// - Text
// (but don't try the same format twice)
//if (pastingEventArgs.FormatToApply != null && dataObject.GetDataPresent(pastingEventArgs.FormatToApply))
// text = (string)dataObject.GetData(pastingEventArgs.FormatToApply);
//else if (pastingEventArgs.FormatToApply != DataFormats.UnicodeText &&
// dataObject.GetDataPresent(DataFormats.UnicodeText))
// text = (string)dataObject.GetData(DataFormats.UnicodeText);
//else if (pastingEventArgs.FormatToApply != DataFormats.Text &&
// dataObject.GetDataPresent(DataFormats.Text))
// text = (string)dataObject.GetData(DataFormats.Text);
//else
// return null; // no text data format
// convert text back to correct newlines for this document
var newLine = TextUtilities.GetNewLineFromDocument(textArea.Document, textArea.Caret.Line);
text = TextUtilities.NormalizeNewLines(text, newLine);
text = textArea.Options.ConvertTabsToSpaces
? text.Replace("\t", new String(' ', textArea.Options.IndentationSize))
: text;
return text;
}
catch (OutOfMemoryException)
{
// may happen when trying to paste a huge string
return null;
}
}
#endregion
#region Toggle Overstrike
private static void OnToggleOverstrike(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea != null && textArea.Options.AllowToggleOverstrikeMode)
textArea.OverstrikeMode = !textArea.OverstrikeMode;
}
#endregion
#region DeleteLine
private static void OnDeleteLine(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
int firstLineIndex, lastLineIndex;
if (textArea.Selection.Length == 0)
{
// There is no selection, simply delete current line
firstLineIndex = lastLineIndex = textArea.Caret.Line;
}
else
{
// There is a selection, remove all lines affected by it (use Min/Max to be independent from selection direction)
firstLineIndex = Math.Min(textArea.Selection.StartPosition.Line,
textArea.Selection.EndPosition.Line);
lastLineIndex = Math.Max(textArea.Selection.StartPosition.Line,
textArea.Selection.EndPosition.Line);
}
var startLine = textArea.Document.GetLineByNumber(firstLineIndex);
var endLine = textArea.Document.GetLineByNumber(lastLineIndex);
textArea.Selection = Selection.Create(textArea, startLine.Offset,
endLine.Offset + endLine.TotalLength);
textArea.RemoveSelectedText();
args.Handled = true;
}
}
#endregion
#region Remove..Whitespace / Convert Tabs-Spaces
private static void OnRemoveLeadingWhitespace(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
textArea.Document.Remove(TextUtilities.GetLeadingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnRemoveTrailingWhitespace(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
textArea.Document.Remove(TextUtilities.GetTrailingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertTabsToSpaces(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedSegments(ConvertTabsToSpaces, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertLeadingTabsToSpaces(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
ConvertTabsToSpaces(textArea, TextUtilities.GetLeadingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void ConvertTabsToSpaces(TextArea textArea, ISegment segment)
{
var document = textArea.Document;
var endOffset = segment.EndOffset;
var indentationString = new string(' ', textArea.Options.IndentationSize);
for (var offset = segment.Offset; offset < endOffset; offset++)
{
if (document.GetCharAt(offset) == '\t')
{
document.Replace(offset, 1, indentationString, OffsetChangeMappingType.CharacterReplace);
endOffset += indentationString.Length - 1;
}
}
}
private static void OnConvertSpacesToTabs(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedSegments(ConvertSpacesToTabs, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertLeadingSpacesToTabs(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
ConvertSpacesToTabs(textArea, TextUtilities.GetLeadingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void ConvertSpacesToTabs(TextArea textArea, ISegment segment)
{
var document = textArea.Document;
var endOffset = segment.EndOffset;
var indentationSize = textArea.Options.IndentationSize;
var spacesCount = 0;
for (var offset = segment.Offset; offset < endOffset; offset++)
{
if (document.GetCharAt(offset) == ' ')
{
spacesCount++;
if (spacesCount == indentationSize)
{
document.Replace(offset - (indentationSize - 1), indentationSize, "\t",
OffsetChangeMappingType.CharacterReplace);
spacesCount = 0;
offset -= indentationSize - 1;
endOffset -= indentationSize - 1;
}
}
else
{
spacesCount = 0;
}
}
}
#endregion
#region Convert...Case
private static void ConvertCase(Func<string, string> transformText, object target, ExecutedRoutedEventArgs args)
{
TransformSelectedSegments(
delegate (TextArea textArea, ISegment segment)
{
var oldText = textArea.Document.GetText(segment);
var newText = transformText(oldText);
textArea.Document.Replace(segment.Offset, segment.Length, newText,
OffsetChangeMappingType.CharacterReplace);
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertToUpperCase(object target, ExecutedRoutedEventArgs args)
{
ConvertCase(CultureInfo.CurrentCulture.TextInfo.ToUpper, target, args);
}
private static void OnConvertToLowerCase(object target, ExecutedRoutedEventArgs args)
{
ConvertCase(CultureInfo.CurrentCulture.TextInfo.ToLower, target, args);
}
private static void OnConvertToTitleCase(object target, ExecutedRoutedEventArgs args)
{
throw new NotSupportedException();
//ConvertCase(CultureInfo.CurrentCulture.TextInfo.ToTitleCase, target, args);
}
private static void OnInvertCase(object target, ExecutedRoutedEventArgs args)
{
ConvertCase(InvertCase, target, args);
}
private static string InvertCase(string text)
{
// TODO: culture
//var culture = CultureInfo.CurrentCulture;
var buffer = text.ToCharArray();
for (var i = 0; i < buffer.Length; ++i)
{
var c = buffer[i];
buffer[i] = char.IsUpper(c) ? char.ToLower(c) : char.ToUpper(c);
}
return new string(buffer);
}
#endregion
private static void OnIndentSelection(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null && textArea.IndentationStrategy != null)
{
using (textArea.Document.RunUpdate())
{
int start, end;
if (textArea.Selection.IsEmpty)
{
start = 1;
end = textArea.Document.LineCount;
}
else
{
start = textArea.Document.GetLineByOffset(textArea.Selection.SurroundingSegment.Offset)
.LineNumber;
end = textArea.Document.GetLineByOffset(textArea.Selection.SurroundingSegment.EndOffset)
.LineNumber;
}
textArea.IndentationStrategy.IndentLines(textArea.Document, start, end);
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
}
}
<MSG> fix paste from external app on linux.
<DFF> @@ -24,6 +24,7 @@ using Avalonia;
using AvaloniaEdit.Document;
using Avalonia.Input;
using AvaloniaEdit.Utils;
+using System.Threading.Tasks;
namespace AvaloniaEdit.Editing
{
@@ -469,26 +470,26 @@ namespace AvaloniaEdit.Editing
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
- args.CanExecute = textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset)
- && !string.IsNullOrEmpty(Application.Current.Clipboard.GetTextAsync()
- .GetAwaiter()
- .GetResult());
+ args.CanExecute = textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset);
args.Handled = true;
}
}
- private static void OnPaste(object target, ExecutedRoutedEventArgs args)
+ private static async void OnPaste(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
- string text;
+ textArea.Document.BeginUpdate();
+
+ string text = null;
try
{
- text = Application.Current.Clipboard.GetTextAsync().GetAwaiter().GetResult();
+ text = await Application.Current.Clipboard.GetTextAsync();
}
catch (Exception)
{
+ textArea.Document.EndUpdate();
return;
}
@@ -505,6 +506,8 @@ namespace AvaloniaEdit.Editing
textArea.Caret.BringCaretToView();
args.Handled = true;
+
+ textArea.Document.EndUpdate();
}
}
| 10 | fix paste from external app on linux. | 7 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067252 | <NME> EditingCommandHandler.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using Avalonia;
using AvaloniaEdit.Document;
using Avalonia.Input;
using AvaloniaEdit.Utils;
namespace AvaloniaEdit.Editing
{
/// <summary>
/// We re-use the CommandBinding and InputBinding instances between multiple text areas,
/// so this class is static.
/// </summary>
internal class EditingCommandHandler
{
/// <summary>
/// Creates a new <see cref="TextAreaInputHandler"/> for the text area.
/// </summary>
public static TextAreaInputHandler Create(TextArea textArea)
{
var handler = new TextAreaInputHandler(textArea);
handler.CommandBindings.AddRange(CommandBindings);
handler.KeyBindings.AddRange(KeyBindings);
return handler;
}
private static readonly List<RoutedCommandBinding> CommandBindings = new List<RoutedCommandBinding>();
private static readonly List<KeyBinding> KeyBindings = new List<KeyBinding>();
private static void AddBinding(RoutedCommand command, KeyModifiers modifiers, Key key,
EventHandler<ExecutedRoutedEventArgs> handler)
{
CommandBindings.Add(new RoutedCommandBinding(command, handler));
KeyBindings.Add(TextAreaDefaultInputHandler.CreateKeyBinding(command, modifiers, key));
}
private static void AddBinding(RoutedCommand command, EventHandler<ExecutedRoutedEventArgs> handler, EventHandler<CanExecuteRoutedEventArgs> canExecuteHandler = null)
{
CommandBindings.Add(new RoutedCommandBinding(command, handler, canExecuteHandler));
}
static EditingCommandHandler()
{
AddBinding(EditingCommands.Delete, KeyModifiers.None, Key.Delete, OnDelete(CaretMovementType.CharRight));
AddBinding(EditingCommands.DeleteNextWord, KeyModifiers.Control, Key.Delete,
OnDelete(CaretMovementType.WordRight));
AddBinding(EditingCommands.Backspace, KeyModifiers.None, Key.Back, OnDelete(CaretMovementType.Backspace));
KeyBindings.Add(
TextAreaDefaultInputHandler.CreateKeyBinding(EditingCommands.Backspace, KeyModifiers.Shift,
Key.Back)); // make Shift-Backspace do the same as plain backspace
AddBinding(EditingCommands.DeletePreviousWord, KeyModifiers.Control, Key.Back,
OnDelete(CaretMovementType.WordLeft));
AddBinding(EditingCommands.EnterParagraphBreak, KeyModifiers.None, Key.Enter, OnEnter);
AddBinding(EditingCommands.EnterLineBreak, KeyModifiers.Shift, Key.Enter, OnEnter);
AddBinding(EditingCommands.TabForward, KeyModifiers.None, Key.Tab, OnTab);
AddBinding(EditingCommands.TabBackward, KeyModifiers.Shift, Key.Tab, OnShiftTab);
AddBinding(ApplicationCommands.Delete, OnDelete(CaretMovementType.None), CanDelete);
AddBinding(ApplicationCommands.Copy, OnCopy, CanCopy);
AddBinding(ApplicationCommands.Cut, OnCut, CanCut);
AddBinding(ApplicationCommands.Paste, OnPaste, CanPaste);
AddBinding(AvaloniaEditCommands.ToggleOverstrike, OnToggleOverstrike);
AddBinding(AvaloniaEditCommands.DeleteLine, OnDeleteLine);
AddBinding(AvaloniaEditCommands.RemoveLeadingWhitespace, OnRemoveLeadingWhitespace);
AddBinding(AvaloniaEditCommands.RemoveTrailingWhitespace, OnRemoveTrailingWhitespace);
AddBinding(AvaloniaEditCommands.ConvertToUppercase, OnConvertToUpperCase);
AddBinding(AvaloniaEditCommands.ConvertToLowercase, OnConvertToLowerCase);
AddBinding(AvaloniaEditCommands.ConvertToTitleCase, OnConvertToTitleCase);
AddBinding(AvaloniaEditCommands.InvertCase, OnInvertCase);
AddBinding(AvaloniaEditCommands.ConvertTabsToSpaces, OnConvertTabsToSpaces);
AddBinding(AvaloniaEditCommands.ConvertSpacesToTabs, OnConvertSpacesToTabs);
AddBinding(AvaloniaEditCommands.ConvertLeadingTabsToSpaces, OnConvertLeadingTabsToSpaces);
AddBinding(AvaloniaEditCommands.ConvertLeadingSpacesToTabs, OnConvertLeadingSpacesToTabs);
AddBinding(AvaloniaEditCommands.IndentSelection, OnIndentSelection);
}
private static TextArea GetTextArea(object target)
{
return target as TextArea;
}
#region Text Transformation Helpers
private enum DefaultSegmentType
{
WholeDocument,
CurrentLine
}
/// <summary>
/// Calls transformLine on all lines in the selected range.
/// transformLine needs to handle read-only segments!
/// </summary>
private static void TransformSelectedLines(Action<TextArea, DocumentLine> transformLine, object target,
ExecutedRoutedEventArgs args, DefaultSegmentType defaultSegmentType)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
using (textArea.Document.RunUpdate())
{
DocumentLine start, end;
if (textArea.Selection.IsEmpty)
{
if (defaultSegmentType == DefaultSegmentType.CurrentLine)
{
start = end = textArea.Document.GetLineByNumber(textArea.Caret.Line);
}
else if (defaultSegmentType == DefaultSegmentType.WholeDocument)
{
start = textArea.Document.Lines.First();
end = textArea.Document.Lines.Last();
}
else
{
start = end = null;
}
}
else
{
var segment = textArea.Selection.SurroundingSegment;
start = textArea.Document.GetLineByOffset(segment.Offset);
end = textArea.Document.GetLineByOffset(segment.EndOffset);
// don't include the last line if no characters on it are selected
if (start != end && end.Offset == segment.EndOffset)
end = end.PreviousLine;
}
if (start != null)
{
transformLine(textArea, start);
while (start != end)
{
start = start.NextLine;
transformLine(textArea, start);
}
}
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
/// <summary>
/// Calls transformLine on all writable segment in the selected range.
/// </summary>
private static void TransformSelectedSegments(Action<TextArea, ISegment> transformSegment, object target,
ExecutedRoutedEventArgs args, DefaultSegmentType defaultSegmentType)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
using (textArea.Document.RunUpdate())
{
IEnumerable<ISegment> segments;
if (textArea.Selection.IsEmpty)
{
if (defaultSegmentType == DefaultSegmentType.CurrentLine)
{
segments = new ISegment[] { textArea.Document.GetLineByNumber(textArea.Caret.Line) };
}
else if (defaultSegmentType == DefaultSegmentType.WholeDocument)
{
segments = textArea.Document.Lines;
}
else
{
segments = null;
}
}
else
{
segments = textArea.Selection.Segments;
}
if (segments != null)
{
foreach (var segment in segments.Reverse())
{
foreach (var writableSegment in textArea.GetDeletableSegments(segment).Reverse())
{
transformSegment(textArea, writableSegment);
}
}
}
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
#endregion
#region EnterLineBreak
private static void OnEnter(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea != null && textArea.IsFocused)
{
textArea.PerformTextInput("\n");
args.Handled = true;
}
}
#endregion
#region Tab
private static void OnTab(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
using (textArea.Document.RunUpdate())
{
if (textArea.Selection.IsMultiline)
{
var segment = textArea.Selection.SurroundingSegment;
var start = textArea.Document.GetLineByOffset(segment.Offset);
var end = textArea.Document.GetLineByOffset(segment.EndOffset);
// don't include the last line if no characters on it are selected
if (start != end && end.Offset == segment.EndOffset)
end = end.PreviousLine;
var current = start;
while (true)
{
var offset = current.Offset;
if (textArea.ReadOnlySectionProvider.CanInsert(offset))
textArea.Document.Replace(offset, 0, textArea.Options.IndentationString,
OffsetChangeMappingType.KeepAnchorBeforeInsertion);
if (current == end)
break;
current = current.NextLine;
}
}
else
{
var indentationString = textArea.Options.GetIndentationString(textArea.Caret.Column);
textArea.ReplaceSelectionWithText(indentationString);
}
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
private static void OnShiftTab(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
var offset = line.Offset;
var s = TextUtilities.GetSingleIndentationSegment(textArea.Document, offset,
textArea.Options.IndentationSize);
if (s.Length > 0)
{
s = textArea.GetDeletableSegments(s).FirstOrDefault();
if (s != null && s.Length > 0)
{
textArea.Document.Remove(s.Offset, s.Length);
}
}
}, target, args, DefaultSegmentType.CurrentLine);
}
#endregion
#region Delete
private static EventHandler<ExecutedRoutedEventArgs> OnDelete(CaretMovementType caretMovement)
{
return (target, args) =>
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
if (textArea.Selection.IsEmpty)
{
var startPos = textArea.Caret.Position;
var enableVirtualSpace = textArea.Options.EnableVirtualSpace;
// When pressing delete; don't move the caret further into virtual space - instead delete the newline
if (caretMovement == CaretMovementType.CharRight)
enableVirtualSpace = false;
var desiredXPos = textArea.Caret.DesiredXPos;
var endPos = CaretNavigationCommandHandler.GetNewCaretPosition(
textArea.TextView, startPos, caretMovement, enableVirtualSpace, ref desiredXPos);
// GetNewCaretPosition may return (0,0) as new position,
// thus we need to validate endPos before using it in the selection.
if (endPos.Line < 1 || endPos.Column < 1)
endPos = new TextViewPosition(Math.Max(endPos.Line, 1), Math.Max(endPos.Column, 1));
// Don't do anything if the number of lines of a rectangular selection would be changed by the deletion.
if (textArea.Selection is RectangleSelection && startPos.Line != endPos.Line)
return;
// Don't select the text to be deleted; just reuse the ReplaceSelectionWithText logic
// Reuse the existing selection, so that we continue using the same logic
textArea.Selection.StartSelectionOrSetEndpoint(startPos, endPos)
.ReplaceSelectionWithText(string.Empty);
}
else
{
textArea.RemoveSelectedText();
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
};
}
private static void CanDelete(object target, CanExecuteRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = true;
args.Handled = true;
}
}
#endregion
#region Clipboard commands
private static void CanCut(object target, CanExecuteRoutedEventArgs args)
{
// HasSomethingSelected for copy and cut commands
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = (textArea.Options.CutCopyWholeLine || !textArea.Selection.IsEmpty) && !textArea.IsReadOnly;
args.Handled = true;
}
}
private static void CanCopy(object target, CanExecuteRoutedEventArgs args)
{
// HasSomethingSelected for copy and cut commands
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = textArea.Options.CutCopyWholeLine || !textArea.Selection.IsEmpty;
args.Handled = true;
}
}
private static void OnCopy(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
if (textArea.Selection.IsEmpty && textArea.Options.CutCopyWholeLine)
{
var currentLine = textArea.Document.GetLineByNumber(textArea.Caret.Line);
CopyWholeLine(textArea, currentLine);
}
else
{
CopySelectedText(textArea);
}
args.Handled = true;
}
}
private static void OnCut(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
if (textArea.Selection.IsEmpty && textArea.Options.CutCopyWholeLine)
{
var currentLine = textArea.Document.GetLineByNumber(textArea.Caret.Line);
if (CopyWholeLine(textArea, currentLine))
{
var segmentsToDelete =
textArea.GetDeletableSegments(
new SimpleSegment(currentLine.Offset, currentLine.TotalLength));
for (var i = segmentsToDelete.Length - 1; i >= 0; i--)
{
textArea.Document.Remove(segmentsToDelete[i]);
}
}
}
else
{
if (CopySelectedText(textArea))
textArea.RemoveSelectedText();
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
private static bool CopySelectedText(TextArea textArea)
{
var text = textArea.Selection.GetText();
text = TextUtilities.NormalizeNewLines(text, Environment.NewLine);
SetClipboardText(text);
textArea.OnTextCopied(new TextEventArgs(text));
return true;
}
private static void SetClipboardText(string text)
{
try
{
Application.Current.Clipboard.SetTextAsync(text).GetAwaiter().GetResult();
}
catch (Exception)
{
// Apparently this exception sometimes happens randomly.
// The MS controls just ignore it, so we'll do the same.
}
}
private static bool CopyWholeLine(TextArea textArea, DocumentLine line)
{
ISegment wholeLine = new SimpleSegment(line.Offset, line.TotalLength);
var text = textArea.Document.GetText(wholeLine);
// Ignore empty line copy
if(string.IsNullOrEmpty(text)) return false;
// Ensure we use the appropriate newline sequence for the OS
text = TextUtilities.NormalizeNewLines(text, Environment.NewLine);
// TODO: formats
//DataObject data = new DataObject();
//if (ConfirmDataFormat(textArea, data, DataFormats.UnicodeText))
// data.SetText(text);
//// Also copy text in HTML format to clipboard - good for pasting text into Word
//// or to the SharpDevelop forums.
//if (ConfirmDataFormat(textArea, data, DataFormats.Html))
//{
// IHighlighter highlighter = textArea.GetService(typeof(IHighlighter)) as IHighlighter;
// HtmlClipboard.SetHtml(data,
// HtmlClipboard.CreateHtmlFragment(textArea.Document, highlighter, wholeLine,
// new HtmlOptions(textArea.Options)));
//}
//if (ConfirmDataFormat(textArea, data, LineSelectedType))
//{
// var lineSelected = new MemoryStream(1);
// lineSelected.WriteByte(1);
// data.SetData(LineSelectedType, lineSelected, false);
//}
//var copyingEventArgs = new DataObjectCopyingEventArgs(data, false);
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset)
&& !string.IsNullOrEmpty(Application.Current.Clipboard.GetTextAsync()
.GetAwaiter()
.GetResult());
args.Handled = true;
}
}
private static void OnPaste(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
string text;
try
{
text = Application.Current.Clipboard.GetTextAsync().GetAwaiter().GetResult();
}
catch (Exception)
{
return;
}
string text = null;
try
{
text = await Application.Current.Clipboard.GetTextAsync();
}
catch (Exception)
{
textArea.Document.EndUpdate();
return;
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
if (!string.IsNullOrEmpty(text))
{
textArea.ReplaceSelectionWithText(text);
}
textArea.Caret.BringCaretToView();
args.Handled = true;
textArea.Document.EndUpdate();
}
}
internal static string GetTextToPaste(string text, TextArea textArea)
{
try
{
// Try retrieving the text as one of:
// - the FormatToApply
// - UnicodeText
// - Text
// (but don't try the same format twice)
//if (pastingEventArgs.FormatToApply != null && dataObject.GetDataPresent(pastingEventArgs.FormatToApply))
// text = (string)dataObject.GetData(pastingEventArgs.FormatToApply);
//else if (pastingEventArgs.FormatToApply != DataFormats.UnicodeText &&
// dataObject.GetDataPresent(DataFormats.UnicodeText))
// text = (string)dataObject.GetData(DataFormats.UnicodeText);
//else if (pastingEventArgs.FormatToApply != DataFormats.Text &&
// dataObject.GetDataPresent(DataFormats.Text))
// text = (string)dataObject.GetData(DataFormats.Text);
//else
// return null; // no text data format
// convert text back to correct newlines for this document
var newLine = TextUtilities.GetNewLineFromDocument(textArea.Document, textArea.Caret.Line);
text = TextUtilities.NormalizeNewLines(text, newLine);
text = textArea.Options.ConvertTabsToSpaces
? text.Replace("\t", new String(' ', textArea.Options.IndentationSize))
: text;
return text;
}
catch (OutOfMemoryException)
{
// may happen when trying to paste a huge string
return null;
}
}
#endregion
#region Toggle Overstrike
private static void OnToggleOverstrike(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea != null && textArea.Options.AllowToggleOverstrikeMode)
textArea.OverstrikeMode = !textArea.OverstrikeMode;
}
#endregion
#region DeleteLine
private static void OnDeleteLine(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
int firstLineIndex, lastLineIndex;
if (textArea.Selection.Length == 0)
{
// There is no selection, simply delete current line
firstLineIndex = lastLineIndex = textArea.Caret.Line;
}
else
{
// There is a selection, remove all lines affected by it (use Min/Max to be independent from selection direction)
firstLineIndex = Math.Min(textArea.Selection.StartPosition.Line,
textArea.Selection.EndPosition.Line);
lastLineIndex = Math.Max(textArea.Selection.StartPosition.Line,
textArea.Selection.EndPosition.Line);
}
var startLine = textArea.Document.GetLineByNumber(firstLineIndex);
var endLine = textArea.Document.GetLineByNumber(lastLineIndex);
textArea.Selection = Selection.Create(textArea, startLine.Offset,
endLine.Offset + endLine.TotalLength);
textArea.RemoveSelectedText();
args.Handled = true;
}
}
#endregion
#region Remove..Whitespace / Convert Tabs-Spaces
private static void OnRemoveLeadingWhitespace(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
textArea.Document.Remove(TextUtilities.GetLeadingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnRemoveTrailingWhitespace(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
textArea.Document.Remove(TextUtilities.GetTrailingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertTabsToSpaces(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedSegments(ConvertTabsToSpaces, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertLeadingTabsToSpaces(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
ConvertTabsToSpaces(textArea, TextUtilities.GetLeadingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void ConvertTabsToSpaces(TextArea textArea, ISegment segment)
{
var document = textArea.Document;
var endOffset = segment.EndOffset;
var indentationString = new string(' ', textArea.Options.IndentationSize);
for (var offset = segment.Offset; offset < endOffset; offset++)
{
if (document.GetCharAt(offset) == '\t')
{
document.Replace(offset, 1, indentationString, OffsetChangeMappingType.CharacterReplace);
endOffset += indentationString.Length - 1;
}
}
}
private static void OnConvertSpacesToTabs(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedSegments(ConvertSpacesToTabs, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertLeadingSpacesToTabs(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
ConvertSpacesToTabs(textArea, TextUtilities.GetLeadingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void ConvertSpacesToTabs(TextArea textArea, ISegment segment)
{
var document = textArea.Document;
var endOffset = segment.EndOffset;
var indentationSize = textArea.Options.IndentationSize;
var spacesCount = 0;
for (var offset = segment.Offset; offset < endOffset; offset++)
{
if (document.GetCharAt(offset) == ' ')
{
spacesCount++;
if (spacesCount == indentationSize)
{
document.Replace(offset - (indentationSize - 1), indentationSize, "\t",
OffsetChangeMappingType.CharacterReplace);
spacesCount = 0;
offset -= indentationSize - 1;
endOffset -= indentationSize - 1;
}
}
else
{
spacesCount = 0;
}
}
}
#endregion
#region Convert...Case
private static void ConvertCase(Func<string, string> transformText, object target, ExecutedRoutedEventArgs args)
{
TransformSelectedSegments(
delegate (TextArea textArea, ISegment segment)
{
var oldText = textArea.Document.GetText(segment);
var newText = transformText(oldText);
textArea.Document.Replace(segment.Offset, segment.Length, newText,
OffsetChangeMappingType.CharacterReplace);
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertToUpperCase(object target, ExecutedRoutedEventArgs args)
{
ConvertCase(CultureInfo.CurrentCulture.TextInfo.ToUpper, target, args);
}
private static void OnConvertToLowerCase(object target, ExecutedRoutedEventArgs args)
{
ConvertCase(CultureInfo.CurrentCulture.TextInfo.ToLower, target, args);
}
private static void OnConvertToTitleCase(object target, ExecutedRoutedEventArgs args)
{
throw new NotSupportedException();
//ConvertCase(CultureInfo.CurrentCulture.TextInfo.ToTitleCase, target, args);
}
private static void OnInvertCase(object target, ExecutedRoutedEventArgs args)
{
ConvertCase(InvertCase, target, args);
}
private static string InvertCase(string text)
{
// TODO: culture
//var culture = CultureInfo.CurrentCulture;
var buffer = text.ToCharArray();
for (var i = 0; i < buffer.Length; ++i)
{
var c = buffer[i];
buffer[i] = char.IsUpper(c) ? char.ToLower(c) : char.ToUpper(c);
}
return new string(buffer);
}
#endregion
private static void OnIndentSelection(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null && textArea.IndentationStrategy != null)
{
using (textArea.Document.RunUpdate())
{
int start, end;
if (textArea.Selection.IsEmpty)
{
start = 1;
end = textArea.Document.LineCount;
}
else
{
start = textArea.Document.GetLineByOffset(textArea.Selection.SurroundingSegment.Offset)
.LineNumber;
end = textArea.Document.GetLineByOffset(textArea.Selection.SurroundingSegment.EndOffset)
.LineNumber;
}
textArea.IndentationStrategy.IndentLines(textArea.Document, start, end);
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
}
}
<MSG> fix paste from external app on linux.
<DFF> @@ -24,6 +24,7 @@ using Avalonia;
using AvaloniaEdit.Document;
using Avalonia.Input;
using AvaloniaEdit.Utils;
+using System.Threading.Tasks;
namespace AvaloniaEdit.Editing
{
@@ -469,26 +470,26 @@ namespace AvaloniaEdit.Editing
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
- args.CanExecute = textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset)
- && !string.IsNullOrEmpty(Application.Current.Clipboard.GetTextAsync()
- .GetAwaiter()
- .GetResult());
+ args.CanExecute = textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset);
args.Handled = true;
}
}
- private static void OnPaste(object target, ExecutedRoutedEventArgs args)
+ private static async void OnPaste(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
- string text;
+ textArea.Document.BeginUpdate();
+
+ string text = null;
try
{
- text = Application.Current.Clipboard.GetTextAsync().GetAwaiter().GetResult();
+ text = await Application.Current.Clipboard.GetTextAsync();
}
catch (Exception)
{
+ textArea.Document.EndUpdate();
return;
}
@@ -505,6 +506,8 @@ namespace AvaloniaEdit.Editing
textArea.Caret.BringCaretToView();
args.Handled = true;
+
+ textArea.Document.EndUpdate();
}
}
| 10 | fix paste from external app on linux. | 7 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067253 | <NME> EditingCommandHandler.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using Avalonia;
using AvaloniaEdit.Document;
using Avalonia.Input;
using AvaloniaEdit.Utils;
namespace AvaloniaEdit.Editing
{
/// <summary>
/// We re-use the CommandBinding and InputBinding instances between multiple text areas,
/// so this class is static.
/// </summary>
internal class EditingCommandHandler
{
/// <summary>
/// Creates a new <see cref="TextAreaInputHandler"/> for the text area.
/// </summary>
public static TextAreaInputHandler Create(TextArea textArea)
{
var handler = new TextAreaInputHandler(textArea);
handler.CommandBindings.AddRange(CommandBindings);
handler.KeyBindings.AddRange(KeyBindings);
return handler;
}
private static readonly List<RoutedCommandBinding> CommandBindings = new List<RoutedCommandBinding>();
private static readonly List<KeyBinding> KeyBindings = new List<KeyBinding>();
private static void AddBinding(RoutedCommand command, KeyModifiers modifiers, Key key,
EventHandler<ExecutedRoutedEventArgs> handler)
{
CommandBindings.Add(new RoutedCommandBinding(command, handler));
KeyBindings.Add(TextAreaDefaultInputHandler.CreateKeyBinding(command, modifiers, key));
}
private static void AddBinding(RoutedCommand command, EventHandler<ExecutedRoutedEventArgs> handler, EventHandler<CanExecuteRoutedEventArgs> canExecuteHandler = null)
{
CommandBindings.Add(new RoutedCommandBinding(command, handler, canExecuteHandler));
}
static EditingCommandHandler()
{
AddBinding(EditingCommands.Delete, KeyModifiers.None, Key.Delete, OnDelete(CaretMovementType.CharRight));
AddBinding(EditingCommands.DeleteNextWord, KeyModifiers.Control, Key.Delete,
OnDelete(CaretMovementType.WordRight));
AddBinding(EditingCommands.Backspace, KeyModifiers.None, Key.Back, OnDelete(CaretMovementType.Backspace));
KeyBindings.Add(
TextAreaDefaultInputHandler.CreateKeyBinding(EditingCommands.Backspace, KeyModifiers.Shift,
Key.Back)); // make Shift-Backspace do the same as plain backspace
AddBinding(EditingCommands.DeletePreviousWord, KeyModifiers.Control, Key.Back,
OnDelete(CaretMovementType.WordLeft));
AddBinding(EditingCommands.EnterParagraphBreak, KeyModifiers.None, Key.Enter, OnEnter);
AddBinding(EditingCommands.EnterLineBreak, KeyModifiers.Shift, Key.Enter, OnEnter);
AddBinding(EditingCommands.TabForward, KeyModifiers.None, Key.Tab, OnTab);
AddBinding(EditingCommands.TabBackward, KeyModifiers.Shift, Key.Tab, OnShiftTab);
AddBinding(ApplicationCommands.Delete, OnDelete(CaretMovementType.None), CanDelete);
AddBinding(ApplicationCommands.Copy, OnCopy, CanCopy);
AddBinding(ApplicationCommands.Cut, OnCut, CanCut);
AddBinding(ApplicationCommands.Paste, OnPaste, CanPaste);
AddBinding(AvaloniaEditCommands.ToggleOverstrike, OnToggleOverstrike);
AddBinding(AvaloniaEditCommands.DeleteLine, OnDeleteLine);
AddBinding(AvaloniaEditCommands.RemoveLeadingWhitespace, OnRemoveLeadingWhitespace);
AddBinding(AvaloniaEditCommands.RemoveTrailingWhitespace, OnRemoveTrailingWhitespace);
AddBinding(AvaloniaEditCommands.ConvertToUppercase, OnConvertToUpperCase);
AddBinding(AvaloniaEditCommands.ConvertToLowercase, OnConvertToLowerCase);
AddBinding(AvaloniaEditCommands.ConvertToTitleCase, OnConvertToTitleCase);
AddBinding(AvaloniaEditCommands.InvertCase, OnInvertCase);
AddBinding(AvaloniaEditCommands.ConvertTabsToSpaces, OnConvertTabsToSpaces);
AddBinding(AvaloniaEditCommands.ConvertSpacesToTabs, OnConvertSpacesToTabs);
AddBinding(AvaloniaEditCommands.ConvertLeadingTabsToSpaces, OnConvertLeadingTabsToSpaces);
AddBinding(AvaloniaEditCommands.ConvertLeadingSpacesToTabs, OnConvertLeadingSpacesToTabs);
AddBinding(AvaloniaEditCommands.IndentSelection, OnIndentSelection);
}
private static TextArea GetTextArea(object target)
{
return target as TextArea;
}
#region Text Transformation Helpers
private enum DefaultSegmentType
{
WholeDocument,
CurrentLine
}
/// <summary>
/// Calls transformLine on all lines in the selected range.
/// transformLine needs to handle read-only segments!
/// </summary>
private static void TransformSelectedLines(Action<TextArea, DocumentLine> transformLine, object target,
ExecutedRoutedEventArgs args, DefaultSegmentType defaultSegmentType)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
using (textArea.Document.RunUpdate())
{
DocumentLine start, end;
if (textArea.Selection.IsEmpty)
{
if (defaultSegmentType == DefaultSegmentType.CurrentLine)
{
start = end = textArea.Document.GetLineByNumber(textArea.Caret.Line);
}
else if (defaultSegmentType == DefaultSegmentType.WholeDocument)
{
start = textArea.Document.Lines.First();
end = textArea.Document.Lines.Last();
}
else
{
start = end = null;
}
}
else
{
var segment = textArea.Selection.SurroundingSegment;
start = textArea.Document.GetLineByOffset(segment.Offset);
end = textArea.Document.GetLineByOffset(segment.EndOffset);
// don't include the last line if no characters on it are selected
if (start != end && end.Offset == segment.EndOffset)
end = end.PreviousLine;
}
if (start != null)
{
transformLine(textArea, start);
while (start != end)
{
start = start.NextLine;
transformLine(textArea, start);
}
}
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
/// <summary>
/// Calls transformLine on all writable segment in the selected range.
/// </summary>
private static void TransformSelectedSegments(Action<TextArea, ISegment> transformSegment, object target,
ExecutedRoutedEventArgs args, DefaultSegmentType defaultSegmentType)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
using (textArea.Document.RunUpdate())
{
IEnumerable<ISegment> segments;
if (textArea.Selection.IsEmpty)
{
if (defaultSegmentType == DefaultSegmentType.CurrentLine)
{
segments = new ISegment[] { textArea.Document.GetLineByNumber(textArea.Caret.Line) };
}
else if (defaultSegmentType == DefaultSegmentType.WholeDocument)
{
segments = textArea.Document.Lines;
}
else
{
segments = null;
}
}
else
{
segments = textArea.Selection.Segments;
}
if (segments != null)
{
foreach (var segment in segments.Reverse())
{
foreach (var writableSegment in textArea.GetDeletableSegments(segment).Reverse())
{
transformSegment(textArea, writableSegment);
}
}
}
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
#endregion
#region EnterLineBreak
private static void OnEnter(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea != null && textArea.IsFocused)
{
textArea.PerformTextInput("\n");
args.Handled = true;
}
}
#endregion
#region Tab
private static void OnTab(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
using (textArea.Document.RunUpdate())
{
if (textArea.Selection.IsMultiline)
{
var segment = textArea.Selection.SurroundingSegment;
var start = textArea.Document.GetLineByOffset(segment.Offset);
var end = textArea.Document.GetLineByOffset(segment.EndOffset);
// don't include the last line if no characters on it are selected
if (start != end && end.Offset == segment.EndOffset)
end = end.PreviousLine;
var current = start;
while (true)
{
var offset = current.Offset;
if (textArea.ReadOnlySectionProvider.CanInsert(offset))
textArea.Document.Replace(offset, 0, textArea.Options.IndentationString,
OffsetChangeMappingType.KeepAnchorBeforeInsertion);
if (current == end)
break;
current = current.NextLine;
}
}
else
{
var indentationString = textArea.Options.GetIndentationString(textArea.Caret.Column);
textArea.ReplaceSelectionWithText(indentationString);
}
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
private static void OnShiftTab(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
var offset = line.Offset;
var s = TextUtilities.GetSingleIndentationSegment(textArea.Document, offset,
textArea.Options.IndentationSize);
if (s.Length > 0)
{
s = textArea.GetDeletableSegments(s).FirstOrDefault();
if (s != null && s.Length > 0)
{
textArea.Document.Remove(s.Offset, s.Length);
}
}
}, target, args, DefaultSegmentType.CurrentLine);
}
#endregion
#region Delete
private static EventHandler<ExecutedRoutedEventArgs> OnDelete(CaretMovementType caretMovement)
{
return (target, args) =>
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
if (textArea.Selection.IsEmpty)
{
var startPos = textArea.Caret.Position;
var enableVirtualSpace = textArea.Options.EnableVirtualSpace;
// When pressing delete; don't move the caret further into virtual space - instead delete the newline
if (caretMovement == CaretMovementType.CharRight)
enableVirtualSpace = false;
var desiredXPos = textArea.Caret.DesiredXPos;
var endPos = CaretNavigationCommandHandler.GetNewCaretPosition(
textArea.TextView, startPos, caretMovement, enableVirtualSpace, ref desiredXPos);
// GetNewCaretPosition may return (0,0) as new position,
// thus we need to validate endPos before using it in the selection.
if (endPos.Line < 1 || endPos.Column < 1)
endPos = new TextViewPosition(Math.Max(endPos.Line, 1), Math.Max(endPos.Column, 1));
// Don't do anything if the number of lines of a rectangular selection would be changed by the deletion.
if (textArea.Selection is RectangleSelection && startPos.Line != endPos.Line)
return;
// Don't select the text to be deleted; just reuse the ReplaceSelectionWithText logic
// Reuse the existing selection, so that we continue using the same logic
textArea.Selection.StartSelectionOrSetEndpoint(startPos, endPos)
.ReplaceSelectionWithText(string.Empty);
}
else
{
textArea.RemoveSelectedText();
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
};
}
private static void CanDelete(object target, CanExecuteRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = true;
args.Handled = true;
}
}
#endregion
#region Clipboard commands
private static void CanCut(object target, CanExecuteRoutedEventArgs args)
{
// HasSomethingSelected for copy and cut commands
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = (textArea.Options.CutCopyWholeLine || !textArea.Selection.IsEmpty) && !textArea.IsReadOnly;
args.Handled = true;
}
}
private static void CanCopy(object target, CanExecuteRoutedEventArgs args)
{
// HasSomethingSelected for copy and cut commands
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = textArea.Options.CutCopyWholeLine || !textArea.Selection.IsEmpty;
args.Handled = true;
}
}
private static void OnCopy(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
if (textArea.Selection.IsEmpty && textArea.Options.CutCopyWholeLine)
{
var currentLine = textArea.Document.GetLineByNumber(textArea.Caret.Line);
CopyWholeLine(textArea, currentLine);
}
else
{
CopySelectedText(textArea);
}
args.Handled = true;
}
}
private static void OnCut(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
if (textArea.Selection.IsEmpty && textArea.Options.CutCopyWholeLine)
{
var currentLine = textArea.Document.GetLineByNumber(textArea.Caret.Line);
if (CopyWholeLine(textArea, currentLine))
{
var segmentsToDelete =
textArea.GetDeletableSegments(
new SimpleSegment(currentLine.Offset, currentLine.TotalLength));
for (var i = segmentsToDelete.Length - 1; i >= 0; i--)
{
textArea.Document.Remove(segmentsToDelete[i]);
}
}
}
else
{
if (CopySelectedText(textArea))
textArea.RemoveSelectedText();
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
private static bool CopySelectedText(TextArea textArea)
{
var text = textArea.Selection.GetText();
text = TextUtilities.NormalizeNewLines(text, Environment.NewLine);
SetClipboardText(text);
textArea.OnTextCopied(new TextEventArgs(text));
return true;
}
private static void SetClipboardText(string text)
{
try
{
Application.Current.Clipboard.SetTextAsync(text).GetAwaiter().GetResult();
}
catch (Exception)
{
// Apparently this exception sometimes happens randomly.
// The MS controls just ignore it, so we'll do the same.
}
}
private static bool CopyWholeLine(TextArea textArea, DocumentLine line)
{
ISegment wholeLine = new SimpleSegment(line.Offset, line.TotalLength);
var text = textArea.Document.GetText(wholeLine);
// Ignore empty line copy
if(string.IsNullOrEmpty(text)) return false;
// Ensure we use the appropriate newline sequence for the OS
text = TextUtilities.NormalizeNewLines(text, Environment.NewLine);
// TODO: formats
//DataObject data = new DataObject();
//if (ConfirmDataFormat(textArea, data, DataFormats.UnicodeText))
// data.SetText(text);
//// Also copy text in HTML format to clipboard - good for pasting text into Word
//// or to the SharpDevelop forums.
//if (ConfirmDataFormat(textArea, data, DataFormats.Html))
//{
// IHighlighter highlighter = textArea.GetService(typeof(IHighlighter)) as IHighlighter;
// HtmlClipboard.SetHtml(data,
// HtmlClipboard.CreateHtmlFragment(textArea.Document, highlighter, wholeLine,
// new HtmlOptions(textArea.Options)));
//}
//if (ConfirmDataFormat(textArea, data, LineSelectedType))
//{
// var lineSelected = new MemoryStream(1);
// lineSelected.WriteByte(1);
// data.SetData(LineSelectedType, lineSelected, false);
//}
//var copyingEventArgs = new DataObjectCopyingEventArgs(data, false);
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset)
&& !string.IsNullOrEmpty(Application.Current.Clipboard.GetTextAsync()
.GetAwaiter()
.GetResult());
args.Handled = true;
}
}
private static void OnPaste(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
string text;
try
{
text = Application.Current.Clipboard.GetTextAsync().GetAwaiter().GetResult();
}
catch (Exception)
{
return;
}
string text = null;
try
{
text = await Application.Current.Clipboard.GetTextAsync();
}
catch (Exception)
{
textArea.Document.EndUpdate();
return;
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
if (!string.IsNullOrEmpty(text))
{
textArea.ReplaceSelectionWithText(text);
}
textArea.Caret.BringCaretToView();
args.Handled = true;
textArea.Document.EndUpdate();
}
}
internal static string GetTextToPaste(string text, TextArea textArea)
{
try
{
// Try retrieving the text as one of:
// - the FormatToApply
// - UnicodeText
// - Text
// (but don't try the same format twice)
//if (pastingEventArgs.FormatToApply != null && dataObject.GetDataPresent(pastingEventArgs.FormatToApply))
// text = (string)dataObject.GetData(pastingEventArgs.FormatToApply);
//else if (pastingEventArgs.FormatToApply != DataFormats.UnicodeText &&
// dataObject.GetDataPresent(DataFormats.UnicodeText))
// text = (string)dataObject.GetData(DataFormats.UnicodeText);
//else if (pastingEventArgs.FormatToApply != DataFormats.Text &&
// dataObject.GetDataPresent(DataFormats.Text))
// text = (string)dataObject.GetData(DataFormats.Text);
//else
// return null; // no text data format
// convert text back to correct newlines for this document
var newLine = TextUtilities.GetNewLineFromDocument(textArea.Document, textArea.Caret.Line);
text = TextUtilities.NormalizeNewLines(text, newLine);
text = textArea.Options.ConvertTabsToSpaces
? text.Replace("\t", new String(' ', textArea.Options.IndentationSize))
: text;
return text;
}
catch (OutOfMemoryException)
{
// may happen when trying to paste a huge string
return null;
}
}
#endregion
#region Toggle Overstrike
private static void OnToggleOverstrike(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea != null && textArea.Options.AllowToggleOverstrikeMode)
textArea.OverstrikeMode = !textArea.OverstrikeMode;
}
#endregion
#region DeleteLine
private static void OnDeleteLine(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
int firstLineIndex, lastLineIndex;
if (textArea.Selection.Length == 0)
{
// There is no selection, simply delete current line
firstLineIndex = lastLineIndex = textArea.Caret.Line;
}
else
{
// There is a selection, remove all lines affected by it (use Min/Max to be independent from selection direction)
firstLineIndex = Math.Min(textArea.Selection.StartPosition.Line,
textArea.Selection.EndPosition.Line);
lastLineIndex = Math.Max(textArea.Selection.StartPosition.Line,
textArea.Selection.EndPosition.Line);
}
var startLine = textArea.Document.GetLineByNumber(firstLineIndex);
var endLine = textArea.Document.GetLineByNumber(lastLineIndex);
textArea.Selection = Selection.Create(textArea, startLine.Offset,
endLine.Offset + endLine.TotalLength);
textArea.RemoveSelectedText();
args.Handled = true;
}
}
#endregion
#region Remove..Whitespace / Convert Tabs-Spaces
private static void OnRemoveLeadingWhitespace(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
textArea.Document.Remove(TextUtilities.GetLeadingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnRemoveTrailingWhitespace(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
textArea.Document.Remove(TextUtilities.GetTrailingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertTabsToSpaces(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedSegments(ConvertTabsToSpaces, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertLeadingTabsToSpaces(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
ConvertTabsToSpaces(textArea, TextUtilities.GetLeadingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void ConvertTabsToSpaces(TextArea textArea, ISegment segment)
{
var document = textArea.Document;
var endOffset = segment.EndOffset;
var indentationString = new string(' ', textArea.Options.IndentationSize);
for (var offset = segment.Offset; offset < endOffset; offset++)
{
if (document.GetCharAt(offset) == '\t')
{
document.Replace(offset, 1, indentationString, OffsetChangeMappingType.CharacterReplace);
endOffset += indentationString.Length - 1;
}
}
}
private static void OnConvertSpacesToTabs(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedSegments(ConvertSpacesToTabs, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertLeadingSpacesToTabs(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
ConvertSpacesToTabs(textArea, TextUtilities.GetLeadingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void ConvertSpacesToTabs(TextArea textArea, ISegment segment)
{
var document = textArea.Document;
var endOffset = segment.EndOffset;
var indentationSize = textArea.Options.IndentationSize;
var spacesCount = 0;
for (var offset = segment.Offset; offset < endOffset; offset++)
{
if (document.GetCharAt(offset) == ' ')
{
spacesCount++;
if (spacesCount == indentationSize)
{
document.Replace(offset - (indentationSize - 1), indentationSize, "\t",
OffsetChangeMappingType.CharacterReplace);
spacesCount = 0;
offset -= indentationSize - 1;
endOffset -= indentationSize - 1;
}
}
else
{
spacesCount = 0;
}
}
}
#endregion
#region Convert...Case
private static void ConvertCase(Func<string, string> transformText, object target, ExecutedRoutedEventArgs args)
{
TransformSelectedSegments(
delegate (TextArea textArea, ISegment segment)
{
var oldText = textArea.Document.GetText(segment);
var newText = transformText(oldText);
textArea.Document.Replace(segment.Offset, segment.Length, newText,
OffsetChangeMappingType.CharacterReplace);
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertToUpperCase(object target, ExecutedRoutedEventArgs args)
{
ConvertCase(CultureInfo.CurrentCulture.TextInfo.ToUpper, target, args);
}
private static void OnConvertToLowerCase(object target, ExecutedRoutedEventArgs args)
{
ConvertCase(CultureInfo.CurrentCulture.TextInfo.ToLower, target, args);
}
private static void OnConvertToTitleCase(object target, ExecutedRoutedEventArgs args)
{
throw new NotSupportedException();
//ConvertCase(CultureInfo.CurrentCulture.TextInfo.ToTitleCase, target, args);
}
private static void OnInvertCase(object target, ExecutedRoutedEventArgs args)
{
ConvertCase(InvertCase, target, args);
}
private static string InvertCase(string text)
{
// TODO: culture
//var culture = CultureInfo.CurrentCulture;
var buffer = text.ToCharArray();
for (var i = 0; i < buffer.Length; ++i)
{
var c = buffer[i];
buffer[i] = char.IsUpper(c) ? char.ToLower(c) : char.ToUpper(c);
}
return new string(buffer);
}
#endregion
private static void OnIndentSelection(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null && textArea.IndentationStrategy != null)
{
using (textArea.Document.RunUpdate())
{
int start, end;
if (textArea.Selection.IsEmpty)
{
start = 1;
end = textArea.Document.LineCount;
}
else
{
start = textArea.Document.GetLineByOffset(textArea.Selection.SurroundingSegment.Offset)
.LineNumber;
end = textArea.Document.GetLineByOffset(textArea.Selection.SurroundingSegment.EndOffset)
.LineNumber;
}
textArea.IndentationStrategy.IndentLines(textArea.Document, start, end);
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
}
}
<MSG> fix paste from external app on linux.
<DFF> @@ -24,6 +24,7 @@ using Avalonia;
using AvaloniaEdit.Document;
using Avalonia.Input;
using AvaloniaEdit.Utils;
+using System.Threading.Tasks;
namespace AvaloniaEdit.Editing
{
@@ -469,26 +470,26 @@ namespace AvaloniaEdit.Editing
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
- args.CanExecute = textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset)
- && !string.IsNullOrEmpty(Application.Current.Clipboard.GetTextAsync()
- .GetAwaiter()
- .GetResult());
+ args.CanExecute = textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset);
args.Handled = true;
}
}
- private static void OnPaste(object target, ExecutedRoutedEventArgs args)
+ private static async void OnPaste(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
- string text;
+ textArea.Document.BeginUpdate();
+
+ string text = null;
try
{
- text = Application.Current.Clipboard.GetTextAsync().GetAwaiter().GetResult();
+ text = await Application.Current.Clipboard.GetTextAsync();
}
catch (Exception)
{
+ textArea.Document.EndUpdate();
return;
}
@@ -505,6 +506,8 @@ namespace AvaloniaEdit.Editing
textArea.Caret.BringCaretToView();
args.Handled = true;
+
+ textArea.Document.EndUpdate();
}
}
| 10 | fix paste from external app on linux. | 7 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067254 | <NME> EditingCommandHandler.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using Avalonia;
using AvaloniaEdit.Document;
using Avalonia.Input;
using AvaloniaEdit.Utils;
namespace AvaloniaEdit.Editing
{
/// <summary>
/// We re-use the CommandBinding and InputBinding instances between multiple text areas,
/// so this class is static.
/// </summary>
internal class EditingCommandHandler
{
/// <summary>
/// Creates a new <see cref="TextAreaInputHandler"/> for the text area.
/// </summary>
public static TextAreaInputHandler Create(TextArea textArea)
{
var handler = new TextAreaInputHandler(textArea);
handler.CommandBindings.AddRange(CommandBindings);
handler.KeyBindings.AddRange(KeyBindings);
return handler;
}
private static readonly List<RoutedCommandBinding> CommandBindings = new List<RoutedCommandBinding>();
private static readonly List<KeyBinding> KeyBindings = new List<KeyBinding>();
private static void AddBinding(RoutedCommand command, KeyModifiers modifiers, Key key,
EventHandler<ExecutedRoutedEventArgs> handler)
{
CommandBindings.Add(new RoutedCommandBinding(command, handler));
KeyBindings.Add(TextAreaDefaultInputHandler.CreateKeyBinding(command, modifiers, key));
}
private static void AddBinding(RoutedCommand command, EventHandler<ExecutedRoutedEventArgs> handler, EventHandler<CanExecuteRoutedEventArgs> canExecuteHandler = null)
{
CommandBindings.Add(new RoutedCommandBinding(command, handler, canExecuteHandler));
}
static EditingCommandHandler()
{
AddBinding(EditingCommands.Delete, KeyModifiers.None, Key.Delete, OnDelete(CaretMovementType.CharRight));
AddBinding(EditingCommands.DeleteNextWord, KeyModifiers.Control, Key.Delete,
OnDelete(CaretMovementType.WordRight));
AddBinding(EditingCommands.Backspace, KeyModifiers.None, Key.Back, OnDelete(CaretMovementType.Backspace));
KeyBindings.Add(
TextAreaDefaultInputHandler.CreateKeyBinding(EditingCommands.Backspace, KeyModifiers.Shift,
Key.Back)); // make Shift-Backspace do the same as plain backspace
AddBinding(EditingCommands.DeletePreviousWord, KeyModifiers.Control, Key.Back,
OnDelete(CaretMovementType.WordLeft));
AddBinding(EditingCommands.EnterParagraphBreak, KeyModifiers.None, Key.Enter, OnEnter);
AddBinding(EditingCommands.EnterLineBreak, KeyModifiers.Shift, Key.Enter, OnEnter);
AddBinding(EditingCommands.TabForward, KeyModifiers.None, Key.Tab, OnTab);
AddBinding(EditingCommands.TabBackward, KeyModifiers.Shift, Key.Tab, OnShiftTab);
AddBinding(ApplicationCommands.Delete, OnDelete(CaretMovementType.None), CanDelete);
AddBinding(ApplicationCommands.Copy, OnCopy, CanCopy);
AddBinding(ApplicationCommands.Cut, OnCut, CanCut);
AddBinding(ApplicationCommands.Paste, OnPaste, CanPaste);
AddBinding(AvaloniaEditCommands.ToggleOverstrike, OnToggleOverstrike);
AddBinding(AvaloniaEditCommands.DeleteLine, OnDeleteLine);
AddBinding(AvaloniaEditCommands.RemoveLeadingWhitespace, OnRemoveLeadingWhitespace);
AddBinding(AvaloniaEditCommands.RemoveTrailingWhitespace, OnRemoveTrailingWhitespace);
AddBinding(AvaloniaEditCommands.ConvertToUppercase, OnConvertToUpperCase);
AddBinding(AvaloniaEditCommands.ConvertToLowercase, OnConvertToLowerCase);
AddBinding(AvaloniaEditCommands.ConvertToTitleCase, OnConvertToTitleCase);
AddBinding(AvaloniaEditCommands.InvertCase, OnInvertCase);
AddBinding(AvaloniaEditCommands.ConvertTabsToSpaces, OnConvertTabsToSpaces);
AddBinding(AvaloniaEditCommands.ConvertSpacesToTabs, OnConvertSpacesToTabs);
AddBinding(AvaloniaEditCommands.ConvertLeadingTabsToSpaces, OnConvertLeadingTabsToSpaces);
AddBinding(AvaloniaEditCommands.ConvertLeadingSpacesToTabs, OnConvertLeadingSpacesToTabs);
AddBinding(AvaloniaEditCommands.IndentSelection, OnIndentSelection);
}
private static TextArea GetTextArea(object target)
{
return target as TextArea;
}
#region Text Transformation Helpers
private enum DefaultSegmentType
{
WholeDocument,
CurrentLine
}
/// <summary>
/// Calls transformLine on all lines in the selected range.
/// transformLine needs to handle read-only segments!
/// </summary>
private static void TransformSelectedLines(Action<TextArea, DocumentLine> transformLine, object target,
ExecutedRoutedEventArgs args, DefaultSegmentType defaultSegmentType)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
using (textArea.Document.RunUpdate())
{
DocumentLine start, end;
if (textArea.Selection.IsEmpty)
{
if (defaultSegmentType == DefaultSegmentType.CurrentLine)
{
start = end = textArea.Document.GetLineByNumber(textArea.Caret.Line);
}
else if (defaultSegmentType == DefaultSegmentType.WholeDocument)
{
start = textArea.Document.Lines.First();
end = textArea.Document.Lines.Last();
}
else
{
start = end = null;
}
}
else
{
var segment = textArea.Selection.SurroundingSegment;
start = textArea.Document.GetLineByOffset(segment.Offset);
end = textArea.Document.GetLineByOffset(segment.EndOffset);
// don't include the last line if no characters on it are selected
if (start != end && end.Offset == segment.EndOffset)
end = end.PreviousLine;
}
if (start != null)
{
transformLine(textArea, start);
while (start != end)
{
start = start.NextLine;
transformLine(textArea, start);
}
}
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
/// <summary>
/// Calls transformLine on all writable segment in the selected range.
/// </summary>
private static void TransformSelectedSegments(Action<TextArea, ISegment> transformSegment, object target,
ExecutedRoutedEventArgs args, DefaultSegmentType defaultSegmentType)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
using (textArea.Document.RunUpdate())
{
IEnumerable<ISegment> segments;
if (textArea.Selection.IsEmpty)
{
if (defaultSegmentType == DefaultSegmentType.CurrentLine)
{
segments = new ISegment[] { textArea.Document.GetLineByNumber(textArea.Caret.Line) };
}
else if (defaultSegmentType == DefaultSegmentType.WholeDocument)
{
segments = textArea.Document.Lines;
}
else
{
segments = null;
}
}
else
{
segments = textArea.Selection.Segments;
}
if (segments != null)
{
foreach (var segment in segments.Reverse())
{
foreach (var writableSegment in textArea.GetDeletableSegments(segment).Reverse())
{
transformSegment(textArea, writableSegment);
}
}
}
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
#endregion
#region EnterLineBreak
private static void OnEnter(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea != null && textArea.IsFocused)
{
textArea.PerformTextInput("\n");
args.Handled = true;
}
}
#endregion
#region Tab
private static void OnTab(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
using (textArea.Document.RunUpdate())
{
if (textArea.Selection.IsMultiline)
{
var segment = textArea.Selection.SurroundingSegment;
var start = textArea.Document.GetLineByOffset(segment.Offset);
var end = textArea.Document.GetLineByOffset(segment.EndOffset);
// don't include the last line if no characters on it are selected
if (start != end && end.Offset == segment.EndOffset)
end = end.PreviousLine;
var current = start;
while (true)
{
var offset = current.Offset;
if (textArea.ReadOnlySectionProvider.CanInsert(offset))
textArea.Document.Replace(offset, 0, textArea.Options.IndentationString,
OffsetChangeMappingType.KeepAnchorBeforeInsertion);
if (current == end)
break;
current = current.NextLine;
}
}
else
{
var indentationString = textArea.Options.GetIndentationString(textArea.Caret.Column);
textArea.ReplaceSelectionWithText(indentationString);
}
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
private static void OnShiftTab(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
var offset = line.Offset;
var s = TextUtilities.GetSingleIndentationSegment(textArea.Document, offset,
textArea.Options.IndentationSize);
if (s.Length > 0)
{
s = textArea.GetDeletableSegments(s).FirstOrDefault();
if (s != null && s.Length > 0)
{
textArea.Document.Remove(s.Offset, s.Length);
}
}
}, target, args, DefaultSegmentType.CurrentLine);
}
#endregion
#region Delete
private static EventHandler<ExecutedRoutedEventArgs> OnDelete(CaretMovementType caretMovement)
{
return (target, args) =>
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
if (textArea.Selection.IsEmpty)
{
var startPos = textArea.Caret.Position;
var enableVirtualSpace = textArea.Options.EnableVirtualSpace;
// When pressing delete; don't move the caret further into virtual space - instead delete the newline
if (caretMovement == CaretMovementType.CharRight)
enableVirtualSpace = false;
var desiredXPos = textArea.Caret.DesiredXPos;
var endPos = CaretNavigationCommandHandler.GetNewCaretPosition(
textArea.TextView, startPos, caretMovement, enableVirtualSpace, ref desiredXPos);
// GetNewCaretPosition may return (0,0) as new position,
// thus we need to validate endPos before using it in the selection.
if (endPos.Line < 1 || endPos.Column < 1)
endPos = new TextViewPosition(Math.Max(endPos.Line, 1), Math.Max(endPos.Column, 1));
// Don't do anything if the number of lines of a rectangular selection would be changed by the deletion.
if (textArea.Selection is RectangleSelection && startPos.Line != endPos.Line)
return;
// Don't select the text to be deleted; just reuse the ReplaceSelectionWithText logic
// Reuse the existing selection, so that we continue using the same logic
textArea.Selection.StartSelectionOrSetEndpoint(startPos, endPos)
.ReplaceSelectionWithText(string.Empty);
}
else
{
textArea.RemoveSelectedText();
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
};
}
private static void CanDelete(object target, CanExecuteRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = true;
args.Handled = true;
}
}
#endregion
#region Clipboard commands
private static void CanCut(object target, CanExecuteRoutedEventArgs args)
{
// HasSomethingSelected for copy and cut commands
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = (textArea.Options.CutCopyWholeLine || !textArea.Selection.IsEmpty) && !textArea.IsReadOnly;
args.Handled = true;
}
}
private static void CanCopy(object target, CanExecuteRoutedEventArgs args)
{
// HasSomethingSelected for copy and cut commands
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = textArea.Options.CutCopyWholeLine || !textArea.Selection.IsEmpty;
args.Handled = true;
}
}
private static void OnCopy(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
if (textArea.Selection.IsEmpty && textArea.Options.CutCopyWholeLine)
{
var currentLine = textArea.Document.GetLineByNumber(textArea.Caret.Line);
CopyWholeLine(textArea, currentLine);
}
else
{
CopySelectedText(textArea);
}
args.Handled = true;
}
}
private static void OnCut(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
if (textArea.Selection.IsEmpty && textArea.Options.CutCopyWholeLine)
{
var currentLine = textArea.Document.GetLineByNumber(textArea.Caret.Line);
if (CopyWholeLine(textArea, currentLine))
{
var segmentsToDelete =
textArea.GetDeletableSegments(
new SimpleSegment(currentLine.Offset, currentLine.TotalLength));
for (var i = segmentsToDelete.Length - 1; i >= 0; i--)
{
textArea.Document.Remove(segmentsToDelete[i]);
}
}
}
else
{
if (CopySelectedText(textArea))
textArea.RemoveSelectedText();
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
private static bool CopySelectedText(TextArea textArea)
{
var text = textArea.Selection.GetText();
text = TextUtilities.NormalizeNewLines(text, Environment.NewLine);
SetClipboardText(text);
textArea.OnTextCopied(new TextEventArgs(text));
return true;
}
private static void SetClipboardText(string text)
{
try
{
Application.Current.Clipboard.SetTextAsync(text).GetAwaiter().GetResult();
}
catch (Exception)
{
// Apparently this exception sometimes happens randomly.
// The MS controls just ignore it, so we'll do the same.
}
}
private static bool CopyWholeLine(TextArea textArea, DocumentLine line)
{
ISegment wholeLine = new SimpleSegment(line.Offset, line.TotalLength);
var text = textArea.Document.GetText(wholeLine);
// Ignore empty line copy
if(string.IsNullOrEmpty(text)) return false;
// Ensure we use the appropriate newline sequence for the OS
text = TextUtilities.NormalizeNewLines(text, Environment.NewLine);
// TODO: formats
//DataObject data = new DataObject();
//if (ConfirmDataFormat(textArea, data, DataFormats.UnicodeText))
// data.SetText(text);
//// Also copy text in HTML format to clipboard - good for pasting text into Word
//// or to the SharpDevelop forums.
//if (ConfirmDataFormat(textArea, data, DataFormats.Html))
//{
// IHighlighter highlighter = textArea.GetService(typeof(IHighlighter)) as IHighlighter;
// HtmlClipboard.SetHtml(data,
// HtmlClipboard.CreateHtmlFragment(textArea.Document, highlighter, wholeLine,
// new HtmlOptions(textArea.Options)));
//}
//if (ConfirmDataFormat(textArea, data, LineSelectedType))
//{
// var lineSelected = new MemoryStream(1);
// lineSelected.WriteByte(1);
// data.SetData(LineSelectedType, lineSelected, false);
//}
//var copyingEventArgs = new DataObjectCopyingEventArgs(data, false);
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset)
&& !string.IsNullOrEmpty(Application.Current.Clipboard.GetTextAsync()
.GetAwaiter()
.GetResult());
args.Handled = true;
}
}
private static void OnPaste(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
string text;
try
{
text = Application.Current.Clipboard.GetTextAsync().GetAwaiter().GetResult();
}
catch (Exception)
{
return;
}
string text = null;
try
{
text = await Application.Current.Clipboard.GetTextAsync();
}
catch (Exception)
{
textArea.Document.EndUpdate();
return;
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
if (!string.IsNullOrEmpty(text))
{
textArea.ReplaceSelectionWithText(text);
}
textArea.Caret.BringCaretToView();
args.Handled = true;
textArea.Document.EndUpdate();
}
}
internal static string GetTextToPaste(string text, TextArea textArea)
{
try
{
// Try retrieving the text as one of:
// - the FormatToApply
// - UnicodeText
// - Text
// (but don't try the same format twice)
//if (pastingEventArgs.FormatToApply != null && dataObject.GetDataPresent(pastingEventArgs.FormatToApply))
// text = (string)dataObject.GetData(pastingEventArgs.FormatToApply);
//else if (pastingEventArgs.FormatToApply != DataFormats.UnicodeText &&
// dataObject.GetDataPresent(DataFormats.UnicodeText))
// text = (string)dataObject.GetData(DataFormats.UnicodeText);
//else if (pastingEventArgs.FormatToApply != DataFormats.Text &&
// dataObject.GetDataPresent(DataFormats.Text))
// text = (string)dataObject.GetData(DataFormats.Text);
//else
// return null; // no text data format
// convert text back to correct newlines for this document
var newLine = TextUtilities.GetNewLineFromDocument(textArea.Document, textArea.Caret.Line);
text = TextUtilities.NormalizeNewLines(text, newLine);
text = textArea.Options.ConvertTabsToSpaces
? text.Replace("\t", new String(' ', textArea.Options.IndentationSize))
: text;
return text;
}
catch (OutOfMemoryException)
{
// may happen when trying to paste a huge string
return null;
}
}
#endregion
#region Toggle Overstrike
private static void OnToggleOverstrike(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea != null && textArea.Options.AllowToggleOverstrikeMode)
textArea.OverstrikeMode = !textArea.OverstrikeMode;
}
#endregion
#region DeleteLine
private static void OnDeleteLine(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
int firstLineIndex, lastLineIndex;
if (textArea.Selection.Length == 0)
{
// There is no selection, simply delete current line
firstLineIndex = lastLineIndex = textArea.Caret.Line;
}
else
{
// There is a selection, remove all lines affected by it (use Min/Max to be independent from selection direction)
firstLineIndex = Math.Min(textArea.Selection.StartPosition.Line,
textArea.Selection.EndPosition.Line);
lastLineIndex = Math.Max(textArea.Selection.StartPosition.Line,
textArea.Selection.EndPosition.Line);
}
var startLine = textArea.Document.GetLineByNumber(firstLineIndex);
var endLine = textArea.Document.GetLineByNumber(lastLineIndex);
textArea.Selection = Selection.Create(textArea, startLine.Offset,
endLine.Offset + endLine.TotalLength);
textArea.RemoveSelectedText();
args.Handled = true;
}
}
#endregion
#region Remove..Whitespace / Convert Tabs-Spaces
private static void OnRemoveLeadingWhitespace(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
textArea.Document.Remove(TextUtilities.GetLeadingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnRemoveTrailingWhitespace(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
textArea.Document.Remove(TextUtilities.GetTrailingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertTabsToSpaces(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedSegments(ConvertTabsToSpaces, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertLeadingTabsToSpaces(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
ConvertTabsToSpaces(textArea, TextUtilities.GetLeadingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void ConvertTabsToSpaces(TextArea textArea, ISegment segment)
{
var document = textArea.Document;
var endOffset = segment.EndOffset;
var indentationString = new string(' ', textArea.Options.IndentationSize);
for (var offset = segment.Offset; offset < endOffset; offset++)
{
if (document.GetCharAt(offset) == '\t')
{
document.Replace(offset, 1, indentationString, OffsetChangeMappingType.CharacterReplace);
endOffset += indentationString.Length - 1;
}
}
}
private static void OnConvertSpacesToTabs(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedSegments(ConvertSpacesToTabs, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertLeadingSpacesToTabs(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
ConvertSpacesToTabs(textArea, TextUtilities.GetLeadingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void ConvertSpacesToTabs(TextArea textArea, ISegment segment)
{
var document = textArea.Document;
var endOffset = segment.EndOffset;
var indentationSize = textArea.Options.IndentationSize;
var spacesCount = 0;
for (var offset = segment.Offset; offset < endOffset; offset++)
{
if (document.GetCharAt(offset) == ' ')
{
spacesCount++;
if (spacesCount == indentationSize)
{
document.Replace(offset - (indentationSize - 1), indentationSize, "\t",
OffsetChangeMappingType.CharacterReplace);
spacesCount = 0;
offset -= indentationSize - 1;
endOffset -= indentationSize - 1;
}
}
else
{
spacesCount = 0;
}
}
}
#endregion
#region Convert...Case
private static void ConvertCase(Func<string, string> transformText, object target, ExecutedRoutedEventArgs args)
{
TransformSelectedSegments(
delegate (TextArea textArea, ISegment segment)
{
var oldText = textArea.Document.GetText(segment);
var newText = transformText(oldText);
textArea.Document.Replace(segment.Offset, segment.Length, newText,
OffsetChangeMappingType.CharacterReplace);
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertToUpperCase(object target, ExecutedRoutedEventArgs args)
{
ConvertCase(CultureInfo.CurrentCulture.TextInfo.ToUpper, target, args);
}
private static void OnConvertToLowerCase(object target, ExecutedRoutedEventArgs args)
{
ConvertCase(CultureInfo.CurrentCulture.TextInfo.ToLower, target, args);
}
private static void OnConvertToTitleCase(object target, ExecutedRoutedEventArgs args)
{
throw new NotSupportedException();
//ConvertCase(CultureInfo.CurrentCulture.TextInfo.ToTitleCase, target, args);
}
private static void OnInvertCase(object target, ExecutedRoutedEventArgs args)
{
ConvertCase(InvertCase, target, args);
}
private static string InvertCase(string text)
{
// TODO: culture
//var culture = CultureInfo.CurrentCulture;
var buffer = text.ToCharArray();
for (var i = 0; i < buffer.Length; ++i)
{
var c = buffer[i];
buffer[i] = char.IsUpper(c) ? char.ToLower(c) : char.ToUpper(c);
}
return new string(buffer);
}
#endregion
private static void OnIndentSelection(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null && textArea.IndentationStrategy != null)
{
using (textArea.Document.RunUpdate())
{
int start, end;
if (textArea.Selection.IsEmpty)
{
start = 1;
end = textArea.Document.LineCount;
}
else
{
start = textArea.Document.GetLineByOffset(textArea.Selection.SurroundingSegment.Offset)
.LineNumber;
end = textArea.Document.GetLineByOffset(textArea.Selection.SurroundingSegment.EndOffset)
.LineNumber;
}
textArea.IndentationStrategy.IndentLines(textArea.Document, start, end);
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
}
}
<MSG> fix paste from external app on linux.
<DFF> @@ -24,6 +24,7 @@ using Avalonia;
using AvaloniaEdit.Document;
using Avalonia.Input;
using AvaloniaEdit.Utils;
+using System.Threading.Tasks;
namespace AvaloniaEdit.Editing
{
@@ -469,26 +470,26 @@ namespace AvaloniaEdit.Editing
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
- args.CanExecute = textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset)
- && !string.IsNullOrEmpty(Application.Current.Clipboard.GetTextAsync()
- .GetAwaiter()
- .GetResult());
+ args.CanExecute = textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset);
args.Handled = true;
}
}
- private static void OnPaste(object target, ExecutedRoutedEventArgs args)
+ private static async void OnPaste(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
- string text;
+ textArea.Document.BeginUpdate();
+
+ string text = null;
try
{
- text = Application.Current.Clipboard.GetTextAsync().GetAwaiter().GetResult();
+ text = await Application.Current.Clipboard.GetTextAsync();
}
catch (Exception)
{
+ textArea.Document.EndUpdate();
return;
}
@@ -505,6 +506,8 @@ namespace AvaloniaEdit.Editing
textArea.Caret.BringCaretToView();
args.Handled = true;
+
+ textArea.Document.EndUpdate();
}
}
| 10 | fix paste from external app on linux. | 7 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067255 | <NME> EditingCommandHandler.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using Avalonia;
using AvaloniaEdit.Document;
using Avalonia.Input;
using AvaloniaEdit.Utils;
namespace AvaloniaEdit.Editing
{
/// <summary>
/// We re-use the CommandBinding and InputBinding instances between multiple text areas,
/// so this class is static.
/// </summary>
internal class EditingCommandHandler
{
/// <summary>
/// Creates a new <see cref="TextAreaInputHandler"/> for the text area.
/// </summary>
public static TextAreaInputHandler Create(TextArea textArea)
{
var handler = new TextAreaInputHandler(textArea);
handler.CommandBindings.AddRange(CommandBindings);
handler.KeyBindings.AddRange(KeyBindings);
return handler;
}
private static readonly List<RoutedCommandBinding> CommandBindings = new List<RoutedCommandBinding>();
private static readonly List<KeyBinding> KeyBindings = new List<KeyBinding>();
private static void AddBinding(RoutedCommand command, KeyModifiers modifiers, Key key,
EventHandler<ExecutedRoutedEventArgs> handler)
{
CommandBindings.Add(new RoutedCommandBinding(command, handler));
KeyBindings.Add(TextAreaDefaultInputHandler.CreateKeyBinding(command, modifiers, key));
}
private static void AddBinding(RoutedCommand command, EventHandler<ExecutedRoutedEventArgs> handler, EventHandler<CanExecuteRoutedEventArgs> canExecuteHandler = null)
{
CommandBindings.Add(new RoutedCommandBinding(command, handler, canExecuteHandler));
}
static EditingCommandHandler()
{
AddBinding(EditingCommands.Delete, KeyModifiers.None, Key.Delete, OnDelete(CaretMovementType.CharRight));
AddBinding(EditingCommands.DeleteNextWord, KeyModifiers.Control, Key.Delete,
OnDelete(CaretMovementType.WordRight));
AddBinding(EditingCommands.Backspace, KeyModifiers.None, Key.Back, OnDelete(CaretMovementType.Backspace));
KeyBindings.Add(
TextAreaDefaultInputHandler.CreateKeyBinding(EditingCommands.Backspace, KeyModifiers.Shift,
Key.Back)); // make Shift-Backspace do the same as plain backspace
AddBinding(EditingCommands.DeletePreviousWord, KeyModifiers.Control, Key.Back,
OnDelete(CaretMovementType.WordLeft));
AddBinding(EditingCommands.EnterParagraphBreak, KeyModifiers.None, Key.Enter, OnEnter);
AddBinding(EditingCommands.EnterLineBreak, KeyModifiers.Shift, Key.Enter, OnEnter);
AddBinding(EditingCommands.TabForward, KeyModifiers.None, Key.Tab, OnTab);
AddBinding(EditingCommands.TabBackward, KeyModifiers.Shift, Key.Tab, OnShiftTab);
AddBinding(ApplicationCommands.Delete, OnDelete(CaretMovementType.None), CanDelete);
AddBinding(ApplicationCommands.Copy, OnCopy, CanCopy);
AddBinding(ApplicationCommands.Cut, OnCut, CanCut);
AddBinding(ApplicationCommands.Paste, OnPaste, CanPaste);
AddBinding(AvaloniaEditCommands.ToggleOverstrike, OnToggleOverstrike);
AddBinding(AvaloniaEditCommands.DeleteLine, OnDeleteLine);
AddBinding(AvaloniaEditCommands.RemoveLeadingWhitespace, OnRemoveLeadingWhitespace);
AddBinding(AvaloniaEditCommands.RemoveTrailingWhitespace, OnRemoveTrailingWhitespace);
AddBinding(AvaloniaEditCommands.ConvertToUppercase, OnConvertToUpperCase);
AddBinding(AvaloniaEditCommands.ConvertToLowercase, OnConvertToLowerCase);
AddBinding(AvaloniaEditCommands.ConvertToTitleCase, OnConvertToTitleCase);
AddBinding(AvaloniaEditCommands.InvertCase, OnInvertCase);
AddBinding(AvaloniaEditCommands.ConvertTabsToSpaces, OnConvertTabsToSpaces);
AddBinding(AvaloniaEditCommands.ConvertSpacesToTabs, OnConvertSpacesToTabs);
AddBinding(AvaloniaEditCommands.ConvertLeadingTabsToSpaces, OnConvertLeadingTabsToSpaces);
AddBinding(AvaloniaEditCommands.ConvertLeadingSpacesToTabs, OnConvertLeadingSpacesToTabs);
AddBinding(AvaloniaEditCommands.IndentSelection, OnIndentSelection);
}
private static TextArea GetTextArea(object target)
{
return target as TextArea;
}
#region Text Transformation Helpers
private enum DefaultSegmentType
{
WholeDocument,
CurrentLine
}
/// <summary>
/// Calls transformLine on all lines in the selected range.
/// transformLine needs to handle read-only segments!
/// </summary>
private static void TransformSelectedLines(Action<TextArea, DocumentLine> transformLine, object target,
ExecutedRoutedEventArgs args, DefaultSegmentType defaultSegmentType)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
using (textArea.Document.RunUpdate())
{
DocumentLine start, end;
if (textArea.Selection.IsEmpty)
{
if (defaultSegmentType == DefaultSegmentType.CurrentLine)
{
start = end = textArea.Document.GetLineByNumber(textArea.Caret.Line);
}
else if (defaultSegmentType == DefaultSegmentType.WholeDocument)
{
start = textArea.Document.Lines.First();
end = textArea.Document.Lines.Last();
}
else
{
start = end = null;
}
}
else
{
var segment = textArea.Selection.SurroundingSegment;
start = textArea.Document.GetLineByOffset(segment.Offset);
end = textArea.Document.GetLineByOffset(segment.EndOffset);
// don't include the last line if no characters on it are selected
if (start != end && end.Offset == segment.EndOffset)
end = end.PreviousLine;
}
if (start != null)
{
transformLine(textArea, start);
while (start != end)
{
start = start.NextLine;
transformLine(textArea, start);
}
}
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
/// <summary>
/// Calls transformLine on all writable segment in the selected range.
/// </summary>
private static void TransformSelectedSegments(Action<TextArea, ISegment> transformSegment, object target,
ExecutedRoutedEventArgs args, DefaultSegmentType defaultSegmentType)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
using (textArea.Document.RunUpdate())
{
IEnumerable<ISegment> segments;
if (textArea.Selection.IsEmpty)
{
if (defaultSegmentType == DefaultSegmentType.CurrentLine)
{
segments = new ISegment[] { textArea.Document.GetLineByNumber(textArea.Caret.Line) };
}
else if (defaultSegmentType == DefaultSegmentType.WholeDocument)
{
segments = textArea.Document.Lines;
}
else
{
segments = null;
}
}
else
{
segments = textArea.Selection.Segments;
}
if (segments != null)
{
foreach (var segment in segments.Reverse())
{
foreach (var writableSegment in textArea.GetDeletableSegments(segment).Reverse())
{
transformSegment(textArea, writableSegment);
}
}
}
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
#endregion
#region EnterLineBreak
private static void OnEnter(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea != null && textArea.IsFocused)
{
textArea.PerformTextInput("\n");
args.Handled = true;
}
}
#endregion
#region Tab
private static void OnTab(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
using (textArea.Document.RunUpdate())
{
if (textArea.Selection.IsMultiline)
{
var segment = textArea.Selection.SurroundingSegment;
var start = textArea.Document.GetLineByOffset(segment.Offset);
var end = textArea.Document.GetLineByOffset(segment.EndOffset);
// don't include the last line if no characters on it are selected
if (start != end && end.Offset == segment.EndOffset)
end = end.PreviousLine;
var current = start;
while (true)
{
var offset = current.Offset;
if (textArea.ReadOnlySectionProvider.CanInsert(offset))
textArea.Document.Replace(offset, 0, textArea.Options.IndentationString,
OffsetChangeMappingType.KeepAnchorBeforeInsertion);
if (current == end)
break;
current = current.NextLine;
}
}
else
{
var indentationString = textArea.Options.GetIndentationString(textArea.Caret.Column);
textArea.ReplaceSelectionWithText(indentationString);
}
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
private static void OnShiftTab(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
var offset = line.Offset;
var s = TextUtilities.GetSingleIndentationSegment(textArea.Document, offset,
textArea.Options.IndentationSize);
if (s.Length > 0)
{
s = textArea.GetDeletableSegments(s).FirstOrDefault();
if (s != null && s.Length > 0)
{
textArea.Document.Remove(s.Offset, s.Length);
}
}
}, target, args, DefaultSegmentType.CurrentLine);
}
#endregion
#region Delete
private static EventHandler<ExecutedRoutedEventArgs> OnDelete(CaretMovementType caretMovement)
{
return (target, args) =>
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
if (textArea.Selection.IsEmpty)
{
var startPos = textArea.Caret.Position;
var enableVirtualSpace = textArea.Options.EnableVirtualSpace;
// When pressing delete; don't move the caret further into virtual space - instead delete the newline
if (caretMovement == CaretMovementType.CharRight)
enableVirtualSpace = false;
var desiredXPos = textArea.Caret.DesiredXPos;
var endPos = CaretNavigationCommandHandler.GetNewCaretPosition(
textArea.TextView, startPos, caretMovement, enableVirtualSpace, ref desiredXPos);
// GetNewCaretPosition may return (0,0) as new position,
// thus we need to validate endPos before using it in the selection.
if (endPos.Line < 1 || endPos.Column < 1)
endPos = new TextViewPosition(Math.Max(endPos.Line, 1), Math.Max(endPos.Column, 1));
// Don't do anything if the number of lines of a rectangular selection would be changed by the deletion.
if (textArea.Selection is RectangleSelection && startPos.Line != endPos.Line)
return;
// Don't select the text to be deleted; just reuse the ReplaceSelectionWithText logic
// Reuse the existing selection, so that we continue using the same logic
textArea.Selection.StartSelectionOrSetEndpoint(startPos, endPos)
.ReplaceSelectionWithText(string.Empty);
}
else
{
textArea.RemoveSelectedText();
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
};
}
private static void CanDelete(object target, CanExecuteRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = true;
args.Handled = true;
}
}
#endregion
#region Clipboard commands
private static void CanCut(object target, CanExecuteRoutedEventArgs args)
{
// HasSomethingSelected for copy and cut commands
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = (textArea.Options.CutCopyWholeLine || !textArea.Selection.IsEmpty) && !textArea.IsReadOnly;
args.Handled = true;
}
}
private static void CanCopy(object target, CanExecuteRoutedEventArgs args)
{
// HasSomethingSelected for copy and cut commands
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = textArea.Options.CutCopyWholeLine || !textArea.Selection.IsEmpty;
args.Handled = true;
}
}
private static void OnCopy(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
if (textArea.Selection.IsEmpty && textArea.Options.CutCopyWholeLine)
{
var currentLine = textArea.Document.GetLineByNumber(textArea.Caret.Line);
CopyWholeLine(textArea, currentLine);
}
else
{
CopySelectedText(textArea);
}
args.Handled = true;
}
}
private static void OnCut(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
if (textArea.Selection.IsEmpty && textArea.Options.CutCopyWholeLine)
{
var currentLine = textArea.Document.GetLineByNumber(textArea.Caret.Line);
if (CopyWholeLine(textArea, currentLine))
{
var segmentsToDelete =
textArea.GetDeletableSegments(
new SimpleSegment(currentLine.Offset, currentLine.TotalLength));
for (var i = segmentsToDelete.Length - 1; i >= 0; i--)
{
textArea.Document.Remove(segmentsToDelete[i]);
}
}
}
else
{
if (CopySelectedText(textArea))
textArea.RemoveSelectedText();
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
private static bool CopySelectedText(TextArea textArea)
{
var text = textArea.Selection.GetText();
text = TextUtilities.NormalizeNewLines(text, Environment.NewLine);
SetClipboardText(text);
textArea.OnTextCopied(new TextEventArgs(text));
return true;
}
private static void SetClipboardText(string text)
{
try
{
Application.Current.Clipboard.SetTextAsync(text).GetAwaiter().GetResult();
}
catch (Exception)
{
// Apparently this exception sometimes happens randomly.
// The MS controls just ignore it, so we'll do the same.
}
}
private static bool CopyWholeLine(TextArea textArea, DocumentLine line)
{
ISegment wholeLine = new SimpleSegment(line.Offset, line.TotalLength);
var text = textArea.Document.GetText(wholeLine);
// Ignore empty line copy
if(string.IsNullOrEmpty(text)) return false;
// Ensure we use the appropriate newline sequence for the OS
text = TextUtilities.NormalizeNewLines(text, Environment.NewLine);
// TODO: formats
//DataObject data = new DataObject();
//if (ConfirmDataFormat(textArea, data, DataFormats.UnicodeText))
// data.SetText(text);
//// Also copy text in HTML format to clipboard - good for pasting text into Word
//// or to the SharpDevelop forums.
//if (ConfirmDataFormat(textArea, data, DataFormats.Html))
//{
// IHighlighter highlighter = textArea.GetService(typeof(IHighlighter)) as IHighlighter;
// HtmlClipboard.SetHtml(data,
// HtmlClipboard.CreateHtmlFragment(textArea.Document, highlighter, wholeLine,
// new HtmlOptions(textArea.Options)));
//}
//if (ConfirmDataFormat(textArea, data, LineSelectedType))
//{
// var lineSelected = new MemoryStream(1);
// lineSelected.WriteByte(1);
// data.SetData(LineSelectedType, lineSelected, false);
//}
//var copyingEventArgs = new DataObjectCopyingEventArgs(data, false);
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset)
&& !string.IsNullOrEmpty(Application.Current.Clipboard.GetTextAsync()
.GetAwaiter()
.GetResult());
args.Handled = true;
}
}
private static void OnPaste(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
string text;
try
{
text = Application.Current.Clipboard.GetTextAsync().GetAwaiter().GetResult();
}
catch (Exception)
{
return;
}
string text = null;
try
{
text = await Application.Current.Clipboard.GetTextAsync();
}
catch (Exception)
{
textArea.Document.EndUpdate();
return;
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
if (!string.IsNullOrEmpty(text))
{
textArea.ReplaceSelectionWithText(text);
}
textArea.Caret.BringCaretToView();
args.Handled = true;
textArea.Document.EndUpdate();
}
}
internal static string GetTextToPaste(string text, TextArea textArea)
{
try
{
// Try retrieving the text as one of:
// - the FormatToApply
// - UnicodeText
// - Text
// (but don't try the same format twice)
//if (pastingEventArgs.FormatToApply != null && dataObject.GetDataPresent(pastingEventArgs.FormatToApply))
// text = (string)dataObject.GetData(pastingEventArgs.FormatToApply);
//else if (pastingEventArgs.FormatToApply != DataFormats.UnicodeText &&
// dataObject.GetDataPresent(DataFormats.UnicodeText))
// text = (string)dataObject.GetData(DataFormats.UnicodeText);
//else if (pastingEventArgs.FormatToApply != DataFormats.Text &&
// dataObject.GetDataPresent(DataFormats.Text))
// text = (string)dataObject.GetData(DataFormats.Text);
//else
// return null; // no text data format
// convert text back to correct newlines for this document
var newLine = TextUtilities.GetNewLineFromDocument(textArea.Document, textArea.Caret.Line);
text = TextUtilities.NormalizeNewLines(text, newLine);
text = textArea.Options.ConvertTabsToSpaces
? text.Replace("\t", new String(' ', textArea.Options.IndentationSize))
: text;
return text;
}
catch (OutOfMemoryException)
{
// may happen when trying to paste a huge string
return null;
}
}
#endregion
#region Toggle Overstrike
private static void OnToggleOverstrike(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea != null && textArea.Options.AllowToggleOverstrikeMode)
textArea.OverstrikeMode = !textArea.OverstrikeMode;
}
#endregion
#region DeleteLine
private static void OnDeleteLine(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
int firstLineIndex, lastLineIndex;
if (textArea.Selection.Length == 0)
{
// There is no selection, simply delete current line
firstLineIndex = lastLineIndex = textArea.Caret.Line;
}
else
{
// There is a selection, remove all lines affected by it (use Min/Max to be independent from selection direction)
firstLineIndex = Math.Min(textArea.Selection.StartPosition.Line,
textArea.Selection.EndPosition.Line);
lastLineIndex = Math.Max(textArea.Selection.StartPosition.Line,
textArea.Selection.EndPosition.Line);
}
var startLine = textArea.Document.GetLineByNumber(firstLineIndex);
var endLine = textArea.Document.GetLineByNumber(lastLineIndex);
textArea.Selection = Selection.Create(textArea, startLine.Offset,
endLine.Offset + endLine.TotalLength);
textArea.RemoveSelectedText();
args.Handled = true;
}
}
#endregion
#region Remove..Whitespace / Convert Tabs-Spaces
private static void OnRemoveLeadingWhitespace(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
textArea.Document.Remove(TextUtilities.GetLeadingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnRemoveTrailingWhitespace(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
textArea.Document.Remove(TextUtilities.GetTrailingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertTabsToSpaces(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedSegments(ConvertTabsToSpaces, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertLeadingTabsToSpaces(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
ConvertTabsToSpaces(textArea, TextUtilities.GetLeadingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void ConvertTabsToSpaces(TextArea textArea, ISegment segment)
{
var document = textArea.Document;
var endOffset = segment.EndOffset;
var indentationString = new string(' ', textArea.Options.IndentationSize);
for (var offset = segment.Offset; offset < endOffset; offset++)
{
if (document.GetCharAt(offset) == '\t')
{
document.Replace(offset, 1, indentationString, OffsetChangeMappingType.CharacterReplace);
endOffset += indentationString.Length - 1;
}
}
}
private static void OnConvertSpacesToTabs(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedSegments(ConvertSpacesToTabs, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertLeadingSpacesToTabs(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
ConvertSpacesToTabs(textArea, TextUtilities.GetLeadingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void ConvertSpacesToTabs(TextArea textArea, ISegment segment)
{
var document = textArea.Document;
var endOffset = segment.EndOffset;
var indentationSize = textArea.Options.IndentationSize;
var spacesCount = 0;
for (var offset = segment.Offset; offset < endOffset; offset++)
{
if (document.GetCharAt(offset) == ' ')
{
spacesCount++;
if (spacesCount == indentationSize)
{
document.Replace(offset - (indentationSize - 1), indentationSize, "\t",
OffsetChangeMappingType.CharacterReplace);
spacesCount = 0;
offset -= indentationSize - 1;
endOffset -= indentationSize - 1;
}
}
else
{
spacesCount = 0;
}
}
}
#endregion
#region Convert...Case
private static void ConvertCase(Func<string, string> transformText, object target, ExecutedRoutedEventArgs args)
{
TransformSelectedSegments(
delegate (TextArea textArea, ISegment segment)
{
var oldText = textArea.Document.GetText(segment);
var newText = transformText(oldText);
textArea.Document.Replace(segment.Offset, segment.Length, newText,
OffsetChangeMappingType.CharacterReplace);
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertToUpperCase(object target, ExecutedRoutedEventArgs args)
{
ConvertCase(CultureInfo.CurrentCulture.TextInfo.ToUpper, target, args);
}
private static void OnConvertToLowerCase(object target, ExecutedRoutedEventArgs args)
{
ConvertCase(CultureInfo.CurrentCulture.TextInfo.ToLower, target, args);
}
private static void OnConvertToTitleCase(object target, ExecutedRoutedEventArgs args)
{
throw new NotSupportedException();
//ConvertCase(CultureInfo.CurrentCulture.TextInfo.ToTitleCase, target, args);
}
private static void OnInvertCase(object target, ExecutedRoutedEventArgs args)
{
ConvertCase(InvertCase, target, args);
}
private static string InvertCase(string text)
{
// TODO: culture
//var culture = CultureInfo.CurrentCulture;
var buffer = text.ToCharArray();
for (var i = 0; i < buffer.Length; ++i)
{
var c = buffer[i];
buffer[i] = char.IsUpper(c) ? char.ToLower(c) : char.ToUpper(c);
}
return new string(buffer);
}
#endregion
private static void OnIndentSelection(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null && textArea.IndentationStrategy != null)
{
using (textArea.Document.RunUpdate())
{
int start, end;
if (textArea.Selection.IsEmpty)
{
start = 1;
end = textArea.Document.LineCount;
}
else
{
start = textArea.Document.GetLineByOffset(textArea.Selection.SurroundingSegment.Offset)
.LineNumber;
end = textArea.Document.GetLineByOffset(textArea.Selection.SurroundingSegment.EndOffset)
.LineNumber;
}
textArea.IndentationStrategy.IndentLines(textArea.Document, start, end);
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
}
}
<MSG> fix paste from external app on linux.
<DFF> @@ -24,6 +24,7 @@ using Avalonia;
using AvaloniaEdit.Document;
using Avalonia.Input;
using AvaloniaEdit.Utils;
+using System.Threading.Tasks;
namespace AvaloniaEdit.Editing
{
@@ -469,26 +470,26 @@ namespace AvaloniaEdit.Editing
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
- args.CanExecute = textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset)
- && !string.IsNullOrEmpty(Application.Current.Clipboard.GetTextAsync()
- .GetAwaiter()
- .GetResult());
+ args.CanExecute = textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset);
args.Handled = true;
}
}
- private static void OnPaste(object target, ExecutedRoutedEventArgs args)
+ private static async void OnPaste(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
- string text;
+ textArea.Document.BeginUpdate();
+
+ string text = null;
try
{
- text = Application.Current.Clipboard.GetTextAsync().GetAwaiter().GetResult();
+ text = await Application.Current.Clipboard.GetTextAsync();
}
catch (Exception)
{
+ textArea.Document.EndUpdate();
return;
}
@@ -505,6 +506,8 @@ namespace AvaloniaEdit.Editing
textArea.Caret.BringCaretToView();
args.Handled = true;
+
+ textArea.Document.EndUpdate();
}
}
| 10 | fix paste from external app on linux. | 7 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067256 | <NME> EditingCommandHandler.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using Avalonia;
using AvaloniaEdit.Document;
using Avalonia.Input;
using AvaloniaEdit.Utils;
namespace AvaloniaEdit.Editing
{
/// <summary>
/// We re-use the CommandBinding and InputBinding instances between multiple text areas,
/// so this class is static.
/// </summary>
internal class EditingCommandHandler
{
/// <summary>
/// Creates a new <see cref="TextAreaInputHandler"/> for the text area.
/// </summary>
public static TextAreaInputHandler Create(TextArea textArea)
{
var handler = new TextAreaInputHandler(textArea);
handler.CommandBindings.AddRange(CommandBindings);
handler.KeyBindings.AddRange(KeyBindings);
return handler;
}
private static readonly List<RoutedCommandBinding> CommandBindings = new List<RoutedCommandBinding>();
private static readonly List<KeyBinding> KeyBindings = new List<KeyBinding>();
private static void AddBinding(RoutedCommand command, KeyModifiers modifiers, Key key,
EventHandler<ExecutedRoutedEventArgs> handler)
{
CommandBindings.Add(new RoutedCommandBinding(command, handler));
KeyBindings.Add(TextAreaDefaultInputHandler.CreateKeyBinding(command, modifiers, key));
}
private static void AddBinding(RoutedCommand command, EventHandler<ExecutedRoutedEventArgs> handler, EventHandler<CanExecuteRoutedEventArgs> canExecuteHandler = null)
{
CommandBindings.Add(new RoutedCommandBinding(command, handler, canExecuteHandler));
}
static EditingCommandHandler()
{
AddBinding(EditingCommands.Delete, KeyModifiers.None, Key.Delete, OnDelete(CaretMovementType.CharRight));
AddBinding(EditingCommands.DeleteNextWord, KeyModifiers.Control, Key.Delete,
OnDelete(CaretMovementType.WordRight));
AddBinding(EditingCommands.Backspace, KeyModifiers.None, Key.Back, OnDelete(CaretMovementType.Backspace));
KeyBindings.Add(
TextAreaDefaultInputHandler.CreateKeyBinding(EditingCommands.Backspace, KeyModifiers.Shift,
Key.Back)); // make Shift-Backspace do the same as plain backspace
AddBinding(EditingCommands.DeletePreviousWord, KeyModifiers.Control, Key.Back,
OnDelete(CaretMovementType.WordLeft));
AddBinding(EditingCommands.EnterParagraphBreak, KeyModifiers.None, Key.Enter, OnEnter);
AddBinding(EditingCommands.EnterLineBreak, KeyModifiers.Shift, Key.Enter, OnEnter);
AddBinding(EditingCommands.TabForward, KeyModifiers.None, Key.Tab, OnTab);
AddBinding(EditingCommands.TabBackward, KeyModifiers.Shift, Key.Tab, OnShiftTab);
AddBinding(ApplicationCommands.Delete, OnDelete(CaretMovementType.None), CanDelete);
AddBinding(ApplicationCommands.Copy, OnCopy, CanCopy);
AddBinding(ApplicationCommands.Cut, OnCut, CanCut);
AddBinding(ApplicationCommands.Paste, OnPaste, CanPaste);
AddBinding(AvaloniaEditCommands.ToggleOverstrike, OnToggleOverstrike);
AddBinding(AvaloniaEditCommands.DeleteLine, OnDeleteLine);
AddBinding(AvaloniaEditCommands.RemoveLeadingWhitespace, OnRemoveLeadingWhitespace);
AddBinding(AvaloniaEditCommands.RemoveTrailingWhitespace, OnRemoveTrailingWhitespace);
AddBinding(AvaloniaEditCommands.ConvertToUppercase, OnConvertToUpperCase);
AddBinding(AvaloniaEditCommands.ConvertToLowercase, OnConvertToLowerCase);
AddBinding(AvaloniaEditCommands.ConvertToTitleCase, OnConvertToTitleCase);
AddBinding(AvaloniaEditCommands.InvertCase, OnInvertCase);
AddBinding(AvaloniaEditCommands.ConvertTabsToSpaces, OnConvertTabsToSpaces);
AddBinding(AvaloniaEditCommands.ConvertSpacesToTabs, OnConvertSpacesToTabs);
AddBinding(AvaloniaEditCommands.ConvertLeadingTabsToSpaces, OnConvertLeadingTabsToSpaces);
AddBinding(AvaloniaEditCommands.ConvertLeadingSpacesToTabs, OnConvertLeadingSpacesToTabs);
AddBinding(AvaloniaEditCommands.IndentSelection, OnIndentSelection);
}
private static TextArea GetTextArea(object target)
{
return target as TextArea;
}
#region Text Transformation Helpers
private enum DefaultSegmentType
{
WholeDocument,
CurrentLine
}
/// <summary>
/// Calls transformLine on all lines in the selected range.
/// transformLine needs to handle read-only segments!
/// </summary>
private static void TransformSelectedLines(Action<TextArea, DocumentLine> transformLine, object target,
ExecutedRoutedEventArgs args, DefaultSegmentType defaultSegmentType)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
using (textArea.Document.RunUpdate())
{
DocumentLine start, end;
if (textArea.Selection.IsEmpty)
{
if (defaultSegmentType == DefaultSegmentType.CurrentLine)
{
start = end = textArea.Document.GetLineByNumber(textArea.Caret.Line);
}
else if (defaultSegmentType == DefaultSegmentType.WholeDocument)
{
start = textArea.Document.Lines.First();
end = textArea.Document.Lines.Last();
}
else
{
start = end = null;
}
}
else
{
var segment = textArea.Selection.SurroundingSegment;
start = textArea.Document.GetLineByOffset(segment.Offset);
end = textArea.Document.GetLineByOffset(segment.EndOffset);
// don't include the last line if no characters on it are selected
if (start != end && end.Offset == segment.EndOffset)
end = end.PreviousLine;
}
if (start != null)
{
transformLine(textArea, start);
while (start != end)
{
start = start.NextLine;
transformLine(textArea, start);
}
}
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
/// <summary>
/// Calls transformLine on all writable segment in the selected range.
/// </summary>
private static void TransformSelectedSegments(Action<TextArea, ISegment> transformSegment, object target,
ExecutedRoutedEventArgs args, DefaultSegmentType defaultSegmentType)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
using (textArea.Document.RunUpdate())
{
IEnumerable<ISegment> segments;
if (textArea.Selection.IsEmpty)
{
if (defaultSegmentType == DefaultSegmentType.CurrentLine)
{
segments = new ISegment[] { textArea.Document.GetLineByNumber(textArea.Caret.Line) };
}
else if (defaultSegmentType == DefaultSegmentType.WholeDocument)
{
segments = textArea.Document.Lines;
}
else
{
segments = null;
}
}
else
{
segments = textArea.Selection.Segments;
}
if (segments != null)
{
foreach (var segment in segments.Reverse())
{
foreach (var writableSegment in textArea.GetDeletableSegments(segment).Reverse())
{
transformSegment(textArea, writableSegment);
}
}
}
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
#endregion
#region EnterLineBreak
private static void OnEnter(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea != null && textArea.IsFocused)
{
textArea.PerformTextInput("\n");
args.Handled = true;
}
}
#endregion
#region Tab
private static void OnTab(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
using (textArea.Document.RunUpdate())
{
if (textArea.Selection.IsMultiline)
{
var segment = textArea.Selection.SurroundingSegment;
var start = textArea.Document.GetLineByOffset(segment.Offset);
var end = textArea.Document.GetLineByOffset(segment.EndOffset);
// don't include the last line if no characters on it are selected
if (start != end && end.Offset == segment.EndOffset)
end = end.PreviousLine;
var current = start;
while (true)
{
var offset = current.Offset;
if (textArea.ReadOnlySectionProvider.CanInsert(offset))
textArea.Document.Replace(offset, 0, textArea.Options.IndentationString,
OffsetChangeMappingType.KeepAnchorBeforeInsertion);
if (current == end)
break;
current = current.NextLine;
}
}
else
{
var indentationString = textArea.Options.GetIndentationString(textArea.Caret.Column);
textArea.ReplaceSelectionWithText(indentationString);
}
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
private static void OnShiftTab(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
var offset = line.Offset;
var s = TextUtilities.GetSingleIndentationSegment(textArea.Document, offset,
textArea.Options.IndentationSize);
if (s.Length > 0)
{
s = textArea.GetDeletableSegments(s).FirstOrDefault();
if (s != null && s.Length > 0)
{
textArea.Document.Remove(s.Offset, s.Length);
}
}
}, target, args, DefaultSegmentType.CurrentLine);
}
#endregion
#region Delete
private static EventHandler<ExecutedRoutedEventArgs> OnDelete(CaretMovementType caretMovement)
{
return (target, args) =>
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
if (textArea.Selection.IsEmpty)
{
var startPos = textArea.Caret.Position;
var enableVirtualSpace = textArea.Options.EnableVirtualSpace;
// When pressing delete; don't move the caret further into virtual space - instead delete the newline
if (caretMovement == CaretMovementType.CharRight)
enableVirtualSpace = false;
var desiredXPos = textArea.Caret.DesiredXPos;
var endPos = CaretNavigationCommandHandler.GetNewCaretPosition(
textArea.TextView, startPos, caretMovement, enableVirtualSpace, ref desiredXPos);
// GetNewCaretPosition may return (0,0) as new position,
// thus we need to validate endPos before using it in the selection.
if (endPos.Line < 1 || endPos.Column < 1)
endPos = new TextViewPosition(Math.Max(endPos.Line, 1), Math.Max(endPos.Column, 1));
// Don't do anything if the number of lines of a rectangular selection would be changed by the deletion.
if (textArea.Selection is RectangleSelection && startPos.Line != endPos.Line)
return;
// Don't select the text to be deleted; just reuse the ReplaceSelectionWithText logic
// Reuse the existing selection, so that we continue using the same logic
textArea.Selection.StartSelectionOrSetEndpoint(startPos, endPos)
.ReplaceSelectionWithText(string.Empty);
}
else
{
textArea.RemoveSelectedText();
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
};
}
private static void CanDelete(object target, CanExecuteRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = true;
args.Handled = true;
}
}
#endregion
#region Clipboard commands
private static void CanCut(object target, CanExecuteRoutedEventArgs args)
{
// HasSomethingSelected for copy and cut commands
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = (textArea.Options.CutCopyWholeLine || !textArea.Selection.IsEmpty) && !textArea.IsReadOnly;
args.Handled = true;
}
}
private static void CanCopy(object target, CanExecuteRoutedEventArgs args)
{
// HasSomethingSelected for copy and cut commands
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = textArea.Options.CutCopyWholeLine || !textArea.Selection.IsEmpty;
args.Handled = true;
}
}
private static void OnCopy(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
if (textArea.Selection.IsEmpty && textArea.Options.CutCopyWholeLine)
{
var currentLine = textArea.Document.GetLineByNumber(textArea.Caret.Line);
CopyWholeLine(textArea, currentLine);
}
else
{
CopySelectedText(textArea);
}
args.Handled = true;
}
}
private static void OnCut(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
if (textArea.Selection.IsEmpty && textArea.Options.CutCopyWholeLine)
{
var currentLine = textArea.Document.GetLineByNumber(textArea.Caret.Line);
if (CopyWholeLine(textArea, currentLine))
{
var segmentsToDelete =
textArea.GetDeletableSegments(
new SimpleSegment(currentLine.Offset, currentLine.TotalLength));
for (var i = segmentsToDelete.Length - 1; i >= 0; i--)
{
textArea.Document.Remove(segmentsToDelete[i]);
}
}
}
else
{
if (CopySelectedText(textArea))
textArea.RemoveSelectedText();
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
private static bool CopySelectedText(TextArea textArea)
{
var text = textArea.Selection.GetText();
text = TextUtilities.NormalizeNewLines(text, Environment.NewLine);
SetClipboardText(text);
textArea.OnTextCopied(new TextEventArgs(text));
return true;
}
private static void SetClipboardText(string text)
{
try
{
Application.Current.Clipboard.SetTextAsync(text).GetAwaiter().GetResult();
}
catch (Exception)
{
// Apparently this exception sometimes happens randomly.
// The MS controls just ignore it, so we'll do the same.
}
}
private static bool CopyWholeLine(TextArea textArea, DocumentLine line)
{
ISegment wholeLine = new SimpleSegment(line.Offset, line.TotalLength);
var text = textArea.Document.GetText(wholeLine);
// Ignore empty line copy
if(string.IsNullOrEmpty(text)) return false;
// Ensure we use the appropriate newline sequence for the OS
text = TextUtilities.NormalizeNewLines(text, Environment.NewLine);
// TODO: formats
//DataObject data = new DataObject();
//if (ConfirmDataFormat(textArea, data, DataFormats.UnicodeText))
// data.SetText(text);
//// Also copy text in HTML format to clipboard - good for pasting text into Word
//// or to the SharpDevelop forums.
//if (ConfirmDataFormat(textArea, data, DataFormats.Html))
//{
// IHighlighter highlighter = textArea.GetService(typeof(IHighlighter)) as IHighlighter;
// HtmlClipboard.SetHtml(data,
// HtmlClipboard.CreateHtmlFragment(textArea.Document, highlighter, wholeLine,
// new HtmlOptions(textArea.Options)));
//}
//if (ConfirmDataFormat(textArea, data, LineSelectedType))
//{
// var lineSelected = new MemoryStream(1);
// lineSelected.WriteByte(1);
// data.SetData(LineSelectedType, lineSelected, false);
//}
//var copyingEventArgs = new DataObjectCopyingEventArgs(data, false);
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
args.CanExecute = textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset)
&& !string.IsNullOrEmpty(Application.Current.Clipboard.GetTextAsync()
.GetAwaiter()
.GetResult());
args.Handled = true;
}
}
private static void OnPaste(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
string text;
try
{
text = Application.Current.Clipboard.GetTextAsync().GetAwaiter().GetResult();
}
catch (Exception)
{
return;
}
string text = null;
try
{
text = await Application.Current.Clipboard.GetTextAsync();
}
catch (Exception)
{
textArea.Document.EndUpdate();
return;
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
if (!string.IsNullOrEmpty(text))
{
textArea.ReplaceSelectionWithText(text);
}
textArea.Caret.BringCaretToView();
args.Handled = true;
textArea.Document.EndUpdate();
}
}
internal static string GetTextToPaste(string text, TextArea textArea)
{
try
{
// Try retrieving the text as one of:
// - the FormatToApply
// - UnicodeText
// - Text
// (but don't try the same format twice)
//if (pastingEventArgs.FormatToApply != null && dataObject.GetDataPresent(pastingEventArgs.FormatToApply))
// text = (string)dataObject.GetData(pastingEventArgs.FormatToApply);
//else if (pastingEventArgs.FormatToApply != DataFormats.UnicodeText &&
// dataObject.GetDataPresent(DataFormats.UnicodeText))
// text = (string)dataObject.GetData(DataFormats.UnicodeText);
//else if (pastingEventArgs.FormatToApply != DataFormats.Text &&
// dataObject.GetDataPresent(DataFormats.Text))
// text = (string)dataObject.GetData(DataFormats.Text);
//else
// return null; // no text data format
// convert text back to correct newlines for this document
var newLine = TextUtilities.GetNewLineFromDocument(textArea.Document, textArea.Caret.Line);
text = TextUtilities.NormalizeNewLines(text, newLine);
text = textArea.Options.ConvertTabsToSpaces
? text.Replace("\t", new String(' ', textArea.Options.IndentationSize))
: text;
return text;
}
catch (OutOfMemoryException)
{
// may happen when trying to paste a huge string
return null;
}
}
#endregion
#region Toggle Overstrike
private static void OnToggleOverstrike(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea != null && textArea.Options.AllowToggleOverstrikeMode)
textArea.OverstrikeMode = !textArea.OverstrikeMode;
}
#endregion
#region DeleteLine
private static void OnDeleteLine(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
int firstLineIndex, lastLineIndex;
if (textArea.Selection.Length == 0)
{
// There is no selection, simply delete current line
firstLineIndex = lastLineIndex = textArea.Caret.Line;
}
else
{
// There is a selection, remove all lines affected by it (use Min/Max to be independent from selection direction)
firstLineIndex = Math.Min(textArea.Selection.StartPosition.Line,
textArea.Selection.EndPosition.Line);
lastLineIndex = Math.Max(textArea.Selection.StartPosition.Line,
textArea.Selection.EndPosition.Line);
}
var startLine = textArea.Document.GetLineByNumber(firstLineIndex);
var endLine = textArea.Document.GetLineByNumber(lastLineIndex);
textArea.Selection = Selection.Create(textArea, startLine.Offset,
endLine.Offset + endLine.TotalLength);
textArea.RemoveSelectedText();
args.Handled = true;
}
}
#endregion
#region Remove..Whitespace / Convert Tabs-Spaces
private static void OnRemoveLeadingWhitespace(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
textArea.Document.Remove(TextUtilities.GetLeadingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnRemoveTrailingWhitespace(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
textArea.Document.Remove(TextUtilities.GetTrailingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertTabsToSpaces(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedSegments(ConvertTabsToSpaces, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertLeadingTabsToSpaces(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
ConvertTabsToSpaces(textArea, TextUtilities.GetLeadingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void ConvertTabsToSpaces(TextArea textArea, ISegment segment)
{
var document = textArea.Document;
var endOffset = segment.EndOffset;
var indentationString = new string(' ', textArea.Options.IndentationSize);
for (var offset = segment.Offset; offset < endOffset; offset++)
{
if (document.GetCharAt(offset) == '\t')
{
document.Replace(offset, 1, indentationString, OffsetChangeMappingType.CharacterReplace);
endOffset += indentationString.Length - 1;
}
}
}
private static void OnConvertSpacesToTabs(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedSegments(ConvertSpacesToTabs, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertLeadingSpacesToTabs(object target, ExecutedRoutedEventArgs args)
{
TransformSelectedLines(
delegate (TextArea textArea, DocumentLine line)
{
ConvertSpacesToTabs(textArea, TextUtilities.GetLeadingWhitespace(textArea.Document, line));
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void ConvertSpacesToTabs(TextArea textArea, ISegment segment)
{
var document = textArea.Document;
var endOffset = segment.EndOffset;
var indentationSize = textArea.Options.IndentationSize;
var spacesCount = 0;
for (var offset = segment.Offset; offset < endOffset; offset++)
{
if (document.GetCharAt(offset) == ' ')
{
spacesCount++;
if (spacesCount == indentationSize)
{
document.Replace(offset - (indentationSize - 1), indentationSize, "\t",
OffsetChangeMappingType.CharacterReplace);
spacesCount = 0;
offset -= indentationSize - 1;
endOffset -= indentationSize - 1;
}
}
else
{
spacesCount = 0;
}
}
}
#endregion
#region Convert...Case
private static void ConvertCase(Func<string, string> transformText, object target, ExecutedRoutedEventArgs args)
{
TransformSelectedSegments(
delegate (TextArea textArea, ISegment segment)
{
var oldText = textArea.Document.GetText(segment);
var newText = transformText(oldText);
textArea.Document.Replace(segment.Offset, segment.Length, newText,
OffsetChangeMappingType.CharacterReplace);
}, target, args, DefaultSegmentType.WholeDocument);
}
private static void OnConvertToUpperCase(object target, ExecutedRoutedEventArgs args)
{
ConvertCase(CultureInfo.CurrentCulture.TextInfo.ToUpper, target, args);
}
private static void OnConvertToLowerCase(object target, ExecutedRoutedEventArgs args)
{
ConvertCase(CultureInfo.CurrentCulture.TextInfo.ToLower, target, args);
}
private static void OnConvertToTitleCase(object target, ExecutedRoutedEventArgs args)
{
throw new NotSupportedException();
//ConvertCase(CultureInfo.CurrentCulture.TextInfo.ToTitleCase, target, args);
}
private static void OnInvertCase(object target, ExecutedRoutedEventArgs args)
{
ConvertCase(InvertCase, target, args);
}
private static string InvertCase(string text)
{
// TODO: culture
//var culture = CultureInfo.CurrentCulture;
var buffer = text.ToCharArray();
for (var i = 0; i < buffer.Length; ++i)
{
var c = buffer[i];
buffer[i] = char.IsUpper(c) ? char.ToLower(c) : char.ToUpper(c);
}
return new string(buffer);
}
#endregion
private static void OnIndentSelection(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null && textArea.IndentationStrategy != null)
{
using (textArea.Document.RunUpdate())
{
int start, end;
if (textArea.Selection.IsEmpty)
{
start = 1;
end = textArea.Document.LineCount;
}
else
{
start = textArea.Document.GetLineByOffset(textArea.Selection.SurroundingSegment.Offset)
.LineNumber;
end = textArea.Document.GetLineByOffset(textArea.Selection.SurroundingSegment.EndOffset)
.LineNumber;
}
textArea.IndentationStrategy.IndentLines(textArea.Document, start, end);
}
textArea.Caret.BringCaretToView();
args.Handled = true;
}
}
}
}
<MSG> fix paste from external app on linux.
<DFF> @@ -24,6 +24,7 @@ using Avalonia;
using AvaloniaEdit.Document;
using Avalonia.Input;
using AvaloniaEdit.Utils;
+using System.Threading.Tasks;
namespace AvaloniaEdit.Editing
{
@@ -469,26 +470,26 @@ namespace AvaloniaEdit.Editing
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
- args.CanExecute = textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset)
- && !string.IsNullOrEmpty(Application.Current.Clipboard.GetTextAsync()
- .GetAwaiter()
- .GetResult());
+ args.CanExecute = textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset);
args.Handled = true;
}
}
- private static void OnPaste(object target, ExecutedRoutedEventArgs args)
+ private static async void OnPaste(object target, ExecutedRoutedEventArgs args)
{
var textArea = GetTextArea(target);
if (textArea?.Document != null)
{
- string text;
+ textArea.Document.BeginUpdate();
+
+ string text = null;
try
{
- text = Application.Current.Clipboard.GetTextAsync().GetAwaiter().GetResult();
+ text = await Application.Current.Clipboard.GetTextAsync();
}
catch (Exception)
{
+ textArea.Document.EndUpdate();
return;
}
@@ -505,6 +506,8 @@ namespace AvaloniaEdit.Editing
textArea.Caret.BringCaretToView();
args.Handled = true;
+
+ textArea.Document.EndUpdate();
}
}
| 10 | fix paste from external app on linux. | 7 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067257 | <NME> TextEditorModel.cs
<BEF> using System;
using Avalonia.Threading;
using AvaloniaEdit.Document;
using AvaloniaEdit.Rendering;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public class TextEditorModel : AbstractLineList, IDisposable
{
private readonly TextDocument _document;
private readonly TextView _textView;
private DocumentSnapshot _documentSnapshot;
private Action<Exception> _exceptionHandler;
private InvalidLineRange _invalidRange;
public DocumentSnapshot DocumentSnapshot { get { return _documentSnapshot; } }
internal InvalidLineRange InvalidRange { get { return _invalidRange; } }
public TextEditorModel(TextView textView, TextDocument document, Action<Exception> exceptionHandler)
{
_textView = textView;
_document = document;
_exceptionHandler = exceptionHandler;
_documentSnapshot = new DocumentSnapshot(_document);
for (int i = 0; i < _document.LineCount; i++)
AddLine(i);
_document.Changing += DocumentOnChanging;
_document.Changed += DocumentOnChanged;
_document.UpdateFinished += DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged += TextView_ScrollOffsetChanged;
}
public override void Dispose()
{
_document.Changing -= DocumentOnChanging;
_document.Changed -= DocumentOnChanged;
_document.UpdateFinished -= DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged -= TextView_ScrollOffsetChanged;
}
public override void UpdateLine(int lineIndex) { }
public void InvalidateViewPortLines()
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
InvalidateLineRange(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}
public override int GetNumberOfLines()
{
return _documentSnapshot.LineCount;
}
public override string GetLineText(int lineIndex)
{
return _documentSnapshot.GetLineText(lineIndex);
}
public override int GetLineLength(int lineIndex)
{
return _documentSnapshot.GetLineLength(lineIndex);
}
private void TextView_ScrollOffsetChanged(object sender, EventArgs e)
{
try
{
TokenizeViewPort();
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanging(object sender, DocumentChangeEventArgs e)
{
try
{
if (e.RemovalLength > 0)
{
var startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
var endLine = _document.GetLineByOffset(e.Offset + e.RemovalLength).LineNumber - 1;
for (int i = endLine; i > startLine; i--)
{
RemoveLine(i);
}
_documentSnapshot.RemoveLines(startLine, endLine);
}
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanged(object sender, DocumentChangeEventArgs e)
{
try
{
int startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
int endLine = startLine;
if (e.InsertionLength > 0)
{
endLine = _document.GetLineByOffset(e.Offset + e.InsertionLength).LineNumber - 1;
for (int i = startLine; i < endLine; i++)
{
AddLine(i);
}
}
_documentSnapshot.Update(e);
if (startLine == 0)
{
SetInvalidRange(startLine, endLine);
return;
}
// some grammars (JSON, csharp, ...)
// need to invalidate the previous line too
SetInvalidRange(startLine - 1, endLine);
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
InvalidateLineRange(startLine, endLine);
return;
}
// we're in a document change, store the max invalid range
if (_invalidRange == null)
{
_invalidRange = new InvalidLineRange(startLine, endLine);
return;
}
_invalidRange.SetInvalidRange(startLine, endLine);
}
void DocumentOnUpdateFinished(object sender, EventArgs e)
{
if (_invalidRange == null)
_invalidRange = null;
}
void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
{
_invalidRange = null;
}
}
private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
ForceTokenization(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}, DispatcherPriority.MinValue);
}
internal class InvalidLineRange
{
internal int StartLine { get; private set; }
internal int EndLine { get; private set; }
internal InvalidLineRange(int startLine, int endLine)
{
StartLine = startLine;
EndLine = endLine;
}
internal void SetInvalidRange(int startLine, int endLine)
{
if (startLine < StartLine)
StartLine = startLine;
if (endLine > EndLine)
EndLine = endLine;
}
}
}
}
<MSG> Add private modifiers
<DFF> @@ -143,7 +143,7 @@ namespace AvaloniaEdit.TextMate
}
}
- void SetInvalidRange(int startLine, int endLine)
+ private void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
@@ -167,7 +167,7 @@ namespace AvaloniaEdit.TextMate
_invalidRange = null;
}
- void TokenizeViewPort()
+ private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
| 2 | Add private modifiers | 2 | .cs | TextMate/TextEditorModel | mit | AvaloniaUI/AvaloniaEdit |
10067258 | <NME> TextEditorModel.cs
<BEF> using System;
using Avalonia.Threading;
using AvaloniaEdit.Document;
using AvaloniaEdit.Rendering;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public class TextEditorModel : AbstractLineList, IDisposable
{
private readonly TextDocument _document;
private readonly TextView _textView;
private DocumentSnapshot _documentSnapshot;
private Action<Exception> _exceptionHandler;
private InvalidLineRange _invalidRange;
public DocumentSnapshot DocumentSnapshot { get { return _documentSnapshot; } }
internal InvalidLineRange InvalidRange { get { return _invalidRange; } }
public TextEditorModel(TextView textView, TextDocument document, Action<Exception> exceptionHandler)
{
_textView = textView;
_document = document;
_exceptionHandler = exceptionHandler;
_documentSnapshot = new DocumentSnapshot(_document);
for (int i = 0; i < _document.LineCount; i++)
AddLine(i);
_document.Changing += DocumentOnChanging;
_document.Changed += DocumentOnChanged;
_document.UpdateFinished += DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged += TextView_ScrollOffsetChanged;
}
public override void Dispose()
{
_document.Changing -= DocumentOnChanging;
_document.Changed -= DocumentOnChanged;
_document.UpdateFinished -= DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged -= TextView_ScrollOffsetChanged;
}
public override void UpdateLine(int lineIndex) { }
public void InvalidateViewPortLines()
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
InvalidateLineRange(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}
public override int GetNumberOfLines()
{
return _documentSnapshot.LineCount;
}
public override string GetLineText(int lineIndex)
{
return _documentSnapshot.GetLineText(lineIndex);
}
public override int GetLineLength(int lineIndex)
{
return _documentSnapshot.GetLineLength(lineIndex);
}
private void TextView_ScrollOffsetChanged(object sender, EventArgs e)
{
try
{
TokenizeViewPort();
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanging(object sender, DocumentChangeEventArgs e)
{
try
{
if (e.RemovalLength > 0)
{
var startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
var endLine = _document.GetLineByOffset(e.Offset + e.RemovalLength).LineNumber - 1;
for (int i = endLine; i > startLine; i--)
{
RemoveLine(i);
}
_documentSnapshot.RemoveLines(startLine, endLine);
}
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanged(object sender, DocumentChangeEventArgs e)
{
try
{
int startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
int endLine = startLine;
if (e.InsertionLength > 0)
{
endLine = _document.GetLineByOffset(e.Offset + e.InsertionLength).LineNumber - 1;
for (int i = startLine; i < endLine; i++)
{
AddLine(i);
}
}
_documentSnapshot.Update(e);
if (startLine == 0)
{
SetInvalidRange(startLine, endLine);
return;
}
// some grammars (JSON, csharp, ...)
// need to invalidate the previous line too
SetInvalidRange(startLine - 1, endLine);
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
InvalidateLineRange(startLine, endLine);
return;
}
// we're in a document change, store the max invalid range
if (_invalidRange == null)
{
_invalidRange = new InvalidLineRange(startLine, endLine);
return;
}
_invalidRange.SetInvalidRange(startLine, endLine);
}
void DocumentOnUpdateFinished(object sender, EventArgs e)
{
if (_invalidRange == null)
_invalidRange = null;
}
void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
{
_invalidRange = null;
}
}
private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
ForceTokenization(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}, DispatcherPriority.MinValue);
}
internal class InvalidLineRange
{
internal int StartLine { get; private set; }
internal int EndLine { get; private set; }
internal InvalidLineRange(int startLine, int endLine)
{
StartLine = startLine;
EndLine = endLine;
}
internal void SetInvalidRange(int startLine, int endLine)
{
if (startLine < StartLine)
StartLine = startLine;
if (endLine > EndLine)
EndLine = endLine;
}
}
}
}
<MSG> Add private modifiers
<DFF> @@ -143,7 +143,7 @@ namespace AvaloniaEdit.TextMate
}
}
- void SetInvalidRange(int startLine, int endLine)
+ private void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
@@ -167,7 +167,7 @@ namespace AvaloniaEdit.TextMate
_invalidRange = null;
}
- void TokenizeViewPort()
+ private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
| 2 | Add private modifiers | 2 | .cs | TextMate/TextEditorModel | mit | AvaloniaUI/AvaloniaEdit |
10067259 | <NME> TextEditorModel.cs
<BEF> using System;
using Avalonia.Threading;
using AvaloniaEdit.Document;
using AvaloniaEdit.Rendering;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public class TextEditorModel : AbstractLineList, IDisposable
{
private readonly TextDocument _document;
private readonly TextView _textView;
private DocumentSnapshot _documentSnapshot;
private Action<Exception> _exceptionHandler;
private InvalidLineRange _invalidRange;
public DocumentSnapshot DocumentSnapshot { get { return _documentSnapshot; } }
internal InvalidLineRange InvalidRange { get { return _invalidRange; } }
public TextEditorModel(TextView textView, TextDocument document, Action<Exception> exceptionHandler)
{
_textView = textView;
_document = document;
_exceptionHandler = exceptionHandler;
_documentSnapshot = new DocumentSnapshot(_document);
for (int i = 0; i < _document.LineCount; i++)
AddLine(i);
_document.Changing += DocumentOnChanging;
_document.Changed += DocumentOnChanged;
_document.UpdateFinished += DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged += TextView_ScrollOffsetChanged;
}
public override void Dispose()
{
_document.Changing -= DocumentOnChanging;
_document.Changed -= DocumentOnChanged;
_document.UpdateFinished -= DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged -= TextView_ScrollOffsetChanged;
}
public override void UpdateLine(int lineIndex) { }
public void InvalidateViewPortLines()
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
InvalidateLineRange(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}
public override int GetNumberOfLines()
{
return _documentSnapshot.LineCount;
}
public override string GetLineText(int lineIndex)
{
return _documentSnapshot.GetLineText(lineIndex);
}
public override int GetLineLength(int lineIndex)
{
return _documentSnapshot.GetLineLength(lineIndex);
}
private void TextView_ScrollOffsetChanged(object sender, EventArgs e)
{
try
{
TokenizeViewPort();
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanging(object sender, DocumentChangeEventArgs e)
{
try
{
if (e.RemovalLength > 0)
{
var startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
var endLine = _document.GetLineByOffset(e.Offset + e.RemovalLength).LineNumber - 1;
for (int i = endLine; i > startLine; i--)
{
RemoveLine(i);
}
_documentSnapshot.RemoveLines(startLine, endLine);
}
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanged(object sender, DocumentChangeEventArgs e)
{
try
{
int startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
int endLine = startLine;
if (e.InsertionLength > 0)
{
endLine = _document.GetLineByOffset(e.Offset + e.InsertionLength).LineNumber - 1;
for (int i = startLine; i < endLine; i++)
{
AddLine(i);
}
}
_documentSnapshot.Update(e);
if (startLine == 0)
{
SetInvalidRange(startLine, endLine);
return;
}
// some grammars (JSON, csharp, ...)
// need to invalidate the previous line too
SetInvalidRange(startLine - 1, endLine);
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
InvalidateLineRange(startLine, endLine);
return;
}
// we're in a document change, store the max invalid range
if (_invalidRange == null)
{
_invalidRange = new InvalidLineRange(startLine, endLine);
return;
}
_invalidRange.SetInvalidRange(startLine, endLine);
}
void DocumentOnUpdateFinished(object sender, EventArgs e)
{
if (_invalidRange == null)
_invalidRange = null;
}
void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
{
_invalidRange = null;
}
}
private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
ForceTokenization(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}, DispatcherPriority.MinValue);
}
internal class InvalidLineRange
{
internal int StartLine { get; private set; }
internal int EndLine { get; private set; }
internal InvalidLineRange(int startLine, int endLine)
{
StartLine = startLine;
EndLine = endLine;
}
internal void SetInvalidRange(int startLine, int endLine)
{
if (startLine < StartLine)
StartLine = startLine;
if (endLine > EndLine)
EndLine = endLine;
}
}
}
}
<MSG> Add private modifiers
<DFF> @@ -143,7 +143,7 @@ namespace AvaloniaEdit.TextMate
}
}
- void SetInvalidRange(int startLine, int endLine)
+ private void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
@@ -167,7 +167,7 @@ namespace AvaloniaEdit.TextMate
_invalidRange = null;
}
- void TokenizeViewPort()
+ private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
| 2 | Add private modifiers | 2 | .cs | TextMate/TextEditorModel | mit | AvaloniaUI/AvaloniaEdit |
10067260 | <NME> TextEditorModel.cs
<BEF> using System;
using Avalonia.Threading;
using AvaloniaEdit.Document;
using AvaloniaEdit.Rendering;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public class TextEditorModel : AbstractLineList, IDisposable
{
private readonly TextDocument _document;
private readonly TextView _textView;
private DocumentSnapshot _documentSnapshot;
private Action<Exception> _exceptionHandler;
private InvalidLineRange _invalidRange;
public DocumentSnapshot DocumentSnapshot { get { return _documentSnapshot; } }
internal InvalidLineRange InvalidRange { get { return _invalidRange; } }
public TextEditorModel(TextView textView, TextDocument document, Action<Exception> exceptionHandler)
{
_textView = textView;
_document = document;
_exceptionHandler = exceptionHandler;
_documentSnapshot = new DocumentSnapshot(_document);
for (int i = 0; i < _document.LineCount; i++)
AddLine(i);
_document.Changing += DocumentOnChanging;
_document.Changed += DocumentOnChanged;
_document.UpdateFinished += DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged += TextView_ScrollOffsetChanged;
}
public override void Dispose()
{
_document.Changing -= DocumentOnChanging;
_document.Changed -= DocumentOnChanged;
_document.UpdateFinished -= DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged -= TextView_ScrollOffsetChanged;
}
public override void UpdateLine(int lineIndex) { }
public void InvalidateViewPortLines()
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
InvalidateLineRange(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}
public override int GetNumberOfLines()
{
return _documentSnapshot.LineCount;
}
public override string GetLineText(int lineIndex)
{
return _documentSnapshot.GetLineText(lineIndex);
}
public override int GetLineLength(int lineIndex)
{
return _documentSnapshot.GetLineLength(lineIndex);
}
private void TextView_ScrollOffsetChanged(object sender, EventArgs e)
{
try
{
TokenizeViewPort();
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanging(object sender, DocumentChangeEventArgs e)
{
try
{
if (e.RemovalLength > 0)
{
var startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
var endLine = _document.GetLineByOffset(e.Offset + e.RemovalLength).LineNumber - 1;
for (int i = endLine; i > startLine; i--)
{
RemoveLine(i);
}
_documentSnapshot.RemoveLines(startLine, endLine);
}
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanged(object sender, DocumentChangeEventArgs e)
{
try
{
int startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
int endLine = startLine;
if (e.InsertionLength > 0)
{
endLine = _document.GetLineByOffset(e.Offset + e.InsertionLength).LineNumber - 1;
for (int i = startLine; i < endLine; i++)
{
AddLine(i);
}
}
_documentSnapshot.Update(e);
if (startLine == 0)
{
SetInvalidRange(startLine, endLine);
return;
}
// some grammars (JSON, csharp, ...)
// need to invalidate the previous line too
SetInvalidRange(startLine - 1, endLine);
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
InvalidateLineRange(startLine, endLine);
return;
}
// we're in a document change, store the max invalid range
if (_invalidRange == null)
{
_invalidRange = new InvalidLineRange(startLine, endLine);
return;
}
_invalidRange.SetInvalidRange(startLine, endLine);
}
void DocumentOnUpdateFinished(object sender, EventArgs e)
{
if (_invalidRange == null)
_invalidRange = null;
}
void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
{
_invalidRange = null;
}
}
private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
ForceTokenization(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}, DispatcherPriority.MinValue);
}
internal class InvalidLineRange
{
internal int StartLine { get; private set; }
internal int EndLine { get; private set; }
internal InvalidLineRange(int startLine, int endLine)
{
StartLine = startLine;
EndLine = endLine;
}
internal void SetInvalidRange(int startLine, int endLine)
{
if (startLine < StartLine)
StartLine = startLine;
if (endLine > EndLine)
EndLine = endLine;
}
}
}
}
<MSG> Add private modifiers
<DFF> @@ -143,7 +143,7 @@ namespace AvaloniaEdit.TextMate
}
}
- void SetInvalidRange(int startLine, int endLine)
+ private void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
@@ -167,7 +167,7 @@ namespace AvaloniaEdit.TextMate
_invalidRange = null;
}
- void TokenizeViewPort()
+ private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
| 2 | Add private modifiers | 2 | .cs | TextMate/TextEditorModel | mit | AvaloniaUI/AvaloniaEdit |
10067261 | <NME> TextEditorModel.cs
<BEF> using System;
using Avalonia.Threading;
using AvaloniaEdit.Document;
using AvaloniaEdit.Rendering;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public class TextEditorModel : AbstractLineList, IDisposable
{
private readonly TextDocument _document;
private readonly TextView _textView;
private DocumentSnapshot _documentSnapshot;
private Action<Exception> _exceptionHandler;
private InvalidLineRange _invalidRange;
public DocumentSnapshot DocumentSnapshot { get { return _documentSnapshot; } }
internal InvalidLineRange InvalidRange { get { return _invalidRange; } }
public TextEditorModel(TextView textView, TextDocument document, Action<Exception> exceptionHandler)
{
_textView = textView;
_document = document;
_exceptionHandler = exceptionHandler;
_documentSnapshot = new DocumentSnapshot(_document);
for (int i = 0; i < _document.LineCount; i++)
AddLine(i);
_document.Changing += DocumentOnChanging;
_document.Changed += DocumentOnChanged;
_document.UpdateFinished += DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged += TextView_ScrollOffsetChanged;
}
public override void Dispose()
{
_document.Changing -= DocumentOnChanging;
_document.Changed -= DocumentOnChanged;
_document.UpdateFinished -= DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged -= TextView_ScrollOffsetChanged;
}
public override void UpdateLine(int lineIndex) { }
public void InvalidateViewPortLines()
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
InvalidateLineRange(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}
public override int GetNumberOfLines()
{
return _documentSnapshot.LineCount;
}
public override string GetLineText(int lineIndex)
{
return _documentSnapshot.GetLineText(lineIndex);
}
public override int GetLineLength(int lineIndex)
{
return _documentSnapshot.GetLineLength(lineIndex);
}
private void TextView_ScrollOffsetChanged(object sender, EventArgs e)
{
try
{
TokenizeViewPort();
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanging(object sender, DocumentChangeEventArgs e)
{
try
{
if (e.RemovalLength > 0)
{
var startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
var endLine = _document.GetLineByOffset(e.Offset + e.RemovalLength).LineNumber - 1;
for (int i = endLine; i > startLine; i--)
{
RemoveLine(i);
}
_documentSnapshot.RemoveLines(startLine, endLine);
}
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanged(object sender, DocumentChangeEventArgs e)
{
try
{
int startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
int endLine = startLine;
if (e.InsertionLength > 0)
{
endLine = _document.GetLineByOffset(e.Offset + e.InsertionLength).LineNumber - 1;
for (int i = startLine; i < endLine; i++)
{
AddLine(i);
}
}
_documentSnapshot.Update(e);
if (startLine == 0)
{
SetInvalidRange(startLine, endLine);
return;
}
// some grammars (JSON, csharp, ...)
// need to invalidate the previous line too
SetInvalidRange(startLine - 1, endLine);
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
InvalidateLineRange(startLine, endLine);
return;
}
// we're in a document change, store the max invalid range
if (_invalidRange == null)
{
_invalidRange = new InvalidLineRange(startLine, endLine);
return;
}
_invalidRange.SetInvalidRange(startLine, endLine);
}
void DocumentOnUpdateFinished(object sender, EventArgs e)
{
if (_invalidRange == null)
_invalidRange = null;
}
void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
{
_invalidRange = null;
}
}
private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
ForceTokenization(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}, DispatcherPriority.MinValue);
}
internal class InvalidLineRange
{
internal int StartLine { get; private set; }
internal int EndLine { get; private set; }
internal InvalidLineRange(int startLine, int endLine)
{
StartLine = startLine;
EndLine = endLine;
}
internal void SetInvalidRange(int startLine, int endLine)
{
if (startLine < StartLine)
StartLine = startLine;
if (endLine > EndLine)
EndLine = endLine;
}
}
}
}
<MSG> Add private modifiers
<DFF> @@ -143,7 +143,7 @@ namespace AvaloniaEdit.TextMate
}
}
- void SetInvalidRange(int startLine, int endLine)
+ private void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
@@ -167,7 +167,7 @@ namespace AvaloniaEdit.TextMate
_invalidRange = null;
}
- void TokenizeViewPort()
+ private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
| 2 | Add private modifiers | 2 | .cs | TextMate/TextEditorModel | mit | AvaloniaUI/AvaloniaEdit |
10067262 | <NME> TextEditorModel.cs
<BEF> using System;
using Avalonia.Threading;
using AvaloniaEdit.Document;
using AvaloniaEdit.Rendering;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public class TextEditorModel : AbstractLineList, IDisposable
{
private readonly TextDocument _document;
private readonly TextView _textView;
private DocumentSnapshot _documentSnapshot;
private Action<Exception> _exceptionHandler;
private InvalidLineRange _invalidRange;
public DocumentSnapshot DocumentSnapshot { get { return _documentSnapshot; } }
internal InvalidLineRange InvalidRange { get { return _invalidRange; } }
public TextEditorModel(TextView textView, TextDocument document, Action<Exception> exceptionHandler)
{
_textView = textView;
_document = document;
_exceptionHandler = exceptionHandler;
_documentSnapshot = new DocumentSnapshot(_document);
for (int i = 0; i < _document.LineCount; i++)
AddLine(i);
_document.Changing += DocumentOnChanging;
_document.Changed += DocumentOnChanged;
_document.UpdateFinished += DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged += TextView_ScrollOffsetChanged;
}
public override void Dispose()
{
_document.Changing -= DocumentOnChanging;
_document.Changed -= DocumentOnChanged;
_document.UpdateFinished -= DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged -= TextView_ScrollOffsetChanged;
}
public override void UpdateLine(int lineIndex) { }
public void InvalidateViewPortLines()
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
InvalidateLineRange(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}
public override int GetNumberOfLines()
{
return _documentSnapshot.LineCount;
}
public override string GetLineText(int lineIndex)
{
return _documentSnapshot.GetLineText(lineIndex);
}
public override int GetLineLength(int lineIndex)
{
return _documentSnapshot.GetLineLength(lineIndex);
}
private void TextView_ScrollOffsetChanged(object sender, EventArgs e)
{
try
{
TokenizeViewPort();
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanging(object sender, DocumentChangeEventArgs e)
{
try
{
if (e.RemovalLength > 0)
{
var startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
var endLine = _document.GetLineByOffset(e.Offset + e.RemovalLength).LineNumber - 1;
for (int i = endLine; i > startLine; i--)
{
RemoveLine(i);
}
_documentSnapshot.RemoveLines(startLine, endLine);
}
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanged(object sender, DocumentChangeEventArgs e)
{
try
{
int startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
int endLine = startLine;
if (e.InsertionLength > 0)
{
endLine = _document.GetLineByOffset(e.Offset + e.InsertionLength).LineNumber - 1;
for (int i = startLine; i < endLine; i++)
{
AddLine(i);
}
}
_documentSnapshot.Update(e);
if (startLine == 0)
{
SetInvalidRange(startLine, endLine);
return;
}
// some grammars (JSON, csharp, ...)
// need to invalidate the previous line too
SetInvalidRange(startLine - 1, endLine);
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
InvalidateLineRange(startLine, endLine);
return;
}
// we're in a document change, store the max invalid range
if (_invalidRange == null)
{
_invalidRange = new InvalidLineRange(startLine, endLine);
return;
}
_invalidRange.SetInvalidRange(startLine, endLine);
}
void DocumentOnUpdateFinished(object sender, EventArgs e)
{
if (_invalidRange == null)
_invalidRange = null;
}
void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
{
_invalidRange = null;
}
}
private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
ForceTokenization(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}, DispatcherPriority.MinValue);
}
internal class InvalidLineRange
{
internal int StartLine { get; private set; }
internal int EndLine { get; private set; }
internal InvalidLineRange(int startLine, int endLine)
{
StartLine = startLine;
EndLine = endLine;
}
internal void SetInvalidRange(int startLine, int endLine)
{
if (startLine < StartLine)
StartLine = startLine;
if (endLine > EndLine)
EndLine = endLine;
}
}
}
}
<MSG> Add private modifiers
<DFF> @@ -143,7 +143,7 @@ namespace AvaloniaEdit.TextMate
}
}
- void SetInvalidRange(int startLine, int endLine)
+ private void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
@@ -167,7 +167,7 @@ namespace AvaloniaEdit.TextMate
_invalidRange = null;
}
- void TokenizeViewPort()
+ private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
| 2 | Add private modifiers | 2 | .cs | TextMate/TextEditorModel | mit | AvaloniaUI/AvaloniaEdit |
10067263 | <NME> TextEditorModel.cs
<BEF> using System;
using Avalonia.Threading;
using AvaloniaEdit.Document;
using AvaloniaEdit.Rendering;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public class TextEditorModel : AbstractLineList, IDisposable
{
private readonly TextDocument _document;
private readonly TextView _textView;
private DocumentSnapshot _documentSnapshot;
private Action<Exception> _exceptionHandler;
private InvalidLineRange _invalidRange;
public DocumentSnapshot DocumentSnapshot { get { return _documentSnapshot; } }
internal InvalidLineRange InvalidRange { get { return _invalidRange; } }
public TextEditorModel(TextView textView, TextDocument document, Action<Exception> exceptionHandler)
{
_textView = textView;
_document = document;
_exceptionHandler = exceptionHandler;
_documentSnapshot = new DocumentSnapshot(_document);
for (int i = 0; i < _document.LineCount; i++)
AddLine(i);
_document.Changing += DocumentOnChanging;
_document.Changed += DocumentOnChanged;
_document.UpdateFinished += DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged += TextView_ScrollOffsetChanged;
}
public override void Dispose()
{
_document.Changing -= DocumentOnChanging;
_document.Changed -= DocumentOnChanged;
_document.UpdateFinished -= DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged -= TextView_ScrollOffsetChanged;
}
public override void UpdateLine(int lineIndex) { }
public void InvalidateViewPortLines()
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
InvalidateLineRange(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}
public override int GetNumberOfLines()
{
return _documentSnapshot.LineCount;
}
public override string GetLineText(int lineIndex)
{
return _documentSnapshot.GetLineText(lineIndex);
}
public override int GetLineLength(int lineIndex)
{
return _documentSnapshot.GetLineLength(lineIndex);
}
private void TextView_ScrollOffsetChanged(object sender, EventArgs e)
{
try
{
TokenizeViewPort();
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanging(object sender, DocumentChangeEventArgs e)
{
try
{
if (e.RemovalLength > 0)
{
var startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
var endLine = _document.GetLineByOffset(e.Offset + e.RemovalLength).LineNumber - 1;
for (int i = endLine; i > startLine; i--)
{
RemoveLine(i);
}
_documentSnapshot.RemoveLines(startLine, endLine);
}
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanged(object sender, DocumentChangeEventArgs e)
{
try
{
int startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
int endLine = startLine;
if (e.InsertionLength > 0)
{
endLine = _document.GetLineByOffset(e.Offset + e.InsertionLength).LineNumber - 1;
for (int i = startLine; i < endLine; i++)
{
AddLine(i);
}
}
_documentSnapshot.Update(e);
if (startLine == 0)
{
SetInvalidRange(startLine, endLine);
return;
}
// some grammars (JSON, csharp, ...)
// need to invalidate the previous line too
SetInvalidRange(startLine - 1, endLine);
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
InvalidateLineRange(startLine, endLine);
return;
}
// we're in a document change, store the max invalid range
if (_invalidRange == null)
{
_invalidRange = new InvalidLineRange(startLine, endLine);
return;
}
_invalidRange.SetInvalidRange(startLine, endLine);
}
void DocumentOnUpdateFinished(object sender, EventArgs e)
{
if (_invalidRange == null)
_invalidRange = null;
}
void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
{
_invalidRange = null;
}
}
private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
ForceTokenization(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}, DispatcherPriority.MinValue);
}
internal class InvalidLineRange
{
internal int StartLine { get; private set; }
internal int EndLine { get; private set; }
internal InvalidLineRange(int startLine, int endLine)
{
StartLine = startLine;
EndLine = endLine;
}
internal void SetInvalidRange(int startLine, int endLine)
{
if (startLine < StartLine)
StartLine = startLine;
if (endLine > EndLine)
EndLine = endLine;
}
}
}
}
<MSG> Add private modifiers
<DFF> @@ -143,7 +143,7 @@ namespace AvaloniaEdit.TextMate
}
}
- void SetInvalidRange(int startLine, int endLine)
+ private void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
@@ -167,7 +167,7 @@ namespace AvaloniaEdit.TextMate
_invalidRange = null;
}
- void TokenizeViewPort()
+ private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
| 2 | Add private modifiers | 2 | .cs | TextMate/TextEditorModel | mit | AvaloniaUI/AvaloniaEdit |
10067264 | <NME> TextEditorModel.cs
<BEF> using System;
using Avalonia.Threading;
using AvaloniaEdit.Document;
using AvaloniaEdit.Rendering;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public class TextEditorModel : AbstractLineList, IDisposable
{
private readonly TextDocument _document;
private readonly TextView _textView;
private DocumentSnapshot _documentSnapshot;
private Action<Exception> _exceptionHandler;
private InvalidLineRange _invalidRange;
public DocumentSnapshot DocumentSnapshot { get { return _documentSnapshot; } }
internal InvalidLineRange InvalidRange { get { return _invalidRange; } }
public TextEditorModel(TextView textView, TextDocument document, Action<Exception> exceptionHandler)
{
_textView = textView;
_document = document;
_exceptionHandler = exceptionHandler;
_documentSnapshot = new DocumentSnapshot(_document);
for (int i = 0; i < _document.LineCount; i++)
AddLine(i);
_document.Changing += DocumentOnChanging;
_document.Changed += DocumentOnChanged;
_document.UpdateFinished += DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged += TextView_ScrollOffsetChanged;
}
public override void Dispose()
{
_document.Changing -= DocumentOnChanging;
_document.Changed -= DocumentOnChanged;
_document.UpdateFinished -= DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged -= TextView_ScrollOffsetChanged;
}
public override void UpdateLine(int lineIndex) { }
public void InvalidateViewPortLines()
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
InvalidateLineRange(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}
public override int GetNumberOfLines()
{
return _documentSnapshot.LineCount;
}
public override string GetLineText(int lineIndex)
{
return _documentSnapshot.GetLineText(lineIndex);
}
public override int GetLineLength(int lineIndex)
{
return _documentSnapshot.GetLineLength(lineIndex);
}
private void TextView_ScrollOffsetChanged(object sender, EventArgs e)
{
try
{
TokenizeViewPort();
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanging(object sender, DocumentChangeEventArgs e)
{
try
{
if (e.RemovalLength > 0)
{
var startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
var endLine = _document.GetLineByOffset(e.Offset + e.RemovalLength).LineNumber - 1;
for (int i = endLine; i > startLine; i--)
{
RemoveLine(i);
}
_documentSnapshot.RemoveLines(startLine, endLine);
}
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanged(object sender, DocumentChangeEventArgs e)
{
try
{
int startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
int endLine = startLine;
if (e.InsertionLength > 0)
{
endLine = _document.GetLineByOffset(e.Offset + e.InsertionLength).LineNumber - 1;
for (int i = startLine; i < endLine; i++)
{
AddLine(i);
}
}
_documentSnapshot.Update(e);
if (startLine == 0)
{
SetInvalidRange(startLine, endLine);
return;
}
// some grammars (JSON, csharp, ...)
// need to invalidate the previous line too
SetInvalidRange(startLine - 1, endLine);
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
InvalidateLineRange(startLine, endLine);
return;
}
// we're in a document change, store the max invalid range
if (_invalidRange == null)
{
_invalidRange = new InvalidLineRange(startLine, endLine);
return;
}
_invalidRange.SetInvalidRange(startLine, endLine);
}
void DocumentOnUpdateFinished(object sender, EventArgs e)
{
if (_invalidRange == null)
_invalidRange = null;
}
void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
{
_invalidRange = null;
}
}
private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
ForceTokenization(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}, DispatcherPriority.MinValue);
}
internal class InvalidLineRange
{
internal int StartLine { get; private set; }
internal int EndLine { get; private set; }
internal InvalidLineRange(int startLine, int endLine)
{
StartLine = startLine;
EndLine = endLine;
}
internal void SetInvalidRange(int startLine, int endLine)
{
if (startLine < StartLine)
StartLine = startLine;
if (endLine > EndLine)
EndLine = endLine;
}
}
}
}
<MSG> Add private modifiers
<DFF> @@ -143,7 +143,7 @@ namespace AvaloniaEdit.TextMate
}
}
- void SetInvalidRange(int startLine, int endLine)
+ private void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
@@ -167,7 +167,7 @@ namespace AvaloniaEdit.TextMate
_invalidRange = null;
}
- void TokenizeViewPort()
+ private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
| 2 | Add private modifiers | 2 | .cs | TextMate/TextEditorModel | mit | AvaloniaUI/AvaloniaEdit |
10067265 | <NME> TextEditorModel.cs
<BEF> using System;
using Avalonia.Threading;
using AvaloniaEdit.Document;
using AvaloniaEdit.Rendering;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public class TextEditorModel : AbstractLineList, IDisposable
{
private readonly TextDocument _document;
private readonly TextView _textView;
private DocumentSnapshot _documentSnapshot;
private Action<Exception> _exceptionHandler;
private InvalidLineRange _invalidRange;
public DocumentSnapshot DocumentSnapshot { get { return _documentSnapshot; } }
internal InvalidLineRange InvalidRange { get { return _invalidRange; } }
public TextEditorModel(TextView textView, TextDocument document, Action<Exception> exceptionHandler)
{
_textView = textView;
_document = document;
_exceptionHandler = exceptionHandler;
_documentSnapshot = new DocumentSnapshot(_document);
for (int i = 0; i < _document.LineCount; i++)
AddLine(i);
_document.Changing += DocumentOnChanging;
_document.Changed += DocumentOnChanged;
_document.UpdateFinished += DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged += TextView_ScrollOffsetChanged;
}
public override void Dispose()
{
_document.Changing -= DocumentOnChanging;
_document.Changed -= DocumentOnChanged;
_document.UpdateFinished -= DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged -= TextView_ScrollOffsetChanged;
}
public override void UpdateLine(int lineIndex) { }
public void InvalidateViewPortLines()
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
InvalidateLineRange(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}
public override int GetNumberOfLines()
{
return _documentSnapshot.LineCount;
}
public override string GetLineText(int lineIndex)
{
return _documentSnapshot.GetLineText(lineIndex);
}
public override int GetLineLength(int lineIndex)
{
return _documentSnapshot.GetLineLength(lineIndex);
}
private void TextView_ScrollOffsetChanged(object sender, EventArgs e)
{
try
{
TokenizeViewPort();
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanging(object sender, DocumentChangeEventArgs e)
{
try
{
if (e.RemovalLength > 0)
{
var startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
var endLine = _document.GetLineByOffset(e.Offset + e.RemovalLength).LineNumber - 1;
for (int i = endLine; i > startLine; i--)
{
RemoveLine(i);
}
_documentSnapshot.RemoveLines(startLine, endLine);
}
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanged(object sender, DocumentChangeEventArgs e)
{
try
{
int startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
int endLine = startLine;
if (e.InsertionLength > 0)
{
endLine = _document.GetLineByOffset(e.Offset + e.InsertionLength).LineNumber - 1;
for (int i = startLine; i < endLine; i++)
{
AddLine(i);
}
}
_documentSnapshot.Update(e);
if (startLine == 0)
{
SetInvalidRange(startLine, endLine);
return;
}
// some grammars (JSON, csharp, ...)
// need to invalidate the previous line too
SetInvalidRange(startLine - 1, endLine);
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
InvalidateLineRange(startLine, endLine);
return;
}
// we're in a document change, store the max invalid range
if (_invalidRange == null)
{
_invalidRange = new InvalidLineRange(startLine, endLine);
return;
}
_invalidRange.SetInvalidRange(startLine, endLine);
}
void DocumentOnUpdateFinished(object sender, EventArgs e)
{
if (_invalidRange == null)
_invalidRange = null;
}
void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
{
_invalidRange = null;
}
}
private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
ForceTokenization(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}, DispatcherPriority.MinValue);
}
internal class InvalidLineRange
{
internal int StartLine { get; private set; }
internal int EndLine { get; private set; }
internal InvalidLineRange(int startLine, int endLine)
{
StartLine = startLine;
EndLine = endLine;
}
internal void SetInvalidRange(int startLine, int endLine)
{
if (startLine < StartLine)
StartLine = startLine;
if (endLine > EndLine)
EndLine = endLine;
}
}
}
}
<MSG> Add private modifiers
<DFF> @@ -143,7 +143,7 @@ namespace AvaloniaEdit.TextMate
}
}
- void SetInvalidRange(int startLine, int endLine)
+ private void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
@@ -167,7 +167,7 @@ namespace AvaloniaEdit.TextMate
_invalidRange = null;
}
- void TokenizeViewPort()
+ private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
| 2 | Add private modifiers | 2 | .cs | TextMate/TextEditorModel | mit | AvaloniaUI/AvaloniaEdit |
10067266 | <NME> TextEditorModel.cs
<BEF> using System;
using Avalonia.Threading;
using AvaloniaEdit.Document;
using AvaloniaEdit.Rendering;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public class TextEditorModel : AbstractLineList, IDisposable
{
private readonly TextDocument _document;
private readonly TextView _textView;
private DocumentSnapshot _documentSnapshot;
private Action<Exception> _exceptionHandler;
private InvalidLineRange _invalidRange;
public DocumentSnapshot DocumentSnapshot { get { return _documentSnapshot; } }
internal InvalidLineRange InvalidRange { get { return _invalidRange; } }
public TextEditorModel(TextView textView, TextDocument document, Action<Exception> exceptionHandler)
{
_textView = textView;
_document = document;
_exceptionHandler = exceptionHandler;
_documentSnapshot = new DocumentSnapshot(_document);
for (int i = 0; i < _document.LineCount; i++)
AddLine(i);
_document.Changing += DocumentOnChanging;
_document.Changed += DocumentOnChanged;
_document.UpdateFinished += DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged += TextView_ScrollOffsetChanged;
}
public override void Dispose()
{
_document.Changing -= DocumentOnChanging;
_document.Changed -= DocumentOnChanged;
_document.UpdateFinished -= DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged -= TextView_ScrollOffsetChanged;
}
public override void UpdateLine(int lineIndex) { }
public void InvalidateViewPortLines()
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
InvalidateLineRange(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}
public override int GetNumberOfLines()
{
return _documentSnapshot.LineCount;
}
public override string GetLineText(int lineIndex)
{
return _documentSnapshot.GetLineText(lineIndex);
}
public override int GetLineLength(int lineIndex)
{
return _documentSnapshot.GetLineLength(lineIndex);
}
private void TextView_ScrollOffsetChanged(object sender, EventArgs e)
{
try
{
TokenizeViewPort();
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanging(object sender, DocumentChangeEventArgs e)
{
try
{
if (e.RemovalLength > 0)
{
var startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
var endLine = _document.GetLineByOffset(e.Offset + e.RemovalLength).LineNumber - 1;
for (int i = endLine; i > startLine; i--)
{
RemoveLine(i);
}
_documentSnapshot.RemoveLines(startLine, endLine);
}
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanged(object sender, DocumentChangeEventArgs e)
{
try
{
int startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
int endLine = startLine;
if (e.InsertionLength > 0)
{
endLine = _document.GetLineByOffset(e.Offset + e.InsertionLength).LineNumber - 1;
for (int i = startLine; i < endLine; i++)
{
AddLine(i);
}
}
_documentSnapshot.Update(e);
if (startLine == 0)
{
SetInvalidRange(startLine, endLine);
return;
}
// some grammars (JSON, csharp, ...)
// need to invalidate the previous line too
SetInvalidRange(startLine - 1, endLine);
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
InvalidateLineRange(startLine, endLine);
return;
}
// we're in a document change, store the max invalid range
if (_invalidRange == null)
{
_invalidRange = new InvalidLineRange(startLine, endLine);
return;
}
_invalidRange.SetInvalidRange(startLine, endLine);
}
void DocumentOnUpdateFinished(object sender, EventArgs e)
{
if (_invalidRange == null)
_invalidRange = null;
}
void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
{
_invalidRange = null;
}
}
private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
ForceTokenization(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}, DispatcherPriority.MinValue);
}
internal class InvalidLineRange
{
internal int StartLine { get; private set; }
internal int EndLine { get; private set; }
internal InvalidLineRange(int startLine, int endLine)
{
StartLine = startLine;
EndLine = endLine;
}
internal void SetInvalidRange(int startLine, int endLine)
{
if (startLine < StartLine)
StartLine = startLine;
if (endLine > EndLine)
EndLine = endLine;
}
}
}
}
<MSG> Add private modifiers
<DFF> @@ -143,7 +143,7 @@ namespace AvaloniaEdit.TextMate
}
}
- void SetInvalidRange(int startLine, int endLine)
+ private void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
@@ -167,7 +167,7 @@ namespace AvaloniaEdit.TextMate
_invalidRange = null;
}
- void TokenizeViewPort()
+ private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
| 2 | Add private modifiers | 2 | .cs | TextMate/TextEditorModel | mit | AvaloniaUI/AvaloniaEdit |
10067267 | <NME> TextEditorModel.cs
<BEF> using System;
using Avalonia.Threading;
using AvaloniaEdit.Document;
using AvaloniaEdit.Rendering;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public class TextEditorModel : AbstractLineList, IDisposable
{
private readonly TextDocument _document;
private readonly TextView _textView;
private DocumentSnapshot _documentSnapshot;
private Action<Exception> _exceptionHandler;
private InvalidLineRange _invalidRange;
public DocumentSnapshot DocumentSnapshot { get { return _documentSnapshot; } }
internal InvalidLineRange InvalidRange { get { return _invalidRange; } }
public TextEditorModel(TextView textView, TextDocument document, Action<Exception> exceptionHandler)
{
_textView = textView;
_document = document;
_exceptionHandler = exceptionHandler;
_documentSnapshot = new DocumentSnapshot(_document);
for (int i = 0; i < _document.LineCount; i++)
AddLine(i);
_document.Changing += DocumentOnChanging;
_document.Changed += DocumentOnChanged;
_document.UpdateFinished += DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged += TextView_ScrollOffsetChanged;
}
public override void Dispose()
{
_document.Changing -= DocumentOnChanging;
_document.Changed -= DocumentOnChanged;
_document.UpdateFinished -= DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged -= TextView_ScrollOffsetChanged;
}
public override void UpdateLine(int lineIndex) { }
public void InvalidateViewPortLines()
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
InvalidateLineRange(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}
public override int GetNumberOfLines()
{
return _documentSnapshot.LineCount;
}
public override string GetLineText(int lineIndex)
{
return _documentSnapshot.GetLineText(lineIndex);
}
public override int GetLineLength(int lineIndex)
{
return _documentSnapshot.GetLineLength(lineIndex);
}
private void TextView_ScrollOffsetChanged(object sender, EventArgs e)
{
try
{
TokenizeViewPort();
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanging(object sender, DocumentChangeEventArgs e)
{
try
{
if (e.RemovalLength > 0)
{
var startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
var endLine = _document.GetLineByOffset(e.Offset + e.RemovalLength).LineNumber - 1;
for (int i = endLine; i > startLine; i--)
{
RemoveLine(i);
}
_documentSnapshot.RemoveLines(startLine, endLine);
}
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanged(object sender, DocumentChangeEventArgs e)
{
try
{
int startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
int endLine = startLine;
if (e.InsertionLength > 0)
{
endLine = _document.GetLineByOffset(e.Offset + e.InsertionLength).LineNumber - 1;
for (int i = startLine; i < endLine; i++)
{
AddLine(i);
}
}
_documentSnapshot.Update(e);
if (startLine == 0)
{
SetInvalidRange(startLine, endLine);
return;
}
// some grammars (JSON, csharp, ...)
// need to invalidate the previous line too
SetInvalidRange(startLine - 1, endLine);
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
InvalidateLineRange(startLine, endLine);
return;
}
// we're in a document change, store the max invalid range
if (_invalidRange == null)
{
_invalidRange = new InvalidLineRange(startLine, endLine);
return;
}
_invalidRange.SetInvalidRange(startLine, endLine);
}
void DocumentOnUpdateFinished(object sender, EventArgs e)
{
if (_invalidRange == null)
_invalidRange = null;
}
void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
{
_invalidRange = null;
}
}
private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
ForceTokenization(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}, DispatcherPriority.MinValue);
}
internal class InvalidLineRange
{
internal int StartLine { get; private set; }
internal int EndLine { get; private set; }
internal InvalidLineRange(int startLine, int endLine)
{
StartLine = startLine;
EndLine = endLine;
}
internal void SetInvalidRange(int startLine, int endLine)
{
if (startLine < StartLine)
StartLine = startLine;
if (endLine > EndLine)
EndLine = endLine;
}
}
}
}
<MSG> Add private modifiers
<DFF> @@ -143,7 +143,7 @@ namespace AvaloniaEdit.TextMate
}
}
- void SetInvalidRange(int startLine, int endLine)
+ private void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
@@ -167,7 +167,7 @@ namespace AvaloniaEdit.TextMate
_invalidRange = null;
}
- void TokenizeViewPort()
+ private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
| 2 | Add private modifiers | 2 | .cs | TextMate/TextEditorModel | mit | AvaloniaUI/AvaloniaEdit |
10067268 | <NME> TextEditorModel.cs
<BEF> using System;
using Avalonia.Threading;
using AvaloniaEdit.Document;
using AvaloniaEdit.Rendering;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public class TextEditorModel : AbstractLineList, IDisposable
{
private readonly TextDocument _document;
private readonly TextView _textView;
private DocumentSnapshot _documentSnapshot;
private Action<Exception> _exceptionHandler;
private InvalidLineRange _invalidRange;
public DocumentSnapshot DocumentSnapshot { get { return _documentSnapshot; } }
internal InvalidLineRange InvalidRange { get { return _invalidRange; } }
public TextEditorModel(TextView textView, TextDocument document, Action<Exception> exceptionHandler)
{
_textView = textView;
_document = document;
_exceptionHandler = exceptionHandler;
_documentSnapshot = new DocumentSnapshot(_document);
for (int i = 0; i < _document.LineCount; i++)
AddLine(i);
_document.Changing += DocumentOnChanging;
_document.Changed += DocumentOnChanged;
_document.UpdateFinished += DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged += TextView_ScrollOffsetChanged;
}
public override void Dispose()
{
_document.Changing -= DocumentOnChanging;
_document.Changed -= DocumentOnChanged;
_document.UpdateFinished -= DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged -= TextView_ScrollOffsetChanged;
}
public override void UpdateLine(int lineIndex) { }
public void InvalidateViewPortLines()
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
InvalidateLineRange(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}
public override int GetNumberOfLines()
{
return _documentSnapshot.LineCount;
}
public override string GetLineText(int lineIndex)
{
return _documentSnapshot.GetLineText(lineIndex);
}
public override int GetLineLength(int lineIndex)
{
return _documentSnapshot.GetLineLength(lineIndex);
}
private void TextView_ScrollOffsetChanged(object sender, EventArgs e)
{
try
{
TokenizeViewPort();
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanging(object sender, DocumentChangeEventArgs e)
{
try
{
if (e.RemovalLength > 0)
{
var startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
var endLine = _document.GetLineByOffset(e.Offset + e.RemovalLength).LineNumber - 1;
for (int i = endLine; i > startLine; i--)
{
RemoveLine(i);
}
_documentSnapshot.RemoveLines(startLine, endLine);
}
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanged(object sender, DocumentChangeEventArgs e)
{
try
{
int startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
int endLine = startLine;
if (e.InsertionLength > 0)
{
endLine = _document.GetLineByOffset(e.Offset + e.InsertionLength).LineNumber - 1;
for (int i = startLine; i < endLine; i++)
{
AddLine(i);
}
}
_documentSnapshot.Update(e);
if (startLine == 0)
{
SetInvalidRange(startLine, endLine);
return;
}
// some grammars (JSON, csharp, ...)
// need to invalidate the previous line too
SetInvalidRange(startLine - 1, endLine);
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
InvalidateLineRange(startLine, endLine);
return;
}
// we're in a document change, store the max invalid range
if (_invalidRange == null)
{
_invalidRange = new InvalidLineRange(startLine, endLine);
return;
}
_invalidRange.SetInvalidRange(startLine, endLine);
}
void DocumentOnUpdateFinished(object sender, EventArgs e)
{
if (_invalidRange == null)
_invalidRange = null;
}
void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
{
_invalidRange = null;
}
}
private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
ForceTokenization(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}, DispatcherPriority.MinValue);
}
internal class InvalidLineRange
{
internal int StartLine { get; private set; }
internal int EndLine { get; private set; }
internal InvalidLineRange(int startLine, int endLine)
{
StartLine = startLine;
EndLine = endLine;
}
internal void SetInvalidRange(int startLine, int endLine)
{
if (startLine < StartLine)
StartLine = startLine;
if (endLine > EndLine)
EndLine = endLine;
}
}
}
}
<MSG> Add private modifiers
<DFF> @@ -143,7 +143,7 @@ namespace AvaloniaEdit.TextMate
}
}
- void SetInvalidRange(int startLine, int endLine)
+ private void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
@@ -167,7 +167,7 @@ namespace AvaloniaEdit.TextMate
_invalidRange = null;
}
- void TokenizeViewPort()
+ private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
| 2 | Add private modifiers | 2 | .cs | TextMate/TextEditorModel | mit | AvaloniaUI/AvaloniaEdit |
10067269 | <NME> TextEditorModel.cs
<BEF> using System;
using Avalonia.Threading;
using AvaloniaEdit.Document;
using AvaloniaEdit.Rendering;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public class TextEditorModel : AbstractLineList, IDisposable
{
private readonly TextDocument _document;
private readonly TextView _textView;
private DocumentSnapshot _documentSnapshot;
private Action<Exception> _exceptionHandler;
private InvalidLineRange _invalidRange;
public DocumentSnapshot DocumentSnapshot { get { return _documentSnapshot; } }
internal InvalidLineRange InvalidRange { get { return _invalidRange; } }
public TextEditorModel(TextView textView, TextDocument document, Action<Exception> exceptionHandler)
{
_textView = textView;
_document = document;
_exceptionHandler = exceptionHandler;
_documentSnapshot = new DocumentSnapshot(_document);
for (int i = 0; i < _document.LineCount; i++)
AddLine(i);
_document.Changing += DocumentOnChanging;
_document.Changed += DocumentOnChanged;
_document.UpdateFinished += DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged += TextView_ScrollOffsetChanged;
}
public override void Dispose()
{
_document.Changing -= DocumentOnChanging;
_document.Changed -= DocumentOnChanged;
_document.UpdateFinished -= DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged -= TextView_ScrollOffsetChanged;
}
public override void UpdateLine(int lineIndex) { }
public void InvalidateViewPortLines()
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
InvalidateLineRange(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}
public override int GetNumberOfLines()
{
return _documentSnapshot.LineCount;
}
public override string GetLineText(int lineIndex)
{
return _documentSnapshot.GetLineText(lineIndex);
}
public override int GetLineLength(int lineIndex)
{
return _documentSnapshot.GetLineLength(lineIndex);
}
private void TextView_ScrollOffsetChanged(object sender, EventArgs e)
{
try
{
TokenizeViewPort();
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanging(object sender, DocumentChangeEventArgs e)
{
try
{
if (e.RemovalLength > 0)
{
var startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
var endLine = _document.GetLineByOffset(e.Offset + e.RemovalLength).LineNumber - 1;
for (int i = endLine; i > startLine; i--)
{
RemoveLine(i);
}
_documentSnapshot.RemoveLines(startLine, endLine);
}
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanged(object sender, DocumentChangeEventArgs e)
{
try
{
int startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
int endLine = startLine;
if (e.InsertionLength > 0)
{
endLine = _document.GetLineByOffset(e.Offset + e.InsertionLength).LineNumber - 1;
for (int i = startLine; i < endLine; i++)
{
AddLine(i);
}
}
_documentSnapshot.Update(e);
if (startLine == 0)
{
SetInvalidRange(startLine, endLine);
return;
}
// some grammars (JSON, csharp, ...)
// need to invalidate the previous line too
SetInvalidRange(startLine - 1, endLine);
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
InvalidateLineRange(startLine, endLine);
return;
}
// we're in a document change, store the max invalid range
if (_invalidRange == null)
{
_invalidRange = new InvalidLineRange(startLine, endLine);
return;
}
_invalidRange.SetInvalidRange(startLine, endLine);
}
void DocumentOnUpdateFinished(object sender, EventArgs e)
{
if (_invalidRange == null)
_invalidRange = null;
}
void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
{
_invalidRange = null;
}
}
private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
ForceTokenization(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}, DispatcherPriority.MinValue);
}
internal class InvalidLineRange
{
internal int StartLine { get; private set; }
internal int EndLine { get; private set; }
internal InvalidLineRange(int startLine, int endLine)
{
StartLine = startLine;
EndLine = endLine;
}
internal void SetInvalidRange(int startLine, int endLine)
{
if (startLine < StartLine)
StartLine = startLine;
if (endLine > EndLine)
EndLine = endLine;
}
}
}
}
<MSG> Add private modifiers
<DFF> @@ -143,7 +143,7 @@ namespace AvaloniaEdit.TextMate
}
}
- void SetInvalidRange(int startLine, int endLine)
+ private void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
@@ -167,7 +167,7 @@ namespace AvaloniaEdit.TextMate
_invalidRange = null;
}
- void TokenizeViewPort()
+ private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
| 2 | Add private modifiers | 2 | .cs | TextMate/TextEditorModel | mit | AvaloniaUI/AvaloniaEdit |
10067270 | <NME> TextEditorModel.cs
<BEF> using System;
using Avalonia.Threading;
using AvaloniaEdit.Document;
using AvaloniaEdit.Rendering;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public class TextEditorModel : AbstractLineList, IDisposable
{
private readonly TextDocument _document;
private readonly TextView _textView;
private DocumentSnapshot _documentSnapshot;
private Action<Exception> _exceptionHandler;
private InvalidLineRange _invalidRange;
public DocumentSnapshot DocumentSnapshot { get { return _documentSnapshot; } }
internal InvalidLineRange InvalidRange { get { return _invalidRange; } }
public TextEditorModel(TextView textView, TextDocument document, Action<Exception> exceptionHandler)
{
_textView = textView;
_document = document;
_exceptionHandler = exceptionHandler;
_documentSnapshot = new DocumentSnapshot(_document);
for (int i = 0; i < _document.LineCount; i++)
AddLine(i);
_document.Changing += DocumentOnChanging;
_document.Changed += DocumentOnChanged;
_document.UpdateFinished += DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged += TextView_ScrollOffsetChanged;
}
public override void Dispose()
{
_document.Changing -= DocumentOnChanging;
_document.Changed -= DocumentOnChanged;
_document.UpdateFinished -= DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged -= TextView_ScrollOffsetChanged;
}
public override void UpdateLine(int lineIndex) { }
public void InvalidateViewPortLines()
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
InvalidateLineRange(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}
public override int GetNumberOfLines()
{
return _documentSnapshot.LineCount;
}
public override string GetLineText(int lineIndex)
{
return _documentSnapshot.GetLineText(lineIndex);
}
public override int GetLineLength(int lineIndex)
{
return _documentSnapshot.GetLineLength(lineIndex);
}
private void TextView_ScrollOffsetChanged(object sender, EventArgs e)
{
try
{
TokenizeViewPort();
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanging(object sender, DocumentChangeEventArgs e)
{
try
{
if (e.RemovalLength > 0)
{
var startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
var endLine = _document.GetLineByOffset(e.Offset + e.RemovalLength).LineNumber - 1;
for (int i = endLine; i > startLine; i--)
{
RemoveLine(i);
}
_documentSnapshot.RemoveLines(startLine, endLine);
}
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanged(object sender, DocumentChangeEventArgs e)
{
try
{
int startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
int endLine = startLine;
if (e.InsertionLength > 0)
{
endLine = _document.GetLineByOffset(e.Offset + e.InsertionLength).LineNumber - 1;
for (int i = startLine; i < endLine; i++)
{
AddLine(i);
}
}
_documentSnapshot.Update(e);
if (startLine == 0)
{
SetInvalidRange(startLine, endLine);
return;
}
// some grammars (JSON, csharp, ...)
// need to invalidate the previous line too
SetInvalidRange(startLine - 1, endLine);
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
InvalidateLineRange(startLine, endLine);
return;
}
// we're in a document change, store the max invalid range
if (_invalidRange == null)
{
_invalidRange = new InvalidLineRange(startLine, endLine);
return;
}
_invalidRange.SetInvalidRange(startLine, endLine);
}
void DocumentOnUpdateFinished(object sender, EventArgs e)
{
if (_invalidRange == null)
_invalidRange = null;
}
void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
{
_invalidRange = null;
}
}
private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
ForceTokenization(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}, DispatcherPriority.MinValue);
}
internal class InvalidLineRange
{
internal int StartLine { get; private set; }
internal int EndLine { get; private set; }
internal InvalidLineRange(int startLine, int endLine)
{
StartLine = startLine;
EndLine = endLine;
}
internal void SetInvalidRange(int startLine, int endLine)
{
if (startLine < StartLine)
StartLine = startLine;
if (endLine > EndLine)
EndLine = endLine;
}
}
}
}
<MSG> Add private modifiers
<DFF> @@ -143,7 +143,7 @@ namespace AvaloniaEdit.TextMate
}
}
- void SetInvalidRange(int startLine, int endLine)
+ private void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
@@ -167,7 +167,7 @@ namespace AvaloniaEdit.TextMate
_invalidRange = null;
}
- void TokenizeViewPort()
+ private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
| 2 | Add private modifiers | 2 | .cs | TextMate/TextEditorModel | mit | AvaloniaUI/AvaloniaEdit |
10067271 | <NME> TextEditorModel.cs
<BEF> using System;
using Avalonia.Threading;
using AvaloniaEdit.Document;
using AvaloniaEdit.Rendering;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public class TextEditorModel : AbstractLineList, IDisposable
{
private readonly TextDocument _document;
private readonly TextView _textView;
private DocumentSnapshot _documentSnapshot;
private Action<Exception> _exceptionHandler;
private InvalidLineRange _invalidRange;
public DocumentSnapshot DocumentSnapshot { get { return _documentSnapshot; } }
internal InvalidLineRange InvalidRange { get { return _invalidRange; } }
public TextEditorModel(TextView textView, TextDocument document, Action<Exception> exceptionHandler)
{
_textView = textView;
_document = document;
_exceptionHandler = exceptionHandler;
_documentSnapshot = new DocumentSnapshot(_document);
for (int i = 0; i < _document.LineCount; i++)
AddLine(i);
_document.Changing += DocumentOnChanging;
_document.Changed += DocumentOnChanged;
_document.UpdateFinished += DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged += TextView_ScrollOffsetChanged;
}
public override void Dispose()
{
_document.Changing -= DocumentOnChanging;
_document.Changed -= DocumentOnChanged;
_document.UpdateFinished -= DocumentOnUpdateFinished;
_textView.ScrollOffsetChanged -= TextView_ScrollOffsetChanged;
}
public override void UpdateLine(int lineIndex) { }
public void InvalidateViewPortLines()
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
InvalidateLineRange(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}
public override int GetNumberOfLines()
{
return _documentSnapshot.LineCount;
}
public override string GetLineText(int lineIndex)
{
return _documentSnapshot.GetLineText(lineIndex);
}
public override int GetLineLength(int lineIndex)
{
return _documentSnapshot.GetLineLength(lineIndex);
}
private void TextView_ScrollOffsetChanged(object sender, EventArgs e)
{
try
{
TokenizeViewPort();
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanging(object sender, DocumentChangeEventArgs e)
{
try
{
if (e.RemovalLength > 0)
{
var startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
var endLine = _document.GetLineByOffset(e.Offset + e.RemovalLength).LineNumber - 1;
for (int i = endLine; i > startLine; i--)
{
RemoveLine(i);
}
_documentSnapshot.RemoveLines(startLine, endLine);
}
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
private void DocumentOnChanged(object sender, DocumentChangeEventArgs e)
{
try
{
int startLine = _document.GetLineByOffset(e.Offset).LineNumber - 1;
int endLine = startLine;
if (e.InsertionLength > 0)
{
endLine = _document.GetLineByOffset(e.Offset + e.InsertionLength).LineNumber - 1;
for (int i = startLine; i < endLine; i++)
{
AddLine(i);
}
}
_documentSnapshot.Update(e);
if (startLine == 0)
{
SetInvalidRange(startLine, endLine);
return;
}
// some grammars (JSON, csharp, ...)
// need to invalidate the previous line too
SetInvalidRange(startLine - 1, endLine);
}
catch (Exception ex)
{
_exceptionHandler?.Invoke(ex);
}
}
void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
InvalidateLineRange(startLine, endLine);
return;
}
// we're in a document change, store the max invalid range
if (_invalidRange == null)
{
_invalidRange = new InvalidLineRange(startLine, endLine);
return;
}
_invalidRange.SetInvalidRange(startLine, endLine);
}
void DocumentOnUpdateFinished(object sender, EventArgs e)
{
if (_invalidRange == null)
_invalidRange = null;
}
void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
{
_invalidRange = null;
}
}
private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
if (!_textView.VisualLinesValid ||
_textView.VisualLines.Count == 0)
return;
ForceTokenization(
_textView.VisualLines[0].FirstDocumentLine.LineNumber - 1,
_textView.VisualLines[_textView.VisualLines.Count - 1].LastDocumentLine.LineNumber - 1);
}, DispatcherPriority.MinValue);
}
internal class InvalidLineRange
{
internal int StartLine { get; private set; }
internal int EndLine { get; private set; }
internal InvalidLineRange(int startLine, int endLine)
{
StartLine = startLine;
EndLine = endLine;
}
internal void SetInvalidRange(int startLine, int endLine)
{
if (startLine < StartLine)
StartLine = startLine;
if (endLine > EndLine)
EndLine = endLine;
}
}
}
}
<MSG> Add private modifiers
<DFF> @@ -143,7 +143,7 @@ namespace AvaloniaEdit.TextMate
}
}
- void SetInvalidRange(int startLine, int endLine)
+ private void SetInvalidRange(int startLine, int endLine)
{
if (!_document.IsInUpdate)
{
@@ -167,7 +167,7 @@ namespace AvaloniaEdit.TextMate
_invalidRange = null;
}
- void TokenizeViewPort()
+ private void TokenizeViewPort()
{
Dispatcher.UIThread.InvokeAsync(() =>
{
| 2 | Add private modifiers | 2 | .cs | TextMate/TextEditorModel | mit | AvaloniaUI/AvaloniaEdit |
10067272 | <NME> AvaloniaEditCommands.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System.Diagnostics.CodeAnalysis;
using Avalonia;
using Avalonia.Input;
using Avalonia.Platform;
namespace AvaloniaEdit
{
/// <summary>
/// Custom commands for AvalonEdit.
/// </summary>
public static class AvaloniaEditCommands
{
/// <summary>
/// Toggles Overstrike mode
/// The default shortcut is Ins.
/// </summary>
public static RoutedCommand ToggleOverstrike { get; } = new RoutedCommand(nameof(ToggleOverstrike), new KeyGesture(Key.Insert));
/// <summary>
/// Deletes the current line.
/// The default shortcut is Ctrl+D.
/// </summary>
public static RoutedCommand DeleteLine { get; } = new RoutedCommand(nameof(DeleteLine), new KeyGesture(Key.D, KeyModifiers.Control));
/// <summary>
/// Removes leading whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveLeadingWhitespace { get; } = new RoutedCommand(nameof(RemoveLeadingWhitespace));
/// <summary>
/// Removes trailing whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveTrailingWhitespace { get; } = new RoutedCommand(nameof(RemoveTrailingWhitespace));
/// <summary>
/// Converts the selected text to upper case.
/// </summary>
public static RoutedCommand ConvertToUppercase { get; } = new RoutedCommand(nameof(ConvertToUppercase));
/// <summary>
/// Converts the selected text to lower case.
/// </summary>
public static RoutedCommand ConvertToLowercase { get; } = new RoutedCommand(nameof(ConvertToLowercase));
/// <summary>
/// Converts the selected text to title case.
/// </summary>
public static RoutedCommand ConvertToTitleCase { get; } = new RoutedCommand(nameof(ConvertToTitleCase));
/// <summary>
/// Inverts the case of the selected text.
/// </summary>
public static RoutedCommand InvertCase { get; } = new RoutedCommand(nameof(InvertCase));
/// <summary>
/// Converts tabs to spaces in the selected text.
/// </summary>
public static RoutedCommand ConvertTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertTabsToSpaces));
/// <summary>
/// Converts spaces to tabs in the selected text.
/// </summary>
public static RoutedCommand ConvertSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertSpacesToTabs));
/// <summary>
/// Converts leading tabs to spaces in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertLeadingTabsToSpaces));
/// <summary>
/// Converts leading spaces to tabs in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertLeadingSpacesToTabs));
/// <summary>InputModifiers
/// Runs the IIndentationStrategy on the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand IndentSelection { get; } = new RoutedCommand(nameof(IndentSelection), new KeyGesture(Key.I, KeyModifiers.Control));
}
public static class ApplicationCommands
{
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
{
return AvaloniaLocator.Current.GetService<IRuntimePlatform>().GetRuntimeInfo().OperatingSystem;
}
private static KeyModifiers GetPlatformCommandKey()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return KeyModifiers.Meta;
}
return KeyModifiers.Control;
}
private static KeyGesture GetReplaceKeyGesture()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return new KeyGesture(Key.F, KeyModifiers.Meta | KeyModifiers.Alt);
}
return new KeyGesture(Key.H, PlatformCommandKey);
}
}
public static class EditingCommands
{
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete));
public static RoutedCommand DeleteNextWord { get; } = new RoutedCommand(nameof(DeleteNextWord));
public static RoutedCommand Backspace { get; } = new RoutedCommand(nameof(Backspace));
public static RoutedCommand DeletePreviousWord { get; } = new RoutedCommand(nameof(DeletePreviousWord));
public static RoutedCommand EnterParagraphBreak { get; } = new RoutedCommand(nameof(EnterParagraphBreak));
public static RoutedCommand EnterLineBreak { get; } = new RoutedCommand(nameof(EnterLineBreak));
public static RoutedCommand TabForward { get; } = new RoutedCommand(nameof(TabForward));
public static RoutedCommand TabBackward { get; } = new RoutedCommand(nameof(TabBackward));
public static RoutedCommand MoveLeftByCharacter { get; } = new RoutedCommand(nameof(MoveLeftByCharacter));
public static RoutedCommand SelectLeftByCharacter { get; } = new RoutedCommand(nameof(SelectLeftByCharacter));
public static RoutedCommand MoveRightByCharacter { get; } = new RoutedCommand(nameof(MoveRightByCharacter));
public static RoutedCommand SelectRightByCharacter { get; } = new RoutedCommand(nameof(SelectRightByCharacter));
public static RoutedCommand MoveLeftByWord { get; } = new RoutedCommand(nameof(MoveLeftByWord));
public static RoutedCommand SelectLeftByWord { get; } = new RoutedCommand(nameof(SelectLeftByWord));
public static RoutedCommand MoveRightByWord { get; } = new RoutedCommand(nameof(MoveRightByWord));
public static RoutedCommand SelectRightByWord { get; } = new RoutedCommand(nameof(SelectRightByWord));
public static RoutedCommand MoveUpByLine { get; } = new RoutedCommand(nameof(MoveUpByLine));
public static RoutedCommand SelectUpByLine { get; } = new RoutedCommand(nameof(SelectUpByLine));
public static RoutedCommand MoveDownByLine { get; } = new RoutedCommand(nameof(MoveDownByLine));
public static RoutedCommand SelectDownByLine { get; } = new RoutedCommand(nameof(SelectDownByLine));
public static RoutedCommand MoveDownByPage { get; } = new RoutedCommand(nameof(MoveDownByPage));
public static RoutedCommand SelectDownByPage { get; } = new RoutedCommand(nameof(SelectDownByPage));
public static RoutedCommand MoveUpByPage { get; } = new RoutedCommand(nameof(MoveUpByPage));
public static RoutedCommand SelectUpByPage { get; } = new RoutedCommand(nameof(SelectUpByPage));
public static RoutedCommand MoveToLineStart { get; } = new RoutedCommand(nameof(MoveToLineStart));
public static RoutedCommand SelectToLineStart { get; } = new RoutedCommand(nameof(SelectToLineStart));
public static RoutedCommand MoveToLineEnd { get; } = new RoutedCommand(nameof(MoveToLineEnd));
public static RoutedCommand SelectToLineEnd { get; } = new RoutedCommand(nameof(SelectToLineEnd));
public static RoutedCommand MoveToDocumentStart { get; } = new RoutedCommand(nameof(MoveToDocumentStart));
public static RoutedCommand SelectToDocumentStart { get; } = new RoutedCommand(nameof(SelectToDocumentStart));
public static RoutedCommand MoveToDocumentEnd { get; } = new RoutedCommand(nameof(MoveToDocumentEnd));
public static RoutedCommand SelectToDocumentEnd { get; } = new RoutedCommand(nameof(SelectToDocumentEnd));
}
}
<MSG> Fixing Mac shortcuts using the Control key instead of the Command Key
<DFF> @@ -104,13 +104,13 @@ namespace AvaloniaEdit
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
- public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
- public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
- public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
+ public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, PlatformCommandKey));
+ public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, PlatformCommandKey));
+ public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, PlatformCommandKey));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
- public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
- public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
- public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
+ public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, PlatformCommandKey));
+ public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, PlatformCommandKey));
+ public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, PlatformCommandKey));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
| 6 | Fixing Mac shortcuts using the Control key instead of the Command Key | 6 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067273 | <NME> AvaloniaEditCommands.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System.Diagnostics.CodeAnalysis;
using Avalonia;
using Avalonia.Input;
using Avalonia.Platform;
namespace AvaloniaEdit
{
/// <summary>
/// Custom commands for AvalonEdit.
/// </summary>
public static class AvaloniaEditCommands
{
/// <summary>
/// Toggles Overstrike mode
/// The default shortcut is Ins.
/// </summary>
public static RoutedCommand ToggleOverstrike { get; } = new RoutedCommand(nameof(ToggleOverstrike), new KeyGesture(Key.Insert));
/// <summary>
/// Deletes the current line.
/// The default shortcut is Ctrl+D.
/// </summary>
public static RoutedCommand DeleteLine { get; } = new RoutedCommand(nameof(DeleteLine), new KeyGesture(Key.D, KeyModifiers.Control));
/// <summary>
/// Removes leading whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveLeadingWhitespace { get; } = new RoutedCommand(nameof(RemoveLeadingWhitespace));
/// <summary>
/// Removes trailing whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveTrailingWhitespace { get; } = new RoutedCommand(nameof(RemoveTrailingWhitespace));
/// <summary>
/// Converts the selected text to upper case.
/// </summary>
public static RoutedCommand ConvertToUppercase { get; } = new RoutedCommand(nameof(ConvertToUppercase));
/// <summary>
/// Converts the selected text to lower case.
/// </summary>
public static RoutedCommand ConvertToLowercase { get; } = new RoutedCommand(nameof(ConvertToLowercase));
/// <summary>
/// Converts the selected text to title case.
/// </summary>
public static RoutedCommand ConvertToTitleCase { get; } = new RoutedCommand(nameof(ConvertToTitleCase));
/// <summary>
/// Inverts the case of the selected text.
/// </summary>
public static RoutedCommand InvertCase { get; } = new RoutedCommand(nameof(InvertCase));
/// <summary>
/// Converts tabs to spaces in the selected text.
/// </summary>
public static RoutedCommand ConvertTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertTabsToSpaces));
/// <summary>
/// Converts spaces to tabs in the selected text.
/// </summary>
public static RoutedCommand ConvertSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertSpacesToTabs));
/// <summary>
/// Converts leading tabs to spaces in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertLeadingTabsToSpaces));
/// <summary>
/// Converts leading spaces to tabs in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertLeadingSpacesToTabs));
/// <summary>InputModifiers
/// Runs the IIndentationStrategy on the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand IndentSelection { get; } = new RoutedCommand(nameof(IndentSelection), new KeyGesture(Key.I, KeyModifiers.Control));
}
public static class ApplicationCommands
{
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
{
return AvaloniaLocator.Current.GetService<IRuntimePlatform>().GetRuntimeInfo().OperatingSystem;
}
private static KeyModifiers GetPlatformCommandKey()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return KeyModifiers.Meta;
}
return KeyModifiers.Control;
}
private static KeyGesture GetReplaceKeyGesture()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return new KeyGesture(Key.F, KeyModifiers.Meta | KeyModifiers.Alt);
}
return new KeyGesture(Key.H, PlatformCommandKey);
}
}
public static class EditingCommands
{
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete));
public static RoutedCommand DeleteNextWord { get; } = new RoutedCommand(nameof(DeleteNextWord));
public static RoutedCommand Backspace { get; } = new RoutedCommand(nameof(Backspace));
public static RoutedCommand DeletePreviousWord { get; } = new RoutedCommand(nameof(DeletePreviousWord));
public static RoutedCommand EnterParagraphBreak { get; } = new RoutedCommand(nameof(EnterParagraphBreak));
public static RoutedCommand EnterLineBreak { get; } = new RoutedCommand(nameof(EnterLineBreak));
public static RoutedCommand TabForward { get; } = new RoutedCommand(nameof(TabForward));
public static RoutedCommand TabBackward { get; } = new RoutedCommand(nameof(TabBackward));
public static RoutedCommand MoveLeftByCharacter { get; } = new RoutedCommand(nameof(MoveLeftByCharacter));
public static RoutedCommand SelectLeftByCharacter { get; } = new RoutedCommand(nameof(SelectLeftByCharacter));
public static RoutedCommand MoveRightByCharacter { get; } = new RoutedCommand(nameof(MoveRightByCharacter));
public static RoutedCommand SelectRightByCharacter { get; } = new RoutedCommand(nameof(SelectRightByCharacter));
public static RoutedCommand MoveLeftByWord { get; } = new RoutedCommand(nameof(MoveLeftByWord));
public static RoutedCommand SelectLeftByWord { get; } = new RoutedCommand(nameof(SelectLeftByWord));
public static RoutedCommand MoveRightByWord { get; } = new RoutedCommand(nameof(MoveRightByWord));
public static RoutedCommand SelectRightByWord { get; } = new RoutedCommand(nameof(SelectRightByWord));
public static RoutedCommand MoveUpByLine { get; } = new RoutedCommand(nameof(MoveUpByLine));
public static RoutedCommand SelectUpByLine { get; } = new RoutedCommand(nameof(SelectUpByLine));
public static RoutedCommand MoveDownByLine { get; } = new RoutedCommand(nameof(MoveDownByLine));
public static RoutedCommand SelectDownByLine { get; } = new RoutedCommand(nameof(SelectDownByLine));
public static RoutedCommand MoveDownByPage { get; } = new RoutedCommand(nameof(MoveDownByPage));
public static RoutedCommand SelectDownByPage { get; } = new RoutedCommand(nameof(SelectDownByPage));
public static RoutedCommand MoveUpByPage { get; } = new RoutedCommand(nameof(MoveUpByPage));
public static RoutedCommand SelectUpByPage { get; } = new RoutedCommand(nameof(SelectUpByPage));
public static RoutedCommand MoveToLineStart { get; } = new RoutedCommand(nameof(MoveToLineStart));
public static RoutedCommand SelectToLineStart { get; } = new RoutedCommand(nameof(SelectToLineStart));
public static RoutedCommand MoveToLineEnd { get; } = new RoutedCommand(nameof(MoveToLineEnd));
public static RoutedCommand SelectToLineEnd { get; } = new RoutedCommand(nameof(SelectToLineEnd));
public static RoutedCommand MoveToDocumentStart { get; } = new RoutedCommand(nameof(MoveToDocumentStart));
public static RoutedCommand SelectToDocumentStart { get; } = new RoutedCommand(nameof(SelectToDocumentStart));
public static RoutedCommand MoveToDocumentEnd { get; } = new RoutedCommand(nameof(MoveToDocumentEnd));
public static RoutedCommand SelectToDocumentEnd { get; } = new RoutedCommand(nameof(SelectToDocumentEnd));
}
}
<MSG> Fixing Mac shortcuts using the Control key instead of the Command Key
<DFF> @@ -104,13 +104,13 @@ namespace AvaloniaEdit
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
- public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
- public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
- public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
+ public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, PlatformCommandKey));
+ public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, PlatformCommandKey));
+ public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, PlatformCommandKey));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
- public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
- public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
- public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
+ public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, PlatformCommandKey));
+ public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, PlatformCommandKey));
+ public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, PlatformCommandKey));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
| 6 | Fixing Mac shortcuts using the Control key instead of the Command Key | 6 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067274 | <NME> AvaloniaEditCommands.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System.Diagnostics.CodeAnalysis;
using Avalonia;
using Avalonia.Input;
using Avalonia.Platform;
namespace AvaloniaEdit
{
/// <summary>
/// Custom commands for AvalonEdit.
/// </summary>
public static class AvaloniaEditCommands
{
/// <summary>
/// Toggles Overstrike mode
/// The default shortcut is Ins.
/// </summary>
public static RoutedCommand ToggleOverstrike { get; } = new RoutedCommand(nameof(ToggleOverstrike), new KeyGesture(Key.Insert));
/// <summary>
/// Deletes the current line.
/// The default shortcut is Ctrl+D.
/// </summary>
public static RoutedCommand DeleteLine { get; } = new RoutedCommand(nameof(DeleteLine), new KeyGesture(Key.D, KeyModifiers.Control));
/// <summary>
/// Removes leading whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveLeadingWhitespace { get; } = new RoutedCommand(nameof(RemoveLeadingWhitespace));
/// <summary>
/// Removes trailing whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveTrailingWhitespace { get; } = new RoutedCommand(nameof(RemoveTrailingWhitespace));
/// <summary>
/// Converts the selected text to upper case.
/// </summary>
public static RoutedCommand ConvertToUppercase { get; } = new RoutedCommand(nameof(ConvertToUppercase));
/// <summary>
/// Converts the selected text to lower case.
/// </summary>
public static RoutedCommand ConvertToLowercase { get; } = new RoutedCommand(nameof(ConvertToLowercase));
/// <summary>
/// Converts the selected text to title case.
/// </summary>
public static RoutedCommand ConvertToTitleCase { get; } = new RoutedCommand(nameof(ConvertToTitleCase));
/// <summary>
/// Inverts the case of the selected text.
/// </summary>
public static RoutedCommand InvertCase { get; } = new RoutedCommand(nameof(InvertCase));
/// <summary>
/// Converts tabs to spaces in the selected text.
/// </summary>
public static RoutedCommand ConvertTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertTabsToSpaces));
/// <summary>
/// Converts spaces to tabs in the selected text.
/// </summary>
public static RoutedCommand ConvertSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertSpacesToTabs));
/// <summary>
/// Converts leading tabs to spaces in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertLeadingTabsToSpaces));
/// <summary>
/// Converts leading spaces to tabs in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertLeadingSpacesToTabs));
/// <summary>InputModifiers
/// Runs the IIndentationStrategy on the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand IndentSelection { get; } = new RoutedCommand(nameof(IndentSelection), new KeyGesture(Key.I, KeyModifiers.Control));
}
public static class ApplicationCommands
{
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
{
return AvaloniaLocator.Current.GetService<IRuntimePlatform>().GetRuntimeInfo().OperatingSystem;
}
private static KeyModifiers GetPlatformCommandKey()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return KeyModifiers.Meta;
}
return KeyModifiers.Control;
}
private static KeyGesture GetReplaceKeyGesture()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return new KeyGesture(Key.F, KeyModifiers.Meta | KeyModifiers.Alt);
}
return new KeyGesture(Key.H, PlatformCommandKey);
}
}
public static class EditingCommands
{
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete));
public static RoutedCommand DeleteNextWord { get; } = new RoutedCommand(nameof(DeleteNextWord));
public static RoutedCommand Backspace { get; } = new RoutedCommand(nameof(Backspace));
public static RoutedCommand DeletePreviousWord { get; } = new RoutedCommand(nameof(DeletePreviousWord));
public static RoutedCommand EnterParagraphBreak { get; } = new RoutedCommand(nameof(EnterParagraphBreak));
public static RoutedCommand EnterLineBreak { get; } = new RoutedCommand(nameof(EnterLineBreak));
public static RoutedCommand TabForward { get; } = new RoutedCommand(nameof(TabForward));
public static RoutedCommand TabBackward { get; } = new RoutedCommand(nameof(TabBackward));
public static RoutedCommand MoveLeftByCharacter { get; } = new RoutedCommand(nameof(MoveLeftByCharacter));
public static RoutedCommand SelectLeftByCharacter { get; } = new RoutedCommand(nameof(SelectLeftByCharacter));
public static RoutedCommand MoveRightByCharacter { get; } = new RoutedCommand(nameof(MoveRightByCharacter));
public static RoutedCommand SelectRightByCharacter { get; } = new RoutedCommand(nameof(SelectRightByCharacter));
public static RoutedCommand MoveLeftByWord { get; } = new RoutedCommand(nameof(MoveLeftByWord));
public static RoutedCommand SelectLeftByWord { get; } = new RoutedCommand(nameof(SelectLeftByWord));
public static RoutedCommand MoveRightByWord { get; } = new RoutedCommand(nameof(MoveRightByWord));
public static RoutedCommand SelectRightByWord { get; } = new RoutedCommand(nameof(SelectRightByWord));
public static RoutedCommand MoveUpByLine { get; } = new RoutedCommand(nameof(MoveUpByLine));
public static RoutedCommand SelectUpByLine { get; } = new RoutedCommand(nameof(SelectUpByLine));
public static RoutedCommand MoveDownByLine { get; } = new RoutedCommand(nameof(MoveDownByLine));
public static RoutedCommand SelectDownByLine { get; } = new RoutedCommand(nameof(SelectDownByLine));
public static RoutedCommand MoveDownByPage { get; } = new RoutedCommand(nameof(MoveDownByPage));
public static RoutedCommand SelectDownByPage { get; } = new RoutedCommand(nameof(SelectDownByPage));
public static RoutedCommand MoveUpByPage { get; } = new RoutedCommand(nameof(MoveUpByPage));
public static RoutedCommand SelectUpByPage { get; } = new RoutedCommand(nameof(SelectUpByPage));
public static RoutedCommand MoveToLineStart { get; } = new RoutedCommand(nameof(MoveToLineStart));
public static RoutedCommand SelectToLineStart { get; } = new RoutedCommand(nameof(SelectToLineStart));
public static RoutedCommand MoveToLineEnd { get; } = new RoutedCommand(nameof(MoveToLineEnd));
public static RoutedCommand SelectToLineEnd { get; } = new RoutedCommand(nameof(SelectToLineEnd));
public static RoutedCommand MoveToDocumentStart { get; } = new RoutedCommand(nameof(MoveToDocumentStart));
public static RoutedCommand SelectToDocumentStart { get; } = new RoutedCommand(nameof(SelectToDocumentStart));
public static RoutedCommand MoveToDocumentEnd { get; } = new RoutedCommand(nameof(MoveToDocumentEnd));
public static RoutedCommand SelectToDocumentEnd { get; } = new RoutedCommand(nameof(SelectToDocumentEnd));
}
}
<MSG> Fixing Mac shortcuts using the Control key instead of the Command Key
<DFF> @@ -104,13 +104,13 @@ namespace AvaloniaEdit
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
- public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
- public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
- public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
+ public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, PlatformCommandKey));
+ public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, PlatformCommandKey));
+ public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, PlatformCommandKey));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
- public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
- public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
- public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
+ public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, PlatformCommandKey));
+ public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, PlatformCommandKey));
+ public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, PlatformCommandKey));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
| 6 | Fixing Mac shortcuts using the Control key instead of the Command Key | 6 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067275 | <NME> AvaloniaEditCommands.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System.Diagnostics.CodeAnalysis;
using Avalonia;
using Avalonia.Input;
using Avalonia.Platform;
namespace AvaloniaEdit
{
/// <summary>
/// Custom commands for AvalonEdit.
/// </summary>
public static class AvaloniaEditCommands
{
/// <summary>
/// Toggles Overstrike mode
/// The default shortcut is Ins.
/// </summary>
public static RoutedCommand ToggleOverstrike { get; } = new RoutedCommand(nameof(ToggleOverstrike), new KeyGesture(Key.Insert));
/// <summary>
/// Deletes the current line.
/// The default shortcut is Ctrl+D.
/// </summary>
public static RoutedCommand DeleteLine { get; } = new RoutedCommand(nameof(DeleteLine), new KeyGesture(Key.D, KeyModifiers.Control));
/// <summary>
/// Removes leading whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveLeadingWhitespace { get; } = new RoutedCommand(nameof(RemoveLeadingWhitespace));
/// <summary>
/// Removes trailing whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveTrailingWhitespace { get; } = new RoutedCommand(nameof(RemoveTrailingWhitespace));
/// <summary>
/// Converts the selected text to upper case.
/// </summary>
public static RoutedCommand ConvertToUppercase { get; } = new RoutedCommand(nameof(ConvertToUppercase));
/// <summary>
/// Converts the selected text to lower case.
/// </summary>
public static RoutedCommand ConvertToLowercase { get; } = new RoutedCommand(nameof(ConvertToLowercase));
/// <summary>
/// Converts the selected text to title case.
/// </summary>
public static RoutedCommand ConvertToTitleCase { get; } = new RoutedCommand(nameof(ConvertToTitleCase));
/// <summary>
/// Inverts the case of the selected text.
/// </summary>
public static RoutedCommand InvertCase { get; } = new RoutedCommand(nameof(InvertCase));
/// <summary>
/// Converts tabs to spaces in the selected text.
/// </summary>
public static RoutedCommand ConvertTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertTabsToSpaces));
/// <summary>
/// Converts spaces to tabs in the selected text.
/// </summary>
public static RoutedCommand ConvertSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertSpacesToTabs));
/// <summary>
/// Converts leading tabs to spaces in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertLeadingTabsToSpaces));
/// <summary>
/// Converts leading spaces to tabs in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertLeadingSpacesToTabs));
/// <summary>InputModifiers
/// Runs the IIndentationStrategy on the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand IndentSelection { get; } = new RoutedCommand(nameof(IndentSelection), new KeyGesture(Key.I, KeyModifiers.Control));
}
public static class ApplicationCommands
{
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
{
return AvaloniaLocator.Current.GetService<IRuntimePlatform>().GetRuntimeInfo().OperatingSystem;
}
private static KeyModifiers GetPlatformCommandKey()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return KeyModifiers.Meta;
}
return KeyModifiers.Control;
}
private static KeyGesture GetReplaceKeyGesture()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return new KeyGesture(Key.F, KeyModifiers.Meta | KeyModifiers.Alt);
}
return new KeyGesture(Key.H, PlatformCommandKey);
}
}
public static class EditingCommands
{
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete));
public static RoutedCommand DeleteNextWord { get; } = new RoutedCommand(nameof(DeleteNextWord));
public static RoutedCommand Backspace { get; } = new RoutedCommand(nameof(Backspace));
public static RoutedCommand DeletePreviousWord { get; } = new RoutedCommand(nameof(DeletePreviousWord));
public static RoutedCommand EnterParagraphBreak { get; } = new RoutedCommand(nameof(EnterParagraphBreak));
public static RoutedCommand EnterLineBreak { get; } = new RoutedCommand(nameof(EnterLineBreak));
public static RoutedCommand TabForward { get; } = new RoutedCommand(nameof(TabForward));
public static RoutedCommand TabBackward { get; } = new RoutedCommand(nameof(TabBackward));
public static RoutedCommand MoveLeftByCharacter { get; } = new RoutedCommand(nameof(MoveLeftByCharacter));
public static RoutedCommand SelectLeftByCharacter { get; } = new RoutedCommand(nameof(SelectLeftByCharacter));
public static RoutedCommand MoveRightByCharacter { get; } = new RoutedCommand(nameof(MoveRightByCharacter));
public static RoutedCommand SelectRightByCharacter { get; } = new RoutedCommand(nameof(SelectRightByCharacter));
public static RoutedCommand MoveLeftByWord { get; } = new RoutedCommand(nameof(MoveLeftByWord));
public static RoutedCommand SelectLeftByWord { get; } = new RoutedCommand(nameof(SelectLeftByWord));
public static RoutedCommand MoveRightByWord { get; } = new RoutedCommand(nameof(MoveRightByWord));
public static RoutedCommand SelectRightByWord { get; } = new RoutedCommand(nameof(SelectRightByWord));
public static RoutedCommand MoveUpByLine { get; } = new RoutedCommand(nameof(MoveUpByLine));
public static RoutedCommand SelectUpByLine { get; } = new RoutedCommand(nameof(SelectUpByLine));
public static RoutedCommand MoveDownByLine { get; } = new RoutedCommand(nameof(MoveDownByLine));
public static RoutedCommand SelectDownByLine { get; } = new RoutedCommand(nameof(SelectDownByLine));
public static RoutedCommand MoveDownByPage { get; } = new RoutedCommand(nameof(MoveDownByPage));
public static RoutedCommand SelectDownByPage { get; } = new RoutedCommand(nameof(SelectDownByPage));
public static RoutedCommand MoveUpByPage { get; } = new RoutedCommand(nameof(MoveUpByPage));
public static RoutedCommand SelectUpByPage { get; } = new RoutedCommand(nameof(SelectUpByPage));
public static RoutedCommand MoveToLineStart { get; } = new RoutedCommand(nameof(MoveToLineStart));
public static RoutedCommand SelectToLineStart { get; } = new RoutedCommand(nameof(SelectToLineStart));
public static RoutedCommand MoveToLineEnd { get; } = new RoutedCommand(nameof(MoveToLineEnd));
public static RoutedCommand SelectToLineEnd { get; } = new RoutedCommand(nameof(SelectToLineEnd));
public static RoutedCommand MoveToDocumentStart { get; } = new RoutedCommand(nameof(MoveToDocumentStart));
public static RoutedCommand SelectToDocumentStart { get; } = new RoutedCommand(nameof(SelectToDocumentStart));
public static RoutedCommand MoveToDocumentEnd { get; } = new RoutedCommand(nameof(MoveToDocumentEnd));
public static RoutedCommand SelectToDocumentEnd { get; } = new RoutedCommand(nameof(SelectToDocumentEnd));
}
}
<MSG> Fixing Mac shortcuts using the Control key instead of the Command Key
<DFF> @@ -104,13 +104,13 @@ namespace AvaloniaEdit
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
- public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
- public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
- public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
+ public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, PlatformCommandKey));
+ public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, PlatformCommandKey));
+ public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, PlatformCommandKey));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
- public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
- public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
- public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
+ public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, PlatformCommandKey));
+ public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, PlatformCommandKey));
+ public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, PlatformCommandKey));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
| 6 | Fixing Mac shortcuts using the Control key instead of the Command Key | 6 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067276 | <NME> AvaloniaEditCommands.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System.Diagnostics.CodeAnalysis;
using Avalonia;
using Avalonia.Input;
using Avalonia.Platform;
namespace AvaloniaEdit
{
/// <summary>
/// Custom commands for AvalonEdit.
/// </summary>
public static class AvaloniaEditCommands
{
/// <summary>
/// Toggles Overstrike mode
/// The default shortcut is Ins.
/// </summary>
public static RoutedCommand ToggleOverstrike { get; } = new RoutedCommand(nameof(ToggleOverstrike), new KeyGesture(Key.Insert));
/// <summary>
/// Deletes the current line.
/// The default shortcut is Ctrl+D.
/// </summary>
public static RoutedCommand DeleteLine { get; } = new RoutedCommand(nameof(DeleteLine), new KeyGesture(Key.D, KeyModifiers.Control));
/// <summary>
/// Removes leading whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveLeadingWhitespace { get; } = new RoutedCommand(nameof(RemoveLeadingWhitespace));
/// <summary>
/// Removes trailing whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveTrailingWhitespace { get; } = new RoutedCommand(nameof(RemoveTrailingWhitespace));
/// <summary>
/// Converts the selected text to upper case.
/// </summary>
public static RoutedCommand ConvertToUppercase { get; } = new RoutedCommand(nameof(ConvertToUppercase));
/// <summary>
/// Converts the selected text to lower case.
/// </summary>
public static RoutedCommand ConvertToLowercase { get; } = new RoutedCommand(nameof(ConvertToLowercase));
/// <summary>
/// Converts the selected text to title case.
/// </summary>
public static RoutedCommand ConvertToTitleCase { get; } = new RoutedCommand(nameof(ConvertToTitleCase));
/// <summary>
/// Inverts the case of the selected text.
/// </summary>
public static RoutedCommand InvertCase { get; } = new RoutedCommand(nameof(InvertCase));
/// <summary>
/// Converts tabs to spaces in the selected text.
/// </summary>
public static RoutedCommand ConvertTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertTabsToSpaces));
/// <summary>
/// Converts spaces to tabs in the selected text.
/// </summary>
public static RoutedCommand ConvertSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertSpacesToTabs));
/// <summary>
/// Converts leading tabs to spaces in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertLeadingTabsToSpaces));
/// <summary>
/// Converts leading spaces to tabs in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertLeadingSpacesToTabs));
/// <summary>InputModifiers
/// Runs the IIndentationStrategy on the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand IndentSelection { get; } = new RoutedCommand(nameof(IndentSelection), new KeyGesture(Key.I, KeyModifiers.Control));
}
public static class ApplicationCommands
{
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
{
return AvaloniaLocator.Current.GetService<IRuntimePlatform>().GetRuntimeInfo().OperatingSystem;
}
private static KeyModifiers GetPlatformCommandKey()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return KeyModifiers.Meta;
}
return KeyModifiers.Control;
}
private static KeyGesture GetReplaceKeyGesture()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return new KeyGesture(Key.F, KeyModifiers.Meta | KeyModifiers.Alt);
}
return new KeyGesture(Key.H, PlatformCommandKey);
}
}
public static class EditingCommands
{
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete));
public static RoutedCommand DeleteNextWord { get; } = new RoutedCommand(nameof(DeleteNextWord));
public static RoutedCommand Backspace { get; } = new RoutedCommand(nameof(Backspace));
public static RoutedCommand DeletePreviousWord { get; } = new RoutedCommand(nameof(DeletePreviousWord));
public static RoutedCommand EnterParagraphBreak { get; } = new RoutedCommand(nameof(EnterParagraphBreak));
public static RoutedCommand EnterLineBreak { get; } = new RoutedCommand(nameof(EnterLineBreak));
public static RoutedCommand TabForward { get; } = new RoutedCommand(nameof(TabForward));
public static RoutedCommand TabBackward { get; } = new RoutedCommand(nameof(TabBackward));
public static RoutedCommand MoveLeftByCharacter { get; } = new RoutedCommand(nameof(MoveLeftByCharacter));
public static RoutedCommand SelectLeftByCharacter { get; } = new RoutedCommand(nameof(SelectLeftByCharacter));
public static RoutedCommand MoveRightByCharacter { get; } = new RoutedCommand(nameof(MoveRightByCharacter));
public static RoutedCommand SelectRightByCharacter { get; } = new RoutedCommand(nameof(SelectRightByCharacter));
public static RoutedCommand MoveLeftByWord { get; } = new RoutedCommand(nameof(MoveLeftByWord));
public static RoutedCommand SelectLeftByWord { get; } = new RoutedCommand(nameof(SelectLeftByWord));
public static RoutedCommand MoveRightByWord { get; } = new RoutedCommand(nameof(MoveRightByWord));
public static RoutedCommand SelectRightByWord { get; } = new RoutedCommand(nameof(SelectRightByWord));
public static RoutedCommand MoveUpByLine { get; } = new RoutedCommand(nameof(MoveUpByLine));
public static RoutedCommand SelectUpByLine { get; } = new RoutedCommand(nameof(SelectUpByLine));
public static RoutedCommand MoveDownByLine { get; } = new RoutedCommand(nameof(MoveDownByLine));
public static RoutedCommand SelectDownByLine { get; } = new RoutedCommand(nameof(SelectDownByLine));
public static RoutedCommand MoveDownByPage { get; } = new RoutedCommand(nameof(MoveDownByPage));
public static RoutedCommand SelectDownByPage { get; } = new RoutedCommand(nameof(SelectDownByPage));
public static RoutedCommand MoveUpByPage { get; } = new RoutedCommand(nameof(MoveUpByPage));
public static RoutedCommand SelectUpByPage { get; } = new RoutedCommand(nameof(SelectUpByPage));
public static RoutedCommand MoveToLineStart { get; } = new RoutedCommand(nameof(MoveToLineStart));
public static RoutedCommand SelectToLineStart { get; } = new RoutedCommand(nameof(SelectToLineStart));
public static RoutedCommand MoveToLineEnd { get; } = new RoutedCommand(nameof(MoveToLineEnd));
public static RoutedCommand SelectToLineEnd { get; } = new RoutedCommand(nameof(SelectToLineEnd));
public static RoutedCommand MoveToDocumentStart { get; } = new RoutedCommand(nameof(MoveToDocumentStart));
public static RoutedCommand SelectToDocumentStart { get; } = new RoutedCommand(nameof(SelectToDocumentStart));
public static RoutedCommand MoveToDocumentEnd { get; } = new RoutedCommand(nameof(MoveToDocumentEnd));
public static RoutedCommand SelectToDocumentEnd { get; } = new RoutedCommand(nameof(SelectToDocumentEnd));
}
}
<MSG> Fixing Mac shortcuts using the Control key instead of the Command Key
<DFF> @@ -104,13 +104,13 @@ namespace AvaloniaEdit
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
- public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
- public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
- public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
+ public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, PlatformCommandKey));
+ public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, PlatformCommandKey));
+ public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, PlatformCommandKey));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
- public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
- public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
- public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
+ public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, PlatformCommandKey));
+ public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, PlatformCommandKey));
+ public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, PlatformCommandKey));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
| 6 | Fixing Mac shortcuts using the Control key instead of the Command Key | 6 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067277 | <NME> AvaloniaEditCommands.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System.Diagnostics.CodeAnalysis;
using Avalonia;
using Avalonia.Input;
using Avalonia.Platform;
namespace AvaloniaEdit
{
/// <summary>
/// Custom commands for AvalonEdit.
/// </summary>
public static class AvaloniaEditCommands
{
/// <summary>
/// Toggles Overstrike mode
/// The default shortcut is Ins.
/// </summary>
public static RoutedCommand ToggleOverstrike { get; } = new RoutedCommand(nameof(ToggleOverstrike), new KeyGesture(Key.Insert));
/// <summary>
/// Deletes the current line.
/// The default shortcut is Ctrl+D.
/// </summary>
public static RoutedCommand DeleteLine { get; } = new RoutedCommand(nameof(DeleteLine), new KeyGesture(Key.D, KeyModifiers.Control));
/// <summary>
/// Removes leading whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveLeadingWhitespace { get; } = new RoutedCommand(nameof(RemoveLeadingWhitespace));
/// <summary>
/// Removes trailing whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveTrailingWhitespace { get; } = new RoutedCommand(nameof(RemoveTrailingWhitespace));
/// <summary>
/// Converts the selected text to upper case.
/// </summary>
public static RoutedCommand ConvertToUppercase { get; } = new RoutedCommand(nameof(ConvertToUppercase));
/// <summary>
/// Converts the selected text to lower case.
/// </summary>
public static RoutedCommand ConvertToLowercase { get; } = new RoutedCommand(nameof(ConvertToLowercase));
/// <summary>
/// Converts the selected text to title case.
/// </summary>
public static RoutedCommand ConvertToTitleCase { get; } = new RoutedCommand(nameof(ConvertToTitleCase));
/// <summary>
/// Inverts the case of the selected text.
/// </summary>
public static RoutedCommand InvertCase { get; } = new RoutedCommand(nameof(InvertCase));
/// <summary>
/// Converts tabs to spaces in the selected text.
/// </summary>
public static RoutedCommand ConvertTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertTabsToSpaces));
/// <summary>
/// Converts spaces to tabs in the selected text.
/// </summary>
public static RoutedCommand ConvertSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertSpacesToTabs));
/// <summary>
/// Converts leading tabs to spaces in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertLeadingTabsToSpaces));
/// <summary>
/// Converts leading spaces to tabs in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertLeadingSpacesToTabs));
/// <summary>InputModifiers
/// Runs the IIndentationStrategy on the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand IndentSelection { get; } = new RoutedCommand(nameof(IndentSelection), new KeyGesture(Key.I, KeyModifiers.Control));
}
public static class ApplicationCommands
{
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
{
return AvaloniaLocator.Current.GetService<IRuntimePlatform>().GetRuntimeInfo().OperatingSystem;
}
private static KeyModifiers GetPlatformCommandKey()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return KeyModifiers.Meta;
}
return KeyModifiers.Control;
}
private static KeyGesture GetReplaceKeyGesture()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return new KeyGesture(Key.F, KeyModifiers.Meta | KeyModifiers.Alt);
}
return new KeyGesture(Key.H, PlatformCommandKey);
}
}
public static class EditingCommands
{
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete));
public static RoutedCommand DeleteNextWord { get; } = new RoutedCommand(nameof(DeleteNextWord));
public static RoutedCommand Backspace { get; } = new RoutedCommand(nameof(Backspace));
public static RoutedCommand DeletePreviousWord { get; } = new RoutedCommand(nameof(DeletePreviousWord));
public static RoutedCommand EnterParagraphBreak { get; } = new RoutedCommand(nameof(EnterParagraphBreak));
public static RoutedCommand EnterLineBreak { get; } = new RoutedCommand(nameof(EnterLineBreak));
public static RoutedCommand TabForward { get; } = new RoutedCommand(nameof(TabForward));
public static RoutedCommand TabBackward { get; } = new RoutedCommand(nameof(TabBackward));
public static RoutedCommand MoveLeftByCharacter { get; } = new RoutedCommand(nameof(MoveLeftByCharacter));
public static RoutedCommand SelectLeftByCharacter { get; } = new RoutedCommand(nameof(SelectLeftByCharacter));
public static RoutedCommand MoveRightByCharacter { get; } = new RoutedCommand(nameof(MoveRightByCharacter));
public static RoutedCommand SelectRightByCharacter { get; } = new RoutedCommand(nameof(SelectRightByCharacter));
public static RoutedCommand MoveLeftByWord { get; } = new RoutedCommand(nameof(MoveLeftByWord));
public static RoutedCommand SelectLeftByWord { get; } = new RoutedCommand(nameof(SelectLeftByWord));
public static RoutedCommand MoveRightByWord { get; } = new RoutedCommand(nameof(MoveRightByWord));
public static RoutedCommand SelectRightByWord { get; } = new RoutedCommand(nameof(SelectRightByWord));
public static RoutedCommand MoveUpByLine { get; } = new RoutedCommand(nameof(MoveUpByLine));
public static RoutedCommand SelectUpByLine { get; } = new RoutedCommand(nameof(SelectUpByLine));
public static RoutedCommand MoveDownByLine { get; } = new RoutedCommand(nameof(MoveDownByLine));
public static RoutedCommand SelectDownByLine { get; } = new RoutedCommand(nameof(SelectDownByLine));
public static RoutedCommand MoveDownByPage { get; } = new RoutedCommand(nameof(MoveDownByPage));
public static RoutedCommand SelectDownByPage { get; } = new RoutedCommand(nameof(SelectDownByPage));
public static RoutedCommand MoveUpByPage { get; } = new RoutedCommand(nameof(MoveUpByPage));
public static RoutedCommand SelectUpByPage { get; } = new RoutedCommand(nameof(SelectUpByPage));
public static RoutedCommand MoveToLineStart { get; } = new RoutedCommand(nameof(MoveToLineStart));
public static RoutedCommand SelectToLineStart { get; } = new RoutedCommand(nameof(SelectToLineStart));
public static RoutedCommand MoveToLineEnd { get; } = new RoutedCommand(nameof(MoveToLineEnd));
public static RoutedCommand SelectToLineEnd { get; } = new RoutedCommand(nameof(SelectToLineEnd));
public static RoutedCommand MoveToDocumentStart { get; } = new RoutedCommand(nameof(MoveToDocumentStart));
public static RoutedCommand SelectToDocumentStart { get; } = new RoutedCommand(nameof(SelectToDocumentStart));
public static RoutedCommand MoveToDocumentEnd { get; } = new RoutedCommand(nameof(MoveToDocumentEnd));
public static RoutedCommand SelectToDocumentEnd { get; } = new RoutedCommand(nameof(SelectToDocumentEnd));
}
}
<MSG> Fixing Mac shortcuts using the Control key instead of the Command Key
<DFF> @@ -104,13 +104,13 @@ namespace AvaloniaEdit
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
- public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
- public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
- public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
+ public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, PlatformCommandKey));
+ public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, PlatformCommandKey));
+ public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, PlatformCommandKey));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
- public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
- public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
- public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
+ public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, PlatformCommandKey));
+ public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, PlatformCommandKey));
+ public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, PlatformCommandKey));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
| 6 | Fixing Mac shortcuts using the Control key instead of the Command Key | 6 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067278 | <NME> AvaloniaEditCommands.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System.Diagnostics.CodeAnalysis;
using Avalonia;
using Avalonia.Input;
using Avalonia.Platform;
namespace AvaloniaEdit
{
/// <summary>
/// Custom commands for AvalonEdit.
/// </summary>
public static class AvaloniaEditCommands
{
/// <summary>
/// Toggles Overstrike mode
/// The default shortcut is Ins.
/// </summary>
public static RoutedCommand ToggleOverstrike { get; } = new RoutedCommand(nameof(ToggleOverstrike), new KeyGesture(Key.Insert));
/// <summary>
/// Deletes the current line.
/// The default shortcut is Ctrl+D.
/// </summary>
public static RoutedCommand DeleteLine { get; } = new RoutedCommand(nameof(DeleteLine), new KeyGesture(Key.D, KeyModifiers.Control));
/// <summary>
/// Removes leading whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveLeadingWhitespace { get; } = new RoutedCommand(nameof(RemoveLeadingWhitespace));
/// <summary>
/// Removes trailing whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveTrailingWhitespace { get; } = new RoutedCommand(nameof(RemoveTrailingWhitespace));
/// <summary>
/// Converts the selected text to upper case.
/// </summary>
public static RoutedCommand ConvertToUppercase { get; } = new RoutedCommand(nameof(ConvertToUppercase));
/// <summary>
/// Converts the selected text to lower case.
/// </summary>
public static RoutedCommand ConvertToLowercase { get; } = new RoutedCommand(nameof(ConvertToLowercase));
/// <summary>
/// Converts the selected text to title case.
/// </summary>
public static RoutedCommand ConvertToTitleCase { get; } = new RoutedCommand(nameof(ConvertToTitleCase));
/// <summary>
/// Inverts the case of the selected text.
/// </summary>
public static RoutedCommand InvertCase { get; } = new RoutedCommand(nameof(InvertCase));
/// <summary>
/// Converts tabs to spaces in the selected text.
/// </summary>
public static RoutedCommand ConvertTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertTabsToSpaces));
/// <summary>
/// Converts spaces to tabs in the selected text.
/// </summary>
public static RoutedCommand ConvertSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertSpacesToTabs));
/// <summary>
/// Converts leading tabs to spaces in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertLeadingTabsToSpaces));
/// <summary>
/// Converts leading spaces to tabs in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertLeadingSpacesToTabs));
/// <summary>InputModifiers
/// Runs the IIndentationStrategy on the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand IndentSelection { get; } = new RoutedCommand(nameof(IndentSelection), new KeyGesture(Key.I, KeyModifiers.Control));
}
public static class ApplicationCommands
{
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
{
return AvaloniaLocator.Current.GetService<IRuntimePlatform>().GetRuntimeInfo().OperatingSystem;
}
private static KeyModifiers GetPlatformCommandKey()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return KeyModifiers.Meta;
}
return KeyModifiers.Control;
}
private static KeyGesture GetReplaceKeyGesture()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return new KeyGesture(Key.F, KeyModifiers.Meta | KeyModifiers.Alt);
}
return new KeyGesture(Key.H, PlatformCommandKey);
}
}
public static class EditingCommands
{
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete));
public static RoutedCommand DeleteNextWord { get; } = new RoutedCommand(nameof(DeleteNextWord));
public static RoutedCommand Backspace { get; } = new RoutedCommand(nameof(Backspace));
public static RoutedCommand DeletePreviousWord { get; } = new RoutedCommand(nameof(DeletePreviousWord));
public static RoutedCommand EnterParagraphBreak { get; } = new RoutedCommand(nameof(EnterParagraphBreak));
public static RoutedCommand EnterLineBreak { get; } = new RoutedCommand(nameof(EnterLineBreak));
public static RoutedCommand TabForward { get; } = new RoutedCommand(nameof(TabForward));
public static RoutedCommand TabBackward { get; } = new RoutedCommand(nameof(TabBackward));
public static RoutedCommand MoveLeftByCharacter { get; } = new RoutedCommand(nameof(MoveLeftByCharacter));
public static RoutedCommand SelectLeftByCharacter { get; } = new RoutedCommand(nameof(SelectLeftByCharacter));
public static RoutedCommand MoveRightByCharacter { get; } = new RoutedCommand(nameof(MoveRightByCharacter));
public static RoutedCommand SelectRightByCharacter { get; } = new RoutedCommand(nameof(SelectRightByCharacter));
public static RoutedCommand MoveLeftByWord { get; } = new RoutedCommand(nameof(MoveLeftByWord));
public static RoutedCommand SelectLeftByWord { get; } = new RoutedCommand(nameof(SelectLeftByWord));
public static RoutedCommand MoveRightByWord { get; } = new RoutedCommand(nameof(MoveRightByWord));
public static RoutedCommand SelectRightByWord { get; } = new RoutedCommand(nameof(SelectRightByWord));
public static RoutedCommand MoveUpByLine { get; } = new RoutedCommand(nameof(MoveUpByLine));
public static RoutedCommand SelectUpByLine { get; } = new RoutedCommand(nameof(SelectUpByLine));
public static RoutedCommand MoveDownByLine { get; } = new RoutedCommand(nameof(MoveDownByLine));
public static RoutedCommand SelectDownByLine { get; } = new RoutedCommand(nameof(SelectDownByLine));
public static RoutedCommand MoveDownByPage { get; } = new RoutedCommand(nameof(MoveDownByPage));
public static RoutedCommand SelectDownByPage { get; } = new RoutedCommand(nameof(SelectDownByPage));
public static RoutedCommand MoveUpByPage { get; } = new RoutedCommand(nameof(MoveUpByPage));
public static RoutedCommand SelectUpByPage { get; } = new RoutedCommand(nameof(SelectUpByPage));
public static RoutedCommand MoveToLineStart { get; } = new RoutedCommand(nameof(MoveToLineStart));
public static RoutedCommand SelectToLineStart { get; } = new RoutedCommand(nameof(SelectToLineStart));
public static RoutedCommand MoveToLineEnd { get; } = new RoutedCommand(nameof(MoveToLineEnd));
public static RoutedCommand SelectToLineEnd { get; } = new RoutedCommand(nameof(SelectToLineEnd));
public static RoutedCommand MoveToDocumentStart { get; } = new RoutedCommand(nameof(MoveToDocumentStart));
public static RoutedCommand SelectToDocumentStart { get; } = new RoutedCommand(nameof(SelectToDocumentStart));
public static RoutedCommand MoveToDocumentEnd { get; } = new RoutedCommand(nameof(MoveToDocumentEnd));
public static RoutedCommand SelectToDocumentEnd { get; } = new RoutedCommand(nameof(SelectToDocumentEnd));
}
}
<MSG> Fixing Mac shortcuts using the Control key instead of the Command Key
<DFF> @@ -104,13 +104,13 @@ namespace AvaloniaEdit
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
- public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
- public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
- public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
+ public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, PlatformCommandKey));
+ public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, PlatformCommandKey));
+ public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, PlatformCommandKey));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
- public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
- public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
- public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
+ public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, PlatformCommandKey));
+ public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, PlatformCommandKey));
+ public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, PlatformCommandKey));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
| 6 | Fixing Mac shortcuts using the Control key instead of the Command Key | 6 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067279 | <NME> AvaloniaEditCommands.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System.Diagnostics.CodeAnalysis;
using Avalonia;
using Avalonia.Input;
using Avalonia.Platform;
namespace AvaloniaEdit
{
/// <summary>
/// Custom commands for AvalonEdit.
/// </summary>
public static class AvaloniaEditCommands
{
/// <summary>
/// Toggles Overstrike mode
/// The default shortcut is Ins.
/// </summary>
public static RoutedCommand ToggleOverstrike { get; } = new RoutedCommand(nameof(ToggleOverstrike), new KeyGesture(Key.Insert));
/// <summary>
/// Deletes the current line.
/// The default shortcut is Ctrl+D.
/// </summary>
public static RoutedCommand DeleteLine { get; } = new RoutedCommand(nameof(DeleteLine), new KeyGesture(Key.D, KeyModifiers.Control));
/// <summary>
/// Removes leading whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveLeadingWhitespace { get; } = new RoutedCommand(nameof(RemoveLeadingWhitespace));
/// <summary>
/// Removes trailing whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveTrailingWhitespace { get; } = new RoutedCommand(nameof(RemoveTrailingWhitespace));
/// <summary>
/// Converts the selected text to upper case.
/// </summary>
public static RoutedCommand ConvertToUppercase { get; } = new RoutedCommand(nameof(ConvertToUppercase));
/// <summary>
/// Converts the selected text to lower case.
/// </summary>
public static RoutedCommand ConvertToLowercase { get; } = new RoutedCommand(nameof(ConvertToLowercase));
/// <summary>
/// Converts the selected text to title case.
/// </summary>
public static RoutedCommand ConvertToTitleCase { get; } = new RoutedCommand(nameof(ConvertToTitleCase));
/// <summary>
/// Inverts the case of the selected text.
/// </summary>
public static RoutedCommand InvertCase { get; } = new RoutedCommand(nameof(InvertCase));
/// <summary>
/// Converts tabs to spaces in the selected text.
/// </summary>
public static RoutedCommand ConvertTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertTabsToSpaces));
/// <summary>
/// Converts spaces to tabs in the selected text.
/// </summary>
public static RoutedCommand ConvertSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertSpacesToTabs));
/// <summary>
/// Converts leading tabs to spaces in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertLeadingTabsToSpaces));
/// <summary>
/// Converts leading spaces to tabs in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertLeadingSpacesToTabs));
/// <summary>InputModifiers
/// Runs the IIndentationStrategy on the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand IndentSelection { get; } = new RoutedCommand(nameof(IndentSelection), new KeyGesture(Key.I, KeyModifiers.Control));
}
public static class ApplicationCommands
{
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
{
return AvaloniaLocator.Current.GetService<IRuntimePlatform>().GetRuntimeInfo().OperatingSystem;
}
private static KeyModifiers GetPlatformCommandKey()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return KeyModifiers.Meta;
}
return KeyModifiers.Control;
}
private static KeyGesture GetReplaceKeyGesture()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return new KeyGesture(Key.F, KeyModifiers.Meta | KeyModifiers.Alt);
}
return new KeyGesture(Key.H, PlatformCommandKey);
}
}
public static class EditingCommands
{
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete));
public static RoutedCommand DeleteNextWord { get; } = new RoutedCommand(nameof(DeleteNextWord));
public static RoutedCommand Backspace { get; } = new RoutedCommand(nameof(Backspace));
public static RoutedCommand DeletePreviousWord { get; } = new RoutedCommand(nameof(DeletePreviousWord));
public static RoutedCommand EnterParagraphBreak { get; } = new RoutedCommand(nameof(EnterParagraphBreak));
public static RoutedCommand EnterLineBreak { get; } = new RoutedCommand(nameof(EnterLineBreak));
public static RoutedCommand TabForward { get; } = new RoutedCommand(nameof(TabForward));
public static RoutedCommand TabBackward { get; } = new RoutedCommand(nameof(TabBackward));
public static RoutedCommand MoveLeftByCharacter { get; } = new RoutedCommand(nameof(MoveLeftByCharacter));
public static RoutedCommand SelectLeftByCharacter { get; } = new RoutedCommand(nameof(SelectLeftByCharacter));
public static RoutedCommand MoveRightByCharacter { get; } = new RoutedCommand(nameof(MoveRightByCharacter));
public static RoutedCommand SelectRightByCharacter { get; } = new RoutedCommand(nameof(SelectRightByCharacter));
public static RoutedCommand MoveLeftByWord { get; } = new RoutedCommand(nameof(MoveLeftByWord));
public static RoutedCommand SelectLeftByWord { get; } = new RoutedCommand(nameof(SelectLeftByWord));
public static RoutedCommand MoveRightByWord { get; } = new RoutedCommand(nameof(MoveRightByWord));
public static RoutedCommand SelectRightByWord { get; } = new RoutedCommand(nameof(SelectRightByWord));
public static RoutedCommand MoveUpByLine { get; } = new RoutedCommand(nameof(MoveUpByLine));
public static RoutedCommand SelectUpByLine { get; } = new RoutedCommand(nameof(SelectUpByLine));
public static RoutedCommand MoveDownByLine { get; } = new RoutedCommand(nameof(MoveDownByLine));
public static RoutedCommand SelectDownByLine { get; } = new RoutedCommand(nameof(SelectDownByLine));
public static RoutedCommand MoveDownByPage { get; } = new RoutedCommand(nameof(MoveDownByPage));
public static RoutedCommand SelectDownByPage { get; } = new RoutedCommand(nameof(SelectDownByPage));
public static RoutedCommand MoveUpByPage { get; } = new RoutedCommand(nameof(MoveUpByPage));
public static RoutedCommand SelectUpByPage { get; } = new RoutedCommand(nameof(SelectUpByPage));
public static RoutedCommand MoveToLineStart { get; } = new RoutedCommand(nameof(MoveToLineStart));
public static RoutedCommand SelectToLineStart { get; } = new RoutedCommand(nameof(SelectToLineStart));
public static RoutedCommand MoveToLineEnd { get; } = new RoutedCommand(nameof(MoveToLineEnd));
public static RoutedCommand SelectToLineEnd { get; } = new RoutedCommand(nameof(SelectToLineEnd));
public static RoutedCommand MoveToDocumentStart { get; } = new RoutedCommand(nameof(MoveToDocumentStart));
public static RoutedCommand SelectToDocumentStart { get; } = new RoutedCommand(nameof(SelectToDocumentStart));
public static RoutedCommand MoveToDocumentEnd { get; } = new RoutedCommand(nameof(MoveToDocumentEnd));
public static RoutedCommand SelectToDocumentEnd { get; } = new RoutedCommand(nameof(SelectToDocumentEnd));
}
}
<MSG> Fixing Mac shortcuts using the Control key instead of the Command Key
<DFF> @@ -104,13 +104,13 @@ namespace AvaloniaEdit
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
- public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
- public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
- public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
+ public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, PlatformCommandKey));
+ public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, PlatformCommandKey));
+ public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, PlatformCommandKey));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
- public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
- public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
- public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
+ public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, PlatformCommandKey));
+ public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, PlatformCommandKey));
+ public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, PlatformCommandKey));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
| 6 | Fixing Mac shortcuts using the Control key instead of the Command Key | 6 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067280 | <NME> AvaloniaEditCommands.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System.Diagnostics.CodeAnalysis;
using Avalonia;
using Avalonia.Input;
using Avalonia.Platform;
namespace AvaloniaEdit
{
/// <summary>
/// Custom commands for AvalonEdit.
/// </summary>
public static class AvaloniaEditCommands
{
/// <summary>
/// Toggles Overstrike mode
/// The default shortcut is Ins.
/// </summary>
public static RoutedCommand ToggleOverstrike { get; } = new RoutedCommand(nameof(ToggleOverstrike), new KeyGesture(Key.Insert));
/// <summary>
/// Deletes the current line.
/// The default shortcut is Ctrl+D.
/// </summary>
public static RoutedCommand DeleteLine { get; } = new RoutedCommand(nameof(DeleteLine), new KeyGesture(Key.D, KeyModifiers.Control));
/// <summary>
/// Removes leading whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveLeadingWhitespace { get; } = new RoutedCommand(nameof(RemoveLeadingWhitespace));
/// <summary>
/// Removes trailing whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveTrailingWhitespace { get; } = new RoutedCommand(nameof(RemoveTrailingWhitespace));
/// <summary>
/// Converts the selected text to upper case.
/// </summary>
public static RoutedCommand ConvertToUppercase { get; } = new RoutedCommand(nameof(ConvertToUppercase));
/// <summary>
/// Converts the selected text to lower case.
/// </summary>
public static RoutedCommand ConvertToLowercase { get; } = new RoutedCommand(nameof(ConvertToLowercase));
/// <summary>
/// Converts the selected text to title case.
/// </summary>
public static RoutedCommand ConvertToTitleCase { get; } = new RoutedCommand(nameof(ConvertToTitleCase));
/// <summary>
/// Inverts the case of the selected text.
/// </summary>
public static RoutedCommand InvertCase { get; } = new RoutedCommand(nameof(InvertCase));
/// <summary>
/// Converts tabs to spaces in the selected text.
/// </summary>
public static RoutedCommand ConvertTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertTabsToSpaces));
/// <summary>
/// Converts spaces to tabs in the selected text.
/// </summary>
public static RoutedCommand ConvertSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertSpacesToTabs));
/// <summary>
/// Converts leading tabs to spaces in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertLeadingTabsToSpaces));
/// <summary>
/// Converts leading spaces to tabs in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertLeadingSpacesToTabs));
/// <summary>InputModifiers
/// Runs the IIndentationStrategy on the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand IndentSelection { get; } = new RoutedCommand(nameof(IndentSelection), new KeyGesture(Key.I, KeyModifiers.Control));
}
public static class ApplicationCommands
{
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
{
return AvaloniaLocator.Current.GetService<IRuntimePlatform>().GetRuntimeInfo().OperatingSystem;
}
private static KeyModifiers GetPlatformCommandKey()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return KeyModifiers.Meta;
}
return KeyModifiers.Control;
}
private static KeyGesture GetReplaceKeyGesture()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return new KeyGesture(Key.F, KeyModifiers.Meta | KeyModifiers.Alt);
}
return new KeyGesture(Key.H, PlatformCommandKey);
}
}
public static class EditingCommands
{
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete));
public static RoutedCommand DeleteNextWord { get; } = new RoutedCommand(nameof(DeleteNextWord));
public static RoutedCommand Backspace { get; } = new RoutedCommand(nameof(Backspace));
public static RoutedCommand DeletePreviousWord { get; } = new RoutedCommand(nameof(DeletePreviousWord));
public static RoutedCommand EnterParagraphBreak { get; } = new RoutedCommand(nameof(EnterParagraphBreak));
public static RoutedCommand EnterLineBreak { get; } = new RoutedCommand(nameof(EnterLineBreak));
public static RoutedCommand TabForward { get; } = new RoutedCommand(nameof(TabForward));
public static RoutedCommand TabBackward { get; } = new RoutedCommand(nameof(TabBackward));
public static RoutedCommand MoveLeftByCharacter { get; } = new RoutedCommand(nameof(MoveLeftByCharacter));
public static RoutedCommand SelectLeftByCharacter { get; } = new RoutedCommand(nameof(SelectLeftByCharacter));
public static RoutedCommand MoveRightByCharacter { get; } = new RoutedCommand(nameof(MoveRightByCharacter));
public static RoutedCommand SelectRightByCharacter { get; } = new RoutedCommand(nameof(SelectRightByCharacter));
public static RoutedCommand MoveLeftByWord { get; } = new RoutedCommand(nameof(MoveLeftByWord));
public static RoutedCommand SelectLeftByWord { get; } = new RoutedCommand(nameof(SelectLeftByWord));
public static RoutedCommand MoveRightByWord { get; } = new RoutedCommand(nameof(MoveRightByWord));
public static RoutedCommand SelectRightByWord { get; } = new RoutedCommand(nameof(SelectRightByWord));
public static RoutedCommand MoveUpByLine { get; } = new RoutedCommand(nameof(MoveUpByLine));
public static RoutedCommand SelectUpByLine { get; } = new RoutedCommand(nameof(SelectUpByLine));
public static RoutedCommand MoveDownByLine { get; } = new RoutedCommand(nameof(MoveDownByLine));
public static RoutedCommand SelectDownByLine { get; } = new RoutedCommand(nameof(SelectDownByLine));
public static RoutedCommand MoveDownByPage { get; } = new RoutedCommand(nameof(MoveDownByPage));
public static RoutedCommand SelectDownByPage { get; } = new RoutedCommand(nameof(SelectDownByPage));
public static RoutedCommand MoveUpByPage { get; } = new RoutedCommand(nameof(MoveUpByPage));
public static RoutedCommand SelectUpByPage { get; } = new RoutedCommand(nameof(SelectUpByPage));
public static RoutedCommand MoveToLineStart { get; } = new RoutedCommand(nameof(MoveToLineStart));
public static RoutedCommand SelectToLineStart { get; } = new RoutedCommand(nameof(SelectToLineStart));
public static RoutedCommand MoveToLineEnd { get; } = new RoutedCommand(nameof(MoveToLineEnd));
public static RoutedCommand SelectToLineEnd { get; } = new RoutedCommand(nameof(SelectToLineEnd));
public static RoutedCommand MoveToDocumentStart { get; } = new RoutedCommand(nameof(MoveToDocumentStart));
public static RoutedCommand SelectToDocumentStart { get; } = new RoutedCommand(nameof(SelectToDocumentStart));
public static RoutedCommand MoveToDocumentEnd { get; } = new RoutedCommand(nameof(MoveToDocumentEnd));
public static RoutedCommand SelectToDocumentEnd { get; } = new RoutedCommand(nameof(SelectToDocumentEnd));
}
}
<MSG> Fixing Mac shortcuts using the Control key instead of the Command Key
<DFF> @@ -104,13 +104,13 @@ namespace AvaloniaEdit
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
- public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
- public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
- public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
+ public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, PlatformCommandKey));
+ public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, PlatformCommandKey));
+ public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, PlatformCommandKey));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
- public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
- public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
- public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
+ public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, PlatformCommandKey));
+ public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, PlatformCommandKey));
+ public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, PlatformCommandKey));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
| 6 | Fixing Mac shortcuts using the Control key instead of the Command Key | 6 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067281 | <NME> AvaloniaEditCommands.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System.Diagnostics.CodeAnalysis;
using Avalonia;
using Avalonia.Input;
using Avalonia.Platform;
namespace AvaloniaEdit
{
/// <summary>
/// Custom commands for AvalonEdit.
/// </summary>
public static class AvaloniaEditCommands
{
/// <summary>
/// Toggles Overstrike mode
/// The default shortcut is Ins.
/// </summary>
public static RoutedCommand ToggleOverstrike { get; } = new RoutedCommand(nameof(ToggleOverstrike), new KeyGesture(Key.Insert));
/// <summary>
/// Deletes the current line.
/// The default shortcut is Ctrl+D.
/// </summary>
public static RoutedCommand DeleteLine { get; } = new RoutedCommand(nameof(DeleteLine), new KeyGesture(Key.D, KeyModifiers.Control));
/// <summary>
/// Removes leading whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveLeadingWhitespace { get; } = new RoutedCommand(nameof(RemoveLeadingWhitespace));
/// <summary>
/// Removes trailing whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveTrailingWhitespace { get; } = new RoutedCommand(nameof(RemoveTrailingWhitespace));
/// <summary>
/// Converts the selected text to upper case.
/// </summary>
public static RoutedCommand ConvertToUppercase { get; } = new RoutedCommand(nameof(ConvertToUppercase));
/// <summary>
/// Converts the selected text to lower case.
/// </summary>
public static RoutedCommand ConvertToLowercase { get; } = new RoutedCommand(nameof(ConvertToLowercase));
/// <summary>
/// Converts the selected text to title case.
/// </summary>
public static RoutedCommand ConvertToTitleCase { get; } = new RoutedCommand(nameof(ConvertToTitleCase));
/// <summary>
/// Inverts the case of the selected text.
/// </summary>
public static RoutedCommand InvertCase { get; } = new RoutedCommand(nameof(InvertCase));
/// <summary>
/// Converts tabs to spaces in the selected text.
/// </summary>
public static RoutedCommand ConvertTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertTabsToSpaces));
/// <summary>
/// Converts spaces to tabs in the selected text.
/// </summary>
public static RoutedCommand ConvertSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertSpacesToTabs));
/// <summary>
/// Converts leading tabs to spaces in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertLeadingTabsToSpaces));
/// <summary>
/// Converts leading spaces to tabs in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertLeadingSpacesToTabs));
/// <summary>InputModifiers
/// Runs the IIndentationStrategy on the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand IndentSelection { get; } = new RoutedCommand(nameof(IndentSelection), new KeyGesture(Key.I, KeyModifiers.Control));
}
public static class ApplicationCommands
{
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
{
return AvaloniaLocator.Current.GetService<IRuntimePlatform>().GetRuntimeInfo().OperatingSystem;
}
private static KeyModifiers GetPlatformCommandKey()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return KeyModifiers.Meta;
}
return KeyModifiers.Control;
}
private static KeyGesture GetReplaceKeyGesture()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return new KeyGesture(Key.F, KeyModifiers.Meta | KeyModifiers.Alt);
}
return new KeyGesture(Key.H, PlatformCommandKey);
}
}
public static class EditingCommands
{
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete));
public static RoutedCommand DeleteNextWord { get; } = new RoutedCommand(nameof(DeleteNextWord));
public static RoutedCommand Backspace { get; } = new RoutedCommand(nameof(Backspace));
public static RoutedCommand DeletePreviousWord { get; } = new RoutedCommand(nameof(DeletePreviousWord));
public static RoutedCommand EnterParagraphBreak { get; } = new RoutedCommand(nameof(EnterParagraphBreak));
public static RoutedCommand EnterLineBreak { get; } = new RoutedCommand(nameof(EnterLineBreak));
public static RoutedCommand TabForward { get; } = new RoutedCommand(nameof(TabForward));
public static RoutedCommand TabBackward { get; } = new RoutedCommand(nameof(TabBackward));
public static RoutedCommand MoveLeftByCharacter { get; } = new RoutedCommand(nameof(MoveLeftByCharacter));
public static RoutedCommand SelectLeftByCharacter { get; } = new RoutedCommand(nameof(SelectLeftByCharacter));
public static RoutedCommand MoveRightByCharacter { get; } = new RoutedCommand(nameof(MoveRightByCharacter));
public static RoutedCommand SelectRightByCharacter { get; } = new RoutedCommand(nameof(SelectRightByCharacter));
public static RoutedCommand MoveLeftByWord { get; } = new RoutedCommand(nameof(MoveLeftByWord));
public static RoutedCommand SelectLeftByWord { get; } = new RoutedCommand(nameof(SelectLeftByWord));
public static RoutedCommand MoveRightByWord { get; } = new RoutedCommand(nameof(MoveRightByWord));
public static RoutedCommand SelectRightByWord { get; } = new RoutedCommand(nameof(SelectRightByWord));
public static RoutedCommand MoveUpByLine { get; } = new RoutedCommand(nameof(MoveUpByLine));
public static RoutedCommand SelectUpByLine { get; } = new RoutedCommand(nameof(SelectUpByLine));
public static RoutedCommand MoveDownByLine { get; } = new RoutedCommand(nameof(MoveDownByLine));
public static RoutedCommand SelectDownByLine { get; } = new RoutedCommand(nameof(SelectDownByLine));
public static RoutedCommand MoveDownByPage { get; } = new RoutedCommand(nameof(MoveDownByPage));
public static RoutedCommand SelectDownByPage { get; } = new RoutedCommand(nameof(SelectDownByPage));
public static RoutedCommand MoveUpByPage { get; } = new RoutedCommand(nameof(MoveUpByPage));
public static RoutedCommand SelectUpByPage { get; } = new RoutedCommand(nameof(SelectUpByPage));
public static RoutedCommand MoveToLineStart { get; } = new RoutedCommand(nameof(MoveToLineStart));
public static RoutedCommand SelectToLineStart { get; } = new RoutedCommand(nameof(SelectToLineStart));
public static RoutedCommand MoveToLineEnd { get; } = new RoutedCommand(nameof(MoveToLineEnd));
public static RoutedCommand SelectToLineEnd { get; } = new RoutedCommand(nameof(SelectToLineEnd));
public static RoutedCommand MoveToDocumentStart { get; } = new RoutedCommand(nameof(MoveToDocumentStart));
public static RoutedCommand SelectToDocumentStart { get; } = new RoutedCommand(nameof(SelectToDocumentStart));
public static RoutedCommand MoveToDocumentEnd { get; } = new RoutedCommand(nameof(MoveToDocumentEnd));
public static RoutedCommand SelectToDocumentEnd { get; } = new RoutedCommand(nameof(SelectToDocumentEnd));
}
}
<MSG> Fixing Mac shortcuts using the Control key instead of the Command Key
<DFF> @@ -104,13 +104,13 @@ namespace AvaloniaEdit
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
- public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
- public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
- public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
+ public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, PlatformCommandKey));
+ public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, PlatformCommandKey));
+ public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, PlatformCommandKey));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
- public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
- public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
- public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
+ public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, PlatformCommandKey));
+ public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, PlatformCommandKey));
+ public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, PlatformCommandKey));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
| 6 | Fixing Mac shortcuts using the Control key instead of the Command Key | 6 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067282 | <NME> AvaloniaEditCommands.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System.Diagnostics.CodeAnalysis;
using Avalonia;
using Avalonia.Input;
using Avalonia.Platform;
namespace AvaloniaEdit
{
/// <summary>
/// Custom commands for AvalonEdit.
/// </summary>
public static class AvaloniaEditCommands
{
/// <summary>
/// Toggles Overstrike mode
/// The default shortcut is Ins.
/// </summary>
public static RoutedCommand ToggleOverstrike { get; } = new RoutedCommand(nameof(ToggleOverstrike), new KeyGesture(Key.Insert));
/// <summary>
/// Deletes the current line.
/// The default shortcut is Ctrl+D.
/// </summary>
public static RoutedCommand DeleteLine { get; } = new RoutedCommand(nameof(DeleteLine), new KeyGesture(Key.D, KeyModifiers.Control));
/// <summary>
/// Removes leading whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveLeadingWhitespace { get; } = new RoutedCommand(nameof(RemoveLeadingWhitespace));
/// <summary>
/// Removes trailing whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveTrailingWhitespace { get; } = new RoutedCommand(nameof(RemoveTrailingWhitespace));
/// <summary>
/// Converts the selected text to upper case.
/// </summary>
public static RoutedCommand ConvertToUppercase { get; } = new RoutedCommand(nameof(ConvertToUppercase));
/// <summary>
/// Converts the selected text to lower case.
/// </summary>
public static RoutedCommand ConvertToLowercase { get; } = new RoutedCommand(nameof(ConvertToLowercase));
/// <summary>
/// Converts the selected text to title case.
/// </summary>
public static RoutedCommand ConvertToTitleCase { get; } = new RoutedCommand(nameof(ConvertToTitleCase));
/// <summary>
/// Inverts the case of the selected text.
/// </summary>
public static RoutedCommand InvertCase { get; } = new RoutedCommand(nameof(InvertCase));
/// <summary>
/// Converts tabs to spaces in the selected text.
/// </summary>
public static RoutedCommand ConvertTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertTabsToSpaces));
/// <summary>
/// Converts spaces to tabs in the selected text.
/// </summary>
public static RoutedCommand ConvertSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertSpacesToTabs));
/// <summary>
/// Converts leading tabs to spaces in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertLeadingTabsToSpaces));
/// <summary>
/// Converts leading spaces to tabs in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertLeadingSpacesToTabs));
/// <summary>InputModifiers
/// Runs the IIndentationStrategy on the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand IndentSelection { get; } = new RoutedCommand(nameof(IndentSelection), new KeyGesture(Key.I, KeyModifiers.Control));
}
public static class ApplicationCommands
{
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
{
return AvaloniaLocator.Current.GetService<IRuntimePlatform>().GetRuntimeInfo().OperatingSystem;
}
private static KeyModifiers GetPlatformCommandKey()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return KeyModifiers.Meta;
}
return KeyModifiers.Control;
}
private static KeyGesture GetReplaceKeyGesture()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return new KeyGesture(Key.F, KeyModifiers.Meta | KeyModifiers.Alt);
}
return new KeyGesture(Key.H, PlatformCommandKey);
}
}
public static class EditingCommands
{
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete));
public static RoutedCommand DeleteNextWord { get; } = new RoutedCommand(nameof(DeleteNextWord));
public static RoutedCommand Backspace { get; } = new RoutedCommand(nameof(Backspace));
public static RoutedCommand DeletePreviousWord { get; } = new RoutedCommand(nameof(DeletePreviousWord));
public static RoutedCommand EnterParagraphBreak { get; } = new RoutedCommand(nameof(EnterParagraphBreak));
public static RoutedCommand EnterLineBreak { get; } = new RoutedCommand(nameof(EnterLineBreak));
public static RoutedCommand TabForward { get; } = new RoutedCommand(nameof(TabForward));
public static RoutedCommand TabBackward { get; } = new RoutedCommand(nameof(TabBackward));
public static RoutedCommand MoveLeftByCharacter { get; } = new RoutedCommand(nameof(MoveLeftByCharacter));
public static RoutedCommand SelectLeftByCharacter { get; } = new RoutedCommand(nameof(SelectLeftByCharacter));
public static RoutedCommand MoveRightByCharacter { get; } = new RoutedCommand(nameof(MoveRightByCharacter));
public static RoutedCommand SelectRightByCharacter { get; } = new RoutedCommand(nameof(SelectRightByCharacter));
public static RoutedCommand MoveLeftByWord { get; } = new RoutedCommand(nameof(MoveLeftByWord));
public static RoutedCommand SelectLeftByWord { get; } = new RoutedCommand(nameof(SelectLeftByWord));
public static RoutedCommand MoveRightByWord { get; } = new RoutedCommand(nameof(MoveRightByWord));
public static RoutedCommand SelectRightByWord { get; } = new RoutedCommand(nameof(SelectRightByWord));
public static RoutedCommand MoveUpByLine { get; } = new RoutedCommand(nameof(MoveUpByLine));
public static RoutedCommand SelectUpByLine { get; } = new RoutedCommand(nameof(SelectUpByLine));
public static RoutedCommand MoveDownByLine { get; } = new RoutedCommand(nameof(MoveDownByLine));
public static RoutedCommand SelectDownByLine { get; } = new RoutedCommand(nameof(SelectDownByLine));
public static RoutedCommand MoveDownByPage { get; } = new RoutedCommand(nameof(MoveDownByPage));
public static RoutedCommand SelectDownByPage { get; } = new RoutedCommand(nameof(SelectDownByPage));
public static RoutedCommand MoveUpByPage { get; } = new RoutedCommand(nameof(MoveUpByPage));
public static RoutedCommand SelectUpByPage { get; } = new RoutedCommand(nameof(SelectUpByPage));
public static RoutedCommand MoveToLineStart { get; } = new RoutedCommand(nameof(MoveToLineStart));
public static RoutedCommand SelectToLineStart { get; } = new RoutedCommand(nameof(SelectToLineStart));
public static RoutedCommand MoveToLineEnd { get; } = new RoutedCommand(nameof(MoveToLineEnd));
public static RoutedCommand SelectToLineEnd { get; } = new RoutedCommand(nameof(SelectToLineEnd));
public static RoutedCommand MoveToDocumentStart { get; } = new RoutedCommand(nameof(MoveToDocumentStart));
public static RoutedCommand SelectToDocumentStart { get; } = new RoutedCommand(nameof(SelectToDocumentStart));
public static RoutedCommand MoveToDocumentEnd { get; } = new RoutedCommand(nameof(MoveToDocumentEnd));
public static RoutedCommand SelectToDocumentEnd { get; } = new RoutedCommand(nameof(SelectToDocumentEnd));
}
}
<MSG> Fixing Mac shortcuts using the Control key instead of the Command Key
<DFF> @@ -104,13 +104,13 @@ namespace AvaloniaEdit
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
- public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
- public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
- public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
+ public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, PlatformCommandKey));
+ public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, PlatformCommandKey));
+ public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, PlatformCommandKey));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
- public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
- public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
- public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
+ public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, PlatformCommandKey));
+ public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, PlatformCommandKey));
+ public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, PlatformCommandKey));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
| 6 | Fixing Mac shortcuts using the Control key instead of the Command Key | 6 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067283 | <NME> AvaloniaEditCommands.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System.Diagnostics.CodeAnalysis;
using Avalonia;
using Avalonia.Input;
using Avalonia.Platform;
namespace AvaloniaEdit
{
/// <summary>
/// Custom commands for AvalonEdit.
/// </summary>
public static class AvaloniaEditCommands
{
/// <summary>
/// Toggles Overstrike mode
/// The default shortcut is Ins.
/// </summary>
public static RoutedCommand ToggleOverstrike { get; } = new RoutedCommand(nameof(ToggleOverstrike), new KeyGesture(Key.Insert));
/// <summary>
/// Deletes the current line.
/// The default shortcut is Ctrl+D.
/// </summary>
public static RoutedCommand DeleteLine { get; } = new RoutedCommand(nameof(DeleteLine), new KeyGesture(Key.D, KeyModifiers.Control));
/// <summary>
/// Removes leading whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveLeadingWhitespace { get; } = new RoutedCommand(nameof(RemoveLeadingWhitespace));
/// <summary>
/// Removes trailing whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveTrailingWhitespace { get; } = new RoutedCommand(nameof(RemoveTrailingWhitespace));
/// <summary>
/// Converts the selected text to upper case.
/// </summary>
public static RoutedCommand ConvertToUppercase { get; } = new RoutedCommand(nameof(ConvertToUppercase));
/// <summary>
/// Converts the selected text to lower case.
/// </summary>
public static RoutedCommand ConvertToLowercase { get; } = new RoutedCommand(nameof(ConvertToLowercase));
/// <summary>
/// Converts the selected text to title case.
/// </summary>
public static RoutedCommand ConvertToTitleCase { get; } = new RoutedCommand(nameof(ConvertToTitleCase));
/// <summary>
/// Inverts the case of the selected text.
/// </summary>
public static RoutedCommand InvertCase { get; } = new RoutedCommand(nameof(InvertCase));
/// <summary>
/// Converts tabs to spaces in the selected text.
/// </summary>
public static RoutedCommand ConvertTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertTabsToSpaces));
/// <summary>
/// Converts spaces to tabs in the selected text.
/// </summary>
public static RoutedCommand ConvertSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertSpacesToTabs));
/// <summary>
/// Converts leading tabs to spaces in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertLeadingTabsToSpaces));
/// <summary>
/// Converts leading spaces to tabs in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertLeadingSpacesToTabs));
/// <summary>InputModifiers
/// Runs the IIndentationStrategy on the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand IndentSelection { get; } = new RoutedCommand(nameof(IndentSelection), new KeyGesture(Key.I, KeyModifiers.Control));
}
public static class ApplicationCommands
{
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
{
return AvaloniaLocator.Current.GetService<IRuntimePlatform>().GetRuntimeInfo().OperatingSystem;
}
private static KeyModifiers GetPlatformCommandKey()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return KeyModifiers.Meta;
}
return KeyModifiers.Control;
}
private static KeyGesture GetReplaceKeyGesture()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return new KeyGesture(Key.F, KeyModifiers.Meta | KeyModifiers.Alt);
}
return new KeyGesture(Key.H, PlatformCommandKey);
}
}
public static class EditingCommands
{
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete));
public static RoutedCommand DeleteNextWord { get; } = new RoutedCommand(nameof(DeleteNextWord));
public static RoutedCommand Backspace { get; } = new RoutedCommand(nameof(Backspace));
public static RoutedCommand DeletePreviousWord { get; } = new RoutedCommand(nameof(DeletePreviousWord));
public static RoutedCommand EnterParagraphBreak { get; } = new RoutedCommand(nameof(EnterParagraphBreak));
public static RoutedCommand EnterLineBreak { get; } = new RoutedCommand(nameof(EnterLineBreak));
public static RoutedCommand TabForward { get; } = new RoutedCommand(nameof(TabForward));
public static RoutedCommand TabBackward { get; } = new RoutedCommand(nameof(TabBackward));
public static RoutedCommand MoveLeftByCharacter { get; } = new RoutedCommand(nameof(MoveLeftByCharacter));
public static RoutedCommand SelectLeftByCharacter { get; } = new RoutedCommand(nameof(SelectLeftByCharacter));
public static RoutedCommand MoveRightByCharacter { get; } = new RoutedCommand(nameof(MoveRightByCharacter));
public static RoutedCommand SelectRightByCharacter { get; } = new RoutedCommand(nameof(SelectRightByCharacter));
public static RoutedCommand MoveLeftByWord { get; } = new RoutedCommand(nameof(MoveLeftByWord));
public static RoutedCommand SelectLeftByWord { get; } = new RoutedCommand(nameof(SelectLeftByWord));
public static RoutedCommand MoveRightByWord { get; } = new RoutedCommand(nameof(MoveRightByWord));
public static RoutedCommand SelectRightByWord { get; } = new RoutedCommand(nameof(SelectRightByWord));
public static RoutedCommand MoveUpByLine { get; } = new RoutedCommand(nameof(MoveUpByLine));
public static RoutedCommand SelectUpByLine { get; } = new RoutedCommand(nameof(SelectUpByLine));
public static RoutedCommand MoveDownByLine { get; } = new RoutedCommand(nameof(MoveDownByLine));
public static RoutedCommand SelectDownByLine { get; } = new RoutedCommand(nameof(SelectDownByLine));
public static RoutedCommand MoveDownByPage { get; } = new RoutedCommand(nameof(MoveDownByPage));
public static RoutedCommand SelectDownByPage { get; } = new RoutedCommand(nameof(SelectDownByPage));
public static RoutedCommand MoveUpByPage { get; } = new RoutedCommand(nameof(MoveUpByPage));
public static RoutedCommand SelectUpByPage { get; } = new RoutedCommand(nameof(SelectUpByPage));
public static RoutedCommand MoveToLineStart { get; } = new RoutedCommand(nameof(MoveToLineStart));
public static RoutedCommand SelectToLineStart { get; } = new RoutedCommand(nameof(SelectToLineStart));
public static RoutedCommand MoveToLineEnd { get; } = new RoutedCommand(nameof(MoveToLineEnd));
public static RoutedCommand SelectToLineEnd { get; } = new RoutedCommand(nameof(SelectToLineEnd));
public static RoutedCommand MoveToDocumentStart { get; } = new RoutedCommand(nameof(MoveToDocumentStart));
public static RoutedCommand SelectToDocumentStart { get; } = new RoutedCommand(nameof(SelectToDocumentStart));
public static RoutedCommand MoveToDocumentEnd { get; } = new RoutedCommand(nameof(MoveToDocumentEnd));
public static RoutedCommand SelectToDocumentEnd { get; } = new RoutedCommand(nameof(SelectToDocumentEnd));
}
}
<MSG> Fixing Mac shortcuts using the Control key instead of the Command Key
<DFF> @@ -104,13 +104,13 @@ namespace AvaloniaEdit
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
- public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
- public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
- public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
+ public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, PlatformCommandKey));
+ public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, PlatformCommandKey));
+ public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, PlatformCommandKey));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
- public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
- public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
- public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
+ public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, PlatformCommandKey));
+ public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, PlatformCommandKey));
+ public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, PlatformCommandKey));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
| 6 | Fixing Mac shortcuts using the Control key instead of the Command Key | 6 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067284 | <NME> AvaloniaEditCommands.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System.Diagnostics.CodeAnalysis;
using Avalonia;
using Avalonia.Input;
using Avalonia.Platform;
namespace AvaloniaEdit
{
/// <summary>
/// Custom commands for AvalonEdit.
/// </summary>
public static class AvaloniaEditCommands
{
/// <summary>
/// Toggles Overstrike mode
/// The default shortcut is Ins.
/// </summary>
public static RoutedCommand ToggleOverstrike { get; } = new RoutedCommand(nameof(ToggleOverstrike), new KeyGesture(Key.Insert));
/// <summary>
/// Deletes the current line.
/// The default shortcut is Ctrl+D.
/// </summary>
public static RoutedCommand DeleteLine { get; } = new RoutedCommand(nameof(DeleteLine), new KeyGesture(Key.D, KeyModifiers.Control));
/// <summary>
/// Removes leading whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveLeadingWhitespace { get; } = new RoutedCommand(nameof(RemoveLeadingWhitespace));
/// <summary>
/// Removes trailing whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveTrailingWhitespace { get; } = new RoutedCommand(nameof(RemoveTrailingWhitespace));
/// <summary>
/// Converts the selected text to upper case.
/// </summary>
public static RoutedCommand ConvertToUppercase { get; } = new RoutedCommand(nameof(ConvertToUppercase));
/// <summary>
/// Converts the selected text to lower case.
/// </summary>
public static RoutedCommand ConvertToLowercase { get; } = new RoutedCommand(nameof(ConvertToLowercase));
/// <summary>
/// Converts the selected text to title case.
/// </summary>
public static RoutedCommand ConvertToTitleCase { get; } = new RoutedCommand(nameof(ConvertToTitleCase));
/// <summary>
/// Inverts the case of the selected text.
/// </summary>
public static RoutedCommand InvertCase { get; } = new RoutedCommand(nameof(InvertCase));
/// <summary>
/// Converts tabs to spaces in the selected text.
/// </summary>
public static RoutedCommand ConvertTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertTabsToSpaces));
/// <summary>
/// Converts spaces to tabs in the selected text.
/// </summary>
public static RoutedCommand ConvertSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertSpacesToTabs));
/// <summary>
/// Converts leading tabs to spaces in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertLeadingTabsToSpaces));
/// <summary>
/// Converts leading spaces to tabs in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertLeadingSpacesToTabs));
/// <summary>InputModifiers
/// Runs the IIndentationStrategy on the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand IndentSelection { get; } = new RoutedCommand(nameof(IndentSelection), new KeyGesture(Key.I, KeyModifiers.Control));
}
public static class ApplicationCommands
{
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
{
return AvaloniaLocator.Current.GetService<IRuntimePlatform>().GetRuntimeInfo().OperatingSystem;
}
private static KeyModifiers GetPlatformCommandKey()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return KeyModifiers.Meta;
}
return KeyModifiers.Control;
}
private static KeyGesture GetReplaceKeyGesture()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return new KeyGesture(Key.F, KeyModifiers.Meta | KeyModifiers.Alt);
}
return new KeyGesture(Key.H, PlatformCommandKey);
}
}
public static class EditingCommands
{
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete));
public static RoutedCommand DeleteNextWord { get; } = new RoutedCommand(nameof(DeleteNextWord));
public static RoutedCommand Backspace { get; } = new RoutedCommand(nameof(Backspace));
public static RoutedCommand DeletePreviousWord { get; } = new RoutedCommand(nameof(DeletePreviousWord));
public static RoutedCommand EnterParagraphBreak { get; } = new RoutedCommand(nameof(EnterParagraphBreak));
public static RoutedCommand EnterLineBreak { get; } = new RoutedCommand(nameof(EnterLineBreak));
public static RoutedCommand TabForward { get; } = new RoutedCommand(nameof(TabForward));
public static RoutedCommand TabBackward { get; } = new RoutedCommand(nameof(TabBackward));
public static RoutedCommand MoveLeftByCharacter { get; } = new RoutedCommand(nameof(MoveLeftByCharacter));
public static RoutedCommand SelectLeftByCharacter { get; } = new RoutedCommand(nameof(SelectLeftByCharacter));
public static RoutedCommand MoveRightByCharacter { get; } = new RoutedCommand(nameof(MoveRightByCharacter));
public static RoutedCommand SelectRightByCharacter { get; } = new RoutedCommand(nameof(SelectRightByCharacter));
public static RoutedCommand MoveLeftByWord { get; } = new RoutedCommand(nameof(MoveLeftByWord));
public static RoutedCommand SelectLeftByWord { get; } = new RoutedCommand(nameof(SelectLeftByWord));
public static RoutedCommand MoveRightByWord { get; } = new RoutedCommand(nameof(MoveRightByWord));
public static RoutedCommand SelectRightByWord { get; } = new RoutedCommand(nameof(SelectRightByWord));
public static RoutedCommand MoveUpByLine { get; } = new RoutedCommand(nameof(MoveUpByLine));
public static RoutedCommand SelectUpByLine { get; } = new RoutedCommand(nameof(SelectUpByLine));
public static RoutedCommand MoveDownByLine { get; } = new RoutedCommand(nameof(MoveDownByLine));
public static RoutedCommand SelectDownByLine { get; } = new RoutedCommand(nameof(SelectDownByLine));
public static RoutedCommand MoveDownByPage { get; } = new RoutedCommand(nameof(MoveDownByPage));
public static RoutedCommand SelectDownByPage { get; } = new RoutedCommand(nameof(SelectDownByPage));
public static RoutedCommand MoveUpByPage { get; } = new RoutedCommand(nameof(MoveUpByPage));
public static RoutedCommand SelectUpByPage { get; } = new RoutedCommand(nameof(SelectUpByPage));
public static RoutedCommand MoveToLineStart { get; } = new RoutedCommand(nameof(MoveToLineStart));
public static RoutedCommand SelectToLineStart { get; } = new RoutedCommand(nameof(SelectToLineStart));
public static RoutedCommand MoveToLineEnd { get; } = new RoutedCommand(nameof(MoveToLineEnd));
public static RoutedCommand SelectToLineEnd { get; } = new RoutedCommand(nameof(SelectToLineEnd));
public static RoutedCommand MoveToDocumentStart { get; } = new RoutedCommand(nameof(MoveToDocumentStart));
public static RoutedCommand SelectToDocumentStart { get; } = new RoutedCommand(nameof(SelectToDocumentStart));
public static RoutedCommand MoveToDocumentEnd { get; } = new RoutedCommand(nameof(MoveToDocumentEnd));
public static RoutedCommand SelectToDocumentEnd { get; } = new RoutedCommand(nameof(SelectToDocumentEnd));
}
}
<MSG> Fixing Mac shortcuts using the Control key instead of the Command Key
<DFF> @@ -104,13 +104,13 @@ namespace AvaloniaEdit
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
- public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
- public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
- public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
+ public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, PlatformCommandKey));
+ public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, PlatformCommandKey));
+ public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, PlatformCommandKey));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
- public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
- public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
- public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
+ public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, PlatformCommandKey));
+ public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, PlatformCommandKey));
+ public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, PlatformCommandKey));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
| 6 | Fixing Mac shortcuts using the Control key instead of the Command Key | 6 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067285 | <NME> AvaloniaEditCommands.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System.Diagnostics.CodeAnalysis;
using Avalonia;
using Avalonia.Input;
using Avalonia.Platform;
namespace AvaloniaEdit
{
/// <summary>
/// Custom commands for AvalonEdit.
/// </summary>
public static class AvaloniaEditCommands
{
/// <summary>
/// Toggles Overstrike mode
/// The default shortcut is Ins.
/// </summary>
public static RoutedCommand ToggleOverstrike { get; } = new RoutedCommand(nameof(ToggleOverstrike), new KeyGesture(Key.Insert));
/// <summary>
/// Deletes the current line.
/// The default shortcut is Ctrl+D.
/// </summary>
public static RoutedCommand DeleteLine { get; } = new RoutedCommand(nameof(DeleteLine), new KeyGesture(Key.D, KeyModifiers.Control));
/// <summary>
/// Removes leading whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveLeadingWhitespace { get; } = new RoutedCommand(nameof(RemoveLeadingWhitespace));
/// <summary>
/// Removes trailing whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveTrailingWhitespace { get; } = new RoutedCommand(nameof(RemoveTrailingWhitespace));
/// <summary>
/// Converts the selected text to upper case.
/// </summary>
public static RoutedCommand ConvertToUppercase { get; } = new RoutedCommand(nameof(ConvertToUppercase));
/// <summary>
/// Converts the selected text to lower case.
/// </summary>
public static RoutedCommand ConvertToLowercase { get; } = new RoutedCommand(nameof(ConvertToLowercase));
/// <summary>
/// Converts the selected text to title case.
/// </summary>
public static RoutedCommand ConvertToTitleCase { get; } = new RoutedCommand(nameof(ConvertToTitleCase));
/// <summary>
/// Inverts the case of the selected text.
/// </summary>
public static RoutedCommand InvertCase { get; } = new RoutedCommand(nameof(InvertCase));
/// <summary>
/// Converts tabs to spaces in the selected text.
/// </summary>
public static RoutedCommand ConvertTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertTabsToSpaces));
/// <summary>
/// Converts spaces to tabs in the selected text.
/// </summary>
public static RoutedCommand ConvertSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertSpacesToTabs));
/// <summary>
/// Converts leading tabs to spaces in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertLeadingTabsToSpaces));
/// <summary>
/// Converts leading spaces to tabs in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertLeadingSpacesToTabs));
/// <summary>InputModifiers
/// Runs the IIndentationStrategy on the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand IndentSelection { get; } = new RoutedCommand(nameof(IndentSelection), new KeyGesture(Key.I, KeyModifiers.Control));
}
public static class ApplicationCommands
{
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
{
return AvaloniaLocator.Current.GetService<IRuntimePlatform>().GetRuntimeInfo().OperatingSystem;
}
private static KeyModifiers GetPlatformCommandKey()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return KeyModifiers.Meta;
}
return KeyModifiers.Control;
}
private static KeyGesture GetReplaceKeyGesture()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return new KeyGesture(Key.F, KeyModifiers.Meta | KeyModifiers.Alt);
}
return new KeyGesture(Key.H, PlatformCommandKey);
}
}
public static class EditingCommands
{
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete));
public static RoutedCommand DeleteNextWord { get; } = new RoutedCommand(nameof(DeleteNextWord));
public static RoutedCommand Backspace { get; } = new RoutedCommand(nameof(Backspace));
public static RoutedCommand DeletePreviousWord { get; } = new RoutedCommand(nameof(DeletePreviousWord));
public static RoutedCommand EnterParagraphBreak { get; } = new RoutedCommand(nameof(EnterParagraphBreak));
public static RoutedCommand EnterLineBreak { get; } = new RoutedCommand(nameof(EnterLineBreak));
public static RoutedCommand TabForward { get; } = new RoutedCommand(nameof(TabForward));
public static RoutedCommand TabBackward { get; } = new RoutedCommand(nameof(TabBackward));
public static RoutedCommand MoveLeftByCharacter { get; } = new RoutedCommand(nameof(MoveLeftByCharacter));
public static RoutedCommand SelectLeftByCharacter { get; } = new RoutedCommand(nameof(SelectLeftByCharacter));
public static RoutedCommand MoveRightByCharacter { get; } = new RoutedCommand(nameof(MoveRightByCharacter));
public static RoutedCommand SelectRightByCharacter { get; } = new RoutedCommand(nameof(SelectRightByCharacter));
public static RoutedCommand MoveLeftByWord { get; } = new RoutedCommand(nameof(MoveLeftByWord));
public static RoutedCommand SelectLeftByWord { get; } = new RoutedCommand(nameof(SelectLeftByWord));
public static RoutedCommand MoveRightByWord { get; } = new RoutedCommand(nameof(MoveRightByWord));
public static RoutedCommand SelectRightByWord { get; } = new RoutedCommand(nameof(SelectRightByWord));
public static RoutedCommand MoveUpByLine { get; } = new RoutedCommand(nameof(MoveUpByLine));
public static RoutedCommand SelectUpByLine { get; } = new RoutedCommand(nameof(SelectUpByLine));
public static RoutedCommand MoveDownByLine { get; } = new RoutedCommand(nameof(MoveDownByLine));
public static RoutedCommand SelectDownByLine { get; } = new RoutedCommand(nameof(SelectDownByLine));
public static RoutedCommand MoveDownByPage { get; } = new RoutedCommand(nameof(MoveDownByPage));
public static RoutedCommand SelectDownByPage { get; } = new RoutedCommand(nameof(SelectDownByPage));
public static RoutedCommand MoveUpByPage { get; } = new RoutedCommand(nameof(MoveUpByPage));
public static RoutedCommand SelectUpByPage { get; } = new RoutedCommand(nameof(SelectUpByPage));
public static RoutedCommand MoveToLineStart { get; } = new RoutedCommand(nameof(MoveToLineStart));
public static RoutedCommand SelectToLineStart { get; } = new RoutedCommand(nameof(SelectToLineStart));
public static RoutedCommand MoveToLineEnd { get; } = new RoutedCommand(nameof(MoveToLineEnd));
public static RoutedCommand SelectToLineEnd { get; } = new RoutedCommand(nameof(SelectToLineEnd));
public static RoutedCommand MoveToDocumentStart { get; } = new RoutedCommand(nameof(MoveToDocumentStart));
public static RoutedCommand SelectToDocumentStart { get; } = new RoutedCommand(nameof(SelectToDocumentStart));
public static RoutedCommand MoveToDocumentEnd { get; } = new RoutedCommand(nameof(MoveToDocumentEnd));
public static RoutedCommand SelectToDocumentEnd { get; } = new RoutedCommand(nameof(SelectToDocumentEnd));
}
}
<MSG> Fixing Mac shortcuts using the Control key instead of the Command Key
<DFF> @@ -104,13 +104,13 @@ namespace AvaloniaEdit
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
- public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
- public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
- public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
+ public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, PlatformCommandKey));
+ public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, PlatformCommandKey));
+ public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, PlatformCommandKey));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
- public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
- public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
- public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
+ public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, PlatformCommandKey));
+ public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, PlatformCommandKey));
+ public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, PlatformCommandKey));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
| 6 | Fixing Mac shortcuts using the Control key instead of the Command Key | 6 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067286 | <NME> AvaloniaEditCommands.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System.Diagnostics.CodeAnalysis;
using Avalonia;
using Avalonia.Input;
using Avalonia.Platform;
namespace AvaloniaEdit
{
/// <summary>
/// Custom commands for AvalonEdit.
/// </summary>
public static class AvaloniaEditCommands
{
/// <summary>
/// Toggles Overstrike mode
/// The default shortcut is Ins.
/// </summary>
public static RoutedCommand ToggleOverstrike { get; } = new RoutedCommand(nameof(ToggleOverstrike), new KeyGesture(Key.Insert));
/// <summary>
/// Deletes the current line.
/// The default shortcut is Ctrl+D.
/// </summary>
public static RoutedCommand DeleteLine { get; } = new RoutedCommand(nameof(DeleteLine), new KeyGesture(Key.D, KeyModifiers.Control));
/// <summary>
/// Removes leading whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveLeadingWhitespace { get; } = new RoutedCommand(nameof(RemoveLeadingWhitespace));
/// <summary>
/// Removes trailing whitespace from the selected lines (or the whole document if the selection is empty).
/// </summary>
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Whitespace")]
public static RoutedCommand RemoveTrailingWhitespace { get; } = new RoutedCommand(nameof(RemoveTrailingWhitespace));
/// <summary>
/// Converts the selected text to upper case.
/// </summary>
public static RoutedCommand ConvertToUppercase { get; } = new RoutedCommand(nameof(ConvertToUppercase));
/// <summary>
/// Converts the selected text to lower case.
/// </summary>
public static RoutedCommand ConvertToLowercase { get; } = new RoutedCommand(nameof(ConvertToLowercase));
/// <summary>
/// Converts the selected text to title case.
/// </summary>
public static RoutedCommand ConvertToTitleCase { get; } = new RoutedCommand(nameof(ConvertToTitleCase));
/// <summary>
/// Inverts the case of the selected text.
/// </summary>
public static RoutedCommand InvertCase { get; } = new RoutedCommand(nameof(InvertCase));
/// <summary>
/// Converts tabs to spaces in the selected text.
/// </summary>
public static RoutedCommand ConvertTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertTabsToSpaces));
/// <summary>
/// Converts spaces to tabs in the selected text.
/// </summary>
public static RoutedCommand ConvertSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertSpacesToTabs));
/// <summary>
/// Converts leading tabs to spaces in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingTabsToSpaces { get; } = new RoutedCommand(nameof(ConvertLeadingTabsToSpaces));
/// <summary>
/// Converts leading spaces to tabs in the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand ConvertLeadingSpacesToTabs { get; } = new RoutedCommand(nameof(ConvertLeadingSpacesToTabs));
/// <summary>InputModifiers
/// Runs the IIndentationStrategy on the selected lines (or the whole document if the selection is empty).
/// </summary>
public static RoutedCommand IndentSelection { get; } = new RoutedCommand(nameof(IndentSelection), new KeyGesture(Key.I, KeyModifiers.Control));
}
public static class ApplicationCommands
{
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
{
return AvaloniaLocator.Current.GetService<IRuntimePlatform>().GetRuntimeInfo().OperatingSystem;
}
private static KeyModifiers GetPlatformCommandKey()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return KeyModifiers.Meta;
}
return KeyModifiers.Control;
}
private static KeyGesture GetReplaceKeyGesture()
{
var os = GetOperatingSystemType();
if (os == OperatingSystemType.OSX)
{
return new KeyGesture(Key.F, KeyModifiers.Meta | KeyModifiers.Alt);
}
return new KeyGesture(Key.H, PlatformCommandKey);
}
}
public static class EditingCommands
{
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete));
public static RoutedCommand DeleteNextWord { get; } = new RoutedCommand(nameof(DeleteNextWord));
public static RoutedCommand Backspace { get; } = new RoutedCommand(nameof(Backspace));
public static RoutedCommand DeletePreviousWord { get; } = new RoutedCommand(nameof(DeletePreviousWord));
public static RoutedCommand EnterParagraphBreak { get; } = new RoutedCommand(nameof(EnterParagraphBreak));
public static RoutedCommand EnterLineBreak { get; } = new RoutedCommand(nameof(EnterLineBreak));
public static RoutedCommand TabForward { get; } = new RoutedCommand(nameof(TabForward));
public static RoutedCommand TabBackward { get; } = new RoutedCommand(nameof(TabBackward));
public static RoutedCommand MoveLeftByCharacter { get; } = new RoutedCommand(nameof(MoveLeftByCharacter));
public static RoutedCommand SelectLeftByCharacter { get; } = new RoutedCommand(nameof(SelectLeftByCharacter));
public static RoutedCommand MoveRightByCharacter { get; } = new RoutedCommand(nameof(MoveRightByCharacter));
public static RoutedCommand SelectRightByCharacter { get; } = new RoutedCommand(nameof(SelectRightByCharacter));
public static RoutedCommand MoveLeftByWord { get; } = new RoutedCommand(nameof(MoveLeftByWord));
public static RoutedCommand SelectLeftByWord { get; } = new RoutedCommand(nameof(SelectLeftByWord));
public static RoutedCommand MoveRightByWord { get; } = new RoutedCommand(nameof(MoveRightByWord));
public static RoutedCommand SelectRightByWord { get; } = new RoutedCommand(nameof(SelectRightByWord));
public static RoutedCommand MoveUpByLine { get; } = new RoutedCommand(nameof(MoveUpByLine));
public static RoutedCommand SelectUpByLine { get; } = new RoutedCommand(nameof(SelectUpByLine));
public static RoutedCommand MoveDownByLine { get; } = new RoutedCommand(nameof(MoveDownByLine));
public static RoutedCommand SelectDownByLine { get; } = new RoutedCommand(nameof(SelectDownByLine));
public static RoutedCommand MoveDownByPage { get; } = new RoutedCommand(nameof(MoveDownByPage));
public static RoutedCommand SelectDownByPage { get; } = new RoutedCommand(nameof(SelectDownByPage));
public static RoutedCommand MoveUpByPage { get; } = new RoutedCommand(nameof(MoveUpByPage));
public static RoutedCommand SelectUpByPage { get; } = new RoutedCommand(nameof(SelectUpByPage));
public static RoutedCommand MoveToLineStart { get; } = new RoutedCommand(nameof(MoveToLineStart));
public static RoutedCommand SelectToLineStart { get; } = new RoutedCommand(nameof(SelectToLineStart));
public static RoutedCommand MoveToLineEnd { get; } = new RoutedCommand(nameof(MoveToLineEnd));
public static RoutedCommand SelectToLineEnd { get; } = new RoutedCommand(nameof(SelectToLineEnd));
public static RoutedCommand MoveToDocumentStart { get; } = new RoutedCommand(nameof(MoveToDocumentStart));
public static RoutedCommand SelectToDocumentStart { get; } = new RoutedCommand(nameof(SelectToDocumentStart));
public static RoutedCommand MoveToDocumentEnd { get; } = new RoutedCommand(nameof(MoveToDocumentEnd));
public static RoutedCommand SelectToDocumentEnd { get; } = new RoutedCommand(nameof(SelectToDocumentEnd));
}
}
<MSG> Fixing Mac shortcuts using the Control key instead of the Command Key
<DFF> @@ -104,13 +104,13 @@ namespace AvaloniaEdit
private static readonly KeyModifiers PlatformCommandKey = GetPlatformCommandKey();
public static RoutedCommand Delete { get; } = new RoutedCommand(nameof(Delete), new KeyGesture(Key.Delete));
- public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, KeyModifiers.Control));
- public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, KeyModifiers.Control));
- public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, KeyModifiers.Control));
+ public static RoutedCommand Copy { get; } = new RoutedCommand(nameof(Copy), new KeyGesture(Key.C, PlatformCommandKey));
+ public static RoutedCommand Cut { get; } = new RoutedCommand(nameof(Cut), new KeyGesture(Key.X, PlatformCommandKey));
+ public static RoutedCommand Paste { get; } = new RoutedCommand(nameof(Paste), new KeyGesture(Key.V, PlatformCommandKey));
public static RoutedCommand SelectAll { get; } = new RoutedCommand(nameof(SelectAll), new KeyGesture(Key.A, PlatformCommandKey));
- public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, KeyModifiers.Control));
- public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, KeyModifiers.Control));
- public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, KeyModifiers.Control));
+ public static RoutedCommand Undo { get; } = new RoutedCommand(nameof(Undo), new KeyGesture(Key.Z, PlatformCommandKey));
+ public static RoutedCommand Redo { get; } = new RoutedCommand(nameof(Redo), new KeyGesture(Key.Y, PlatformCommandKey));
+ public static RoutedCommand Find { get; } = new RoutedCommand(nameof(Find), new KeyGesture(Key.F, PlatformCommandKey));
public static RoutedCommand Replace { get; } = new RoutedCommand(nameof(Replace), GetReplaceKeyGesture());
private static OperatingSystemType GetOperatingSystemType()
| 6 | Fixing Mac shortcuts using the Control key instead of the Command Key | 6 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067287 | <NME> TextTransformation.cs
<BEF> using System;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public abstract class TextTransformation : TextSegment
{
public TextTransformation(object tag, int startOffset, int endOffset)
{
Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
startOffset, endOffset)
{
Foreground = foreground;
}
public IBrush Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
}
var formattedOffset = 0;
var endOffset = line.EndOffset;
if (StartOffset > line.Offset)
{
formattedOffset = StartOffset - line.Offset;
}
if (EndOffset < line.EndOffset)
{
endOffset = EndOffset;
}
endOffset = EndOffset;
}
transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
}
}
}
catch(Exception ex)
{
ExceptionHandler?.Invoke(ex);
}
}
AM.FontStyle GetFontStyle()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Italic) != 0)
return AM.FontStyle.Italic;
return AM.FontStyle.Normal;
}
AM.FontWeight GetFontWeight()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Bold) != 0)
return AM.FontWeight.Bold;
return AM.FontWeight.Regular;
}
bool IsUnderline()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Underline) != 0)
return true;
return false;
}
}
}
<MSG> add a highlighter based on text segment collection.
<DFF> @@ -1,34 +1,33 @@
using System;
+using System.Collections.Generic;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
-
public abstract class TextTransformation : TextSegment
{
- public TextTransformation(object tag, int startOffset, int endOffset)
+ public TextTransformation(int startOffset, int endOffset)
{
- Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
-
- public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
- public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
- startOffset, endOffset)
+ private readonly Dictionary<int, IBrush> _brushCache;
+
+ public ForegroundTextTransformation(Dictionary<int, IBrush> brushCache, int startOffset, int endOffset, int brushId) : base(startOffset, endOffset)
{
- Foreground = foreground;
+ _brushCache = brushCache;
+ Foreground = brushId;
}
- public IBrush Foreground { get; set; }
+ public int Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
@@ -50,7 +49,7 @@ namespace AvaloniaEdit.TextMate
endOffset = EndOffset;
}
- transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
+ transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, _brushCache[Foreground]);
}
}
}
\ No newline at end of file
| 9 | add a highlighter based on text segment collection. | 10 | .cs | TextMate/TextTransformation | mit | AvaloniaUI/AvaloniaEdit |
10067288 | <NME> TextTransformation.cs
<BEF> using System;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public abstract class TextTransformation : TextSegment
{
public TextTransformation(object tag, int startOffset, int endOffset)
{
Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
startOffset, endOffset)
{
Foreground = foreground;
}
public IBrush Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
}
var formattedOffset = 0;
var endOffset = line.EndOffset;
if (StartOffset > line.Offset)
{
formattedOffset = StartOffset - line.Offset;
}
if (EndOffset < line.EndOffset)
{
endOffset = EndOffset;
}
endOffset = EndOffset;
}
transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
}
}
}
catch(Exception ex)
{
ExceptionHandler?.Invoke(ex);
}
}
AM.FontStyle GetFontStyle()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Italic) != 0)
return AM.FontStyle.Italic;
return AM.FontStyle.Normal;
}
AM.FontWeight GetFontWeight()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Bold) != 0)
return AM.FontWeight.Bold;
return AM.FontWeight.Regular;
}
bool IsUnderline()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Underline) != 0)
return true;
return false;
}
}
}
<MSG> add a highlighter based on text segment collection.
<DFF> @@ -1,34 +1,33 @@
using System;
+using System.Collections.Generic;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
-
public abstract class TextTransformation : TextSegment
{
- public TextTransformation(object tag, int startOffset, int endOffset)
+ public TextTransformation(int startOffset, int endOffset)
{
- Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
-
- public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
- public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
- startOffset, endOffset)
+ private readonly Dictionary<int, IBrush> _brushCache;
+
+ public ForegroundTextTransformation(Dictionary<int, IBrush> brushCache, int startOffset, int endOffset, int brushId) : base(startOffset, endOffset)
{
- Foreground = foreground;
+ _brushCache = brushCache;
+ Foreground = brushId;
}
- public IBrush Foreground { get; set; }
+ public int Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
@@ -50,7 +49,7 @@ namespace AvaloniaEdit.TextMate
endOffset = EndOffset;
}
- transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
+ transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, _brushCache[Foreground]);
}
}
}
\ No newline at end of file
| 9 | add a highlighter based on text segment collection. | 10 | .cs | TextMate/TextTransformation | mit | AvaloniaUI/AvaloniaEdit |
10067289 | <NME> TextTransformation.cs
<BEF> using System;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public abstract class TextTransformation : TextSegment
{
public TextTransformation(object tag, int startOffset, int endOffset)
{
Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
startOffset, endOffset)
{
Foreground = foreground;
}
public IBrush Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
}
var formattedOffset = 0;
var endOffset = line.EndOffset;
if (StartOffset > line.Offset)
{
formattedOffset = StartOffset - line.Offset;
}
if (EndOffset < line.EndOffset)
{
endOffset = EndOffset;
}
endOffset = EndOffset;
}
transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
}
}
}
catch(Exception ex)
{
ExceptionHandler?.Invoke(ex);
}
}
AM.FontStyle GetFontStyle()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Italic) != 0)
return AM.FontStyle.Italic;
return AM.FontStyle.Normal;
}
AM.FontWeight GetFontWeight()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Bold) != 0)
return AM.FontWeight.Bold;
return AM.FontWeight.Regular;
}
bool IsUnderline()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Underline) != 0)
return true;
return false;
}
}
}
<MSG> add a highlighter based on text segment collection.
<DFF> @@ -1,34 +1,33 @@
using System;
+using System.Collections.Generic;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
-
public abstract class TextTransformation : TextSegment
{
- public TextTransformation(object tag, int startOffset, int endOffset)
+ public TextTransformation(int startOffset, int endOffset)
{
- Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
-
- public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
- public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
- startOffset, endOffset)
+ private readonly Dictionary<int, IBrush> _brushCache;
+
+ public ForegroundTextTransformation(Dictionary<int, IBrush> brushCache, int startOffset, int endOffset, int brushId) : base(startOffset, endOffset)
{
- Foreground = foreground;
+ _brushCache = brushCache;
+ Foreground = brushId;
}
- public IBrush Foreground { get; set; }
+ public int Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
@@ -50,7 +49,7 @@ namespace AvaloniaEdit.TextMate
endOffset = EndOffset;
}
- transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
+ transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, _brushCache[Foreground]);
}
}
}
\ No newline at end of file
| 9 | add a highlighter based on text segment collection. | 10 | .cs | TextMate/TextTransformation | mit | AvaloniaUI/AvaloniaEdit |
10067290 | <NME> TextTransformation.cs
<BEF> using System;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public abstract class TextTransformation : TextSegment
{
public TextTransformation(object tag, int startOffset, int endOffset)
{
Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
startOffset, endOffset)
{
Foreground = foreground;
}
public IBrush Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
}
var formattedOffset = 0;
var endOffset = line.EndOffset;
if (StartOffset > line.Offset)
{
formattedOffset = StartOffset - line.Offset;
}
if (EndOffset < line.EndOffset)
{
endOffset = EndOffset;
}
endOffset = EndOffset;
}
transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
}
}
}
catch(Exception ex)
{
ExceptionHandler?.Invoke(ex);
}
}
AM.FontStyle GetFontStyle()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Italic) != 0)
return AM.FontStyle.Italic;
return AM.FontStyle.Normal;
}
AM.FontWeight GetFontWeight()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Bold) != 0)
return AM.FontWeight.Bold;
return AM.FontWeight.Regular;
}
bool IsUnderline()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Underline) != 0)
return true;
return false;
}
}
}
<MSG> add a highlighter based on text segment collection.
<DFF> @@ -1,34 +1,33 @@
using System;
+using System.Collections.Generic;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
-
public abstract class TextTransformation : TextSegment
{
- public TextTransformation(object tag, int startOffset, int endOffset)
+ public TextTransformation(int startOffset, int endOffset)
{
- Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
-
- public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
- public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
- startOffset, endOffset)
+ private readonly Dictionary<int, IBrush> _brushCache;
+
+ public ForegroundTextTransformation(Dictionary<int, IBrush> brushCache, int startOffset, int endOffset, int brushId) : base(startOffset, endOffset)
{
- Foreground = foreground;
+ _brushCache = brushCache;
+ Foreground = brushId;
}
- public IBrush Foreground { get; set; }
+ public int Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
@@ -50,7 +49,7 @@ namespace AvaloniaEdit.TextMate
endOffset = EndOffset;
}
- transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
+ transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, _brushCache[Foreground]);
}
}
}
\ No newline at end of file
| 9 | add a highlighter based on text segment collection. | 10 | .cs | TextMate/TextTransformation | mit | AvaloniaUI/AvaloniaEdit |
10067291 | <NME> TextTransformation.cs
<BEF> using System;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public abstract class TextTransformation : TextSegment
{
public TextTransformation(object tag, int startOffset, int endOffset)
{
Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
startOffset, endOffset)
{
Foreground = foreground;
}
public IBrush Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
}
var formattedOffset = 0;
var endOffset = line.EndOffset;
if (StartOffset > line.Offset)
{
formattedOffset = StartOffset - line.Offset;
}
if (EndOffset < line.EndOffset)
{
endOffset = EndOffset;
}
endOffset = EndOffset;
}
transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
}
}
}
catch(Exception ex)
{
ExceptionHandler?.Invoke(ex);
}
}
AM.FontStyle GetFontStyle()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Italic) != 0)
return AM.FontStyle.Italic;
return AM.FontStyle.Normal;
}
AM.FontWeight GetFontWeight()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Bold) != 0)
return AM.FontWeight.Bold;
return AM.FontWeight.Regular;
}
bool IsUnderline()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Underline) != 0)
return true;
return false;
}
}
}
<MSG> add a highlighter based on text segment collection.
<DFF> @@ -1,34 +1,33 @@
using System;
+using System.Collections.Generic;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
-
public abstract class TextTransformation : TextSegment
{
- public TextTransformation(object tag, int startOffset, int endOffset)
+ public TextTransformation(int startOffset, int endOffset)
{
- Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
-
- public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
- public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
- startOffset, endOffset)
+ private readonly Dictionary<int, IBrush> _brushCache;
+
+ public ForegroundTextTransformation(Dictionary<int, IBrush> brushCache, int startOffset, int endOffset, int brushId) : base(startOffset, endOffset)
{
- Foreground = foreground;
+ _brushCache = brushCache;
+ Foreground = brushId;
}
- public IBrush Foreground { get; set; }
+ public int Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
@@ -50,7 +49,7 @@ namespace AvaloniaEdit.TextMate
endOffset = EndOffset;
}
- transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
+ transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, _brushCache[Foreground]);
}
}
}
\ No newline at end of file
| 9 | add a highlighter based on text segment collection. | 10 | .cs | TextMate/TextTransformation | mit | AvaloniaUI/AvaloniaEdit |
10067292 | <NME> TextTransformation.cs
<BEF> using System;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public abstract class TextTransformation : TextSegment
{
public TextTransformation(object tag, int startOffset, int endOffset)
{
Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
startOffset, endOffset)
{
Foreground = foreground;
}
public IBrush Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
}
var formattedOffset = 0;
var endOffset = line.EndOffset;
if (StartOffset > line.Offset)
{
formattedOffset = StartOffset - line.Offset;
}
if (EndOffset < line.EndOffset)
{
endOffset = EndOffset;
}
endOffset = EndOffset;
}
transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
}
}
}
catch(Exception ex)
{
ExceptionHandler?.Invoke(ex);
}
}
AM.FontStyle GetFontStyle()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Italic) != 0)
return AM.FontStyle.Italic;
return AM.FontStyle.Normal;
}
AM.FontWeight GetFontWeight()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Bold) != 0)
return AM.FontWeight.Bold;
return AM.FontWeight.Regular;
}
bool IsUnderline()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Underline) != 0)
return true;
return false;
}
}
}
<MSG> add a highlighter based on text segment collection.
<DFF> @@ -1,34 +1,33 @@
using System;
+using System.Collections.Generic;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
-
public abstract class TextTransformation : TextSegment
{
- public TextTransformation(object tag, int startOffset, int endOffset)
+ public TextTransformation(int startOffset, int endOffset)
{
- Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
-
- public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
- public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
- startOffset, endOffset)
+ private readonly Dictionary<int, IBrush> _brushCache;
+
+ public ForegroundTextTransformation(Dictionary<int, IBrush> brushCache, int startOffset, int endOffset, int brushId) : base(startOffset, endOffset)
{
- Foreground = foreground;
+ _brushCache = brushCache;
+ Foreground = brushId;
}
- public IBrush Foreground { get; set; }
+ public int Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
@@ -50,7 +49,7 @@ namespace AvaloniaEdit.TextMate
endOffset = EndOffset;
}
- transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
+ transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, _brushCache[Foreground]);
}
}
}
\ No newline at end of file
| 9 | add a highlighter based on text segment collection. | 10 | .cs | TextMate/TextTransformation | mit | AvaloniaUI/AvaloniaEdit |
10067293 | <NME> TextTransformation.cs
<BEF> using System;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public abstract class TextTransformation : TextSegment
{
public TextTransformation(object tag, int startOffset, int endOffset)
{
Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
startOffset, endOffset)
{
Foreground = foreground;
}
public IBrush Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
}
var formattedOffset = 0;
var endOffset = line.EndOffset;
if (StartOffset > line.Offset)
{
formattedOffset = StartOffset - line.Offset;
}
if (EndOffset < line.EndOffset)
{
endOffset = EndOffset;
}
endOffset = EndOffset;
}
transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
}
}
}
catch(Exception ex)
{
ExceptionHandler?.Invoke(ex);
}
}
AM.FontStyle GetFontStyle()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Italic) != 0)
return AM.FontStyle.Italic;
return AM.FontStyle.Normal;
}
AM.FontWeight GetFontWeight()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Bold) != 0)
return AM.FontWeight.Bold;
return AM.FontWeight.Regular;
}
bool IsUnderline()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Underline) != 0)
return true;
return false;
}
}
}
<MSG> add a highlighter based on text segment collection.
<DFF> @@ -1,34 +1,33 @@
using System;
+using System.Collections.Generic;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
-
public abstract class TextTransformation : TextSegment
{
- public TextTransformation(object tag, int startOffset, int endOffset)
+ public TextTransformation(int startOffset, int endOffset)
{
- Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
-
- public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
- public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
- startOffset, endOffset)
+ private readonly Dictionary<int, IBrush> _brushCache;
+
+ public ForegroundTextTransformation(Dictionary<int, IBrush> brushCache, int startOffset, int endOffset, int brushId) : base(startOffset, endOffset)
{
- Foreground = foreground;
+ _brushCache = brushCache;
+ Foreground = brushId;
}
- public IBrush Foreground { get; set; }
+ public int Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
@@ -50,7 +49,7 @@ namespace AvaloniaEdit.TextMate
endOffset = EndOffset;
}
- transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
+ transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, _brushCache[Foreground]);
}
}
}
\ No newline at end of file
| 9 | add a highlighter based on text segment collection. | 10 | .cs | TextMate/TextTransformation | mit | AvaloniaUI/AvaloniaEdit |
10067294 | <NME> TextTransformation.cs
<BEF> using System;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public abstract class TextTransformation : TextSegment
{
public TextTransformation(object tag, int startOffset, int endOffset)
{
Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
startOffset, endOffset)
{
Foreground = foreground;
}
public IBrush Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
}
var formattedOffset = 0;
var endOffset = line.EndOffset;
if (StartOffset > line.Offset)
{
formattedOffset = StartOffset - line.Offset;
}
if (EndOffset < line.EndOffset)
{
endOffset = EndOffset;
}
endOffset = EndOffset;
}
transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
}
}
}
catch(Exception ex)
{
ExceptionHandler?.Invoke(ex);
}
}
AM.FontStyle GetFontStyle()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Italic) != 0)
return AM.FontStyle.Italic;
return AM.FontStyle.Normal;
}
AM.FontWeight GetFontWeight()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Bold) != 0)
return AM.FontWeight.Bold;
return AM.FontWeight.Regular;
}
bool IsUnderline()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Underline) != 0)
return true;
return false;
}
}
}
<MSG> add a highlighter based on text segment collection.
<DFF> @@ -1,34 +1,33 @@
using System;
+using System.Collections.Generic;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
-
public abstract class TextTransformation : TextSegment
{
- public TextTransformation(object tag, int startOffset, int endOffset)
+ public TextTransformation(int startOffset, int endOffset)
{
- Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
-
- public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
- public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
- startOffset, endOffset)
+ private readonly Dictionary<int, IBrush> _brushCache;
+
+ public ForegroundTextTransformation(Dictionary<int, IBrush> brushCache, int startOffset, int endOffset, int brushId) : base(startOffset, endOffset)
{
- Foreground = foreground;
+ _brushCache = brushCache;
+ Foreground = brushId;
}
- public IBrush Foreground { get; set; }
+ public int Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
@@ -50,7 +49,7 @@ namespace AvaloniaEdit.TextMate
endOffset = EndOffset;
}
- transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
+ transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, _brushCache[Foreground]);
}
}
}
\ No newline at end of file
| 9 | add a highlighter based on text segment collection. | 10 | .cs | TextMate/TextTransformation | mit | AvaloniaUI/AvaloniaEdit |
10067295 | <NME> TextTransformation.cs
<BEF> using System;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public abstract class TextTransformation : TextSegment
{
public TextTransformation(object tag, int startOffset, int endOffset)
{
Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
startOffset, endOffset)
{
Foreground = foreground;
}
public IBrush Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
}
var formattedOffset = 0;
var endOffset = line.EndOffset;
if (StartOffset > line.Offset)
{
formattedOffset = StartOffset - line.Offset;
}
if (EndOffset < line.EndOffset)
{
endOffset = EndOffset;
}
endOffset = EndOffset;
}
transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
}
}
}
catch(Exception ex)
{
ExceptionHandler?.Invoke(ex);
}
}
AM.FontStyle GetFontStyle()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Italic) != 0)
return AM.FontStyle.Italic;
return AM.FontStyle.Normal;
}
AM.FontWeight GetFontWeight()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Bold) != 0)
return AM.FontWeight.Bold;
return AM.FontWeight.Regular;
}
bool IsUnderline()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Underline) != 0)
return true;
return false;
}
}
}
<MSG> add a highlighter based on text segment collection.
<DFF> @@ -1,34 +1,33 @@
using System;
+using System.Collections.Generic;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
-
public abstract class TextTransformation : TextSegment
{
- public TextTransformation(object tag, int startOffset, int endOffset)
+ public TextTransformation(int startOffset, int endOffset)
{
- Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
-
- public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
- public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
- startOffset, endOffset)
+ private readonly Dictionary<int, IBrush> _brushCache;
+
+ public ForegroundTextTransformation(Dictionary<int, IBrush> brushCache, int startOffset, int endOffset, int brushId) : base(startOffset, endOffset)
{
- Foreground = foreground;
+ _brushCache = brushCache;
+ Foreground = brushId;
}
- public IBrush Foreground { get; set; }
+ public int Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
@@ -50,7 +49,7 @@ namespace AvaloniaEdit.TextMate
endOffset = EndOffset;
}
- transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
+ transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, _brushCache[Foreground]);
}
}
}
\ No newline at end of file
| 9 | add a highlighter based on text segment collection. | 10 | .cs | TextMate/TextTransformation | mit | AvaloniaUI/AvaloniaEdit |
10067296 | <NME> TextTransformation.cs
<BEF> using System;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public abstract class TextTransformation : TextSegment
{
public TextTransformation(object tag, int startOffset, int endOffset)
{
Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
startOffset, endOffset)
{
Foreground = foreground;
}
public IBrush Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
}
var formattedOffset = 0;
var endOffset = line.EndOffset;
if (StartOffset > line.Offset)
{
formattedOffset = StartOffset - line.Offset;
}
if (EndOffset < line.EndOffset)
{
endOffset = EndOffset;
}
endOffset = EndOffset;
}
transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
}
}
}
catch(Exception ex)
{
ExceptionHandler?.Invoke(ex);
}
}
AM.FontStyle GetFontStyle()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Italic) != 0)
return AM.FontStyle.Italic;
return AM.FontStyle.Normal;
}
AM.FontWeight GetFontWeight()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Bold) != 0)
return AM.FontWeight.Bold;
return AM.FontWeight.Regular;
}
bool IsUnderline()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Underline) != 0)
return true;
return false;
}
}
}
<MSG> add a highlighter based on text segment collection.
<DFF> @@ -1,34 +1,33 @@
using System;
+using System.Collections.Generic;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
-
public abstract class TextTransformation : TextSegment
{
- public TextTransformation(object tag, int startOffset, int endOffset)
+ public TextTransformation(int startOffset, int endOffset)
{
- Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
-
- public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
- public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
- startOffset, endOffset)
+ private readonly Dictionary<int, IBrush> _brushCache;
+
+ public ForegroundTextTransformation(Dictionary<int, IBrush> brushCache, int startOffset, int endOffset, int brushId) : base(startOffset, endOffset)
{
- Foreground = foreground;
+ _brushCache = brushCache;
+ Foreground = brushId;
}
- public IBrush Foreground { get; set; }
+ public int Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
@@ -50,7 +49,7 @@ namespace AvaloniaEdit.TextMate
endOffset = EndOffset;
}
- transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
+ transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, _brushCache[Foreground]);
}
}
}
\ No newline at end of file
| 9 | add a highlighter based on text segment collection. | 10 | .cs | TextMate/TextTransformation | mit | AvaloniaUI/AvaloniaEdit |
10067297 | <NME> TextTransformation.cs
<BEF> using System;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public abstract class TextTransformation : TextSegment
{
public TextTransformation(object tag, int startOffset, int endOffset)
{
Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
startOffset, endOffset)
{
Foreground = foreground;
}
public IBrush Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
}
var formattedOffset = 0;
var endOffset = line.EndOffset;
if (StartOffset > line.Offset)
{
formattedOffset = StartOffset - line.Offset;
}
if (EndOffset < line.EndOffset)
{
endOffset = EndOffset;
}
endOffset = EndOffset;
}
transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
}
}
}
catch(Exception ex)
{
ExceptionHandler?.Invoke(ex);
}
}
AM.FontStyle GetFontStyle()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Italic) != 0)
return AM.FontStyle.Italic;
return AM.FontStyle.Normal;
}
AM.FontWeight GetFontWeight()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Bold) != 0)
return AM.FontWeight.Bold;
return AM.FontWeight.Regular;
}
bool IsUnderline()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Underline) != 0)
return true;
return false;
}
}
}
<MSG> add a highlighter based on text segment collection.
<DFF> @@ -1,34 +1,33 @@
using System;
+using System.Collections.Generic;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
-
public abstract class TextTransformation : TextSegment
{
- public TextTransformation(object tag, int startOffset, int endOffset)
+ public TextTransformation(int startOffset, int endOffset)
{
- Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
-
- public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
- public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
- startOffset, endOffset)
+ private readonly Dictionary<int, IBrush> _brushCache;
+
+ public ForegroundTextTransformation(Dictionary<int, IBrush> brushCache, int startOffset, int endOffset, int brushId) : base(startOffset, endOffset)
{
- Foreground = foreground;
+ _brushCache = brushCache;
+ Foreground = brushId;
}
- public IBrush Foreground { get; set; }
+ public int Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
@@ -50,7 +49,7 @@ namespace AvaloniaEdit.TextMate
endOffset = EndOffset;
}
- transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
+ transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, _brushCache[Foreground]);
}
}
}
\ No newline at end of file
| 9 | add a highlighter based on text segment collection. | 10 | .cs | TextMate/TextTransformation | mit | AvaloniaUI/AvaloniaEdit |
10067298 | <NME> TextTransformation.cs
<BEF> using System;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public abstract class TextTransformation : TextSegment
{
public TextTransformation(object tag, int startOffset, int endOffset)
{
Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
startOffset, endOffset)
{
Foreground = foreground;
}
public IBrush Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
}
var formattedOffset = 0;
var endOffset = line.EndOffset;
if (StartOffset > line.Offset)
{
formattedOffset = StartOffset - line.Offset;
}
if (EndOffset < line.EndOffset)
{
endOffset = EndOffset;
}
endOffset = EndOffset;
}
transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
}
}
}
catch(Exception ex)
{
ExceptionHandler?.Invoke(ex);
}
}
AM.FontStyle GetFontStyle()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Italic) != 0)
return AM.FontStyle.Italic;
return AM.FontStyle.Normal;
}
AM.FontWeight GetFontWeight()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Bold) != 0)
return AM.FontWeight.Bold;
return AM.FontWeight.Regular;
}
bool IsUnderline()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Underline) != 0)
return true;
return false;
}
}
}
<MSG> add a highlighter based on text segment collection.
<DFF> @@ -1,34 +1,33 @@
using System;
+using System.Collections.Generic;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
-
public abstract class TextTransformation : TextSegment
{
- public TextTransformation(object tag, int startOffset, int endOffset)
+ public TextTransformation(int startOffset, int endOffset)
{
- Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
-
- public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
- public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
- startOffset, endOffset)
+ private readonly Dictionary<int, IBrush> _brushCache;
+
+ public ForegroundTextTransformation(Dictionary<int, IBrush> brushCache, int startOffset, int endOffset, int brushId) : base(startOffset, endOffset)
{
- Foreground = foreground;
+ _brushCache = brushCache;
+ Foreground = brushId;
}
- public IBrush Foreground { get; set; }
+ public int Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
@@ -50,7 +49,7 @@ namespace AvaloniaEdit.TextMate
endOffset = EndOffset;
}
- transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
+ transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, _brushCache[Foreground]);
}
}
}
\ No newline at end of file
| 9 | add a highlighter based on text segment collection. | 10 | .cs | TextMate/TextTransformation | mit | AvaloniaUI/AvaloniaEdit |
10067299 | <NME> TextTransformation.cs
<BEF> using System;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public abstract class TextTransformation : TextSegment
{
public TextTransformation(object tag, int startOffset, int endOffset)
{
Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
startOffset, endOffset)
{
Foreground = foreground;
}
public IBrush Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
}
var formattedOffset = 0;
var endOffset = line.EndOffset;
if (StartOffset > line.Offset)
{
formattedOffset = StartOffset - line.Offset;
}
if (EndOffset < line.EndOffset)
{
endOffset = EndOffset;
}
endOffset = EndOffset;
}
transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
}
}
}
catch(Exception ex)
{
ExceptionHandler?.Invoke(ex);
}
}
AM.FontStyle GetFontStyle()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Italic) != 0)
return AM.FontStyle.Italic;
return AM.FontStyle.Normal;
}
AM.FontWeight GetFontWeight()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Bold) != 0)
return AM.FontWeight.Bold;
return AM.FontWeight.Regular;
}
bool IsUnderline()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Underline) != 0)
return true;
return false;
}
}
}
<MSG> add a highlighter based on text segment collection.
<DFF> @@ -1,34 +1,33 @@
using System;
+using System.Collections.Generic;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
-
public abstract class TextTransformation : TextSegment
{
- public TextTransformation(object tag, int startOffset, int endOffset)
+ public TextTransformation(int startOffset, int endOffset)
{
- Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
-
- public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
- public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
- startOffset, endOffset)
+ private readonly Dictionary<int, IBrush> _brushCache;
+
+ public ForegroundTextTransformation(Dictionary<int, IBrush> brushCache, int startOffset, int endOffset, int brushId) : base(startOffset, endOffset)
{
- Foreground = foreground;
+ _brushCache = brushCache;
+ Foreground = brushId;
}
- public IBrush Foreground { get; set; }
+ public int Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
@@ -50,7 +49,7 @@ namespace AvaloniaEdit.TextMate
endOffset = EndOffset;
}
- transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
+ transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, _brushCache[Foreground]);
}
}
}
\ No newline at end of file
| 9 | add a highlighter based on text segment collection. | 10 | .cs | TextMate/TextTransformation | mit | AvaloniaUI/AvaloniaEdit |
10067300 | <NME> TextTransformation.cs
<BEF> using System;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public abstract class TextTransformation : TextSegment
{
public TextTransformation(object tag, int startOffset, int endOffset)
{
Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
startOffset, endOffset)
{
Foreground = foreground;
}
public IBrush Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
}
var formattedOffset = 0;
var endOffset = line.EndOffset;
if (StartOffset > line.Offset)
{
formattedOffset = StartOffset - line.Offset;
}
if (EndOffset < line.EndOffset)
{
endOffset = EndOffset;
}
endOffset = EndOffset;
}
transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
}
}
}
catch(Exception ex)
{
ExceptionHandler?.Invoke(ex);
}
}
AM.FontStyle GetFontStyle()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Italic) != 0)
return AM.FontStyle.Italic;
return AM.FontStyle.Normal;
}
AM.FontWeight GetFontWeight()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Bold) != 0)
return AM.FontWeight.Bold;
return AM.FontWeight.Regular;
}
bool IsUnderline()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Underline) != 0)
return true;
return false;
}
}
}
<MSG> add a highlighter based on text segment collection.
<DFF> @@ -1,34 +1,33 @@
using System;
+using System.Collections.Generic;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
-
public abstract class TextTransformation : TextSegment
{
- public TextTransformation(object tag, int startOffset, int endOffset)
+ public TextTransformation(int startOffset, int endOffset)
{
- Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
-
- public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
- public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
- startOffset, endOffset)
+ private readonly Dictionary<int, IBrush> _brushCache;
+
+ public ForegroundTextTransformation(Dictionary<int, IBrush> brushCache, int startOffset, int endOffset, int brushId) : base(startOffset, endOffset)
{
- Foreground = foreground;
+ _brushCache = brushCache;
+ Foreground = brushId;
}
- public IBrush Foreground { get; set; }
+ public int Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
@@ -50,7 +49,7 @@ namespace AvaloniaEdit.TextMate
endOffset = EndOffset;
}
- transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
+ transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, _brushCache[Foreground]);
}
}
}
\ No newline at end of file
| 9 | add a highlighter based on text segment collection. | 10 | .cs | TextMate/TextTransformation | mit | AvaloniaUI/AvaloniaEdit |
10067301 | <NME> TextTransformation.cs
<BEF> using System;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
public abstract class TextTransformation : TextSegment
{
public TextTransformation(object tag, int startOffset, int endOffset)
{
Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
startOffset, endOffset)
{
Foreground = foreground;
}
public IBrush Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
}
var formattedOffset = 0;
var endOffset = line.EndOffset;
if (StartOffset > line.Offset)
{
formattedOffset = StartOffset - line.Offset;
}
if (EndOffset < line.EndOffset)
{
endOffset = EndOffset;
}
endOffset = EndOffset;
}
transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
}
}
}
catch(Exception ex)
{
ExceptionHandler?.Invoke(ex);
}
}
AM.FontStyle GetFontStyle()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Italic) != 0)
return AM.FontStyle.Italic;
return AM.FontStyle.Normal;
}
AM.FontWeight GetFontWeight()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Bold) != 0)
return AM.FontWeight.Bold;
return AM.FontWeight.Regular;
}
bool IsUnderline()
{
if (FontStyle != TextMateSharp.Themes.FontStyle.NotSet &&
(FontStyle & TextMateSharp.Themes.FontStyle.Underline) != 0)
return true;
return false;
}
}
}
<MSG> add a highlighter based on text segment collection.
<DFF> @@ -1,34 +1,33 @@
using System;
+using System.Collections.Generic;
using Avalonia.Media;
using AvaloniaEdit.Document;
using TextMateSharp.Model;
namespace AvaloniaEdit.TextMate
{
-
public abstract class TextTransformation : TextSegment
{
- public TextTransformation(object tag, int startOffset, int endOffset)
+ public TextTransformation(int startOffset, int endOffset)
{
- Tag = tag;
StartOffset = startOffset;
EndOffset = endOffset;
}
public abstract void Transform(GenericLineTransformer transformer, DocumentLine line);
-
- public object Tag { get; }
}
public class ForegroundTextTransformation : TextTransformation
{
- public ForegroundTextTransformation(object tag, int startOffset, int endOffset, IBrush foreground) : base(tag,
- startOffset, endOffset)
+ private readonly Dictionary<int, IBrush> _brushCache;
+
+ public ForegroundTextTransformation(Dictionary<int, IBrush> brushCache, int startOffset, int endOffset, int brushId) : base(startOffset, endOffset)
{
- Foreground = foreground;
+ _brushCache = brushCache;
+ Foreground = brushId;
}
- public IBrush Foreground { get; set; }
+ public int Foreground { get; set; }
public override void Transform(GenericLineTransformer transformer, DocumentLine line)
{
@@ -50,7 +49,7 @@ namespace AvaloniaEdit.TextMate
endOffset = EndOffset;
}
- transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, Foreground);
+ transformer.SetTextStyle(line, formattedOffset, endOffset - line.Offset - formattedOffset, _brushCache[Foreground]);
}
}
}
\ No newline at end of file
| 9 | add a highlighter based on text segment collection. | 10 | .cs | TextMate/TextTransformation | mit | AvaloniaUI/AvaloniaEdit |
10067302 | <NME> fruitmachine.js
<BEF> /*jslint browser:true, node:true*/
/**
* FruitMachine
*
* Renders layouts/modules from a basic layout definition.
* If views require custom interactions devs can extend
* the basic functionality.
*
* @version 0.3.3
* @copyright The Financial Times Limited [All Rights Reserved]
* @author Wilson Page <[email protected]>
*/
'use strict';
/**
* Module Dependencies
*/
var mod = require('./module');
var define = require('./define');
var utils = require('utils');
var events = require('evt');
/**
* Creates a fruitmachine
*
* Options:
*
* - `Model` A model constructor to use (must have `.toJSON()`)
*
* @param {Object} options
*/
module.exports = function(options) {
/**
* Shortcut method for
* creating lazy views.
*
* @param {Object} options
* @return {Module}
*/
function fm(options) {
var Module = fm.modules[options.module];
if (Module) {
return new Module(options);
}
throw new Error("Unable to find module '" + options.module + "'");
}
fm.create = module.exports;
fm.Model = options.Model;
fm.Events = events;
fm.Module = mod(fm);
fm.define = define(fm);
fm.util = utils;
fm.modules = {};
fm.config = {
templateIterator: 'children',
templateInstance: 'child'
};
// Mixin events and return
return events(fm);
};
// classes in under module type.
FruitMachine.Views = {};
/**
* Util
*/
// the key.
if (key && value) {
this._data[key] = value;
this.trigger('datachange');
return this;
}
if ('object' === typeof key) {
util.extend(this._data, key);
this.trigger('datachange');
return this;
}
},
/**
* Returns an array of children
* that match the query.
*
* @param {String} query
* @return {Array}
*/
children: function(query) {
return this._childHash[query];
},
/**
// duplicate event bindings and shizzle.
if (this.isSetup) this.teardown({ shallow: true });
// Trigger the beforesetup event so that
// FruitMachine plugins can hook into them
FruitMachine.trigger('beforesetup', this);
<MSG> Detailed datachange:<prop> events and improved View#children() method
<DFF> @@ -74,6 +74,11 @@
// classes in under module type.
FruitMachine.Views = {};
+ function error() {
+ if (!console) return;
+ console.error.apply(console, arguments);
+ }
+
/**
* Util
*/
@@ -613,7 +618,8 @@
// the key.
if (key && value) {
this._data[key] = value;
- this.trigger('datachange');
+ this.trigger('datachange', key, value);
+ this.trigger('datachange:' + key, value);
return this;
}
@@ -622,6 +628,7 @@
if ('object' === typeof key) {
util.extend(this._data, key);
this.trigger('datachange');
+ for (var prop in key) this.trigger('datachange:' + key, key[prop]);
return this;
}
},
@@ -643,14 +650,16 @@
/**
* Returns an array of children
- * that match the query.
+ * that match the query. If no
+ * query is passed, all children
+ * are returned.
*
- * @param {String} query
+ * @param {String} [query]
* @return {Array}
*/
children: function(query) {
- return this._childHash[query];
+ return query ? this._childHash[query] : this._children;
},
/**
@@ -704,6 +713,17 @@
// duplicate event bindings and shizzle.
if (this.isSetup) this.teardown({ shallow: true });
+ // If a view doesn't have an element
+ // we will not proceed to setup.
+ //
+ // A view may not have an element
+ // for the following reason
+ // - The {{{fm_classes}}} and {{{fm_attrs}}} hooks
+ // may not be present on the template.
+ // - A child view's html hasn't been printed
+ // into the parent view's template.
+ if (!this.el) return error("FruitMachine - No view.el found for view: '%s'", this.id());
+
// Trigger the beforesetup event so that
// FruitMachine plugins can hook into them
FruitMachine.trigger('beforesetup', this);
| 24 | Detailed datachange:<prop> events and improved View#children() method | 4 | .js | js | mit | ftlabs/fruitmachine |
10067303 | <NME> AvaloniaEdit.csproj
<BEF> <Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
<Version>0.10.10</Version>
</PropertyGroup>
<ItemGroup>
<EmbeddedResource Include="**\*.xshd;**\*.resx;" Exclude="bin\**;obj\**;**\*.xproj;packages\**;@(EmbeddedResource)" />
<AvaloniaResource Include="**\*.xaml;Assets\*;" Exclude="bin\**;obj\**;**\*.xproj;packages\**;@(EmbeddedResource)" />
</ItemGroup>
<ItemGroup>
<None Remove="Search\Assets\CaseSensitive.png" />
<None Remove="Search\Assets\CompleteWord.png" />
<None Remove="Search\Assets\FindNext.png" />
<None Remove="Search\Assets\FindPrevious.png" />
<None Remove="Search\Assets\RegularExpression.png" />
<None Remove="Search\Assets\ReplaceAll.png" />
<None Remove="Search\Assets\ReplaceNext.png" />
</ItemGroup>
<ItemGroup>
<EmbeddedResource Include="Search\Assets\CaseSensitive.png" />
<EmbeddedResource Include="Search\Assets\CompleteWord.png" />
<EmbeddedResource Include="Search\Assets\FindNext.png" />
<EmbeddedResource Include="Search\Assets\FindPrevious.png" />
<EmbeddedResource Include="Search\Assets\RegularExpression.png" />
<EmbeddedResource Include="Search\Assets\ReplaceAll.png" />
<EmbeddedResource Include="Search\Assets\ReplaceNext.png" />
</ItemGroup>
<ItemGroup>
<PackageReference Include="Avalonia" Version="$(AvaloniaVersion)" />
<PackageReference Include="System.Collections.Immutable" Version="1.6.0" />
</ItemGroup>
<ItemGroup>
<Compile Update="SR.Designer.cs">
<DesignTime>True</DesignTime>
<AutoGen>True</AutoGen>
<DependentUpon>SR.resx</DependentUpon>
</Compile>
</ItemGroup>
<ItemGroup>
<EmbeddedResource Update="SR.resx">
<Generator>PublicResXFileCodeGenerator</Generator>
<LastGenOutput>SR.Designer.cs</LastGenOutput>
</EmbeddedResource>
</ItemGroup>
<Target Name="ChangeAliasesOfSystemDrawing" BeforeTargets="FindReferenceAssembliesForReferences;ResolveReferences">
<ItemGroup>
<ReferencePath Condition="'%(FileName)' == 'Splat'">
<Aliases>SystemDrawing</Aliases>
</ReferencePath>
</ItemGroup>
</Target>
</Project>
<MSG> Merge pull request #184 from AvaloniaUI/drop-build.cake
Drop build.cake
<DFF> @@ -3,7 +3,7 @@
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
- <Version>0.10.10</Version>
+ <Version>$(AvaloniaVersion)</Version>
</PropertyGroup>
<ItemGroup>
| 1 | Merge pull request #184 from AvaloniaUI/drop-build.cake | 1 | .csproj | csproj | mit | AvaloniaUI/AvaloniaEdit |
10067304 | <NME> AvaloniaEdit.csproj
<BEF> <Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
<Version>0.10.10</Version>
</PropertyGroup>
<ItemGroup>
<EmbeddedResource Include="**\*.xshd;**\*.resx;" Exclude="bin\**;obj\**;**\*.xproj;packages\**;@(EmbeddedResource)" />
<AvaloniaResource Include="**\*.xaml;Assets\*;" Exclude="bin\**;obj\**;**\*.xproj;packages\**;@(EmbeddedResource)" />
</ItemGroup>
<ItemGroup>
<None Remove="Search\Assets\CaseSensitive.png" />
<None Remove="Search\Assets\CompleteWord.png" />
<None Remove="Search\Assets\FindNext.png" />
<None Remove="Search\Assets\FindPrevious.png" />
<None Remove="Search\Assets\RegularExpression.png" />
<None Remove="Search\Assets\ReplaceAll.png" />
<None Remove="Search\Assets\ReplaceNext.png" />
</ItemGroup>
<ItemGroup>
<EmbeddedResource Include="Search\Assets\CaseSensitive.png" />
<EmbeddedResource Include="Search\Assets\CompleteWord.png" />
<EmbeddedResource Include="Search\Assets\FindNext.png" />
<EmbeddedResource Include="Search\Assets\FindPrevious.png" />
<EmbeddedResource Include="Search\Assets\RegularExpression.png" />
<EmbeddedResource Include="Search\Assets\ReplaceAll.png" />
<EmbeddedResource Include="Search\Assets\ReplaceNext.png" />
</ItemGroup>
<ItemGroup>
<PackageReference Include="Avalonia" Version="$(AvaloniaVersion)" />
<PackageReference Include="System.Collections.Immutable" Version="1.6.0" />
</ItemGroup>
<ItemGroup>
<Compile Update="SR.Designer.cs">
<DesignTime>True</DesignTime>
<AutoGen>True</AutoGen>
<DependentUpon>SR.resx</DependentUpon>
</Compile>
</ItemGroup>
<ItemGroup>
<EmbeddedResource Update="SR.resx">
<Generator>PublicResXFileCodeGenerator</Generator>
<LastGenOutput>SR.Designer.cs</LastGenOutput>
</EmbeddedResource>
</ItemGroup>
<Target Name="ChangeAliasesOfSystemDrawing" BeforeTargets="FindReferenceAssembliesForReferences;ResolveReferences">
<ItemGroup>
<ReferencePath Condition="'%(FileName)' == 'Splat'">
<Aliases>SystemDrawing</Aliases>
</ReferencePath>
</ItemGroup>
</Target>
</Project>
<MSG> Merge pull request #184 from AvaloniaUI/drop-build.cake
Drop build.cake
<DFF> @@ -3,7 +3,7 @@
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
- <Version>0.10.10</Version>
+ <Version>$(AvaloniaVersion)</Version>
</PropertyGroup>
<ItemGroup>
| 1 | Merge pull request #184 from AvaloniaUI/drop-build.cake | 1 | .csproj | csproj | mit | AvaloniaUI/AvaloniaEdit |
10067305 | <NME> AvaloniaEdit.csproj
<BEF> <Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
<Version>0.10.10</Version>
</PropertyGroup>
<ItemGroup>
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<ItemGroup>
<None Remove="Search\Assets\CaseSensitive.png" />
<None Remove="Search\Assets\CompleteWord.png" />
<None Remove="Search\Assets\FindNext.png" />
<None Remove="Search\Assets\FindPrevious.png" />
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<DesignTime>True</DesignTime>
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<ItemGroup>
<EmbeddedResource Update="SR.resx">
<Generator>PublicResXFileCodeGenerator</Generator>
<LastGenOutput>SR.Designer.cs</LastGenOutput>
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<Target Name="ChangeAliasesOfSystemDrawing" BeforeTargets="FindReferenceAssembliesForReferences;ResolveReferences">
<ItemGroup>
<ReferencePath Condition="'%(FileName)' == 'Splat'">
<Aliases>SystemDrawing</Aliases>
</ReferencePath>
</ItemGroup>
</Target>
</Project>
<MSG> Merge pull request #184 from AvaloniaUI/drop-build.cake
Drop build.cake
<DFF> @@ -3,7 +3,7 @@
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
- <Version>0.10.10</Version>
+ <Version>$(AvaloniaVersion)</Version>
</PropertyGroup>
<ItemGroup>
| 1 | Merge pull request #184 from AvaloniaUI/drop-build.cake | 1 | .csproj | csproj | mit | AvaloniaUI/AvaloniaEdit |
10067306 | <NME> AvaloniaEdit.csproj
<BEF> <Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
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<None Remove="Search\Assets\CompleteWord.png" />
<None Remove="Search\Assets\FindNext.png" />
<None Remove="Search\Assets\FindPrevious.png" />
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<DesignTime>True</DesignTime>
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<ItemGroup>
<EmbeddedResource Update="SR.resx">
<Generator>PublicResXFileCodeGenerator</Generator>
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<Target Name="ChangeAliasesOfSystemDrawing" BeforeTargets="FindReferenceAssembliesForReferences;ResolveReferences">
<ItemGroup>
<ReferencePath Condition="'%(FileName)' == 'Splat'">
<Aliases>SystemDrawing</Aliases>
</ReferencePath>
</ItemGroup>
</Target>
</Project>
<MSG> Merge pull request #184 from AvaloniaUI/drop-build.cake
Drop build.cake
<DFF> @@ -3,7 +3,7 @@
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
- <Version>0.10.10</Version>
+ <Version>$(AvaloniaVersion)</Version>
</PropertyGroup>
<ItemGroup>
| 1 | Merge pull request #184 from AvaloniaUI/drop-build.cake | 1 | .csproj | csproj | mit | AvaloniaUI/AvaloniaEdit |
10067307 | <NME> AvaloniaEdit.csproj
<BEF> <Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
<Version>0.10.10</Version>
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<None Remove="Search\Assets\CompleteWord.png" />
<None Remove="Search\Assets\FindNext.png" />
<None Remove="Search\Assets\FindPrevious.png" />
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<EmbeddedResource Include="Search\Assets\ReplaceAll.png" />
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<PackageReference Include="System.Collections.Immutable" Version="1.6.0" />
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<DesignTime>True</DesignTime>
<AutoGen>True</AutoGen>
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<ItemGroup>
<EmbeddedResource Update="SR.resx">
<Generator>PublicResXFileCodeGenerator</Generator>
<LastGenOutput>SR.Designer.cs</LastGenOutput>
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<ItemGroup>
<ReferencePath Condition="'%(FileName)' == 'Splat'">
<Aliases>SystemDrawing</Aliases>
</ReferencePath>
</ItemGroup>
</Target>
</Project>
<MSG> Merge pull request #184 from AvaloniaUI/drop-build.cake
Drop build.cake
<DFF> @@ -3,7 +3,7 @@
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
- <Version>0.10.10</Version>
+ <Version>$(AvaloniaVersion)</Version>
</PropertyGroup>
<ItemGroup>
| 1 | Merge pull request #184 from AvaloniaUI/drop-build.cake | 1 | .csproj | csproj | mit | AvaloniaUI/AvaloniaEdit |
10067308 | <NME> AvaloniaEdit.csproj
<BEF> <Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
<Version>0.10.10</Version>
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<None Remove="Search\Assets\CompleteWord.png" />
<None Remove="Search\Assets\FindNext.png" />
<None Remove="Search\Assets\FindPrevious.png" />
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<DesignTime>True</DesignTime>
<AutoGen>True</AutoGen>
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<ItemGroup>
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<Generator>PublicResXFileCodeGenerator</Generator>
<LastGenOutput>SR.Designer.cs</LastGenOutput>
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<Target Name="ChangeAliasesOfSystemDrawing" BeforeTargets="FindReferenceAssembliesForReferences;ResolveReferences">
<ItemGroup>
<ReferencePath Condition="'%(FileName)' == 'Splat'">
<Aliases>SystemDrawing</Aliases>
</ReferencePath>
</ItemGroup>
</Target>
</Project>
<MSG> Merge pull request #184 from AvaloniaUI/drop-build.cake
Drop build.cake
<DFF> @@ -3,7 +3,7 @@
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
- <Version>0.10.10</Version>
+ <Version>$(AvaloniaVersion)</Version>
</PropertyGroup>
<ItemGroup>
| 1 | Merge pull request #184 from AvaloniaUI/drop-build.cake | 1 | .csproj | csproj | mit | AvaloniaUI/AvaloniaEdit |
10067309 | <NME> AvaloniaEdit.csproj
<BEF> <Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
<Version>0.10.10</Version>
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<None Remove="Search\Assets\CompleteWord.png" />
<None Remove="Search\Assets\FindNext.png" />
<None Remove="Search\Assets\FindPrevious.png" />
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<None Remove="Search\Assets\ReplaceAll.png" />
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<Generator>PublicResXFileCodeGenerator</Generator>
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<ItemGroup>
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<Aliases>SystemDrawing</Aliases>
</ReferencePath>
</ItemGroup>
</Target>
</Project>
<MSG> Merge pull request #184 from AvaloniaUI/drop-build.cake
Drop build.cake
<DFF> @@ -3,7 +3,7 @@
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
- <Version>0.10.10</Version>
+ <Version>$(AvaloniaVersion)</Version>
</PropertyGroup>
<ItemGroup>
| 1 | Merge pull request #184 from AvaloniaUI/drop-build.cake | 1 | .csproj | csproj | mit | AvaloniaUI/AvaloniaEdit |
10067310 | <NME> AvaloniaEdit.csproj
<BEF> <Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
<Version>0.10.10</Version>
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<None Remove="Search\Assets\CompleteWord.png" />
<None Remove="Search\Assets\FindNext.png" />
<None Remove="Search\Assets\FindPrevious.png" />
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<DesignTime>True</DesignTime>
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<Generator>PublicResXFileCodeGenerator</Generator>
<LastGenOutput>SR.Designer.cs</LastGenOutput>
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<ItemGroup>
<ReferencePath Condition="'%(FileName)' == 'Splat'">
<Aliases>SystemDrawing</Aliases>
</ReferencePath>
</ItemGroup>
</Target>
</Project>
<MSG> Merge pull request #184 from AvaloniaUI/drop-build.cake
Drop build.cake
<DFF> @@ -3,7 +3,7 @@
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
- <Version>0.10.10</Version>
+ <Version>$(AvaloniaVersion)</Version>
</PropertyGroup>
<ItemGroup>
| 1 | Merge pull request #184 from AvaloniaUI/drop-build.cake | 1 | .csproj | csproj | mit | AvaloniaUI/AvaloniaEdit |
10067311 | <NME> AvaloniaEdit.csproj
<BEF> <Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
<Version>0.10.10</Version>
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<AvaloniaResource Include="**\*.xaml;Assets\*;" Exclude="bin\**;obj\**;**\*.xproj;packages\**;@(EmbeddedResource)" />
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<None Remove="Search\Assets\CaseSensitive.png" />
<None Remove="Search\Assets\CompleteWord.png" />
<None Remove="Search\Assets\FindNext.png" />
<None Remove="Search\Assets\FindPrevious.png" />
<None Remove="Search\Assets\RegularExpression.png" />
<None Remove="Search\Assets\ReplaceAll.png" />
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<PackageReference Include="System.Collections.Immutable" Version="1.6.0" />
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<Generator>PublicResXFileCodeGenerator</Generator>
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<ItemGroup>
<ReferencePath Condition="'%(FileName)' == 'Splat'">
<Aliases>SystemDrawing</Aliases>
</ReferencePath>
</ItemGroup>
</Target>
</Project>
<MSG> Merge pull request #184 from AvaloniaUI/drop-build.cake
Drop build.cake
<DFF> @@ -3,7 +3,7 @@
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
- <Version>0.10.10</Version>
+ <Version>$(AvaloniaVersion)</Version>
</PropertyGroup>
<ItemGroup>
| 1 | Merge pull request #184 from AvaloniaUI/drop-build.cake | 1 | .csproj | csproj | mit | AvaloniaUI/AvaloniaEdit |
10067312 | <NME> AvaloniaEdit.csproj
<BEF> <Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
<Version>0.10.10</Version>
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<None Remove="Search\Assets\CaseSensitive.png" />
<None Remove="Search\Assets\CompleteWord.png" />
<None Remove="Search\Assets\FindNext.png" />
<None Remove="Search\Assets\FindPrevious.png" />
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<None Remove="Search\Assets\ReplaceAll.png" />
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<PackageReference Include="System.Collections.Immutable" Version="1.6.0" />
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<Compile Update="SR.Designer.cs">
<DesignTime>True</DesignTime>
<AutoGen>True</AutoGen>
<DependentUpon>SR.resx</DependentUpon>
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<EmbeddedResource Update="SR.resx">
<Generator>PublicResXFileCodeGenerator</Generator>
<LastGenOutput>SR.Designer.cs</LastGenOutput>
</EmbeddedResource>
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<Target Name="ChangeAliasesOfSystemDrawing" BeforeTargets="FindReferenceAssembliesForReferences;ResolveReferences">
<ItemGroup>
<ReferencePath Condition="'%(FileName)' == 'Splat'">
<Aliases>SystemDrawing</Aliases>
</ReferencePath>
</ItemGroup>
</Target>
</Project>
<MSG> Merge pull request #184 from AvaloniaUI/drop-build.cake
Drop build.cake
<DFF> @@ -3,7 +3,7 @@
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
- <Version>0.10.10</Version>
+ <Version>$(AvaloniaVersion)</Version>
</PropertyGroup>
<ItemGroup>
| 1 | Merge pull request #184 from AvaloniaUI/drop-build.cake | 1 | .csproj | csproj | mit | AvaloniaUI/AvaloniaEdit |
10067313 | <NME> AvaloniaEdit.csproj
<BEF> <Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
<Version>0.10.10</Version>
</PropertyGroup>
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<AvaloniaResource Include="**\*.xaml;Assets\*;" Exclude="bin\**;obj\**;**\*.xproj;packages\**;@(EmbeddedResource)" />
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<None Remove="Search\Assets\CaseSensitive.png" />
<None Remove="Search\Assets\CompleteWord.png" />
<None Remove="Search\Assets\FindNext.png" />
<None Remove="Search\Assets\FindPrevious.png" />
<None Remove="Search\Assets\RegularExpression.png" />
<None Remove="Search\Assets\ReplaceAll.png" />
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<EmbeddedResource Include="Search\Assets\CompleteWord.png" />
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<EmbeddedResource Include="Search\Assets\RegularExpression.png" />
<EmbeddedResource Include="Search\Assets\ReplaceAll.png" />
<EmbeddedResource Include="Search\Assets\ReplaceNext.png" />
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<ItemGroup>
<PackageReference Include="Avalonia" Version="$(AvaloniaVersion)" />
<PackageReference Include="System.Collections.Immutable" Version="1.6.0" />
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<ItemGroup>
<Compile Update="SR.Designer.cs">
<DesignTime>True</DesignTime>
<AutoGen>True</AutoGen>
<DependentUpon>SR.resx</DependentUpon>
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<ItemGroup>
<EmbeddedResource Update="SR.resx">
<Generator>PublicResXFileCodeGenerator</Generator>
<LastGenOutput>SR.Designer.cs</LastGenOutput>
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<Target Name="ChangeAliasesOfSystemDrawing" BeforeTargets="FindReferenceAssembliesForReferences;ResolveReferences">
<ItemGroup>
<ReferencePath Condition="'%(FileName)' == 'Splat'">
<Aliases>SystemDrawing</Aliases>
</ReferencePath>
</ItemGroup>
</Target>
</Project>
<MSG> Merge pull request #184 from AvaloniaUI/drop-build.cake
Drop build.cake
<DFF> @@ -3,7 +3,7 @@
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
- <Version>0.10.10</Version>
+ <Version>$(AvaloniaVersion)</Version>
</PropertyGroup>
<ItemGroup>
| 1 | Merge pull request #184 from AvaloniaUI/drop-build.cake | 1 | .csproj | csproj | mit | AvaloniaUI/AvaloniaEdit |
10067314 | <NME> AvaloniaEdit.csproj
<BEF> <Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
<Version>0.10.10</Version>
</PropertyGroup>
<ItemGroup>
<EmbeddedResource Include="**\*.xshd;**\*.resx;" Exclude="bin\**;obj\**;**\*.xproj;packages\**;@(EmbeddedResource)" />
<AvaloniaResource Include="**\*.xaml;Assets\*;" Exclude="bin\**;obj\**;**\*.xproj;packages\**;@(EmbeddedResource)" />
</ItemGroup>
<ItemGroup>
<None Remove="Search\Assets\CaseSensitive.png" />
<None Remove="Search\Assets\CompleteWord.png" />
<None Remove="Search\Assets\FindNext.png" />
<None Remove="Search\Assets\FindPrevious.png" />
<None Remove="Search\Assets\RegularExpression.png" />
<None Remove="Search\Assets\ReplaceAll.png" />
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<DesignTime>True</DesignTime>
<AutoGen>True</AutoGen>
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<ItemGroup>
<EmbeddedResource Update="SR.resx">
<Generator>PublicResXFileCodeGenerator</Generator>
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<Target Name="ChangeAliasesOfSystemDrawing" BeforeTargets="FindReferenceAssembliesForReferences;ResolveReferences">
<ItemGroup>
<ReferencePath Condition="'%(FileName)' == 'Splat'">
<Aliases>SystemDrawing</Aliases>
</ReferencePath>
</ItemGroup>
</Target>
</Project>
<MSG> Merge pull request #184 from AvaloniaUI/drop-build.cake
Drop build.cake
<DFF> @@ -3,7 +3,7 @@
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
- <Version>0.10.10</Version>
+ <Version>$(AvaloniaVersion)</Version>
</PropertyGroup>
<ItemGroup>
| 1 | Merge pull request #184 from AvaloniaUI/drop-build.cake | 1 | .csproj | csproj | mit | AvaloniaUI/AvaloniaEdit |
10067315 | <NME> AvaloniaEdit.csproj
<BEF> <Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
<Version>0.10.10</Version>
</PropertyGroup>
<ItemGroup>
<EmbeddedResource Include="**\*.xshd;**\*.resx;" Exclude="bin\**;obj\**;**\*.xproj;packages\**;@(EmbeddedResource)" />
<AvaloniaResource Include="**\*.xaml;Assets\*;" Exclude="bin\**;obj\**;**\*.xproj;packages\**;@(EmbeddedResource)" />
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<ItemGroup>
<None Remove="Search\Assets\CaseSensitive.png" />
<None Remove="Search\Assets\CompleteWord.png" />
<None Remove="Search\Assets\FindNext.png" />
<None Remove="Search\Assets\FindPrevious.png" />
<None Remove="Search\Assets\RegularExpression.png" />
<None Remove="Search\Assets\ReplaceAll.png" />
<None Remove="Search\Assets\ReplaceNext.png" />
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<EmbeddedResource Include="Search\Assets\CompleteWord.png" />
<EmbeddedResource Include="Search\Assets\FindNext.png" />
<EmbeddedResource Include="Search\Assets\FindPrevious.png" />
<EmbeddedResource Include="Search\Assets\RegularExpression.png" />
<EmbeddedResource Include="Search\Assets\ReplaceAll.png" />
<EmbeddedResource Include="Search\Assets\ReplaceNext.png" />
</ItemGroup>
<ItemGroup>
<PackageReference Include="Avalonia" Version="$(AvaloniaVersion)" />
<PackageReference Include="System.Collections.Immutable" Version="1.6.0" />
</ItemGroup>
<ItemGroup>
<Compile Update="SR.Designer.cs">
<DesignTime>True</DesignTime>
<AutoGen>True</AutoGen>
<DependentUpon>SR.resx</DependentUpon>
</Compile>
</ItemGroup>
<ItemGroup>
<EmbeddedResource Update="SR.resx">
<Generator>PublicResXFileCodeGenerator</Generator>
<LastGenOutput>SR.Designer.cs</LastGenOutput>
</EmbeddedResource>
</ItemGroup>
<Target Name="ChangeAliasesOfSystemDrawing" BeforeTargets="FindReferenceAssembliesForReferences;ResolveReferences">
<ItemGroup>
<ReferencePath Condition="'%(FileName)' == 'Splat'">
<Aliases>SystemDrawing</Aliases>
</ReferencePath>
</ItemGroup>
</Target>
</Project>
<MSG> Merge pull request #184 from AvaloniaUI/drop-build.cake
Drop build.cake
<DFF> @@ -3,7 +3,7 @@
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
- <Version>0.10.10</Version>
+ <Version>$(AvaloniaVersion)</Version>
</PropertyGroup>
<ItemGroup>
| 1 | Merge pull request #184 from AvaloniaUI/drop-build.cake | 1 | .csproj | csproj | mit | AvaloniaUI/AvaloniaEdit |
10067316 | <NME> AvaloniaEdit.csproj
<BEF> <Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
<Version>0.10.10</Version>
</PropertyGroup>
<ItemGroup>
<EmbeddedResource Include="**\*.xshd;**\*.resx;" Exclude="bin\**;obj\**;**\*.xproj;packages\**;@(EmbeddedResource)" />
<AvaloniaResource Include="**\*.xaml;Assets\*;" Exclude="bin\**;obj\**;**\*.xproj;packages\**;@(EmbeddedResource)" />
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<ItemGroup>
<None Remove="Search\Assets\CaseSensitive.png" />
<None Remove="Search\Assets\CompleteWord.png" />
<None Remove="Search\Assets\FindNext.png" />
<None Remove="Search\Assets\FindPrevious.png" />
<None Remove="Search\Assets\RegularExpression.png" />
<None Remove="Search\Assets\ReplaceAll.png" />
<None Remove="Search\Assets\ReplaceNext.png" />
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<ItemGroup>
<EmbeddedResource Include="Search\Assets\CaseSensitive.png" />
<EmbeddedResource Include="Search\Assets\CompleteWord.png" />
<EmbeddedResource Include="Search\Assets\FindNext.png" />
<EmbeddedResource Include="Search\Assets\FindPrevious.png" />
<EmbeddedResource Include="Search\Assets\RegularExpression.png" />
<EmbeddedResource Include="Search\Assets\ReplaceAll.png" />
<EmbeddedResource Include="Search\Assets\ReplaceNext.png" />
</ItemGroup>
<ItemGroup>
<PackageReference Include="Avalonia" Version="$(AvaloniaVersion)" />
<PackageReference Include="System.Collections.Immutable" Version="1.6.0" />
</ItemGroup>
<ItemGroup>
<Compile Update="SR.Designer.cs">
<DesignTime>True</DesignTime>
<AutoGen>True</AutoGen>
<DependentUpon>SR.resx</DependentUpon>
</Compile>
</ItemGroup>
<ItemGroup>
<EmbeddedResource Update="SR.resx">
<Generator>PublicResXFileCodeGenerator</Generator>
<LastGenOutput>SR.Designer.cs</LastGenOutput>
</EmbeddedResource>
</ItemGroup>
<Target Name="ChangeAliasesOfSystemDrawing" BeforeTargets="FindReferenceAssembliesForReferences;ResolveReferences">
<ItemGroup>
<ReferencePath Condition="'%(FileName)' == 'Splat'">
<Aliases>SystemDrawing</Aliases>
</ReferencePath>
</ItemGroup>
</Target>
</Project>
<MSG> Merge pull request #184 from AvaloniaUI/drop-build.cake
Drop build.cake
<DFF> @@ -3,7 +3,7 @@
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
- <Version>0.10.10</Version>
+ <Version>$(AvaloniaVersion)</Version>
</PropertyGroup>
<ItemGroup>
| 1 | Merge pull request #184 from AvaloniaUI/drop-build.cake | 1 | .csproj | csproj | mit | AvaloniaUI/AvaloniaEdit |
10067317 | <NME> AvaloniaEdit.csproj
<BEF> <Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
<Version>0.10.10</Version>
</PropertyGroup>
<ItemGroup>
<EmbeddedResource Include="**\*.xshd;**\*.resx;" Exclude="bin\**;obj\**;**\*.xproj;packages\**;@(EmbeddedResource)" />
<AvaloniaResource Include="**\*.xaml;Assets\*;" Exclude="bin\**;obj\**;**\*.xproj;packages\**;@(EmbeddedResource)" />
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<ItemGroup>
<None Remove="Search\Assets\CaseSensitive.png" />
<None Remove="Search\Assets\CompleteWord.png" />
<None Remove="Search\Assets\FindNext.png" />
<None Remove="Search\Assets\FindPrevious.png" />
<None Remove="Search\Assets\RegularExpression.png" />
<None Remove="Search\Assets\ReplaceAll.png" />
<None Remove="Search\Assets\ReplaceNext.png" />
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<ItemGroup>
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<EmbeddedResource Include="Search\Assets\CompleteWord.png" />
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<EmbeddedResource Include="Search\Assets\FindPrevious.png" />
<EmbeddedResource Include="Search\Assets\RegularExpression.png" />
<EmbeddedResource Include="Search\Assets\ReplaceAll.png" />
<EmbeddedResource Include="Search\Assets\ReplaceNext.png" />
</ItemGroup>
<ItemGroup>
<PackageReference Include="Avalonia" Version="$(AvaloniaVersion)" />
<PackageReference Include="System.Collections.Immutable" Version="1.6.0" />
</ItemGroup>
<ItemGroup>
<Compile Update="SR.Designer.cs">
<DesignTime>True</DesignTime>
<AutoGen>True</AutoGen>
<DependentUpon>SR.resx</DependentUpon>
</Compile>
</ItemGroup>
<ItemGroup>
<EmbeddedResource Update="SR.resx">
<Generator>PublicResXFileCodeGenerator</Generator>
<LastGenOutput>SR.Designer.cs</LastGenOutput>
</EmbeddedResource>
</ItemGroup>
<Target Name="ChangeAliasesOfSystemDrawing" BeforeTargets="FindReferenceAssembliesForReferences;ResolveReferences">
<ItemGroup>
<ReferencePath Condition="'%(FileName)' == 'Splat'">
<Aliases>SystemDrawing</Aliases>
</ReferencePath>
</ItemGroup>
</Target>
</Project>
<MSG> Merge pull request #184 from AvaloniaUI/drop-build.cake
Drop build.cake
<DFF> @@ -3,7 +3,7 @@
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<WarningsNotAsErrors>0612,0618</WarningsNotAsErrors>
- <Version>0.10.10</Version>
+ <Version>$(AvaloniaVersion)</Version>
</PropertyGroup>
<ItemGroup>
| 1 | Merge pull request #184 from AvaloniaUI/drop-build.cake | 1 | .csproj | csproj | mit | AvaloniaUI/AvaloniaEdit |
10067318 | <NME> Directory.Build.props
<BEF> <Project>
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
<AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
</PropertyGroup>
</Project>
<VersionSuffix>beta</VersionSuffix>
</PropertyGroup>
</Project>
<MSG> update to avalonia preview 7
<DFF> @@ -2,6 +2,6 @@
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
- <AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
+ <AvaloniaVersion>0.9.0-preview7</AvaloniaVersion>
</PropertyGroup>
</Project>
\ No newline at end of file
| 1 | update to avalonia preview 7 | 1 | .props | Build | mit | AvaloniaUI/AvaloniaEdit |
10067319 | <NME> Directory.Build.props
<BEF> <Project>
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
<AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
</PropertyGroup>
</Project>
<VersionSuffix>beta</VersionSuffix>
</PropertyGroup>
</Project>
<MSG> update to avalonia preview 7
<DFF> @@ -2,6 +2,6 @@
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
- <AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
+ <AvaloniaVersion>0.9.0-preview7</AvaloniaVersion>
</PropertyGroup>
</Project>
\ No newline at end of file
| 1 | update to avalonia preview 7 | 1 | .props | Build | mit | AvaloniaUI/AvaloniaEdit |
10067320 | <NME> Directory.Build.props
<BEF> <Project>
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
<AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
</PropertyGroup>
</Project>
<VersionSuffix>beta</VersionSuffix>
</PropertyGroup>
</Project>
<MSG> update to avalonia preview 7
<DFF> @@ -2,6 +2,6 @@
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
- <AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
+ <AvaloniaVersion>0.9.0-preview7</AvaloniaVersion>
</PropertyGroup>
</Project>
\ No newline at end of file
| 1 | update to avalonia preview 7 | 1 | .props | Build | mit | AvaloniaUI/AvaloniaEdit |
10067321 | <NME> Directory.Build.props
<BEF> <Project>
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
<AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
</PropertyGroup>
</Project>
<VersionSuffix>beta</VersionSuffix>
</PropertyGroup>
</Project>
<MSG> update to avalonia preview 7
<DFF> @@ -2,6 +2,6 @@
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
- <AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
+ <AvaloniaVersion>0.9.0-preview7</AvaloniaVersion>
</PropertyGroup>
</Project>
\ No newline at end of file
| 1 | update to avalonia preview 7 | 1 | .props | Build | mit | AvaloniaUI/AvaloniaEdit |
10067322 | <NME> Directory.Build.props
<BEF> <Project>
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
<AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
</PropertyGroup>
</Project>
<VersionSuffix>beta</VersionSuffix>
</PropertyGroup>
</Project>
<MSG> update to avalonia preview 7
<DFF> @@ -2,6 +2,6 @@
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
- <AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
+ <AvaloniaVersion>0.9.0-preview7</AvaloniaVersion>
</PropertyGroup>
</Project>
\ No newline at end of file
| 1 | update to avalonia preview 7 | 1 | .props | Build | mit | AvaloniaUI/AvaloniaEdit |
10067323 | <NME> Directory.Build.props
<BEF> <Project>
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
<AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
</PropertyGroup>
</Project>
<VersionSuffix>beta</VersionSuffix>
</PropertyGroup>
</Project>
<MSG> update to avalonia preview 7
<DFF> @@ -2,6 +2,6 @@
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
- <AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
+ <AvaloniaVersion>0.9.0-preview7</AvaloniaVersion>
</PropertyGroup>
</Project>
\ No newline at end of file
| 1 | update to avalonia preview 7 | 1 | .props | Build | mit | AvaloniaUI/AvaloniaEdit |
10067324 | <NME> Directory.Build.props
<BEF> <Project>
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
<AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
</PropertyGroup>
</Project>
<VersionSuffix>beta</VersionSuffix>
</PropertyGroup>
</Project>
<MSG> update to avalonia preview 7
<DFF> @@ -2,6 +2,6 @@
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
- <AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
+ <AvaloniaVersion>0.9.0-preview7</AvaloniaVersion>
</PropertyGroup>
</Project>
\ No newline at end of file
| 1 | update to avalonia preview 7 | 1 | .props | Build | mit | AvaloniaUI/AvaloniaEdit |
10067325 | <NME> Directory.Build.props
<BEF> <Project>
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
<AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
</PropertyGroup>
</Project>
<VersionSuffix>beta</VersionSuffix>
</PropertyGroup>
</Project>
<MSG> update to avalonia preview 7
<DFF> @@ -2,6 +2,6 @@
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
- <AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
+ <AvaloniaVersion>0.9.0-preview7</AvaloniaVersion>
</PropertyGroup>
</Project>
\ No newline at end of file
| 1 | update to avalonia preview 7 | 1 | .props | Build | mit | AvaloniaUI/AvaloniaEdit |
10067326 | <NME> Directory.Build.props
<BEF> <Project>
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
<AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
</PropertyGroup>
</Project>
<VersionSuffix>beta</VersionSuffix>
</PropertyGroup>
</Project>
<MSG> update to avalonia preview 7
<DFF> @@ -2,6 +2,6 @@
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
- <AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
+ <AvaloniaVersion>0.9.0-preview7</AvaloniaVersion>
</PropertyGroup>
</Project>
\ No newline at end of file
| 1 | update to avalonia preview 7 | 1 | .props | Build | mit | AvaloniaUI/AvaloniaEdit |
10067327 | <NME> Directory.Build.props
<BEF> <Project>
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
<AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
</PropertyGroup>
</Project>
<VersionSuffix>beta</VersionSuffix>
</PropertyGroup>
</Project>
<MSG> update to avalonia preview 7
<DFF> @@ -2,6 +2,6 @@
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
- <AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
+ <AvaloniaVersion>0.9.0-preview7</AvaloniaVersion>
</PropertyGroup>
</Project>
\ No newline at end of file
| 1 | update to avalonia preview 7 | 1 | .props | Build | mit | AvaloniaUI/AvaloniaEdit |
10067328 | <NME> Directory.Build.props
<BEF> <Project>
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
<AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
</PropertyGroup>
</Project>
<VersionSuffix>beta</VersionSuffix>
</PropertyGroup>
</Project>
<MSG> update to avalonia preview 7
<DFF> @@ -2,6 +2,6 @@
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
- <AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
+ <AvaloniaVersion>0.9.0-preview7</AvaloniaVersion>
</PropertyGroup>
</Project>
\ No newline at end of file
| 1 | update to avalonia preview 7 | 1 | .props | Build | mit | AvaloniaUI/AvaloniaEdit |
10067329 | <NME> Directory.Build.props
<BEF> <Project>
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
<AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
</PropertyGroup>
</Project>
<VersionSuffix>beta</VersionSuffix>
</PropertyGroup>
</Project>
<MSG> update to avalonia preview 7
<DFF> @@ -2,6 +2,6 @@
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
- <AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
+ <AvaloniaVersion>0.9.0-preview7</AvaloniaVersion>
</PropertyGroup>
</Project>
\ No newline at end of file
| 1 | update to avalonia preview 7 | 1 | .props | Build | mit | AvaloniaUI/AvaloniaEdit |
10067330 | <NME> Directory.Build.props
<BEF> <Project>
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
<AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
</PropertyGroup>
</Project>
<VersionSuffix>beta</VersionSuffix>
</PropertyGroup>
</Project>
<MSG> update to avalonia preview 7
<DFF> @@ -2,6 +2,6 @@
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
- <AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
+ <AvaloniaVersion>0.9.0-preview7</AvaloniaVersion>
</PropertyGroup>
</Project>
\ No newline at end of file
| 1 | update to avalonia preview 7 | 1 | .props | Build | mit | AvaloniaUI/AvaloniaEdit |
10067331 | <NME> Directory.Build.props
<BEF> <Project>
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
<AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
</PropertyGroup>
</Project>
<VersionSuffix>beta</VersionSuffix>
</PropertyGroup>
</Project>
<MSG> update to avalonia preview 7
<DFF> @@ -2,6 +2,6 @@
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
- <AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
+ <AvaloniaVersion>0.9.0-preview7</AvaloniaVersion>
</PropertyGroup>
</Project>
\ No newline at end of file
| 1 | update to avalonia preview 7 | 1 | .props | Build | mit | AvaloniaUI/AvaloniaEdit |
10067332 | <NME> Directory.Build.props
<BEF> <Project>
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
<AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
</PropertyGroup>
</Project>
<VersionSuffix>beta</VersionSuffix>
</PropertyGroup>
</Project>
<MSG> update to avalonia preview 7
<DFF> @@ -2,6 +2,6 @@
<PropertyGroup>
<LangVersion>7.1</LangVersion>
<TreatWarningsAsErrors>true</TreatWarningsAsErrors>
- <AvaloniaVersion>0.9.0-preview5</AvaloniaVersion>
+ <AvaloniaVersion>0.9.0-preview7</AvaloniaVersion>
</PropertyGroup>
</Project>
\ No newline at end of file
| 1 | update to avalonia preview 7 | 1 | .props | Build | mit | AvaloniaUI/AvaloniaEdit |
10067333 | <NME> .travis.yml
<BEF> script:
- "npm test"
language: node_js
node_js:
- "0.12"
sudo: false
<MSG> Bump travis node version to match what many packages require
<DFF> @@ -4,6 +4,6 @@ script:
language: node_js
node_js:
- - "0.12"
+ - "6"
sudo: false
| 1 | Bump travis node version to match what many packages require | 1 | .yml | travis | mit | ftlabs/fruitmachine |
10067334 | <NME> README.md
<BEF> # FruitMachine [](https://travis-ci.com/ftlabs/fruitmachine) [](https://coveralls.io/r/ftlabs/fruitmachine)
A lightweight component layout engine for client and server.
### View();
<p>View constructor</p>
### create();
<p>Creates a new FruitMachine view using the options passed.</p>
### View#trigger();
<p>Proxies the standard Event.trigger method so that we can add bubble functionality.</p>
### View#id();
<p>Returns a decendent module by id, or if called with no arguments, returns this view's id.</p>
### View#child();
<p>Returns the first child view that matches the query.</p>
### View#children();
<p>Allows three ways to return a view's children and direct children, depending on arguments passed.</p>
### View#each();
<p>Calls the passed function for each of the view's children.</p>
### View#remove();
<p>Removes the View's element from the DOM.</p>
### View#empty();
<p>Destroys all children.</p>
### View#closestElement();
<p>Returns the closest root view element, walking up the chain until it finds one.</p>
### View#getElement();
<p>Returns the View's root element.</p>
### View#setElement();
<p>Sets a root element on a view. If the view already has a root element, it is replaced.</p>
### View#purgeElementCaches();
<p>Recursively purges the element cache.</p>
### View#data();
<p>A single method for getting and setting view data.</p>
### View#inDOM();
<p>Detects whether a view is in the DOM (useful for debugging).</p>
### View#toNode();
<p>Templates the whole view and turns it into a real node.</p>
### View#inject();
<p>Empties the destination element and appends the view into it.</p>
### View#appendTo();
<p>Appends the view element into the destination element.</p>
### View#toJSON();
<p>Returns a JSON represention of a FruitMachine View. This can be generated serverside and passed into new FruitMachine(json) to inflate serverside rendered views.</p>
### Model#get();
<p>Gets a value by key</p>
### module();
<p>Creates and registers a FruitMachine view constructor.</p>
### clear();
<p>Removes a module from the module store.</p>
### helper();
<p>Registers a helper</p>
### clear();
<p>Clears one or all registered helpers.</p>
### templates();
<p>Registers templates, or overwrites the <code>getTemplate</code> method with a custom template getter function.</p>
### getTemplate();
<p>The default get template method if FruitMachine.template is passed a function, this gets overwritten by that.</p>
### clear();
<p>Clear reference to a module's template, or clear all template references and resets the template getter method.</p>
### FruitMachine();
<p>The main library namespace doubling as a convenient alias for creating new views.</p>
## License
<MSG> Added discription.body and test using option
<DFF> @@ -5,115 +5,246 @@ Assembles dynamic views on the client and server.
### View();
-<p>View constructor</p>
+View constructor
+
+
### create();
-<p>Creates a new FruitMachine view using the options passed.</p>
+Creates a new FruitMachine view
+using the options passed.
+
+If a module parameter is passed
+we attempt to find a registered
+module of that name to intantiate,
+else we use a default view instance.
### View#trigger();
-<p>Proxies the standard Event.trigger method so that we can add bubble functionality.</p>
+Proxies the standard Event.trigger
+method so that we can add bubble
+functionality.
+
+Options:
+
+ - `propagate` States whether the event
+ should bubble through parent views.
### View#id();
-<p>Returns a decendent module by id, or if called with no arguments, returns this view's id.</p>
+Returns a decendent module
+by id, or if called with no
+arguments, returns this view's id.
+
+
### View#child();
-<p>Returns the first child view that matches the query.</p>
+Returns the first child
+view that matches the query.
+
+Example:
+
+ var child = view.child(<id>);
+ var child = view.child(<module>);
### View#children();
-<p>Allows three ways to return a view's children and direct children, depending on arguments passed.</p>
+Allows three ways to return
+a view's children and direct
+children, depending on arguments
+passed.
+
+Example:
+
+ // Return all direct children
+ view.children();
+
+ // Return all children that match query.
+ view.children('orange');
### View#each();
-<p>Calls the passed function for each of the view's children.</p>
+Calls the passed function
+for each of the view's
+children.
+
+
### View#remove();
-<p>Removes the View's element from the DOM.</p>
+Removes the View's element
+from the DOM.
+
+
### View#empty();
-<p>Destroys all children.</p>
+Destroys all children.
+
+
### View#closestElement();
-<p>Returns the closest root view element, walking up the chain until it finds one.</p>
+Returns the closest root view
+element, walking up the chain
+until it finds one.
+
+
### View#getElement();
-<p>Returns the View's root element.</p>
+Returns the View's root element.
+
+If a cache is present it is used,
+else we search the DOM, else we
+find the closest element and
+perform a querySelector using
+the view._fmid.
### View#setElement();
-<p>Sets a root element on a view. If the view already has a root element, it is replaced.</p>
+Sets a root element on a view.
+If the view already has a root
+element, it is replaced.
+
+IMPORTANT: All descendent root
+element caches are purged so that
+the new correct elements are retrieved
+next time View#getElement is called.
### View#purgeElementCaches();
-<p>Recursively purges the element cache.</p>
+Recursively purges the
+element cache.
+
+
### View#data();
-<p>A single method for getting and setting view data.</p>
+A single method for getting
+and setting view data.
+
+Example:
+
+ // Getters
+ var all = view.data();
+ var one = view.data('myKey');
+
+ // Setters
+ view.data('myKey', 'my value');
+ view.data({
+ myKey: 'my value',
+ anotherKey: 10
+ });
### View#inDOM();
-<p>Detects whether a view is in the DOM (useful for debugging).</p>
+Detects whether a view is in
+the DOM (useful for debugging).
+
+
### View#toNode();
-<p>Templates the whole view and turns it into a real node.</p>
+Templates the whole view and turns
+it into a real node.
+
+
### View#inject();
-<p>Empties the destination element and appends the view into it.</p>
+Empties the destination element
+and appends the view into it.
+
+
### View#appendTo();
-<p>Appends the view element into the destination element.</p>
+Appends the view element into
+the destination element.
+
+
### View#toJSON();
-<p>Returns a JSON represention of a FruitMachine View. This can be generated serverside and passed into new FruitMachine(json) to inflate serverside rendered views.</p>
+Returns a JSON represention of
+a FruitMachine View. This can
+be generated serverside and
+passed into new FruitMachine(json)
+to inflate serverside rendered
+views.
+
+
### Model#get();
-<p>Gets a value by key</p>
+Gets a value by key
+
+If no key is given, the
+whole model is returned.
### module();
-<p>Creates and registers a FruitMachine view constructor.</p>
+Creates and registers a
+FruitMachine view constructor.
+
+
### clear();
-<p>Removes a module from the module store.</p>
+Removes a module
+from the module store.
+
+If no module key is passed
+the entire store is cleared.
### helper();
-<p>Registers a helper</p>
+Registers a helper
+
+
### clear();
-<p>Clears one or all registered helpers.</p>
+Clears one or all
+registered helpers.
+
+
### templates();
-<p>Registers templates, or overwrites the <code>getTemplate</code> method with a custom template getter function.</p>
+Registers templates, or overwrites
+the `getTemplate` method with a
+custom template getter function.
+
+
### getTemplate();
-<p>The default get template method if FruitMachine.template is passed a function, this gets overwritten by that.</p>
+The default get template method
+if FruitMachine.template is passed
+a function, this gets overwritten
+by that.
+
+
### clear();
-<p>Clear reference to a module's template, or clear all template references and resets the template getter method.</p>
+Clear reference to a module's
+template, or clear all template
+references and resets the template
+getter method.
+
+
### FruitMachine();
-<p>The main library namespace doubling as a convenient alias for creating new views.</p>
+The main library namespace doubling
+as a convenient alias for creating
+new views.
+
+
## License
| 159 | Added discription.body and test using option | 28 | .md | md | mit | ftlabs/fruitmachine |
10067335 | <NME> TextEditor.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.ComponentModel;
using System.IO;
using System.Linq;
using System.Text;
using Avalonia;
using AvaloniaEdit.Document;
using AvaloniaEdit.Editing;
using AvaloniaEdit.Highlighting;
using AvaloniaEdit.Rendering;
using AvaloniaEdit.Utils;
using Avalonia.Controls;
using Avalonia.Controls.Primitives;
using Avalonia.Controls.Shapes;
using Avalonia.Input;
using Avalonia.Interactivity;
using Avalonia.LogicalTree;
using Avalonia.Media;
using Avalonia.Data;
using AvaloniaEdit.Search;
namespace AvaloniaEdit
{
/// <summary>
/// The text editor control.
/// Contains a scrollable TextArea.
/// </summary>
public class TextEditor : TemplatedControl, ITextEditorComponent
{
#region Constructors
static TextEditor()
{
FocusableProperty.OverrideDefaultValue<TextEditor>(true);
HorizontalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
VerticalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
OptionsProperty.Changed.Subscribe(OnOptionsChanged);
DocumentProperty.Changed.Subscribe(OnDocumentChanged);
SyntaxHighlightingProperty.Changed.Subscribe(OnSyntaxHighlightingChanged);
IsReadOnlyProperty.Changed.Subscribe(OnIsReadOnlyChanged);
IsModifiedProperty.Changed.Subscribe(OnIsModifiedChanged);
ShowLineNumbersProperty.Changed.Subscribe(OnShowLineNumbersChanged);
LineNumbersForegroundProperty.Changed.Subscribe(OnLineNumbersForegroundChanged);
FontFamilyProperty.Changed.Subscribe(OnFontFamilyPropertyChanged);
FontSizeProperty.Changed.Subscribe(OnFontSizePropertyChanged);
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
public TextEditor() : this(new TextArea())
{
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
protected TextEditor(TextArea textArea) : this(textArea, new TextDocument())
protected TextEditor(TextArea textArea, TextDocument document)
{
TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
textArea.TextView.Services.AddService(this);
SetValue(OptionsProperty, textArea.Options);
SetValue(DocumentProperty, document);
textArea[!BackgroundProperty] = this[!BackgroundProperty];
}
#endregion
protected override void OnGotFocus(GotFocusEventArgs e)
{
base.OnGotFocus(e);
TextArea.Focus();
e.Handled = true;
}
#region Document property
/// <summary>
/// Document property.
/// </summary>
public static readonly StyledProperty<TextDocument> DocumentProperty
= TextView.DocumentProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the document displayed by the text editor.
/// This is a dependency property.
/// </summary>
public TextDocument Document
{
get => GetValue(DocumentProperty);
set => SetValue(DocumentProperty, value);
}
/// <summary>
/// Occurs when the document property has changed.
/// </summary>
public event EventHandler DocumentChanged;
/// <summary>
/// Raises the <see cref="DocumentChanged"/> event.
/// </summary>
protected virtual void OnDocumentChanged(EventArgs e)
{
DocumentChanged?.Invoke(this, e);
}
private static void OnDocumentChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnDocumentChanged((TextDocument)e.OldValue, (TextDocument)e.NewValue);
}
private void OnDocumentChanged(TextDocument oldValue, TextDocument newValue)
{
if (oldValue != null)
{
TextDocumentWeakEventManager.TextChanged.RemoveHandler(oldValue, OnTextChanged);
PropertyChangedWeakEventManager.RemoveHandler(oldValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
TextArea.Document = newValue;
if (newValue != null)
{
TextDocumentWeakEventManager.TextChanged.AddHandler(newValue, OnTextChanged);
PropertyChangedWeakEventManager.AddHandler(newValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
OnDocumentChanged(EventArgs.Empty);
OnTextChanged(EventArgs.Empty);
}
#endregion
#region Options property
/// <summary>
/// Options property.
/// </summary>
public static readonly StyledProperty<TextEditorOptions> OptionsProperty
= TextView.OptionsProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the options currently used by the text editor.
/// </summary>
public TextEditorOptions Options
{
get => GetValue(OptionsProperty);
set => SetValue(OptionsProperty, value);
}
/// <summary>
/// Occurs when a text editor option has changed.
/// </summary>
public event PropertyChangedEventHandler OptionChanged;
/// <summary>
/// Raises the <see cref="OptionChanged"/> event.
/// </summary>
protected virtual void OnOptionChanged(PropertyChangedEventArgs e)
{
OptionChanged?.Invoke(this, e);
}
private static void OnOptionsChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnOptionsChanged((TextEditorOptions)e.OldValue, (TextEditorOptions)e.NewValue);
}
private void OnOptionsChanged(TextEditorOptions oldValue, TextEditorOptions newValue)
{
if (oldValue != null)
{
PropertyChangedWeakEventManager.RemoveHandler(oldValue, OnPropertyChangedHandler);
}
TextArea.Options = newValue;
if (newValue != null)
{
PropertyChangedWeakEventManager.AddHandler(newValue, OnPropertyChangedHandler);
}
OnOptionChanged(new PropertyChangedEventArgs(null));
}
private void OnPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
OnOptionChanged(e);
}
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
{
base.OnPropertyChanged(change);
if (change.Property == WordWrapProperty)
{
if (WordWrap)
{
_horizontalScrollBarVisibilityBck = HorizontalScrollBarVisibility;
HorizontalScrollBarVisibility = ScrollBarVisibility.Disabled;
}
else
{
HorizontalScrollBarVisibility = _horizontalScrollBarVisibilityBck;
}
}
}
private void OnUndoStackPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
HandleIsOriginalChanged(e);
}
}
private void OnTextChanged(object sender, EventArgs e)
{
OnTextChanged(e);
}
#endregion
#region Text property
/// <summary>
/// Gets/Sets the text of the current document.
/// </summary>
public string Text
{
get
{
var document = Document;
return document != null ? document.Text : string.Empty;
}
set
{
var document = GetDocument();
document.Text = value ?? string.Empty;
// after replacing the full text, the caret is positioned at the end of the document
// - reset it to the beginning.
CaretOffset = 0;
document.UndoStack.ClearAll();
}
}
#endregion
#region TextArea / ScrollViewer properties
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
/// <summary>
/// Occurs when the Text property changes.
/// </summary>
public event EventHandler TextChanged;
/// <summary>
/// Gets the text area.
/// </summary>
public TextArea TextArea { get; }
/// <summary>
/// Gets the scroll viewer used by the text editor.
#endregion
#region TextArea / ScrollViewer properties
private readonly TextArea textArea;
private SearchPanel searchPanel;
private bool wasSearchPanelOpened;
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
ScrollViewer = (ScrollViewer)e.NameScope.Find("PART_ScrollViewer");
ScrollViewer.Content = TextArea;
searchPanel = SearchPanel.Install(this);
}
protected override void OnAttachedToLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnAttachedToLogicalTree(e);
if (searchPanel != null && wasSearchPanelOpened)
{
searchPanel.Open();
}
}
protected override void OnDetachedFromLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnDetachedFromLogicalTree(e);
if (searchPanel != null)
{
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
/// <summary>
/// Gets the text area.
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Gets the scroll viewer used by the text editor.
/// This property can return null if the template has not been applied / does not contain a scroll viewer.
/// </summary>
internal ScrollViewer ScrollViewer { get; private set; }
#endregion
#region Syntax highlighting
/// <summary>
/// The <see cref="SyntaxHighlighting"/> property.
/// </summary>
public static readonly StyledProperty<IHighlightingDefinition> SyntaxHighlightingProperty =
AvaloniaProperty.Register<TextEditor, IHighlightingDefinition>("SyntaxHighlighting");
/// <summary>
/// Gets/sets the syntax highlighting definition used to colorize the text.
/// </summary>
public IHighlightingDefinition SyntaxHighlighting
{
get => GetValue(SyntaxHighlightingProperty);
set => SetValue(SyntaxHighlightingProperty, value);
}
private IVisualLineTransformer _colorizer;
private static void OnSyntaxHighlightingChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnSyntaxHighlightingChanged(e.NewValue as IHighlightingDefinition);
}
private void OnSyntaxHighlightingChanged(IHighlightingDefinition newValue)
{
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
if (newValue != null)
{
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Creates the highlighting colorizer for the specified highlighting definition.
/// Allows derived classes to provide custom colorizer implementations for special highlighting definitions.
/// </summary>
/// <returns></returns>
protected virtual IVisualLineTransformer CreateColorizer(IHighlightingDefinition highlightingDefinition)
{
if (highlightingDefinition == null)
throw new ArgumentNullException(nameof(highlightingDefinition));
return new HighlightingColorizer(highlightingDefinition);
}
#endregion
#region WordWrap
/// <summary>
/// Word wrap dependency property.
/// </summary>
public static readonly StyledProperty<bool> WordWrapProperty =
AvaloniaProperty.Register<TextEditor, bool>("WordWrap");
/// <summary>
/// Specifies whether the text editor uses word wrapping.
/// </summary>
/// <remarks>
/// Setting WordWrap=true has the same effect as setting HorizontalScrollBarVisibility=Disabled and will override the
/// HorizontalScrollBarVisibility setting.
/// </remarks>
public bool WordWrap
{
get => GetValue(WordWrapProperty);
set => SetValue(WordWrapProperty, value);
}
#endregion
#region IsReadOnly
/// <summary>
/// IsReadOnly dependency property.
/// </summary>
public static readonly StyledProperty<bool> IsReadOnlyProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsReadOnly");
/// <summary>
/// Specifies whether the user can change the text editor content.
/// Setting this property will replace the
/// <see cref="Editing.TextArea.ReadOnlySectionProvider">TextArea.ReadOnlySectionProvider</see>.
/// </summary>
public bool IsReadOnly
{
get => GetValue(IsReadOnlyProperty);
set => SetValue(IsReadOnlyProperty, value);
}
private static void OnIsReadOnlyChanged(AvaloniaPropertyChangedEventArgs e)
{
if (e.Sender is TextEditor editor)
{
if ((bool)e.NewValue)
editor.TextArea.ReadOnlySectionProvider = ReadOnlySectionDocument.Instance;
else
editor.TextArea.ReadOnlySectionProvider = NoReadOnlySections.Instance;
}
}
#endregion
#region IsModified
/// <summary>
/// Dependency property for <see cref="IsModified"/>
/// </summary>
public static readonly StyledProperty<bool> IsModifiedProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsModified");
/// <summary>
/// Gets/Sets the 'modified' flag.
/// </summary>
public bool IsModified
{
get => GetValue(IsModifiedProperty);
set => SetValue(IsModifiedProperty, value);
}
private static void OnIsModifiedChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var document = editor?.Document;
if (document != null)
{
var undoStack = document.UndoStack;
if ((bool)e.NewValue)
{
if (undoStack.IsOriginalFile)
undoStack.DiscardOriginalFileMarker();
}
else
{
undoStack.MarkAsOriginalFile();
}
}
}
private void HandleIsOriginalChanged(PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
var document = Document;
if (document != null)
{
SetValue(IsModifiedProperty, (object)!document.UndoStack.IsOriginalFile);
}
}
}
#endregion
#region ShowLineNumbers
/// <summary>
/// ShowLineNumbers dependency property.
/// </summary>
public static readonly StyledProperty<bool> ShowLineNumbersProperty =
AvaloniaProperty.Register<TextEditor, bool>("ShowLineNumbers");
/// <summary>
/// Specifies whether line numbers are shown on the left to the text view.
/// </summary>
public bool ShowLineNumbers
{
get => GetValue(ShowLineNumbersProperty);
set => SetValue(ShowLineNumbersProperty, value);
}
private static void OnShowLineNumbersChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
if (editor == null) return;
var leftMargins = editor.TextArea.LeftMargins;
if ((bool)e.NewValue)
{
var lineNumbers = new LineNumberMargin();
var line = (Line)DottedLineMargin.Create();
leftMargins.Insert(0, lineNumbers);
leftMargins.Insert(1, line);
var lineNumbersForeground = new Binding("LineNumbersForeground") { Source = editor };
line.Bind(Shape.StrokeProperty, lineNumbersForeground);
lineNumbers.Bind(ForegroundProperty, lineNumbersForeground);
}
else
{
for (var i = 0; i < leftMargins.Count; i++)
{
if (leftMargins[i] is LineNumberMargin)
{
leftMargins.RemoveAt(i);
if (i < leftMargins.Count && DottedLineMargin.IsDottedLineMargin(leftMargins[i]))
{
leftMargins.RemoveAt(i);
}
break;
}
}
}
}
#endregion
#region LineNumbersForeground
/// <summary>
/// LineNumbersForeground dependency property.
/// </summary>
public static readonly StyledProperty<IBrush> LineNumbersForegroundProperty =
AvaloniaProperty.Register<TextEditor, IBrush>("LineNumbersForeground", Brushes.Gray);
/// <summary>
/// Gets/sets the Brush used for displaying the foreground color of line numbers.
/// </summary>
public IBrush LineNumbersForeground
{
get => GetValue(LineNumbersForegroundProperty);
set => SetValue(LineNumbersForegroundProperty, value);
}
private static void OnLineNumbersForegroundChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var lineNumberMargin = editor?.TextArea.LeftMargins.FirstOrDefault(margin => margin is LineNumberMargin) as LineNumberMargin;
lineNumberMargin?.SetValue(ForegroundProperty, e.NewValue);
}
private static void OnFontFamilyPropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontFamilyProperty, e.NewValue);
}
private static void OnFontSizePropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontSizeProperty, e.NewValue);
}
#endregion
#region TextBoxBase-like methods
/// <summary>
/// Appends text to the end of the document.
/// </summary>
public void AppendText(string textData)
{
var document = GetDocument();
document.Insert(document.TextLength, textData);
}
/// <summary>
/// Begins a group of document changes.
/// </summary>
public void BeginChange()
{
GetDocument().BeginUpdate();
}
/// <summary>
/// Copies the current selection to the clipboard.
/// </summary>
public void Copy()
{
if (CanCopy)
{
ApplicationCommands.Copy.Execute(null, TextArea);
}
}
/// <summary>
/// Removes the current selection and copies it to the clipboard.
/// </summary>
public void Cut()
{
if (CanCut)
{
ApplicationCommands.Cut.Execute(null, TextArea);
}
}
/// <summary>
/// Begins a group of document changes and returns an object that ends the group of document
/// changes when it is disposed.
/// </summary>
public IDisposable DeclareChangeBlock()
{
return GetDocument().RunUpdate();
}
/// <summary>
/// Removes the current selection without copying it to the clipboard.
/// </summary>
public void Delete()
{
if(CanDelete)
{
ApplicationCommands.Delete.Execute(null, TextArea);
}
}
/// <summary>
/// Ends the current group of document changes.
/// </summary>
public void EndChange()
{
GetDocument().EndUpdate();
}
/// <summary>
/// Scrolls one line down.
/// </summary>
public void LineDown()
{
//if (scrollViewer != null)
// scrollViewer.LineDown();
}
/// <summary>
/// Scrolls to the left.
/// </summary>
public void LineLeft()
{
//if (scrollViewer != null)
// scrollViewer.LineLeft();
}
/// <summary>
/// Scrolls to the right.
/// </summary>
public void LineRight()
{
//if (scrollViewer != null)
// scrollViewer.LineRight();
}
/// <summary>
/// Scrolls one line up.
/// </summary>
public void LineUp()
{
//if (scrollViewer != null)
// scrollViewer.LineUp();
}
/// <summary>
/// Scrolls one page down.
/// </summary>
public void PageDown()
{
//if (scrollViewer != null)
// scrollViewer.PageDown();
}
/// <summary>
/// Scrolls one page up.
/// </summary>
public void PageUp()
{
//if (scrollViewer != null)
// scrollViewer.PageUp();
}
/// <summary>
/// Scrolls one page left.
/// </summary>
public void PageLeft()
{
//if (scrollViewer != null)
// scrollViewer.PageLeft();
}
/// <summary>
/// Scrolls one page right.
/// </summary>
public void PageRight()
{
//if (scrollViewer != null)
// scrollViewer.PageRight();
}
/// <summary>
/// Pastes the clipboard content.
/// </summary>
public void Paste()
{
if (CanPaste)
{
ApplicationCommands.Paste.Execute(null, TextArea);
}
}
/// <summary>
/// Redoes the most recent undone command.
/// </summary>
/// <returns>True is the redo operation was successful, false is the redo stack is empty.</returns>
public bool Redo()
{
if (CanRedo)
{
ApplicationCommands.Redo.Execute(null, TextArea);
return true;
}
return false;
}
/// <summary>
/// Scrolls to the end of the document.
/// </summary>
public void ScrollToEnd()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToEnd();
}
/// <summary>
/// Scrolls to the start of the document.
/// </summary>
public void ScrollToHome()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToHome();
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToHorizontalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToHorizontalOffset(offset);
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToVerticalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToVerticalOffset(offset);
}
/// <summary>
/// Selects the entire text.
/// </summary>
public void SelectAll()
{
if (CanSelectAll)
{
ApplicationCommands.SelectAll.Execute(null, TextArea);
}
}
/// <summary>
/// Undoes the most recent command.
{
get
{
var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea?.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
return false;
}
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea?.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
}
/// <summary>
/// Gets if the most recent command can be undone.
/// </summary>
public bool CanUndo
{
get { return ApplicationCommands.Undo.CanExecute(null, TextArea); }
}
/// <summary>
{
get
{
var textArea = TextArea;
if (textArea != null)
return textArea.Caret.Offset;
return 0;
}
set
{
var textArea = TextArea;
if (textArea != null && textArea.Caret.Offset != value)
textArea.Caret.Offset = value;
}
}
{
get { return ApplicationCommands.Cut.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null)
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
return textArea.Selection.SurroundingSegment.Offset;
}
return 0;
}
set => Select(value, SelectionLength);
}
/// </summary>
public bool CanDelete
{
get { return ApplicationCommands.Delete.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null && !textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
return 0;
}
set => Select(SelectionStart, value);
}
/// Gets if text editor can activate the search panel
/// </summary>
public bool CanSearch
{
get { return searchPanel != null; }
}
/// <summary>
/// Gets the vertical size of the document.
/// </summary>
public double ExtentHeight => ScrollViewer?.Extent.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the current document region.
/// </summary>
public double ExtentWidth => ScrollViewer?.Extent.Width ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportHeight => ScrollViewer?.Viewport.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportWidth => ScrollViewer?.Viewport.Width ?? 0;
/// <summary>
/// Gets the vertical scroll position.
/// </summary>
public double VerticalOffset => ScrollViewer?.Offset.Y ?? 0;
/// <summary>
/// Gets the horizontal scroll position.
/// </summary>
public double HorizontalOffset => ScrollViewer?.Offset.X ?? 0;
#endregion
#region TextBox methods
/// <summary>
/// Gets/Sets the selected text.
/// </summary>
public string SelectedText
{
get
{
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
set
{
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
textArea.Document.Replace(offset, length, value);
// keep inserted text selected
textArea.Selection = Selection.Create(textArea, offset, offset + value.Length);
}
}
}
/// <summary>
/// Gets/sets the caret position.
/// </summary>
public int CaretOffset
{
get
{
return textArea.Caret.Offset;
}
set
{
textArea.Caret.Offset = value;
}
}
/// <summary>
/// Gets/sets the start position of the selection.
/// </summary>
public int SelectionStart
{
get
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
else
return textArea.Selection.SurroundingSegment.Offset;
}
set => Select(value, SelectionLength);
}
/// <summary>
/// Gets/sets the length of the selection.
/// </summary>
public int SelectionLength
{
get
{
if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
else
return 0;
}
set => Select(SelectionStart, value);
}
/// <summary>
/// Selects the specified text section.
/// </summary>
public void Select(int start, int length)
{
var documentLength = Document?.TextLength ?? 0;
if (start < 0 || start > documentLength)
throw new ArgumentOutOfRangeException(nameof(start), start, "Value must be between 0 and " + documentLength);
if (length < 0 || start + length > documentLength)
throw new ArgumentOutOfRangeException(nameof(length), length, "Value must be between 0 and " + (documentLength - start));
TextArea.Selection = Selection.Create(TextArea, start, start + length);
TextArea.Caret.Offset = start + length;
}
/// <summary>
/// Gets the number of lines in the document.
/// </summary>
public int LineCount
{
get
{
var document = Document;
if (document != null)
return document.LineCount;
return 1;
}
}
/// <summary>
/// Clears the text.
/// </summary>
public void Clear()
{
Text = string.Empty;
}
#endregion
#region Loading from stream
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Load(Stream stream)
{
using (var reader = FileReader.OpenStream(stream, Encoding ?? Encoding.UTF8))
{
Text = reader.ReadToEnd();
SetValue(EncodingProperty, (object)reader.CurrentEncoding);
}
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
public void Load(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO:load
//using (FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))
//{
// Load(fs);
//}
}
/// <summary>
/// Encoding dependency property.
/// </summary>
public static readonly StyledProperty<Encoding> EncodingProperty =
AvaloniaProperty.Register<TextEditor, Encoding>("Encoding");
/// <summary>
/// Gets/sets the encoding used when the file is saved.
/// </summary>
/// <remarks>
/// The <see cref="Load(Stream)"/> method autodetects the encoding of the file and sets this property accordingly.
/// The <see cref="Save(Stream)"/> method uses the encoding specified in this property.
/// </remarks>
public Encoding Encoding
{
get => GetValue(EncodingProperty);
set => SetValue(EncodingProperty, value);
}
/// <summary>
/// Saves the text to the stream.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Save(Stream stream)
{
if (stream == null)
throw new ArgumentNullException(nameof(stream));
var encoding = Encoding;
var document = Document;
var writer = encoding != null ? new StreamWriter(stream, encoding) : new StreamWriter(stream);
document?.WriteTextTo(writer);
writer.Flush();
// do not close the stream
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Saves the text to the file.
/// </summary>
public void Save(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO: save
//using (FileStream fs = new FileStream(fileName, FileMode.Create, FileAccess.Write, FileShare.None))
//{
// Save(fs);
//}
}
#endregion
#region PointerHover events
/// <summary>
/// The PreviewPointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverEvent =
TextView.PreviewPointerHoverEvent;
/// <summary>
/// the pointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverEvent =
TextView.PointerHoverEvent;
/// <summary>
/// The PreviewPointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverStoppedEvent =
TextView.PreviewPointerHoverStoppedEvent;
/// <summary>
/// the pointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverStoppedEvent =
TextView.PointerHoverStoppedEvent;
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHover
{
add => AddHandler(PreviewPointerHoverEvent, value);
remove => RemoveHandler(PreviewPointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHover
{
add => AddHandler(PointerHoverEvent, value);
remove => RemoveHandler(PointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHoverStopped
{
add => AddHandler(PreviewPointerHoverStoppedEvent, value);
remove => RemoveHandler(PreviewPointerHoverStoppedEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHoverStopped
{
add => AddHandler(PointerHoverStoppedEvent, value);
remove => RemoveHandler(PointerHoverStoppedEvent, value);
}
#endregion
#region ScrollBarVisibility
/// <summary>
/// Dependency property for <see cref="HorizontalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> HorizontalScrollBarVisibilityProperty = ScrollViewer.HorizontalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the horizontal scroll bar visibility.
/// </summary>
public ScrollBarVisibility HorizontalScrollBarVisibility
{
get => GetValue(HorizontalScrollBarVisibilityProperty);
set => SetValue(HorizontalScrollBarVisibilityProperty, value);
}
private ScrollBarVisibility _horizontalScrollBarVisibilityBck = ScrollBarVisibility.Auto;
/// <summary>
/// Dependency property for <see cref="VerticalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> VerticalScrollBarVisibilityProperty = ScrollViewer.VerticalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the vertical scroll bar visibility.
/// </summary>
public ScrollBarVisibility VerticalScrollBarVisibility
{
get => GetValue(VerticalScrollBarVisibilityProperty);
set => SetValue(VerticalScrollBarVisibilityProperty, value);
}
#endregion
object IServiceProvider.GetService(Type serviceType)
{
return TextArea.GetService(serviceType);
}
/// <summary>
/// Gets the text view position from a point inside the editor.
/// </summary>
/// <param name="point">The position, relative to top left
/// corner of TextEditor control</param>
/// <returns>The text view position, or null if the point is outside the document.</returns>
public TextViewPosition? GetPositionFromPoint(Point point)
{
if (Document == null)
return null;
var textView = TextArea.TextView;
Point tpoint = (Point)this.TranslatePoint(point + new Point(textView.ScrollOffset.X, Math.Floor(textView.ScrollOffset.Y)), textView);
return textView.GetPosition(tpoint);
}
/// <summary>
/// Scrolls to the specified line.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollToLine(int line)
{
ScrollTo(line, -1);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollTo(int line, int column)
{
const double MinimumScrollFraction = 0.3;
ScrollTo(line, column, VisualYPosition.LineMiddle,
null != ScrollViewer ? ScrollViewer.Viewport.Height / 2 : 0.0, MinimumScrollFraction);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (WPF layout must have run prior).
/// </summary>
/// <param name="line">Line to scroll to.</param>
/// <param name="column">Column to scroll to (important if wrapping is 'on', and for the horizontal scroll position).</param>
/// <param name="yPositionMode">The mode how to reference the Y position of the line.</param>
/// <param name="referencedVerticalViewPortOffset">Offset from the top of the viewport to where the referenced line/column should be positioned.</param>
/// <param name="minimumScrollFraction">The minimum vertical and/or horizontal scroll offset, expressed as fraction of the height or width of the viewport window, respectively.</param>
public void ScrollTo(int line, int column, VisualYPosition yPositionMode,
double referencedVerticalViewPortOffset, double minimumScrollFraction)
{
TextView textView = textArea.TextView;
TextDocument document = textView.Document;
if (ScrollViewer != null && document != null)
{
if (line < 1)
line = 1;
if (line > document.LineCount)
line = document.LineCount;
ILogicalScrollable scrollInfo = textView;
if (!scrollInfo.CanHorizontallyScroll)
{
// Word wrap is enabled. Ensure that we have up-to-date info about line height so that we scroll
// to the correct position.
// This avoids that the user has to repeat the ScrollTo() call several times when there are very long lines.
VisualLine vl = textView.GetOrConstructVisualLine(document.GetLineByNumber(line));
double remainingHeight = referencedVerticalViewPortOffset;
while (remainingHeight > 0)
{
DocumentLine prevLine = vl.FirstDocumentLine.PreviousLine;
if (prevLine == null)
break;
vl = textView.GetOrConstructVisualLine(prevLine);
remainingHeight -= vl.Height;
}
}
Point p = textArea.TextView.GetVisualPosition(
new TextViewPosition(line, Math.Max(1, column)),
yPositionMode);
double targetX = ScrollViewer.Offset.X;
double targetY = ScrollViewer.Offset.Y;
double verticalPos = p.Y - referencedVerticalViewPortOffset;
if (Math.Abs(verticalPos - ScrollViewer.Offset.Y) >
minimumScrollFraction * ScrollViewer.Viewport.Height)
{
targetY = Math.Max(0, verticalPos);
}
if (column > 0)
{
if (p.X > ScrollViewer.Viewport.Width - Caret.MinimumDistanceToViewBorder * 2)
{
double horizontalPos = Math.Max(0, p.X - ScrollViewer.Viewport.Width / 2);
if (Math.Abs(horizontalPos - ScrollViewer.Offset.X) >
minimumScrollFraction * ScrollViewer.Viewport.Width)
{
targetX = 0;
}
}
else
{
targetX = 0;
}
}
if (targetX != ScrollViewer.Offset.X || targetY != ScrollViewer.Offset.Y)
ScrollViewer.Offset = new Vector(targetX, targetY);
}
}
}
}
<MSG> Minor cleanup #123
https://github.com/icsharpcode/AvalonEdit/pull/123
<DFF> @@ -77,7 +77,7 @@ namespace AvaloniaEdit
protected TextEditor(TextArea textArea, TextDocument document)
{
- TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
+ this.textArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
@@ -263,7 +263,8 @@ namespace AvaloniaEdit
#endregion
#region TextArea / ScrollViewer properties
-
+ private readonly TextArea textArea;
+
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
@@ -276,7 +277,7 @@ namespace AvaloniaEdit
/// <summary>
/// Gets the text area.
/// </summary>
- public TextArea TextArea { get; }
+ public TextArea TextArea => textArea;
/// <summary>
/// Gets the scroll viewer used by the text editor.
@@ -314,7 +315,7 @@ namespace AvaloniaEdit
{
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Remove(_colorizer);
+ textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
@@ -323,7 +324,7 @@ namespace AvaloniaEdit
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Insert(0, _colorizer);
+ textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
@@ -799,10 +800,9 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
- if (textArea?.Document != null && !textArea.Selection.IsEmpty)
+ if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
@@ -811,7 +811,7 @@ namespace AvaloniaEdit
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
- if (textArea?.Document != null)
+ if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
@@ -829,16 +829,11 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- return textArea.Caret.Offset;
- return 0;
+ return textArea.Caret.Offset;
}
set
{
- var textArea = TextArea;
- if (textArea != null && textArea.Caret.Offset != value)
- textArea.Caret.Offset = value;
+ textArea.Caret.Offset = value;
}
}
@@ -849,14 +844,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- {
- if (textArea.Selection.IsEmpty)
- return textArea.Caret.Offset;
+ if (textArea.Selection.IsEmpty)
+ return textArea.Caret.Offset;
+ else
return textArea.Selection.SurroundingSegment.Offset;
- }
- return 0;
}
set => Select(value, SelectionLength);
}
@@ -868,10 +859,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null && !textArea.Selection.IsEmpty)
+ if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
- return 0;
+ else
+ return 0;
}
set => Select(SelectionStart, value);
}
| 16 | Minor cleanup #123 | 25 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067336 | <NME> TextEditor.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.ComponentModel;
using System.IO;
using System.Linq;
using System.Text;
using Avalonia;
using AvaloniaEdit.Document;
using AvaloniaEdit.Editing;
using AvaloniaEdit.Highlighting;
using AvaloniaEdit.Rendering;
using AvaloniaEdit.Utils;
using Avalonia.Controls;
using Avalonia.Controls.Primitives;
using Avalonia.Controls.Shapes;
using Avalonia.Input;
using Avalonia.Interactivity;
using Avalonia.LogicalTree;
using Avalonia.Media;
using Avalonia.Data;
using AvaloniaEdit.Search;
namespace AvaloniaEdit
{
/// <summary>
/// The text editor control.
/// Contains a scrollable TextArea.
/// </summary>
public class TextEditor : TemplatedControl, ITextEditorComponent
{
#region Constructors
static TextEditor()
{
FocusableProperty.OverrideDefaultValue<TextEditor>(true);
HorizontalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
VerticalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
OptionsProperty.Changed.Subscribe(OnOptionsChanged);
DocumentProperty.Changed.Subscribe(OnDocumentChanged);
SyntaxHighlightingProperty.Changed.Subscribe(OnSyntaxHighlightingChanged);
IsReadOnlyProperty.Changed.Subscribe(OnIsReadOnlyChanged);
IsModifiedProperty.Changed.Subscribe(OnIsModifiedChanged);
ShowLineNumbersProperty.Changed.Subscribe(OnShowLineNumbersChanged);
LineNumbersForegroundProperty.Changed.Subscribe(OnLineNumbersForegroundChanged);
FontFamilyProperty.Changed.Subscribe(OnFontFamilyPropertyChanged);
FontSizeProperty.Changed.Subscribe(OnFontSizePropertyChanged);
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
public TextEditor() : this(new TextArea())
{
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
protected TextEditor(TextArea textArea) : this(textArea, new TextDocument())
protected TextEditor(TextArea textArea, TextDocument document)
{
TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
textArea.TextView.Services.AddService(this);
SetValue(OptionsProperty, textArea.Options);
SetValue(DocumentProperty, document);
textArea[!BackgroundProperty] = this[!BackgroundProperty];
}
#endregion
protected override void OnGotFocus(GotFocusEventArgs e)
{
base.OnGotFocus(e);
TextArea.Focus();
e.Handled = true;
}
#region Document property
/// <summary>
/// Document property.
/// </summary>
public static readonly StyledProperty<TextDocument> DocumentProperty
= TextView.DocumentProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the document displayed by the text editor.
/// This is a dependency property.
/// </summary>
public TextDocument Document
{
get => GetValue(DocumentProperty);
set => SetValue(DocumentProperty, value);
}
/// <summary>
/// Occurs when the document property has changed.
/// </summary>
public event EventHandler DocumentChanged;
/// <summary>
/// Raises the <see cref="DocumentChanged"/> event.
/// </summary>
protected virtual void OnDocumentChanged(EventArgs e)
{
DocumentChanged?.Invoke(this, e);
}
private static void OnDocumentChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnDocumentChanged((TextDocument)e.OldValue, (TextDocument)e.NewValue);
}
private void OnDocumentChanged(TextDocument oldValue, TextDocument newValue)
{
if (oldValue != null)
{
TextDocumentWeakEventManager.TextChanged.RemoveHandler(oldValue, OnTextChanged);
PropertyChangedWeakEventManager.RemoveHandler(oldValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
TextArea.Document = newValue;
if (newValue != null)
{
TextDocumentWeakEventManager.TextChanged.AddHandler(newValue, OnTextChanged);
PropertyChangedWeakEventManager.AddHandler(newValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
OnDocumentChanged(EventArgs.Empty);
OnTextChanged(EventArgs.Empty);
}
#endregion
#region Options property
/// <summary>
/// Options property.
/// </summary>
public static readonly StyledProperty<TextEditorOptions> OptionsProperty
= TextView.OptionsProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the options currently used by the text editor.
/// </summary>
public TextEditorOptions Options
{
get => GetValue(OptionsProperty);
set => SetValue(OptionsProperty, value);
}
/// <summary>
/// Occurs when a text editor option has changed.
/// </summary>
public event PropertyChangedEventHandler OptionChanged;
/// <summary>
/// Raises the <see cref="OptionChanged"/> event.
/// </summary>
protected virtual void OnOptionChanged(PropertyChangedEventArgs e)
{
OptionChanged?.Invoke(this, e);
}
private static void OnOptionsChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnOptionsChanged((TextEditorOptions)e.OldValue, (TextEditorOptions)e.NewValue);
}
private void OnOptionsChanged(TextEditorOptions oldValue, TextEditorOptions newValue)
{
if (oldValue != null)
{
PropertyChangedWeakEventManager.RemoveHandler(oldValue, OnPropertyChangedHandler);
}
TextArea.Options = newValue;
if (newValue != null)
{
PropertyChangedWeakEventManager.AddHandler(newValue, OnPropertyChangedHandler);
}
OnOptionChanged(new PropertyChangedEventArgs(null));
}
private void OnPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
OnOptionChanged(e);
}
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
{
base.OnPropertyChanged(change);
if (change.Property == WordWrapProperty)
{
if (WordWrap)
{
_horizontalScrollBarVisibilityBck = HorizontalScrollBarVisibility;
HorizontalScrollBarVisibility = ScrollBarVisibility.Disabled;
}
else
{
HorizontalScrollBarVisibility = _horizontalScrollBarVisibilityBck;
}
}
}
private void OnUndoStackPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
HandleIsOriginalChanged(e);
}
}
private void OnTextChanged(object sender, EventArgs e)
{
OnTextChanged(e);
}
#endregion
#region Text property
/// <summary>
/// Gets/Sets the text of the current document.
/// </summary>
public string Text
{
get
{
var document = Document;
return document != null ? document.Text : string.Empty;
}
set
{
var document = GetDocument();
document.Text = value ?? string.Empty;
// after replacing the full text, the caret is positioned at the end of the document
// - reset it to the beginning.
CaretOffset = 0;
document.UndoStack.ClearAll();
}
}
#endregion
#region TextArea / ScrollViewer properties
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
/// <summary>
/// Occurs when the Text property changes.
/// </summary>
public event EventHandler TextChanged;
/// <summary>
/// Gets the text area.
/// </summary>
public TextArea TextArea { get; }
/// <summary>
/// Gets the scroll viewer used by the text editor.
#endregion
#region TextArea / ScrollViewer properties
private readonly TextArea textArea;
private SearchPanel searchPanel;
private bool wasSearchPanelOpened;
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
ScrollViewer = (ScrollViewer)e.NameScope.Find("PART_ScrollViewer");
ScrollViewer.Content = TextArea;
searchPanel = SearchPanel.Install(this);
}
protected override void OnAttachedToLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnAttachedToLogicalTree(e);
if (searchPanel != null && wasSearchPanelOpened)
{
searchPanel.Open();
}
}
protected override void OnDetachedFromLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnDetachedFromLogicalTree(e);
if (searchPanel != null)
{
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
/// <summary>
/// Gets the text area.
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Gets the scroll viewer used by the text editor.
/// This property can return null if the template has not been applied / does not contain a scroll viewer.
/// </summary>
internal ScrollViewer ScrollViewer { get; private set; }
#endregion
#region Syntax highlighting
/// <summary>
/// The <see cref="SyntaxHighlighting"/> property.
/// </summary>
public static readonly StyledProperty<IHighlightingDefinition> SyntaxHighlightingProperty =
AvaloniaProperty.Register<TextEditor, IHighlightingDefinition>("SyntaxHighlighting");
/// <summary>
/// Gets/sets the syntax highlighting definition used to colorize the text.
/// </summary>
public IHighlightingDefinition SyntaxHighlighting
{
get => GetValue(SyntaxHighlightingProperty);
set => SetValue(SyntaxHighlightingProperty, value);
}
private IVisualLineTransformer _colorizer;
private static void OnSyntaxHighlightingChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnSyntaxHighlightingChanged(e.NewValue as IHighlightingDefinition);
}
private void OnSyntaxHighlightingChanged(IHighlightingDefinition newValue)
{
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
if (newValue != null)
{
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Creates the highlighting colorizer for the specified highlighting definition.
/// Allows derived classes to provide custom colorizer implementations for special highlighting definitions.
/// </summary>
/// <returns></returns>
protected virtual IVisualLineTransformer CreateColorizer(IHighlightingDefinition highlightingDefinition)
{
if (highlightingDefinition == null)
throw new ArgumentNullException(nameof(highlightingDefinition));
return new HighlightingColorizer(highlightingDefinition);
}
#endregion
#region WordWrap
/// <summary>
/// Word wrap dependency property.
/// </summary>
public static readonly StyledProperty<bool> WordWrapProperty =
AvaloniaProperty.Register<TextEditor, bool>("WordWrap");
/// <summary>
/// Specifies whether the text editor uses word wrapping.
/// </summary>
/// <remarks>
/// Setting WordWrap=true has the same effect as setting HorizontalScrollBarVisibility=Disabled and will override the
/// HorizontalScrollBarVisibility setting.
/// </remarks>
public bool WordWrap
{
get => GetValue(WordWrapProperty);
set => SetValue(WordWrapProperty, value);
}
#endregion
#region IsReadOnly
/// <summary>
/// IsReadOnly dependency property.
/// </summary>
public static readonly StyledProperty<bool> IsReadOnlyProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsReadOnly");
/// <summary>
/// Specifies whether the user can change the text editor content.
/// Setting this property will replace the
/// <see cref="Editing.TextArea.ReadOnlySectionProvider">TextArea.ReadOnlySectionProvider</see>.
/// </summary>
public bool IsReadOnly
{
get => GetValue(IsReadOnlyProperty);
set => SetValue(IsReadOnlyProperty, value);
}
private static void OnIsReadOnlyChanged(AvaloniaPropertyChangedEventArgs e)
{
if (e.Sender is TextEditor editor)
{
if ((bool)e.NewValue)
editor.TextArea.ReadOnlySectionProvider = ReadOnlySectionDocument.Instance;
else
editor.TextArea.ReadOnlySectionProvider = NoReadOnlySections.Instance;
}
}
#endregion
#region IsModified
/// <summary>
/// Dependency property for <see cref="IsModified"/>
/// </summary>
public static readonly StyledProperty<bool> IsModifiedProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsModified");
/// <summary>
/// Gets/Sets the 'modified' flag.
/// </summary>
public bool IsModified
{
get => GetValue(IsModifiedProperty);
set => SetValue(IsModifiedProperty, value);
}
private static void OnIsModifiedChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var document = editor?.Document;
if (document != null)
{
var undoStack = document.UndoStack;
if ((bool)e.NewValue)
{
if (undoStack.IsOriginalFile)
undoStack.DiscardOriginalFileMarker();
}
else
{
undoStack.MarkAsOriginalFile();
}
}
}
private void HandleIsOriginalChanged(PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
var document = Document;
if (document != null)
{
SetValue(IsModifiedProperty, (object)!document.UndoStack.IsOriginalFile);
}
}
}
#endregion
#region ShowLineNumbers
/// <summary>
/// ShowLineNumbers dependency property.
/// </summary>
public static readonly StyledProperty<bool> ShowLineNumbersProperty =
AvaloniaProperty.Register<TextEditor, bool>("ShowLineNumbers");
/// <summary>
/// Specifies whether line numbers are shown on the left to the text view.
/// </summary>
public bool ShowLineNumbers
{
get => GetValue(ShowLineNumbersProperty);
set => SetValue(ShowLineNumbersProperty, value);
}
private static void OnShowLineNumbersChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
if (editor == null) return;
var leftMargins = editor.TextArea.LeftMargins;
if ((bool)e.NewValue)
{
var lineNumbers = new LineNumberMargin();
var line = (Line)DottedLineMargin.Create();
leftMargins.Insert(0, lineNumbers);
leftMargins.Insert(1, line);
var lineNumbersForeground = new Binding("LineNumbersForeground") { Source = editor };
line.Bind(Shape.StrokeProperty, lineNumbersForeground);
lineNumbers.Bind(ForegroundProperty, lineNumbersForeground);
}
else
{
for (var i = 0; i < leftMargins.Count; i++)
{
if (leftMargins[i] is LineNumberMargin)
{
leftMargins.RemoveAt(i);
if (i < leftMargins.Count && DottedLineMargin.IsDottedLineMargin(leftMargins[i]))
{
leftMargins.RemoveAt(i);
}
break;
}
}
}
}
#endregion
#region LineNumbersForeground
/// <summary>
/// LineNumbersForeground dependency property.
/// </summary>
public static readonly StyledProperty<IBrush> LineNumbersForegroundProperty =
AvaloniaProperty.Register<TextEditor, IBrush>("LineNumbersForeground", Brushes.Gray);
/// <summary>
/// Gets/sets the Brush used for displaying the foreground color of line numbers.
/// </summary>
public IBrush LineNumbersForeground
{
get => GetValue(LineNumbersForegroundProperty);
set => SetValue(LineNumbersForegroundProperty, value);
}
private static void OnLineNumbersForegroundChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var lineNumberMargin = editor?.TextArea.LeftMargins.FirstOrDefault(margin => margin is LineNumberMargin) as LineNumberMargin;
lineNumberMargin?.SetValue(ForegroundProperty, e.NewValue);
}
private static void OnFontFamilyPropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontFamilyProperty, e.NewValue);
}
private static void OnFontSizePropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontSizeProperty, e.NewValue);
}
#endregion
#region TextBoxBase-like methods
/// <summary>
/// Appends text to the end of the document.
/// </summary>
public void AppendText(string textData)
{
var document = GetDocument();
document.Insert(document.TextLength, textData);
}
/// <summary>
/// Begins a group of document changes.
/// </summary>
public void BeginChange()
{
GetDocument().BeginUpdate();
}
/// <summary>
/// Copies the current selection to the clipboard.
/// </summary>
public void Copy()
{
if (CanCopy)
{
ApplicationCommands.Copy.Execute(null, TextArea);
}
}
/// <summary>
/// Removes the current selection and copies it to the clipboard.
/// </summary>
public void Cut()
{
if (CanCut)
{
ApplicationCommands.Cut.Execute(null, TextArea);
}
}
/// <summary>
/// Begins a group of document changes and returns an object that ends the group of document
/// changes when it is disposed.
/// </summary>
public IDisposable DeclareChangeBlock()
{
return GetDocument().RunUpdate();
}
/// <summary>
/// Removes the current selection without copying it to the clipboard.
/// </summary>
public void Delete()
{
if(CanDelete)
{
ApplicationCommands.Delete.Execute(null, TextArea);
}
}
/// <summary>
/// Ends the current group of document changes.
/// </summary>
public void EndChange()
{
GetDocument().EndUpdate();
}
/// <summary>
/// Scrolls one line down.
/// </summary>
public void LineDown()
{
//if (scrollViewer != null)
// scrollViewer.LineDown();
}
/// <summary>
/// Scrolls to the left.
/// </summary>
public void LineLeft()
{
//if (scrollViewer != null)
// scrollViewer.LineLeft();
}
/// <summary>
/// Scrolls to the right.
/// </summary>
public void LineRight()
{
//if (scrollViewer != null)
// scrollViewer.LineRight();
}
/// <summary>
/// Scrolls one line up.
/// </summary>
public void LineUp()
{
//if (scrollViewer != null)
// scrollViewer.LineUp();
}
/// <summary>
/// Scrolls one page down.
/// </summary>
public void PageDown()
{
//if (scrollViewer != null)
// scrollViewer.PageDown();
}
/// <summary>
/// Scrolls one page up.
/// </summary>
public void PageUp()
{
//if (scrollViewer != null)
// scrollViewer.PageUp();
}
/// <summary>
/// Scrolls one page left.
/// </summary>
public void PageLeft()
{
//if (scrollViewer != null)
// scrollViewer.PageLeft();
}
/// <summary>
/// Scrolls one page right.
/// </summary>
public void PageRight()
{
//if (scrollViewer != null)
// scrollViewer.PageRight();
}
/// <summary>
/// Pastes the clipboard content.
/// </summary>
public void Paste()
{
if (CanPaste)
{
ApplicationCommands.Paste.Execute(null, TextArea);
}
}
/// <summary>
/// Redoes the most recent undone command.
/// </summary>
/// <returns>True is the redo operation was successful, false is the redo stack is empty.</returns>
public bool Redo()
{
if (CanRedo)
{
ApplicationCommands.Redo.Execute(null, TextArea);
return true;
}
return false;
}
/// <summary>
/// Scrolls to the end of the document.
/// </summary>
public void ScrollToEnd()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToEnd();
}
/// <summary>
/// Scrolls to the start of the document.
/// </summary>
public void ScrollToHome()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToHome();
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToHorizontalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToHorizontalOffset(offset);
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToVerticalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToVerticalOffset(offset);
}
/// <summary>
/// Selects the entire text.
/// </summary>
public void SelectAll()
{
if (CanSelectAll)
{
ApplicationCommands.SelectAll.Execute(null, TextArea);
}
}
/// <summary>
/// Undoes the most recent command.
{
get
{
var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea?.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
return false;
}
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea?.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
}
/// <summary>
/// Gets if the most recent command can be undone.
/// </summary>
public bool CanUndo
{
get { return ApplicationCommands.Undo.CanExecute(null, TextArea); }
}
/// <summary>
{
get
{
var textArea = TextArea;
if (textArea != null)
return textArea.Caret.Offset;
return 0;
}
set
{
var textArea = TextArea;
if (textArea != null && textArea.Caret.Offset != value)
textArea.Caret.Offset = value;
}
}
{
get { return ApplicationCommands.Cut.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null)
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
return textArea.Selection.SurroundingSegment.Offset;
}
return 0;
}
set => Select(value, SelectionLength);
}
/// </summary>
public bool CanDelete
{
get { return ApplicationCommands.Delete.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null && !textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
return 0;
}
set => Select(SelectionStart, value);
}
/// Gets if text editor can activate the search panel
/// </summary>
public bool CanSearch
{
get { return searchPanel != null; }
}
/// <summary>
/// Gets the vertical size of the document.
/// </summary>
public double ExtentHeight => ScrollViewer?.Extent.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the current document region.
/// </summary>
public double ExtentWidth => ScrollViewer?.Extent.Width ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportHeight => ScrollViewer?.Viewport.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportWidth => ScrollViewer?.Viewport.Width ?? 0;
/// <summary>
/// Gets the vertical scroll position.
/// </summary>
public double VerticalOffset => ScrollViewer?.Offset.Y ?? 0;
/// <summary>
/// Gets the horizontal scroll position.
/// </summary>
public double HorizontalOffset => ScrollViewer?.Offset.X ?? 0;
#endregion
#region TextBox methods
/// <summary>
/// Gets/Sets the selected text.
/// </summary>
public string SelectedText
{
get
{
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
set
{
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
textArea.Document.Replace(offset, length, value);
// keep inserted text selected
textArea.Selection = Selection.Create(textArea, offset, offset + value.Length);
}
}
}
/// <summary>
/// Gets/sets the caret position.
/// </summary>
public int CaretOffset
{
get
{
return textArea.Caret.Offset;
}
set
{
textArea.Caret.Offset = value;
}
}
/// <summary>
/// Gets/sets the start position of the selection.
/// </summary>
public int SelectionStart
{
get
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
else
return textArea.Selection.SurroundingSegment.Offset;
}
set => Select(value, SelectionLength);
}
/// <summary>
/// Gets/sets the length of the selection.
/// </summary>
public int SelectionLength
{
get
{
if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
else
return 0;
}
set => Select(SelectionStart, value);
}
/// <summary>
/// Selects the specified text section.
/// </summary>
public void Select(int start, int length)
{
var documentLength = Document?.TextLength ?? 0;
if (start < 0 || start > documentLength)
throw new ArgumentOutOfRangeException(nameof(start), start, "Value must be between 0 and " + documentLength);
if (length < 0 || start + length > documentLength)
throw new ArgumentOutOfRangeException(nameof(length), length, "Value must be between 0 and " + (documentLength - start));
TextArea.Selection = Selection.Create(TextArea, start, start + length);
TextArea.Caret.Offset = start + length;
}
/// <summary>
/// Gets the number of lines in the document.
/// </summary>
public int LineCount
{
get
{
var document = Document;
if (document != null)
return document.LineCount;
return 1;
}
}
/// <summary>
/// Clears the text.
/// </summary>
public void Clear()
{
Text = string.Empty;
}
#endregion
#region Loading from stream
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Load(Stream stream)
{
using (var reader = FileReader.OpenStream(stream, Encoding ?? Encoding.UTF8))
{
Text = reader.ReadToEnd();
SetValue(EncodingProperty, (object)reader.CurrentEncoding);
}
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
public void Load(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO:load
//using (FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))
//{
// Load(fs);
//}
}
/// <summary>
/// Encoding dependency property.
/// </summary>
public static readonly StyledProperty<Encoding> EncodingProperty =
AvaloniaProperty.Register<TextEditor, Encoding>("Encoding");
/// <summary>
/// Gets/sets the encoding used when the file is saved.
/// </summary>
/// <remarks>
/// The <see cref="Load(Stream)"/> method autodetects the encoding of the file and sets this property accordingly.
/// The <see cref="Save(Stream)"/> method uses the encoding specified in this property.
/// </remarks>
public Encoding Encoding
{
get => GetValue(EncodingProperty);
set => SetValue(EncodingProperty, value);
}
/// <summary>
/// Saves the text to the stream.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Save(Stream stream)
{
if (stream == null)
throw new ArgumentNullException(nameof(stream));
var encoding = Encoding;
var document = Document;
var writer = encoding != null ? new StreamWriter(stream, encoding) : new StreamWriter(stream);
document?.WriteTextTo(writer);
writer.Flush();
// do not close the stream
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Saves the text to the file.
/// </summary>
public void Save(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO: save
//using (FileStream fs = new FileStream(fileName, FileMode.Create, FileAccess.Write, FileShare.None))
//{
// Save(fs);
//}
}
#endregion
#region PointerHover events
/// <summary>
/// The PreviewPointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverEvent =
TextView.PreviewPointerHoverEvent;
/// <summary>
/// the pointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverEvent =
TextView.PointerHoverEvent;
/// <summary>
/// The PreviewPointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverStoppedEvent =
TextView.PreviewPointerHoverStoppedEvent;
/// <summary>
/// the pointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverStoppedEvent =
TextView.PointerHoverStoppedEvent;
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHover
{
add => AddHandler(PreviewPointerHoverEvent, value);
remove => RemoveHandler(PreviewPointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHover
{
add => AddHandler(PointerHoverEvent, value);
remove => RemoveHandler(PointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHoverStopped
{
add => AddHandler(PreviewPointerHoverStoppedEvent, value);
remove => RemoveHandler(PreviewPointerHoverStoppedEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHoverStopped
{
add => AddHandler(PointerHoverStoppedEvent, value);
remove => RemoveHandler(PointerHoverStoppedEvent, value);
}
#endregion
#region ScrollBarVisibility
/// <summary>
/// Dependency property for <see cref="HorizontalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> HorizontalScrollBarVisibilityProperty = ScrollViewer.HorizontalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the horizontal scroll bar visibility.
/// </summary>
public ScrollBarVisibility HorizontalScrollBarVisibility
{
get => GetValue(HorizontalScrollBarVisibilityProperty);
set => SetValue(HorizontalScrollBarVisibilityProperty, value);
}
private ScrollBarVisibility _horizontalScrollBarVisibilityBck = ScrollBarVisibility.Auto;
/// <summary>
/// Dependency property for <see cref="VerticalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> VerticalScrollBarVisibilityProperty = ScrollViewer.VerticalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the vertical scroll bar visibility.
/// </summary>
public ScrollBarVisibility VerticalScrollBarVisibility
{
get => GetValue(VerticalScrollBarVisibilityProperty);
set => SetValue(VerticalScrollBarVisibilityProperty, value);
}
#endregion
object IServiceProvider.GetService(Type serviceType)
{
return TextArea.GetService(serviceType);
}
/// <summary>
/// Gets the text view position from a point inside the editor.
/// </summary>
/// <param name="point">The position, relative to top left
/// corner of TextEditor control</param>
/// <returns>The text view position, or null if the point is outside the document.</returns>
public TextViewPosition? GetPositionFromPoint(Point point)
{
if (Document == null)
return null;
var textView = TextArea.TextView;
Point tpoint = (Point)this.TranslatePoint(point + new Point(textView.ScrollOffset.X, Math.Floor(textView.ScrollOffset.Y)), textView);
return textView.GetPosition(tpoint);
}
/// <summary>
/// Scrolls to the specified line.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollToLine(int line)
{
ScrollTo(line, -1);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollTo(int line, int column)
{
const double MinimumScrollFraction = 0.3;
ScrollTo(line, column, VisualYPosition.LineMiddle,
null != ScrollViewer ? ScrollViewer.Viewport.Height / 2 : 0.0, MinimumScrollFraction);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (WPF layout must have run prior).
/// </summary>
/// <param name="line">Line to scroll to.</param>
/// <param name="column">Column to scroll to (important if wrapping is 'on', and for the horizontal scroll position).</param>
/// <param name="yPositionMode">The mode how to reference the Y position of the line.</param>
/// <param name="referencedVerticalViewPortOffset">Offset from the top of the viewport to where the referenced line/column should be positioned.</param>
/// <param name="minimumScrollFraction">The minimum vertical and/or horizontal scroll offset, expressed as fraction of the height or width of the viewport window, respectively.</param>
public void ScrollTo(int line, int column, VisualYPosition yPositionMode,
double referencedVerticalViewPortOffset, double minimumScrollFraction)
{
TextView textView = textArea.TextView;
TextDocument document = textView.Document;
if (ScrollViewer != null && document != null)
{
if (line < 1)
line = 1;
if (line > document.LineCount)
line = document.LineCount;
ILogicalScrollable scrollInfo = textView;
if (!scrollInfo.CanHorizontallyScroll)
{
// Word wrap is enabled. Ensure that we have up-to-date info about line height so that we scroll
// to the correct position.
// This avoids that the user has to repeat the ScrollTo() call several times when there are very long lines.
VisualLine vl = textView.GetOrConstructVisualLine(document.GetLineByNumber(line));
double remainingHeight = referencedVerticalViewPortOffset;
while (remainingHeight > 0)
{
DocumentLine prevLine = vl.FirstDocumentLine.PreviousLine;
if (prevLine == null)
break;
vl = textView.GetOrConstructVisualLine(prevLine);
remainingHeight -= vl.Height;
}
}
Point p = textArea.TextView.GetVisualPosition(
new TextViewPosition(line, Math.Max(1, column)),
yPositionMode);
double targetX = ScrollViewer.Offset.X;
double targetY = ScrollViewer.Offset.Y;
double verticalPos = p.Y - referencedVerticalViewPortOffset;
if (Math.Abs(verticalPos - ScrollViewer.Offset.Y) >
minimumScrollFraction * ScrollViewer.Viewport.Height)
{
targetY = Math.Max(0, verticalPos);
}
if (column > 0)
{
if (p.X > ScrollViewer.Viewport.Width - Caret.MinimumDistanceToViewBorder * 2)
{
double horizontalPos = Math.Max(0, p.X - ScrollViewer.Viewport.Width / 2);
if (Math.Abs(horizontalPos - ScrollViewer.Offset.X) >
minimumScrollFraction * ScrollViewer.Viewport.Width)
{
targetX = 0;
}
}
else
{
targetX = 0;
}
}
if (targetX != ScrollViewer.Offset.X || targetY != ScrollViewer.Offset.Y)
ScrollViewer.Offset = new Vector(targetX, targetY);
}
}
}
}
<MSG> Minor cleanup #123
https://github.com/icsharpcode/AvalonEdit/pull/123
<DFF> @@ -77,7 +77,7 @@ namespace AvaloniaEdit
protected TextEditor(TextArea textArea, TextDocument document)
{
- TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
+ this.textArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
@@ -263,7 +263,8 @@ namespace AvaloniaEdit
#endregion
#region TextArea / ScrollViewer properties
-
+ private readonly TextArea textArea;
+
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
@@ -276,7 +277,7 @@ namespace AvaloniaEdit
/// <summary>
/// Gets the text area.
/// </summary>
- public TextArea TextArea { get; }
+ public TextArea TextArea => textArea;
/// <summary>
/// Gets the scroll viewer used by the text editor.
@@ -314,7 +315,7 @@ namespace AvaloniaEdit
{
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Remove(_colorizer);
+ textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
@@ -323,7 +324,7 @@ namespace AvaloniaEdit
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Insert(0, _colorizer);
+ textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
@@ -799,10 +800,9 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
- if (textArea?.Document != null && !textArea.Selection.IsEmpty)
+ if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
@@ -811,7 +811,7 @@ namespace AvaloniaEdit
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
- if (textArea?.Document != null)
+ if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
@@ -829,16 +829,11 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- return textArea.Caret.Offset;
- return 0;
+ return textArea.Caret.Offset;
}
set
{
- var textArea = TextArea;
- if (textArea != null && textArea.Caret.Offset != value)
- textArea.Caret.Offset = value;
+ textArea.Caret.Offset = value;
}
}
@@ -849,14 +844,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- {
- if (textArea.Selection.IsEmpty)
- return textArea.Caret.Offset;
+ if (textArea.Selection.IsEmpty)
+ return textArea.Caret.Offset;
+ else
return textArea.Selection.SurroundingSegment.Offset;
- }
- return 0;
}
set => Select(value, SelectionLength);
}
@@ -868,10 +859,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null && !textArea.Selection.IsEmpty)
+ if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
- return 0;
+ else
+ return 0;
}
set => Select(SelectionStart, value);
}
| 16 | Minor cleanup #123 | 25 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067337 | <NME> TextEditor.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.ComponentModel;
using System.IO;
using System.Linq;
using System.Text;
using Avalonia;
using AvaloniaEdit.Document;
using AvaloniaEdit.Editing;
using AvaloniaEdit.Highlighting;
using AvaloniaEdit.Rendering;
using AvaloniaEdit.Utils;
using Avalonia.Controls;
using Avalonia.Controls.Primitives;
using Avalonia.Controls.Shapes;
using Avalonia.Input;
using Avalonia.Interactivity;
using Avalonia.LogicalTree;
using Avalonia.Media;
using Avalonia.Data;
using AvaloniaEdit.Search;
namespace AvaloniaEdit
{
/// <summary>
/// The text editor control.
/// Contains a scrollable TextArea.
/// </summary>
public class TextEditor : TemplatedControl, ITextEditorComponent
{
#region Constructors
static TextEditor()
{
FocusableProperty.OverrideDefaultValue<TextEditor>(true);
HorizontalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
VerticalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
OptionsProperty.Changed.Subscribe(OnOptionsChanged);
DocumentProperty.Changed.Subscribe(OnDocumentChanged);
SyntaxHighlightingProperty.Changed.Subscribe(OnSyntaxHighlightingChanged);
IsReadOnlyProperty.Changed.Subscribe(OnIsReadOnlyChanged);
IsModifiedProperty.Changed.Subscribe(OnIsModifiedChanged);
ShowLineNumbersProperty.Changed.Subscribe(OnShowLineNumbersChanged);
LineNumbersForegroundProperty.Changed.Subscribe(OnLineNumbersForegroundChanged);
FontFamilyProperty.Changed.Subscribe(OnFontFamilyPropertyChanged);
FontSizeProperty.Changed.Subscribe(OnFontSizePropertyChanged);
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
public TextEditor() : this(new TextArea())
{
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
protected TextEditor(TextArea textArea) : this(textArea, new TextDocument())
protected TextEditor(TextArea textArea, TextDocument document)
{
TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
textArea.TextView.Services.AddService(this);
SetValue(OptionsProperty, textArea.Options);
SetValue(DocumentProperty, document);
textArea[!BackgroundProperty] = this[!BackgroundProperty];
}
#endregion
protected override void OnGotFocus(GotFocusEventArgs e)
{
base.OnGotFocus(e);
TextArea.Focus();
e.Handled = true;
}
#region Document property
/// <summary>
/// Document property.
/// </summary>
public static readonly StyledProperty<TextDocument> DocumentProperty
= TextView.DocumentProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the document displayed by the text editor.
/// This is a dependency property.
/// </summary>
public TextDocument Document
{
get => GetValue(DocumentProperty);
set => SetValue(DocumentProperty, value);
}
/// <summary>
/// Occurs when the document property has changed.
/// </summary>
public event EventHandler DocumentChanged;
/// <summary>
/// Raises the <see cref="DocumentChanged"/> event.
/// </summary>
protected virtual void OnDocumentChanged(EventArgs e)
{
DocumentChanged?.Invoke(this, e);
}
private static void OnDocumentChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnDocumentChanged((TextDocument)e.OldValue, (TextDocument)e.NewValue);
}
private void OnDocumentChanged(TextDocument oldValue, TextDocument newValue)
{
if (oldValue != null)
{
TextDocumentWeakEventManager.TextChanged.RemoveHandler(oldValue, OnTextChanged);
PropertyChangedWeakEventManager.RemoveHandler(oldValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
TextArea.Document = newValue;
if (newValue != null)
{
TextDocumentWeakEventManager.TextChanged.AddHandler(newValue, OnTextChanged);
PropertyChangedWeakEventManager.AddHandler(newValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
OnDocumentChanged(EventArgs.Empty);
OnTextChanged(EventArgs.Empty);
}
#endregion
#region Options property
/// <summary>
/// Options property.
/// </summary>
public static readonly StyledProperty<TextEditorOptions> OptionsProperty
= TextView.OptionsProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the options currently used by the text editor.
/// </summary>
public TextEditorOptions Options
{
get => GetValue(OptionsProperty);
set => SetValue(OptionsProperty, value);
}
/// <summary>
/// Occurs when a text editor option has changed.
/// </summary>
public event PropertyChangedEventHandler OptionChanged;
/// <summary>
/// Raises the <see cref="OptionChanged"/> event.
/// </summary>
protected virtual void OnOptionChanged(PropertyChangedEventArgs e)
{
OptionChanged?.Invoke(this, e);
}
private static void OnOptionsChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnOptionsChanged((TextEditorOptions)e.OldValue, (TextEditorOptions)e.NewValue);
}
private void OnOptionsChanged(TextEditorOptions oldValue, TextEditorOptions newValue)
{
if (oldValue != null)
{
PropertyChangedWeakEventManager.RemoveHandler(oldValue, OnPropertyChangedHandler);
}
TextArea.Options = newValue;
if (newValue != null)
{
PropertyChangedWeakEventManager.AddHandler(newValue, OnPropertyChangedHandler);
}
OnOptionChanged(new PropertyChangedEventArgs(null));
}
private void OnPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
OnOptionChanged(e);
}
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
{
base.OnPropertyChanged(change);
if (change.Property == WordWrapProperty)
{
if (WordWrap)
{
_horizontalScrollBarVisibilityBck = HorizontalScrollBarVisibility;
HorizontalScrollBarVisibility = ScrollBarVisibility.Disabled;
}
else
{
HorizontalScrollBarVisibility = _horizontalScrollBarVisibilityBck;
}
}
}
private void OnUndoStackPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
HandleIsOriginalChanged(e);
}
}
private void OnTextChanged(object sender, EventArgs e)
{
OnTextChanged(e);
}
#endregion
#region Text property
/// <summary>
/// Gets/Sets the text of the current document.
/// </summary>
public string Text
{
get
{
var document = Document;
return document != null ? document.Text : string.Empty;
}
set
{
var document = GetDocument();
document.Text = value ?? string.Empty;
// after replacing the full text, the caret is positioned at the end of the document
// - reset it to the beginning.
CaretOffset = 0;
document.UndoStack.ClearAll();
}
}
#endregion
#region TextArea / ScrollViewer properties
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
/// <summary>
/// Occurs when the Text property changes.
/// </summary>
public event EventHandler TextChanged;
/// <summary>
/// Gets the text area.
/// </summary>
public TextArea TextArea { get; }
/// <summary>
/// Gets the scroll viewer used by the text editor.
#endregion
#region TextArea / ScrollViewer properties
private readonly TextArea textArea;
private SearchPanel searchPanel;
private bool wasSearchPanelOpened;
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
ScrollViewer = (ScrollViewer)e.NameScope.Find("PART_ScrollViewer");
ScrollViewer.Content = TextArea;
searchPanel = SearchPanel.Install(this);
}
protected override void OnAttachedToLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnAttachedToLogicalTree(e);
if (searchPanel != null && wasSearchPanelOpened)
{
searchPanel.Open();
}
}
protected override void OnDetachedFromLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnDetachedFromLogicalTree(e);
if (searchPanel != null)
{
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
/// <summary>
/// Gets the text area.
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Gets the scroll viewer used by the text editor.
/// This property can return null if the template has not been applied / does not contain a scroll viewer.
/// </summary>
internal ScrollViewer ScrollViewer { get; private set; }
#endregion
#region Syntax highlighting
/// <summary>
/// The <see cref="SyntaxHighlighting"/> property.
/// </summary>
public static readonly StyledProperty<IHighlightingDefinition> SyntaxHighlightingProperty =
AvaloniaProperty.Register<TextEditor, IHighlightingDefinition>("SyntaxHighlighting");
/// <summary>
/// Gets/sets the syntax highlighting definition used to colorize the text.
/// </summary>
public IHighlightingDefinition SyntaxHighlighting
{
get => GetValue(SyntaxHighlightingProperty);
set => SetValue(SyntaxHighlightingProperty, value);
}
private IVisualLineTransformer _colorizer;
private static void OnSyntaxHighlightingChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnSyntaxHighlightingChanged(e.NewValue as IHighlightingDefinition);
}
private void OnSyntaxHighlightingChanged(IHighlightingDefinition newValue)
{
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
if (newValue != null)
{
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Creates the highlighting colorizer for the specified highlighting definition.
/// Allows derived classes to provide custom colorizer implementations for special highlighting definitions.
/// </summary>
/// <returns></returns>
protected virtual IVisualLineTransformer CreateColorizer(IHighlightingDefinition highlightingDefinition)
{
if (highlightingDefinition == null)
throw new ArgumentNullException(nameof(highlightingDefinition));
return new HighlightingColorizer(highlightingDefinition);
}
#endregion
#region WordWrap
/// <summary>
/// Word wrap dependency property.
/// </summary>
public static readonly StyledProperty<bool> WordWrapProperty =
AvaloniaProperty.Register<TextEditor, bool>("WordWrap");
/// <summary>
/// Specifies whether the text editor uses word wrapping.
/// </summary>
/// <remarks>
/// Setting WordWrap=true has the same effect as setting HorizontalScrollBarVisibility=Disabled and will override the
/// HorizontalScrollBarVisibility setting.
/// </remarks>
public bool WordWrap
{
get => GetValue(WordWrapProperty);
set => SetValue(WordWrapProperty, value);
}
#endregion
#region IsReadOnly
/// <summary>
/// IsReadOnly dependency property.
/// </summary>
public static readonly StyledProperty<bool> IsReadOnlyProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsReadOnly");
/// <summary>
/// Specifies whether the user can change the text editor content.
/// Setting this property will replace the
/// <see cref="Editing.TextArea.ReadOnlySectionProvider">TextArea.ReadOnlySectionProvider</see>.
/// </summary>
public bool IsReadOnly
{
get => GetValue(IsReadOnlyProperty);
set => SetValue(IsReadOnlyProperty, value);
}
private static void OnIsReadOnlyChanged(AvaloniaPropertyChangedEventArgs e)
{
if (e.Sender is TextEditor editor)
{
if ((bool)e.NewValue)
editor.TextArea.ReadOnlySectionProvider = ReadOnlySectionDocument.Instance;
else
editor.TextArea.ReadOnlySectionProvider = NoReadOnlySections.Instance;
}
}
#endregion
#region IsModified
/// <summary>
/// Dependency property for <see cref="IsModified"/>
/// </summary>
public static readonly StyledProperty<bool> IsModifiedProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsModified");
/// <summary>
/// Gets/Sets the 'modified' flag.
/// </summary>
public bool IsModified
{
get => GetValue(IsModifiedProperty);
set => SetValue(IsModifiedProperty, value);
}
private static void OnIsModifiedChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var document = editor?.Document;
if (document != null)
{
var undoStack = document.UndoStack;
if ((bool)e.NewValue)
{
if (undoStack.IsOriginalFile)
undoStack.DiscardOriginalFileMarker();
}
else
{
undoStack.MarkAsOriginalFile();
}
}
}
private void HandleIsOriginalChanged(PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
var document = Document;
if (document != null)
{
SetValue(IsModifiedProperty, (object)!document.UndoStack.IsOriginalFile);
}
}
}
#endregion
#region ShowLineNumbers
/// <summary>
/// ShowLineNumbers dependency property.
/// </summary>
public static readonly StyledProperty<bool> ShowLineNumbersProperty =
AvaloniaProperty.Register<TextEditor, bool>("ShowLineNumbers");
/// <summary>
/// Specifies whether line numbers are shown on the left to the text view.
/// </summary>
public bool ShowLineNumbers
{
get => GetValue(ShowLineNumbersProperty);
set => SetValue(ShowLineNumbersProperty, value);
}
private static void OnShowLineNumbersChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
if (editor == null) return;
var leftMargins = editor.TextArea.LeftMargins;
if ((bool)e.NewValue)
{
var lineNumbers = new LineNumberMargin();
var line = (Line)DottedLineMargin.Create();
leftMargins.Insert(0, lineNumbers);
leftMargins.Insert(1, line);
var lineNumbersForeground = new Binding("LineNumbersForeground") { Source = editor };
line.Bind(Shape.StrokeProperty, lineNumbersForeground);
lineNumbers.Bind(ForegroundProperty, lineNumbersForeground);
}
else
{
for (var i = 0; i < leftMargins.Count; i++)
{
if (leftMargins[i] is LineNumberMargin)
{
leftMargins.RemoveAt(i);
if (i < leftMargins.Count && DottedLineMargin.IsDottedLineMargin(leftMargins[i]))
{
leftMargins.RemoveAt(i);
}
break;
}
}
}
}
#endregion
#region LineNumbersForeground
/// <summary>
/// LineNumbersForeground dependency property.
/// </summary>
public static readonly StyledProperty<IBrush> LineNumbersForegroundProperty =
AvaloniaProperty.Register<TextEditor, IBrush>("LineNumbersForeground", Brushes.Gray);
/// <summary>
/// Gets/sets the Brush used for displaying the foreground color of line numbers.
/// </summary>
public IBrush LineNumbersForeground
{
get => GetValue(LineNumbersForegroundProperty);
set => SetValue(LineNumbersForegroundProperty, value);
}
private static void OnLineNumbersForegroundChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var lineNumberMargin = editor?.TextArea.LeftMargins.FirstOrDefault(margin => margin is LineNumberMargin) as LineNumberMargin;
lineNumberMargin?.SetValue(ForegroundProperty, e.NewValue);
}
private static void OnFontFamilyPropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontFamilyProperty, e.NewValue);
}
private static void OnFontSizePropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontSizeProperty, e.NewValue);
}
#endregion
#region TextBoxBase-like methods
/// <summary>
/// Appends text to the end of the document.
/// </summary>
public void AppendText(string textData)
{
var document = GetDocument();
document.Insert(document.TextLength, textData);
}
/// <summary>
/// Begins a group of document changes.
/// </summary>
public void BeginChange()
{
GetDocument().BeginUpdate();
}
/// <summary>
/// Copies the current selection to the clipboard.
/// </summary>
public void Copy()
{
if (CanCopy)
{
ApplicationCommands.Copy.Execute(null, TextArea);
}
}
/// <summary>
/// Removes the current selection and copies it to the clipboard.
/// </summary>
public void Cut()
{
if (CanCut)
{
ApplicationCommands.Cut.Execute(null, TextArea);
}
}
/// <summary>
/// Begins a group of document changes and returns an object that ends the group of document
/// changes when it is disposed.
/// </summary>
public IDisposable DeclareChangeBlock()
{
return GetDocument().RunUpdate();
}
/// <summary>
/// Removes the current selection without copying it to the clipboard.
/// </summary>
public void Delete()
{
if(CanDelete)
{
ApplicationCommands.Delete.Execute(null, TextArea);
}
}
/// <summary>
/// Ends the current group of document changes.
/// </summary>
public void EndChange()
{
GetDocument().EndUpdate();
}
/// <summary>
/// Scrolls one line down.
/// </summary>
public void LineDown()
{
//if (scrollViewer != null)
// scrollViewer.LineDown();
}
/// <summary>
/// Scrolls to the left.
/// </summary>
public void LineLeft()
{
//if (scrollViewer != null)
// scrollViewer.LineLeft();
}
/// <summary>
/// Scrolls to the right.
/// </summary>
public void LineRight()
{
//if (scrollViewer != null)
// scrollViewer.LineRight();
}
/// <summary>
/// Scrolls one line up.
/// </summary>
public void LineUp()
{
//if (scrollViewer != null)
// scrollViewer.LineUp();
}
/// <summary>
/// Scrolls one page down.
/// </summary>
public void PageDown()
{
//if (scrollViewer != null)
// scrollViewer.PageDown();
}
/// <summary>
/// Scrolls one page up.
/// </summary>
public void PageUp()
{
//if (scrollViewer != null)
// scrollViewer.PageUp();
}
/// <summary>
/// Scrolls one page left.
/// </summary>
public void PageLeft()
{
//if (scrollViewer != null)
// scrollViewer.PageLeft();
}
/// <summary>
/// Scrolls one page right.
/// </summary>
public void PageRight()
{
//if (scrollViewer != null)
// scrollViewer.PageRight();
}
/// <summary>
/// Pastes the clipboard content.
/// </summary>
public void Paste()
{
if (CanPaste)
{
ApplicationCommands.Paste.Execute(null, TextArea);
}
}
/// <summary>
/// Redoes the most recent undone command.
/// </summary>
/// <returns>True is the redo operation was successful, false is the redo stack is empty.</returns>
public bool Redo()
{
if (CanRedo)
{
ApplicationCommands.Redo.Execute(null, TextArea);
return true;
}
return false;
}
/// <summary>
/// Scrolls to the end of the document.
/// </summary>
public void ScrollToEnd()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToEnd();
}
/// <summary>
/// Scrolls to the start of the document.
/// </summary>
public void ScrollToHome()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToHome();
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToHorizontalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToHorizontalOffset(offset);
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToVerticalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToVerticalOffset(offset);
}
/// <summary>
/// Selects the entire text.
/// </summary>
public void SelectAll()
{
if (CanSelectAll)
{
ApplicationCommands.SelectAll.Execute(null, TextArea);
}
}
/// <summary>
/// Undoes the most recent command.
{
get
{
var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea?.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
return false;
}
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea?.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
}
/// <summary>
/// Gets if the most recent command can be undone.
/// </summary>
public bool CanUndo
{
get { return ApplicationCommands.Undo.CanExecute(null, TextArea); }
}
/// <summary>
{
get
{
var textArea = TextArea;
if (textArea != null)
return textArea.Caret.Offset;
return 0;
}
set
{
var textArea = TextArea;
if (textArea != null && textArea.Caret.Offset != value)
textArea.Caret.Offset = value;
}
}
{
get { return ApplicationCommands.Cut.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null)
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
return textArea.Selection.SurroundingSegment.Offset;
}
return 0;
}
set => Select(value, SelectionLength);
}
/// </summary>
public bool CanDelete
{
get { return ApplicationCommands.Delete.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null && !textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
return 0;
}
set => Select(SelectionStart, value);
}
/// Gets if text editor can activate the search panel
/// </summary>
public bool CanSearch
{
get { return searchPanel != null; }
}
/// <summary>
/// Gets the vertical size of the document.
/// </summary>
public double ExtentHeight => ScrollViewer?.Extent.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the current document region.
/// </summary>
public double ExtentWidth => ScrollViewer?.Extent.Width ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportHeight => ScrollViewer?.Viewport.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportWidth => ScrollViewer?.Viewport.Width ?? 0;
/// <summary>
/// Gets the vertical scroll position.
/// </summary>
public double VerticalOffset => ScrollViewer?.Offset.Y ?? 0;
/// <summary>
/// Gets the horizontal scroll position.
/// </summary>
public double HorizontalOffset => ScrollViewer?.Offset.X ?? 0;
#endregion
#region TextBox methods
/// <summary>
/// Gets/Sets the selected text.
/// </summary>
public string SelectedText
{
get
{
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
set
{
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
textArea.Document.Replace(offset, length, value);
// keep inserted text selected
textArea.Selection = Selection.Create(textArea, offset, offset + value.Length);
}
}
}
/// <summary>
/// Gets/sets the caret position.
/// </summary>
public int CaretOffset
{
get
{
return textArea.Caret.Offset;
}
set
{
textArea.Caret.Offset = value;
}
}
/// <summary>
/// Gets/sets the start position of the selection.
/// </summary>
public int SelectionStart
{
get
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
else
return textArea.Selection.SurroundingSegment.Offset;
}
set => Select(value, SelectionLength);
}
/// <summary>
/// Gets/sets the length of the selection.
/// </summary>
public int SelectionLength
{
get
{
if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
else
return 0;
}
set => Select(SelectionStart, value);
}
/// <summary>
/// Selects the specified text section.
/// </summary>
public void Select(int start, int length)
{
var documentLength = Document?.TextLength ?? 0;
if (start < 0 || start > documentLength)
throw new ArgumentOutOfRangeException(nameof(start), start, "Value must be between 0 and " + documentLength);
if (length < 0 || start + length > documentLength)
throw new ArgumentOutOfRangeException(nameof(length), length, "Value must be between 0 and " + (documentLength - start));
TextArea.Selection = Selection.Create(TextArea, start, start + length);
TextArea.Caret.Offset = start + length;
}
/// <summary>
/// Gets the number of lines in the document.
/// </summary>
public int LineCount
{
get
{
var document = Document;
if (document != null)
return document.LineCount;
return 1;
}
}
/// <summary>
/// Clears the text.
/// </summary>
public void Clear()
{
Text = string.Empty;
}
#endregion
#region Loading from stream
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Load(Stream stream)
{
using (var reader = FileReader.OpenStream(stream, Encoding ?? Encoding.UTF8))
{
Text = reader.ReadToEnd();
SetValue(EncodingProperty, (object)reader.CurrentEncoding);
}
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
public void Load(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO:load
//using (FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))
//{
// Load(fs);
//}
}
/// <summary>
/// Encoding dependency property.
/// </summary>
public static readonly StyledProperty<Encoding> EncodingProperty =
AvaloniaProperty.Register<TextEditor, Encoding>("Encoding");
/// <summary>
/// Gets/sets the encoding used when the file is saved.
/// </summary>
/// <remarks>
/// The <see cref="Load(Stream)"/> method autodetects the encoding of the file and sets this property accordingly.
/// The <see cref="Save(Stream)"/> method uses the encoding specified in this property.
/// </remarks>
public Encoding Encoding
{
get => GetValue(EncodingProperty);
set => SetValue(EncodingProperty, value);
}
/// <summary>
/// Saves the text to the stream.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Save(Stream stream)
{
if (stream == null)
throw new ArgumentNullException(nameof(stream));
var encoding = Encoding;
var document = Document;
var writer = encoding != null ? new StreamWriter(stream, encoding) : new StreamWriter(stream);
document?.WriteTextTo(writer);
writer.Flush();
// do not close the stream
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Saves the text to the file.
/// </summary>
public void Save(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO: save
//using (FileStream fs = new FileStream(fileName, FileMode.Create, FileAccess.Write, FileShare.None))
//{
// Save(fs);
//}
}
#endregion
#region PointerHover events
/// <summary>
/// The PreviewPointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverEvent =
TextView.PreviewPointerHoverEvent;
/// <summary>
/// the pointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverEvent =
TextView.PointerHoverEvent;
/// <summary>
/// The PreviewPointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverStoppedEvent =
TextView.PreviewPointerHoverStoppedEvent;
/// <summary>
/// the pointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverStoppedEvent =
TextView.PointerHoverStoppedEvent;
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHover
{
add => AddHandler(PreviewPointerHoverEvent, value);
remove => RemoveHandler(PreviewPointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHover
{
add => AddHandler(PointerHoverEvent, value);
remove => RemoveHandler(PointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHoverStopped
{
add => AddHandler(PreviewPointerHoverStoppedEvent, value);
remove => RemoveHandler(PreviewPointerHoverStoppedEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHoverStopped
{
add => AddHandler(PointerHoverStoppedEvent, value);
remove => RemoveHandler(PointerHoverStoppedEvent, value);
}
#endregion
#region ScrollBarVisibility
/// <summary>
/// Dependency property for <see cref="HorizontalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> HorizontalScrollBarVisibilityProperty = ScrollViewer.HorizontalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the horizontal scroll bar visibility.
/// </summary>
public ScrollBarVisibility HorizontalScrollBarVisibility
{
get => GetValue(HorizontalScrollBarVisibilityProperty);
set => SetValue(HorizontalScrollBarVisibilityProperty, value);
}
private ScrollBarVisibility _horizontalScrollBarVisibilityBck = ScrollBarVisibility.Auto;
/// <summary>
/// Dependency property for <see cref="VerticalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> VerticalScrollBarVisibilityProperty = ScrollViewer.VerticalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the vertical scroll bar visibility.
/// </summary>
public ScrollBarVisibility VerticalScrollBarVisibility
{
get => GetValue(VerticalScrollBarVisibilityProperty);
set => SetValue(VerticalScrollBarVisibilityProperty, value);
}
#endregion
object IServiceProvider.GetService(Type serviceType)
{
return TextArea.GetService(serviceType);
}
/// <summary>
/// Gets the text view position from a point inside the editor.
/// </summary>
/// <param name="point">The position, relative to top left
/// corner of TextEditor control</param>
/// <returns>The text view position, or null if the point is outside the document.</returns>
public TextViewPosition? GetPositionFromPoint(Point point)
{
if (Document == null)
return null;
var textView = TextArea.TextView;
Point tpoint = (Point)this.TranslatePoint(point + new Point(textView.ScrollOffset.X, Math.Floor(textView.ScrollOffset.Y)), textView);
return textView.GetPosition(tpoint);
}
/// <summary>
/// Scrolls to the specified line.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollToLine(int line)
{
ScrollTo(line, -1);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollTo(int line, int column)
{
const double MinimumScrollFraction = 0.3;
ScrollTo(line, column, VisualYPosition.LineMiddle,
null != ScrollViewer ? ScrollViewer.Viewport.Height / 2 : 0.0, MinimumScrollFraction);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (WPF layout must have run prior).
/// </summary>
/// <param name="line">Line to scroll to.</param>
/// <param name="column">Column to scroll to (important if wrapping is 'on', and for the horizontal scroll position).</param>
/// <param name="yPositionMode">The mode how to reference the Y position of the line.</param>
/// <param name="referencedVerticalViewPortOffset">Offset from the top of the viewport to where the referenced line/column should be positioned.</param>
/// <param name="minimumScrollFraction">The minimum vertical and/or horizontal scroll offset, expressed as fraction of the height or width of the viewport window, respectively.</param>
public void ScrollTo(int line, int column, VisualYPosition yPositionMode,
double referencedVerticalViewPortOffset, double minimumScrollFraction)
{
TextView textView = textArea.TextView;
TextDocument document = textView.Document;
if (ScrollViewer != null && document != null)
{
if (line < 1)
line = 1;
if (line > document.LineCount)
line = document.LineCount;
ILogicalScrollable scrollInfo = textView;
if (!scrollInfo.CanHorizontallyScroll)
{
// Word wrap is enabled. Ensure that we have up-to-date info about line height so that we scroll
// to the correct position.
// This avoids that the user has to repeat the ScrollTo() call several times when there are very long lines.
VisualLine vl = textView.GetOrConstructVisualLine(document.GetLineByNumber(line));
double remainingHeight = referencedVerticalViewPortOffset;
while (remainingHeight > 0)
{
DocumentLine prevLine = vl.FirstDocumentLine.PreviousLine;
if (prevLine == null)
break;
vl = textView.GetOrConstructVisualLine(prevLine);
remainingHeight -= vl.Height;
}
}
Point p = textArea.TextView.GetVisualPosition(
new TextViewPosition(line, Math.Max(1, column)),
yPositionMode);
double targetX = ScrollViewer.Offset.X;
double targetY = ScrollViewer.Offset.Y;
double verticalPos = p.Y - referencedVerticalViewPortOffset;
if (Math.Abs(verticalPos - ScrollViewer.Offset.Y) >
minimumScrollFraction * ScrollViewer.Viewport.Height)
{
targetY = Math.Max(0, verticalPos);
}
if (column > 0)
{
if (p.X > ScrollViewer.Viewport.Width - Caret.MinimumDistanceToViewBorder * 2)
{
double horizontalPos = Math.Max(0, p.X - ScrollViewer.Viewport.Width / 2);
if (Math.Abs(horizontalPos - ScrollViewer.Offset.X) >
minimumScrollFraction * ScrollViewer.Viewport.Width)
{
targetX = 0;
}
}
else
{
targetX = 0;
}
}
if (targetX != ScrollViewer.Offset.X || targetY != ScrollViewer.Offset.Y)
ScrollViewer.Offset = new Vector(targetX, targetY);
}
}
}
}
<MSG> Minor cleanup #123
https://github.com/icsharpcode/AvalonEdit/pull/123
<DFF> @@ -77,7 +77,7 @@ namespace AvaloniaEdit
protected TextEditor(TextArea textArea, TextDocument document)
{
- TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
+ this.textArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
@@ -263,7 +263,8 @@ namespace AvaloniaEdit
#endregion
#region TextArea / ScrollViewer properties
-
+ private readonly TextArea textArea;
+
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
@@ -276,7 +277,7 @@ namespace AvaloniaEdit
/// <summary>
/// Gets the text area.
/// </summary>
- public TextArea TextArea { get; }
+ public TextArea TextArea => textArea;
/// <summary>
/// Gets the scroll viewer used by the text editor.
@@ -314,7 +315,7 @@ namespace AvaloniaEdit
{
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Remove(_colorizer);
+ textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
@@ -323,7 +324,7 @@ namespace AvaloniaEdit
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Insert(0, _colorizer);
+ textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
@@ -799,10 +800,9 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
- if (textArea?.Document != null && !textArea.Selection.IsEmpty)
+ if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
@@ -811,7 +811,7 @@ namespace AvaloniaEdit
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
- if (textArea?.Document != null)
+ if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
@@ -829,16 +829,11 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- return textArea.Caret.Offset;
- return 0;
+ return textArea.Caret.Offset;
}
set
{
- var textArea = TextArea;
- if (textArea != null && textArea.Caret.Offset != value)
- textArea.Caret.Offset = value;
+ textArea.Caret.Offset = value;
}
}
@@ -849,14 +844,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- {
- if (textArea.Selection.IsEmpty)
- return textArea.Caret.Offset;
+ if (textArea.Selection.IsEmpty)
+ return textArea.Caret.Offset;
+ else
return textArea.Selection.SurroundingSegment.Offset;
- }
- return 0;
}
set => Select(value, SelectionLength);
}
@@ -868,10 +859,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null && !textArea.Selection.IsEmpty)
+ if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
- return 0;
+ else
+ return 0;
}
set => Select(SelectionStart, value);
}
| 16 | Minor cleanup #123 | 25 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067338 | <NME> TextEditor.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.ComponentModel;
using System.IO;
using System.Linq;
using System.Text;
using Avalonia;
using AvaloniaEdit.Document;
using AvaloniaEdit.Editing;
using AvaloniaEdit.Highlighting;
using AvaloniaEdit.Rendering;
using AvaloniaEdit.Utils;
using Avalonia.Controls;
using Avalonia.Controls.Primitives;
using Avalonia.Controls.Shapes;
using Avalonia.Input;
using Avalonia.Interactivity;
using Avalonia.LogicalTree;
using Avalonia.Media;
using Avalonia.Data;
using AvaloniaEdit.Search;
namespace AvaloniaEdit
{
/// <summary>
/// The text editor control.
/// Contains a scrollable TextArea.
/// </summary>
public class TextEditor : TemplatedControl, ITextEditorComponent
{
#region Constructors
static TextEditor()
{
FocusableProperty.OverrideDefaultValue<TextEditor>(true);
HorizontalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
VerticalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
OptionsProperty.Changed.Subscribe(OnOptionsChanged);
DocumentProperty.Changed.Subscribe(OnDocumentChanged);
SyntaxHighlightingProperty.Changed.Subscribe(OnSyntaxHighlightingChanged);
IsReadOnlyProperty.Changed.Subscribe(OnIsReadOnlyChanged);
IsModifiedProperty.Changed.Subscribe(OnIsModifiedChanged);
ShowLineNumbersProperty.Changed.Subscribe(OnShowLineNumbersChanged);
LineNumbersForegroundProperty.Changed.Subscribe(OnLineNumbersForegroundChanged);
FontFamilyProperty.Changed.Subscribe(OnFontFamilyPropertyChanged);
FontSizeProperty.Changed.Subscribe(OnFontSizePropertyChanged);
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
public TextEditor() : this(new TextArea())
{
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
protected TextEditor(TextArea textArea) : this(textArea, new TextDocument())
protected TextEditor(TextArea textArea, TextDocument document)
{
TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
textArea.TextView.Services.AddService(this);
SetValue(OptionsProperty, textArea.Options);
SetValue(DocumentProperty, document);
textArea[!BackgroundProperty] = this[!BackgroundProperty];
}
#endregion
protected override void OnGotFocus(GotFocusEventArgs e)
{
base.OnGotFocus(e);
TextArea.Focus();
e.Handled = true;
}
#region Document property
/// <summary>
/// Document property.
/// </summary>
public static readonly StyledProperty<TextDocument> DocumentProperty
= TextView.DocumentProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the document displayed by the text editor.
/// This is a dependency property.
/// </summary>
public TextDocument Document
{
get => GetValue(DocumentProperty);
set => SetValue(DocumentProperty, value);
}
/// <summary>
/// Occurs when the document property has changed.
/// </summary>
public event EventHandler DocumentChanged;
/// <summary>
/// Raises the <see cref="DocumentChanged"/> event.
/// </summary>
protected virtual void OnDocumentChanged(EventArgs e)
{
DocumentChanged?.Invoke(this, e);
}
private static void OnDocumentChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnDocumentChanged((TextDocument)e.OldValue, (TextDocument)e.NewValue);
}
private void OnDocumentChanged(TextDocument oldValue, TextDocument newValue)
{
if (oldValue != null)
{
TextDocumentWeakEventManager.TextChanged.RemoveHandler(oldValue, OnTextChanged);
PropertyChangedWeakEventManager.RemoveHandler(oldValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
TextArea.Document = newValue;
if (newValue != null)
{
TextDocumentWeakEventManager.TextChanged.AddHandler(newValue, OnTextChanged);
PropertyChangedWeakEventManager.AddHandler(newValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
OnDocumentChanged(EventArgs.Empty);
OnTextChanged(EventArgs.Empty);
}
#endregion
#region Options property
/// <summary>
/// Options property.
/// </summary>
public static readonly StyledProperty<TextEditorOptions> OptionsProperty
= TextView.OptionsProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the options currently used by the text editor.
/// </summary>
public TextEditorOptions Options
{
get => GetValue(OptionsProperty);
set => SetValue(OptionsProperty, value);
}
/// <summary>
/// Occurs when a text editor option has changed.
/// </summary>
public event PropertyChangedEventHandler OptionChanged;
/// <summary>
/// Raises the <see cref="OptionChanged"/> event.
/// </summary>
protected virtual void OnOptionChanged(PropertyChangedEventArgs e)
{
OptionChanged?.Invoke(this, e);
}
private static void OnOptionsChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnOptionsChanged((TextEditorOptions)e.OldValue, (TextEditorOptions)e.NewValue);
}
private void OnOptionsChanged(TextEditorOptions oldValue, TextEditorOptions newValue)
{
if (oldValue != null)
{
PropertyChangedWeakEventManager.RemoveHandler(oldValue, OnPropertyChangedHandler);
}
TextArea.Options = newValue;
if (newValue != null)
{
PropertyChangedWeakEventManager.AddHandler(newValue, OnPropertyChangedHandler);
}
OnOptionChanged(new PropertyChangedEventArgs(null));
}
private void OnPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
OnOptionChanged(e);
}
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
{
base.OnPropertyChanged(change);
if (change.Property == WordWrapProperty)
{
if (WordWrap)
{
_horizontalScrollBarVisibilityBck = HorizontalScrollBarVisibility;
HorizontalScrollBarVisibility = ScrollBarVisibility.Disabled;
}
else
{
HorizontalScrollBarVisibility = _horizontalScrollBarVisibilityBck;
}
}
}
private void OnUndoStackPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
HandleIsOriginalChanged(e);
}
}
private void OnTextChanged(object sender, EventArgs e)
{
OnTextChanged(e);
}
#endregion
#region Text property
/// <summary>
/// Gets/Sets the text of the current document.
/// </summary>
public string Text
{
get
{
var document = Document;
return document != null ? document.Text : string.Empty;
}
set
{
var document = GetDocument();
document.Text = value ?? string.Empty;
// after replacing the full text, the caret is positioned at the end of the document
// - reset it to the beginning.
CaretOffset = 0;
document.UndoStack.ClearAll();
}
}
#endregion
#region TextArea / ScrollViewer properties
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
/// <summary>
/// Occurs when the Text property changes.
/// </summary>
public event EventHandler TextChanged;
/// <summary>
/// Gets the text area.
/// </summary>
public TextArea TextArea { get; }
/// <summary>
/// Gets the scroll viewer used by the text editor.
#endregion
#region TextArea / ScrollViewer properties
private readonly TextArea textArea;
private SearchPanel searchPanel;
private bool wasSearchPanelOpened;
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
ScrollViewer = (ScrollViewer)e.NameScope.Find("PART_ScrollViewer");
ScrollViewer.Content = TextArea;
searchPanel = SearchPanel.Install(this);
}
protected override void OnAttachedToLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnAttachedToLogicalTree(e);
if (searchPanel != null && wasSearchPanelOpened)
{
searchPanel.Open();
}
}
protected override void OnDetachedFromLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnDetachedFromLogicalTree(e);
if (searchPanel != null)
{
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
/// <summary>
/// Gets the text area.
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Gets the scroll viewer used by the text editor.
/// This property can return null if the template has not been applied / does not contain a scroll viewer.
/// </summary>
internal ScrollViewer ScrollViewer { get; private set; }
#endregion
#region Syntax highlighting
/// <summary>
/// The <see cref="SyntaxHighlighting"/> property.
/// </summary>
public static readonly StyledProperty<IHighlightingDefinition> SyntaxHighlightingProperty =
AvaloniaProperty.Register<TextEditor, IHighlightingDefinition>("SyntaxHighlighting");
/// <summary>
/// Gets/sets the syntax highlighting definition used to colorize the text.
/// </summary>
public IHighlightingDefinition SyntaxHighlighting
{
get => GetValue(SyntaxHighlightingProperty);
set => SetValue(SyntaxHighlightingProperty, value);
}
private IVisualLineTransformer _colorizer;
private static void OnSyntaxHighlightingChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnSyntaxHighlightingChanged(e.NewValue as IHighlightingDefinition);
}
private void OnSyntaxHighlightingChanged(IHighlightingDefinition newValue)
{
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
if (newValue != null)
{
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Creates the highlighting colorizer for the specified highlighting definition.
/// Allows derived classes to provide custom colorizer implementations for special highlighting definitions.
/// </summary>
/// <returns></returns>
protected virtual IVisualLineTransformer CreateColorizer(IHighlightingDefinition highlightingDefinition)
{
if (highlightingDefinition == null)
throw new ArgumentNullException(nameof(highlightingDefinition));
return new HighlightingColorizer(highlightingDefinition);
}
#endregion
#region WordWrap
/// <summary>
/// Word wrap dependency property.
/// </summary>
public static readonly StyledProperty<bool> WordWrapProperty =
AvaloniaProperty.Register<TextEditor, bool>("WordWrap");
/// <summary>
/// Specifies whether the text editor uses word wrapping.
/// </summary>
/// <remarks>
/// Setting WordWrap=true has the same effect as setting HorizontalScrollBarVisibility=Disabled and will override the
/// HorizontalScrollBarVisibility setting.
/// </remarks>
public bool WordWrap
{
get => GetValue(WordWrapProperty);
set => SetValue(WordWrapProperty, value);
}
#endregion
#region IsReadOnly
/// <summary>
/// IsReadOnly dependency property.
/// </summary>
public static readonly StyledProperty<bool> IsReadOnlyProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsReadOnly");
/// <summary>
/// Specifies whether the user can change the text editor content.
/// Setting this property will replace the
/// <see cref="Editing.TextArea.ReadOnlySectionProvider">TextArea.ReadOnlySectionProvider</see>.
/// </summary>
public bool IsReadOnly
{
get => GetValue(IsReadOnlyProperty);
set => SetValue(IsReadOnlyProperty, value);
}
private static void OnIsReadOnlyChanged(AvaloniaPropertyChangedEventArgs e)
{
if (e.Sender is TextEditor editor)
{
if ((bool)e.NewValue)
editor.TextArea.ReadOnlySectionProvider = ReadOnlySectionDocument.Instance;
else
editor.TextArea.ReadOnlySectionProvider = NoReadOnlySections.Instance;
}
}
#endregion
#region IsModified
/// <summary>
/// Dependency property for <see cref="IsModified"/>
/// </summary>
public static readonly StyledProperty<bool> IsModifiedProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsModified");
/// <summary>
/// Gets/Sets the 'modified' flag.
/// </summary>
public bool IsModified
{
get => GetValue(IsModifiedProperty);
set => SetValue(IsModifiedProperty, value);
}
private static void OnIsModifiedChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var document = editor?.Document;
if (document != null)
{
var undoStack = document.UndoStack;
if ((bool)e.NewValue)
{
if (undoStack.IsOriginalFile)
undoStack.DiscardOriginalFileMarker();
}
else
{
undoStack.MarkAsOriginalFile();
}
}
}
private void HandleIsOriginalChanged(PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
var document = Document;
if (document != null)
{
SetValue(IsModifiedProperty, (object)!document.UndoStack.IsOriginalFile);
}
}
}
#endregion
#region ShowLineNumbers
/// <summary>
/// ShowLineNumbers dependency property.
/// </summary>
public static readonly StyledProperty<bool> ShowLineNumbersProperty =
AvaloniaProperty.Register<TextEditor, bool>("ShowLineNumbers");
/// <summary>
/// Specifies whether line numbers are shown on the left to the text view.
/// </summary>
public bool ShowLineNumbers
{
get => GetValue(ShowLineNumbersProperty);
set => SetValue(ShowLineNumbersProperty, value);
}
private static void OnShowLineNumbersChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
if (editor == null) return;
var leftMargins = editor.TextArea.LeftMargins;
if ((bool)e.NewValue)
{
var lineNumbers = new LineNumberMargin();
var line = (Line)DottedLineMargin.Create();
leftMargins.Insert(0, lineNumbers);
leftMargins.Insert(1, line);
var lineNumbersForeground = new Binding("LineNumbersForeground") { Source = editor };
line.Bind(Shape.StrokeProperty, lineNumbersForeground);
lineNumbers.Bind(ForegroundProperty, lineNumbersForeground);
}
else
{
for (var i = 0; i < leftMargins.Count; i++)
{
if (leftMargins[i] is LineNumberMargin)
{
leftMargins.RemoveAt(i);
if (i < leftMargins.Count && DottedLineMargin.IsDottedLineMargin(leftMargins[i]))
{
leftMargins.RemoveAt(i);
}
break;
}
}
}
}
#endregion
#region LineNumbersForeground
/// <summary>
/// LineNumbersForeground dependency property.
/// </summary>
public static readonly StyledProperty<IBrush> LineNumbersForegroundProperty =
AvaloniaProperty.Register<TextEditor, IBrush>("LineNumbersForeground", Brushes.Gray);
/// <summary>
/// Gets/sets the Brush used for displaying the foreground color of line numbers.
/// </summary>
public IBrush LineNumbersForeground
{
get => GetValue(LineNumbersForegroundProperty);
set => SetValue(LineNumbersForegroundProperty, value);
}
private static void OnLineNumbersForegroundChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var lineNumberMargin = editor?.TextArea.LeftMargins.FirstOrDefault(margin => margin is LineNumberMargin) as LineNumberMargin;
lineNumberMargin?.SetValue(ForegroundProperty, e.NewValue);
}
private static void OnFontFamilyPropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontFamilyProperty, e.NewValue);
}
private static void OnFontSizePropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontSizeProperty, e.NewValue);
}
#endregion
#region TextBoxBase-like methods
/// <summary>
/// Appends text to the end of the document.
/// </summary>
public void AppendText(string textData)
{
var document = GetDocument();
document.Insert(document.TextLength, textData);
}
/// <summary>
/// Begins a group of document changes.
/// </summary>
public void BeginChange()
{
GetDocument().BeginUpdate();
}
/// <summary>
/// Copies the current selection to the clipboard.
/// </summary>
public void Copy()
{
if (CanCopy)
{
ApplicationCommands.Copy.Execute(null, TextArea);
}
}
/// <summary>
/// Removes the current selection and copies it to the clipboard.
/// </summary>
public void Cut()
{
if (CanCut)
{
ApplicationCommands.Cut.Execute(null, TextArea);
}
}
/// <summary>
/// Begins a group of document changes and returns an object that ends the group of document
/// changes when it is disposed.
/// </summary>
public IDisposable DeclareChangeBlock()
{
return GetDocument().RunUpdate();
}
/// <summary>
/// Removes the current selection without copying it to the clipboard.
/// </summary>
public void Delete()
{
if(CanDelete)
{
ApplicationCommands.Delete.Execute(null, TextArea);
}
}
/// <summary>
/// Ends the current group of document changes.
/// </summary>
public void EndChange()
{
GetDocument().EndUpdate();
}
/// <summary>
/// Scrolls one line down.
/// </summary>
public void LineDown()
{
//if (scrollViewer != null)
// scrollViewer.LineDown();
}
/// <summary>
/// Scrolls to the left.
/// </summary>
public void LineLeft()
{
//if (scrollViewer != null)
// scrollViewer.LineLeft();
}
/// <summary>
/// Scrolls to the right.
/// </summary>
public void LineRight()
{
//if (scrollViewer != null)
// scrollViewer.LineRight();
}
/// <summary>
/// Scrolls one line up.
/// </summary>
public void LineUp()
{
//if (scrollViewer != null)
// scrollViewer.LineUp();
}
/// <summary>
/// Scrolls one page down.
/// </summary>
public void PageDown()
{
//if (scrollViewer != null)
// scrollViewer.PageDown();
}
/// <summary>
/// Scrolls one page up.
/// </summary>
public void PageUp()
{
//if (scrollViewer != null)
// scrollViewer.PageUp();
}
/// <summary>
/// Scrolls one page left.
/// </summary>
public void PageLeft()
{
//if (scrollViewer != null)
// scrollViewer.PageLeft();
}
/// <summary>
/// Scrolls one page right.
/// </summary>
public void PageRight()
{
//if (scrollViewer != null)
// scrollViewer.PageRight();
}
/// <summary>
/// Pastes the clipboard content.
/// </summary>
public void Paste()
{
if (CanPaste)
{
ApplicationCommands.Paste.Execute(null, TextArea);
}
}
/// <summary>
/// Redoes the most recent undone command.
/// </summary>
/// <returns>True is the redo operation was successful, false is the redo stack is empty.</returns>
public bool Redo()
{
if (CanRedo)
{
ApplicationCommands.Redo.Execute(null, TextArea);
return true;
}
return false;
}
/// <summary>
/// Scrolls to the end of the document.
/// </summary>
public void ScrollToEnd()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToEnd();
}
/// <summary>
/// Scrolls to the start of the document.
/// </summary>
public void ScrollToHome()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToHome();
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToHorizontalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToHorizontalOffset(offset);
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToVerticalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToVerticalOffset(offset);
}
/// <summary>
/// Selects the entire text.
/// </summary>
public void SelectAll()
{
if (CanSelectAll)
{
ApplicationCommands.SelectAll.Execute(null, TextArea);
}
}
/// <summary>
/// Undoes the most recent command.
{
get
{
var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea?.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
return false;
}
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea?.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
}
/// <summary>
/// Gets if the most recent command can be undone.
/// </summary>
public bool CanUndo
{
get { return ApplicationCommands.Undo.CanExecute(null, TextArea); }
}
/// <summary>
{
get
{
var textArea = TextArea;
if (textArea != null)
return textArea.Caret.Offset;
return 0;
}
set
{
var textArea = TextArea;
if (textArea != null && textArea.Caret.Offset != value)
textArea.Caret.Offset = value;
}
}
{
get { return ApplicationCommands.Cut.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null)
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
return textArea.Selection.SurroundingSegment.Offset;
}
return 0;
}
set => Select(value, SelectionLength);
}
/// </summary>
public bool CanDelete
{
get { return ApplicationCommands.Delete.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null && !textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
return 0;
}
set => Select(SelectionStart, value);
}
/// Gets if text editor can activate the search panel
/// </summary>
public bool CanSearch
{
get { return searchPanel != null; }
}
/// <summary>
/// Gets the vertical size of the document.
/// </summary>
public double ExtentHeight => ScrollViewer?.Extent.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the current document region.
/// </summary>
public double ExtentWidth => ScrollViewer?.Extent.Width ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportHeight => ScrollViewer?.Viewport.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportWidth => ScrollViewer?.Viewport.Width ?? 0;
/// <summary>
/// Gets the vertical scroll position.
/// </summary>
public double VerticalOffset => ScrollViewer?.Offset.Y ?? 0;
/// <summary>
/// Gets the horizontal scroll position.
/// </summary>
public double HorizontalOffset => ScrollViewer?.Offset.X ?? 0;
#endregion
#region TextBox methods
/// <summary>
/// Gets/Sets the selected text.
/// </summary>
public string SelectedText
{
get
{
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
set
{
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
textArea.Document.Replace(offset, length, value);
// keep inserted text selected
textArea.Selection = Selection.Create(textArea, offset, offset + value.Length);
}
}
}
/// <summary>
/// Gets/sets the caret position.
/// </summary>
public int CaretOffset
{
get
{
return textArea.Caret.Offset;
}
set
{
textArea.Caret.Offset = value;
}
}
/// <summary>
/// Gets/sets the start position of the selection.
/// </summary>
public int SelectionStart
{
get
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
else
return textArea.Selection.SurroundingSegment.Offset;
}
set => Select(value, SelectionLength);
}
/// <summary>
/// Gets/sets the length of the selection.
/// </summary>
public int SelectionLength
{
get
{
if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
else
return 0;
}
set => Select(SelectionStart, value);
}
/// <summary>
/// Selects the specified text section.
/// </summary>
public void Select(int start, int length)
{
var documentLength = Document?.TextLength ?? 0;
if (start < 0 || start > documentLength)
throw new ArgumentOutOfRangeException(nameof(start), start, "Value must be between 0 and " + documentLength);
if (length < 0 || start + length > documentLength)
throw new ArgumentOutOfRangeException(nameof(length), length, "Value must be between 0 and " + (documentLength - start));
TextArea.Selection = Selection.Create(TextArea, start, start + length);
TextArea.Caret.Offset = start + length;
}
/// <summary>
/// Gets the number of lines in the document.
/// </summary>
public int LineCount
{
get
{
var document = Document;
if (document != null)
return document.LineCount;
return 1;
}
}
/// <summary>
/// Clears the text.
/// </summary>
public void Clear()
{
Text = string.Empty;
}
#endregion
#region Loading from stream
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Load(Stream stream)
{
using (var reader = FileReader.OpenStream(stream, Encoding ?? Encoding.UTF8))
{
Text = reader.ReadToEnd();
SetValue(EncodingProperty, (object)reader.CurrentEncoding);
}
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
public void Load(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO:load
//using (FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))
//{
// Load(fs);
//}
}
/// <summary>
/// Encoding dependency property.
/// </summary>
public static readonly StyledProperty<Encoding> EncodingProperty =
AvaloniaProperty.Register<TextEditor, Encoding>("Encoding");
/// <summary>
/// Gets/sets the encoding used when the file is saved.
/// </summary>
/// <remarks>
/// The <see cref="Load(Stream)"/> method autodetects the encoding of the file and sets this property accordingly.
/// The <see cref="Save(Stream)"/> method uses the encoding specified in this property.
/// </remarks>
public Encoding Encoding
{
get => GetValue(EncodingProperty);
set => SetValue(EncodingProperty, value);
}
/// <summary>
/// Saves the text to the stream.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Save(Stream stream)
{
if (stream == null)
throw new ArgumentNullException(nameof(stream));
var encoding = Encoding;
var document = Document;
var writer = encoding != null ? new StreamWriter(stream, encoding) : new StreamWriter(stream);
document?.WriteTextTo(writer);
writer.Flush();
// do not close the stream
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Saves the text to the file.
/// </summary>
public void Save(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO: save
//using (FileStream fs = new FileStream(fileName, FileMode.Create, FileAccess.Write, FileShare.None))
//{
// Save(fs);
//}
}
#endregion
#region PointerHover events
/// <summary>
/// The PreviewPointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverEvent =
TextView.PreviewPointerHoverEvent;
/// <summary>
/// the pointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverEvent =
TextView.PointerHoverEvent;
/// <summary>
/// The PreviewPointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverStoppedEvent =
TextView.PreviewPointerHoverStoppedEvent;
/// <summary>
/// the pointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverStoppedEvent =
TextView.PointerHoverStoppedEvent;
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHover
{
add => AddHandler(PreviewPointerHoverEvent, value);
remove => RemoveHandler(PreviewPointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHover
{
add => AddHandler(PointerHoverEvent, value);
remove => RemoveHandler(PointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHoverStopped
{
add => AddHandler(PreviewPointerHoverStoppedEvent, value);
remove => RemoveHandler(PreviewPointerHoverStoppedEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHoverStopped
{
add => AddHandler(PointerHoverStoppedEvent, value);
remove => RemoveHandler(PointerHoverStoppedEvent, value);
}
#endregion
#region ScrollBarVisibility
/// <summary>
/// Dependency property for <see cref="HorizontalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> HorizontalScrollBarVisibilityProperty = ScrollViewer.HorizontalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the horizontal scroll bar visibility.
/// </summary>
public ScrollBarVisibility HorizontalScrollBarVisibility
{
get => GetValue(HorizontalScrollBarVisibilityProperty);
set => SetValue(HorizontalScrollBarVisibilityProperty, value);
}
private ScrollBarVisibility _horizontalScrollBarVisibilityBck = ScrollBarVisibility.Auto;
/// <summary>
/// Dependency property for <see cref="VerticalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> VerticalScrollBarVisibilityProperty = ScrollViewer.VerticalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the vertical scroll bar visibility.
/// </summary>
public ScrollBarVisibility VerticalScrollBarVisibility
{
get => GetValue(VerticalScrollBarVisibilityProperty);
set => SetValue(VerticalScrollBarVisibilityProperty, value);
}
#endregion
object IServiceProvider.GetService(Type serviceType)
{
return TextArea.GetService(serviceType);
}
/// <summary>
/// Gets the text view position from a point inside the editor.
/// </summary>
/// <param name="point">The position, relative to top left
/// corner of TextEditor control</param>
/// <returns>The text view position, or null if the point is outside the document.</returns>
public TextViewPosition? GetPositionFromPoint(Point point)
{
if (Document == null)
return null;
var textView = TextArea.TextView;
Point tpoint = (Point)this.TranslatePoint(point + new Point(textView.ScrollOffset.X, Math.Floor(textView.ScrollOffset.Y)), textView);
return textView.GetPosition(tpoint);
}
/// <summary>
/// Scrolls to the specified line.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollToLine(int line)
{
ScrollTo(line, -1);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollTo(int line, int column)
{
const double MinimumScrollFraction = 0.3;
ScrollTo(line, column, VisualYPosition.LineMiddle,
null != ScrollViewer ? ScrollViewer.Viewport.Height / 2 : 0.0, MinimumScrollFraction);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (WPF layout must have run prior).
/// </summary>
/// <param name="line">Line to scroll to.</param>
/// <param name="column">Column to scroll to (important if wrapping is 'on', and for the horizontal scroll position).</param>
/// <param name="yPositionMode">The mode how to reference the Y position of the line.</param>
/// <param name="referencedVerticalViewPortOffset">Offset from the top of the viewport to where the referenced line/column should be positioned.</param>
/// <param name="minimumScrollFraction">The minimum vertical and/or horizontal scroll offset, expressed as fraction of the height or width of the viewport window, respectively.</param>
public void ScrollTo(int line, int column, VisualYPosition yPositionMode,
double referencedVerticalViewPortOffset, double minimumScrollFraction)
{
TextView textView = textArea.TextView;
TextDocument document = textView.Document;
if (ScrollViewer != null && document != null)
{
if (line < 1)
line = 1;
if (line > document.LineCount)
line = document.LineCount;
ILogicalScrollable scrollInfo = textView;
if (!scrollInfo.CanHorizontallyScroll)
{
// Word wrap is enabled. Ensure that we have up-to-date info about line height so that we scroll
// to the correct position.
// This avoids that the user has to repeat the ScrollTo() call several times when there are very long lines.
VisualLine vl = textView.GetOrConstructVisualLine(document.GetLineByNumber(line));
double remainingHeight = referencedVerticalViewPortOffset;
while (remainingHeight > 0)
{
DocumentLine prevLine = vl.FirstDocumentLine.PreviousLine;
if (prevLine == null)
break;
vl = textView.GetOrConstructVisualLine(prevLine);
remainingHeight -= vl.Height;
}
}
Point p = textArea.TextView.GetVisualPosition(
new TextViewPosition(line, Math.Max(1, column)),
yPositionMode);
double targetX = ScrollViewer.Offset.X;
double targetY = ScrollViewer.Offset.Y;
double verticalPos = p.Y - referencedVerticalViewPortOffset;
if (Math.Abs(verticalPos - ScrollViewer.Offset.Y) >
minimumScrollFraction * ScrollViewer.Viewport.Height)
{
targetY = Math.Max(0, verticalPos);
}
if (column > 0)
{
if (p.X > ScrollViewer.Viewport.Width - Caret.MinimumDistanceToViewBorder * 2)
{
double horizontalPos = Math.Max(0, p.X - ScrollViewer.Viewport.Width / 2);
if (Math.Abs(horizontalPos - ScrollViewer.Offset.X) >
minimumScrollFraction * ScrollViewer.Viewport.Width)
{
targetX = 0;
}
}
else
{
targetX = 0;
}
}
if (targetX != ScrollViewer.Offset.X || targetY != ScrollViewer.Offset.Y)
ScrollViewer.Offset = new Vector(targetX, targetY);
}
}
}
}
<MSG> Minor cleanup #123
https://github.com/icsharpcode/AvalonEdit/pull/123
<DFF> @@ -77,7 +77,7 @@ namespace AvaloniaEdit
protected TextEditor(TextArea textArea, TextDocument document)
{
- TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
+ this.textArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
@@ -263,7 +263,8 @@ namespace AvaloniaEdit
#endregion
#region TextArea / ScrollViewer properties
-
+ private readonly TextArea textArea;
+
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
@@ -276,7 +277,7 @@ namespace AvaloniaEdit
/// <summary>
/// Gets the text area.
/// </summary>
- public TextArea TextArea { get; }
+ public TextArea TextArea => textArea;
/// <summary>
/// Gets the scroll viewer used by the text editor.
@@ -314,7 +315,7 @@ namespace AvaloniaEdit
{
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Remove(_colorizer);
+ textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
@@ -323,7 +324,7 @@ namespace AvaloniaEdit
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Insert(0, _colorizer);
+ textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
@@ -799,10 +800,9 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
- if (textArea?.Document != null && !textArea.Selection.IsEmpty)
+ if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
@@ -811,7 +811,7 @@ namespace AvaloniaEdit
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
- if (textArea?.Document != null)
+ if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
@@ -829,16 +829,11 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- return textArea.Caret.Offset;
- return 0;
+ return textArea.Caret.Offset;
}
set
{
- var textArea = TextArea;
- if (textArea != null && textArea.Caret.Offset != value)
- textArea.Caret.Offset = value;
+ textArea.Caret.Offset = value;
}
}
@@ -849,14 +844,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- {
- if (textArea.Selection.IsEmpty)
- return textArea.Caret.Offset;
+ if (textArea.Selection.IsEmpty)
+ return textArea.Caret.Offset;
+ else
return textArea.Selection.SurroundingSegment.Offset;
- }
- return 0;
}
set => Select(value, SelectionLength);
}
@@ -868,10 +859,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null && !textArea.Selection.IsEmpty)
+ if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
- return 0;
+ else
+ return 0;
}
set => Select(SelectionStart, value);
}
| 16 | Minor cleanup #123 | 25 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067339 | <NME> TextEditor.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.ComponentModel;
using System.IO;
using System.Linq;
using System.Text;
using Avalonia;
using AvaloniaEdit.Document;
using AvaloniaEdit.Editing;
using AvaloniaEdit.Highlighting;
using AvaloniaEdit.Rendering;
using AvaloniaEdit.Utils;
using Avalonia.Controls;
using Avalonia.Controls.Primitives;
using Avalonia.Controls.Shapes;
using Avalonia.Input;
using Avalonia.Interactivity;
using Avalonia.LogicalTree;
using Avalonia.Media;
using Avalonia.Data;
using AvaloniaEdit.Search;
namespace AvaloniaEdit
{
/// <summary>
/// The text editor control.
/// Contains a scrollable TextArea.
/// </summary>
public class TextEditor : TemplatedControl, ITextEditorComponent
{
#region Constructors
static TextEditor()
{
FocusableProperty.OverrideDefaultValue<TextEditor>(true);
HorizontalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
VerticalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
OptionsProperty.Changed.Subscribe(OnOptionsChanged);
DocumentProperty.Changed.Subscribe(OnDocumentChanged);
SyntaxHighlightingProperty.Changed.Subscribe(OnSyntaxHighlightingChanged);
IsReadOnlyProperty.Changed.Subscribe(OnIsReadOnlyChanged);
IsModifiedProperty.Changed.Subscribe(OnIsModifiedChanged);
ShowLineNumbersProperty.Changed.Subscribe(OnShowLineNumbersChanged);
LineNumbersForegroundProperty.Changed.Subscribe(OnLineNumbersForegroundChanged);
FontFamilyProperty.Changed.Subscribe(OnFontFamilyPropertyChanged);
FontSizeProperty.Changed.Subscribe(OnFontSizePropertyChanged);
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
public TextEditor() : this(new TextArea())
{
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
protected TextEditor(TextArea textArea) : this(textArea, new TextDocument())
protected TextEditor(TextArea textArea, TextDocument document)
{
TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
textArea.TextView.Services.AddService(this);
SetValue(OptionsProperty, textArea.Options);
SetValue(DocumentProperty, document);
textArea[!BackgroundProperty] = this[!BackgroundProperty];
}
#endregion
protected override void OnGotFocus(GotFocusEventArgs e)
{
base.OnGotFocus(e);
TextArea.Focus();
e.Handled = true;
}
#region Document property
/// <summary>
/// Document property.
/// </summary>
public static readonly StyledProperty<TextDocument> DocumentProperty
= TextView.DocumentProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the document displayed by the text editor.
/// This is a dependency property.
/// </summary>
public TextDocument Document
{
get => GetValue(DocumentProperty);
set => SetValue(DocumentProperty, value);
}
/// <summary>
/// Occurs when the document property has changed.
/// </summary>
public event EventHandler DocumentChanged;
/// <summary>
/// Raises the <see cref="DocumentChanged"/> event.
/// </summary>
protected virtual void OnDocumentChanged(EventArgs e)
{
DocumentChanged?.Invoke(this, e);
}
private static void OnDocumentChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnDocumentChanged((TextDocument)e.OldValue, (TextDocument)e.NewValue);
}
private void OnDocumentChanged(TextDocument oldValue, TextDocument newValue)
{
if (oldValue != null)
{
TextDocumentWeakEventManager.TextChanged.RemoveHandler(oldValue, OnTextChanged);
PropertyChangedWeakEventManager.RemoveHandler(oldValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
TextArea.Document = newValue;
if (newValue != null)
{
TextDocumentWeakEventManager.TextChanged.AddHandler(newValue, OnTextChanged);
PropertyChangedWeakEventManager.AddHandler(newValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
OnDocumentChanged(EventArgs.Empty);
OnTextChanged(EventArgs.Empty);
}
#endregion
#region Options property
/// <summary>
/// Options property.
/// </summary>
public static readonly StyledProperty<TextEditorOptions> OptionsProperty
= TextView.OptionsProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the options currently used by the text editor.
/// </summary>
public TextEditorOptions Options
{
get => GetValue(OptionsProperty);
set => SetValue(OptionsProperty, value);
}
/// <summary>
/// Occurs when a text editor option has changed.
/// </summary>
public event PropertyChangedEventHandler OptionChanged;
/// <summary>
/// Raises the <see cref="OptionChanged"/> event.
/// </summary>
protected virtual void OnOptionChanged(PropertyChangedEventArgs e)
{
OptionChanged?.Invoke(this, e);
}
private static void OnOptionsChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnOptionsChanged((TextEditorOptions)e.OldValue, (TextEditorOptions)e.NewValue);
}
private void OnOptionsChanged(TextEditorOptions oldValue, TextEditorOptions newValue)
{
if (oldValue != null)
{
PropertyChangedWeakEventManager.RemoveHandler(oldValue, OnPropertyChangedHandler);
}
TextArea.Options = newValue;
if (newValue != null)
{
PropertyChangedWeakEventManager.AddHandler(newValue, OnPropertyChangedHandler);
}
OnOptionChanged(new PropertyChangedEventArgs(null));
}
private void OnPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
OnOptionChanged(e);
}
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
{
base.OnPropertyChanged(change);
if (change.Property == WordWrapProperty)
{
if (WordWrap)
{
_horizontalScrollBarVisibilityBck = HorizontalScrollBarVisibility;
HorizontalScrollBarVisibility = ScrollBarVisibility.Disabled;
}
else
{
HorizontalScrollBarVisibility = _horizontalScrollBarVisibilityBck;
}
}
}
private void OnUndoStackPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
HandleIsOriginalChanged(e);
}
}
private void OnTextChanged(object sender, EventArgs e)
{
OnTextChanged(e);
}
#endregion
#region Text property
/// <summary>
/// Gets/Sets the text of the current document.
/// </summary>
public string Text
{
get
{
var document = Document;
return document != null ? document.Text : string.Empty;
}
set
{
var document = GetDocument();
document.Text = value ?? string.Empty;
// after replacing the full text, the caret is positioned at the end of the document
// - reset it to the beginning.
CaretOffset = 0;
document.UndoStack.ClearAll();
}
}
#endregion
#region TextArea / ScrollViewer properties
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
/// <summary>
/// Occurs when the Text property changes.
/// </summary>
public event EventHandler TextChanged;
/// <summary>
/// Gets the text area.
/// </summary>
public TextArea TextArea { get; }
/// <summary>
/// Gets the scroll viewer used by the text editor.
#endregion
#region TextArea / ScrollViewer properties
private readonly TextArea textArea;
private SearchPanel searchPanel;
private bool wasSearchPanelOpened;
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
ScrollViewer = (ScrollViewer)e.NameScope.Find("PART_ScrollViewer");
ScrollViewer.Content = TextArea;
searchPanel = SearchPanel.Install(this);
}
protected override void OnAttachedToLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnAttachedToLogicalTree(e);
if (searchPanel != null && wasSearchPanelOpened)
{
searchPanel.Open();
}
}
protected override void OnDetachedFromLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnDetachedFromLogicalTree(e);
if (searchPanel != null)
{
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
/// <summary>
/// Gets the text area.
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Gets the scroll viewer used by the text editor.
/// This property can return null if the template has not been applied / does not contain a scroll viewer.
/// </summary>
internal ScrollViewer ScrollViewer { get; private set; }
#endregion
#region Syntax highlighting
/// <summary>
/// The <see cref="SyntaxHighlighting"/> property.
/// </summary>
public static readonly StyledProperty<IHighlightingDefinition> SyntaxHighlightingProperty =
AvaloniaProperty.Register<TextEditor, IHighlightingDefinition>("SyntaxHighlighting");
/// <summary>
/// Gets/sets the syntax highlighting definition used to colorize the text.
/// </summary>
public IHighlightingDefinition SyntaxHighlighting
{
get => GetValue(SyntaxHighlightingProperty);
set => SetValue(SyntaxHighlightingProperty, value);
}
private IVisualLineTransformer _colorizer;
private static void OnSyntaxHighlightingChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnSyntaxHighlightingChanged(e.NewValue as IHighlightingDefinition);
}
private void OnSyntaxHighlightingChanged(IHighlightingDefinition newValue)
{
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
if (newValue != null)
{
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Creates the highlighting colorizer for the specified highlighting definition.
/// Allows derived classes to provide custom colorizer implementations for special highlighting definitions.
/// </summary>
/// <returns></returns>
protected virtual IVisualLineTransformer CreateColorizer(IHighlightingDefinition highlightingDefinition)
{
if (highlightingDefinition == null)
throw new ArgumentNullException(nameof(highlightingDefinition));
return new HighlightingColorizer(highlightingDefinition);
}
#endregion
#region WordWrap
/// <summary>
/// Word wrap dependency property.
/// </summary>
public static readonly StyledProperty<bool> WordWrapProperty =
AvaloniaProperty.Register<TextEditor, bool>("WordWrap");
/// <summary>
/// Specifies whether the text editor uses word wrapping.
/// </summary>
/// <remarks>
/// Setting WordWrap=true has the same effect as setting HorizontalScrollBarVisibility=Disabled and will override the
/// HorizontalScrollBarVisibility setting.
/// </remarks>
public bool WordWrap
{
get => GetValue(WordWrapProperty);
set => SetValue(WordWrapProperty, value);
}
#endregion
#region IsReadOnly
/// <summary>
/// IsReadOnly dependency property.
/// </summary>
public static readonly StyledProperty<bool> IsReadOnlyProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsReadOnly");
/// <summary>
/// Specifies whether the user can change the text editor content.
/// Setting this property will replace the
/// <see cref="Editing.TextArea.ReadOnlySectionProvider">TextArea.ReadOnlySectionProvider</see>.
/// </summary>
public bool IsReadOnly
{
get => GetValue(IsReadOnlyProperty);
set => SetValue(IsReadOnlyProperty, value);
}
private static void OnIsReadOnlyChanged(AvaloniaPropertyChangedEventArgs e)
{
if (e.Sender is TextEditor editor)
{
if ((bool)e.NewValue)
editor.TextArea.ReadOnlySectionProvider = ReadOnlySectionDocument.Instance;
else
editor.TextArea.ReadOnlySectionProvider = NoReadOnlySections.Instance;
}
}
#endregion
#region IsModified
/// <summary>
/// Dependency property for <see cref="IsModified"/>
/// </summary>
public static readonly StyledProperty<bool> IsModifiedProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsModified");
/// <summary>
/// Gets/Sets the 'modified' flag.
/// </summary>
public bool IsModified
{
get => GetValue(IsModifiedProperty);
set => SetValue(IsModifiedProperty, value);
}
private static void OnIsModifiedChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var document = editor?.Document;
if (document != null)
{
var undoStack = document.UndoStack;
if ((bool)e.NewValue)
{
if (undoStack.IsOriginalFile)
undoStack.DiscardOriginalFileMarker();
}
else
{
undoStack.MarkAsOriginalFile();
}
}
}
private void HandleIsOriginalChanged(PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
var document = Document;
if (document != null)
{
SetValue(IsModifiedProperty, (object)!document.UndoStack.IsOriginalFile);
}
}
}
#endregion
#region ShowLineNumbers
/// <summary>
/// ShowLineNumbers dependency property.
/// </summary>
public static readonly StyledProperty<bool> ShowLineNumbersProperty =
AvaloniaProperty.Register<TextEditor, bool>("ShowLineNumbers");
/// <summary>
/// Specifies whether line numbers are shown on the left to the text view.
/// </summary>
public bool ShowLineNumbers
{
get => GetValue(ShowLineNumbersProperty);
set => SetValue(ShowLineNumbersProperty, value);
}
private static void OnShowLineNumbersChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
if (editor == null) return;
var leftMargins = editor.TextArea.LeftMargins;
if ((bool)e.NewValue)
{
var lineNumbers = new LineNumberMargin();
var line = (Line)DottedLineMargin.Create();
leftMargins.Insert(0, lineNumbers);
leftMargins.Insert(1, line);
var lineNumbersForeground = new Binding("LineNumbersForeground") { Source = editor };
line.Bind(Shape.StrokeProperty, lineNumbersForeground);
lineNumbers.Bind(ForegroundProperty, lineNumbersForeground);
}
else
{
for (var i = 0; i < leftMargins.Count; i++)
{
if (leftMargins[i] is LineNumberMargin)
{
leftMargins.RemoveAt(i);
if (i < leftMargins.Count && DottedLineMargin.IsDottedLineMargin(leftMargins[i]))
{
leftMargins.RemoveAt(i);
}
break;
}
}
}
}
#endregion
#region LineNumbersForeground
/// <summary>
/// LineNumbersForeground dependency property.
/// </summary>
public static readonly StyledProperty<IBrush> LineNumbersForegroundProperty =
AvaloniaProperty.Register<TextEditor, IBrush>("LineNumbersForeground", Brushes.Gray);
/// <summary>
/// Gets/sets the Brush used for displaying the foreground color of line numbers.
/// </summary>
public IBrush LineNumbersForeground
{
get => GetValue(LineNumbersForegroundProperty);
set => SetValue(LineNumbersForegroundProperty, value);
}
private static void OnLineNumbersForegroundChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var lineNumberMargin = editor?.TextArea.LeftMargins.FirstOrDefault(margin => margin is LineNumberMargin) as LineNumberMargin;
lineNumberMargin?.SetValue(ForegroundProperty, e.NewValue);
}
private static void OnFontFamilyPropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontFamilyProperty, e.NewValue);
}
private static void OnFontSizePropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontSizeProperty, e.NewValue);
}
#endregion
#region TextBoxBase-like methods
/// <summary>
/// Appends text to the end of the document.
/// </summary>
public void AppendText(string textData)
{
var document = GetDocument();
document.Insert(document.TextLength, textData);
}
/// <summary>
/// Begins a group of document changes.
/// </summary>
public void BeginChange()
{
GetDocument().BeginUpdate();
}
/// <summary>
/// Copies the current selection to the clipboard.
/// </summary>
public void Copy()
{
if (CanCopy)
{
ApplicationCommands.Copy.Execute(null, TextArea);
}
}
/// <summary>
/// Removes the current selection and copies it to the clipboard.
/// </summary>
public void Cut()
{
if (CanCut)
{
ApplicationCommands.Cut.Execute(null, TextArea);
}
}
/// <summary>
/// Begins a group of document changes and returns an object that ends the group of document
/// changes when it is disposed.
/// </summary>
public IDisposable DeclareChangeBlock()
{
return GetDocument().RunUpdate();
}
/// <summary>
/// Removes the current selection without copying it to the clipboard.
/// </summary>
public void Delete()
{
if(CanDelete)
{
ApplicationCommands.Delete.Execute(null, TextArea);
}
}
/// <summary>
/// Ends the current group of document changes.
/// </summary>
public void EndChange()
{
GetDocument().EndUpdate();
}
/// <summary>
/// Scrolls one line down.
/// </summary>
public void LineDown()
{
//if (scrollViewer != null)
// scrollViewer.LineDown();
}
/// <summary>
/// Scrolls to the left.
/// </summary>
public void LineLeft()
{
//if (scrollViewer != null)
// scrollViewer.LineLeft();
}
/// <summary>
/// Scrolls to the right.
/// </summary>
public void LineRight()
{
//if (scrollViewer != null)
// scrollViewer.LineRight();
}
/// <summary>
/// Scrolls one line up.
/// </summary>
public void LineUp()
{
//if (scrollViewer != null)
// scrollViewer.LineUp();
}
/// <summary>
/// Scrolls one page down.
/// </summary>
public void PageDown()
{
//if (scrollViewer != null)
// scrollViewer.PageDown();
}
/// <summary>
/// Scrolls one page up.
/// </summary>
public void PageUp()
{
//if (scrollViewer != null)
// scrollViewer.PageUp();
}
/// <summary>
/// Scrolls one page left.
/// </summary>
public void PageLeft()
{
//if (scrollViewer != null)
// scrollViewer.PageLeft();
}
/// <summary>
/// Scrolls one page right.
/// </summary>
public void PageRight()
{
//if (scrollViewer != null)
// scrollViewer.PageRight();
}
/// <summary>
/// Pastes the clipboard content.
/// </summary>
public void Paste()
{
if (CanPaste)
{
ApplicationCommands.Paste.Execute(null, TextArea);
}
}
/// <summary>
/// Redoes the most recent undone command.
/// </summary>
/// <returns>True is the redo operation was successful, false is the redo stack is empty.</returns>
public bool Redo()
{
if (CanRedo)
{
ApplicationCommands.Redo.Execute(null, TextArea);
return true;
}
return false;
}
/// <summary>
/// Scrolls to the end of the document.
/// </summary>
public void ScrollToEnd()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToEnd();
}
/// <summary>
/// Scrolls to the start of the document.
/// </summary>
public void ScrollToHome()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToHome();
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToHorizontalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToHorizontalOffset(offset);
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToVerticalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToVerticalOffset(offset);
}
/// <summary>
/// Selects the entire text.
/// </summary>
public void SelectAll()
{
if (CanSelectAll)
{
ApplicationCommands.SelectAll.Execute(null, TextArea);
}
}
/// <summary>
/// Undoes the most recent command.
{
get
{
var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea?.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
return false;
}
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea?.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
}
/// <summary>
/// Gets if the most recent command can be undone.
/// </summary>
public bool CanUndo
{
get { return ApplicationCommands.Undo.CanExecute(null, TextArea); }
}
/// <summary>
{
get
{
var textArea = TextArea;
if (textArea != null)
return textArea.Caret.Offset;
return 0;
}
set
{
var textArea = TextArea;
if (textArea != null && textArea.Caret.Offset != value)
textArea.Caret.Offset = value;
}
}
{
get { return ApplicationCommands.Cut.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null)
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
return textArea.Selection.SurroundingSegment.Offset;
}
return 0;
}
set => Select(value, SelectionLength);
}
/// </summary>
public bool CanDelete
{
get { return ApplicationCommands.Delete.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null && !textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
return 0;
}
set => Select(SelectionStart, value);
}
/// Gets if text editor can activate the search panel
/// </summary>
public bool CanSearch
{
get { return searchPanel != null; }
}
/// <summary>
/// Gets the vertical size of the document.
/// </summary>
public double ExtentHeight => ScrollViewer?.Extent.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the current document region.
/// </summary>
public double ExtentWidth => ScrollViewer?.Extent.Width ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportHeight => ScrollViewer?.Viewport.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportWidth => ScrollViewer?.Viewport.Width ?? 0;
/// <summary>
/// Gets the vertical scroll position.
/// </summary>
public double VerticalOffset => ScrollViewer?.Offset.Y ?? 0;
/// <summary>
/// Gets the horizontal scroll position.
/// </summary>
public double HorizontalOffset => ScrollViewer?.Offset.X ?? 0;
#endregion
#region TextBox methods
/// <summary>
/// Gets/Sets the selected text.
/// </summary>
public string SelectedText
{
get
{
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
set
{
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
textArea.Document.Replace(offset, length, value);
// keep inserted text selected
textArea.Selection = Selection.Create(textArea, offset, offset + value.Length);
}
}
}
/// <summary>
/// Gets/sets the caret position.
/// </summary>
public int CaretOffset
{
get
{
return textArea.Caret.Offset;
}
set
{
textArea.Caret.Offset = value;
}
}
/// <summary>
/// Gets/sets the start position of the selection.
/// </summary>
public int SelectionStart
{
get
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
else
return textArea.Selection.SurroundingSegment.Offset;
}
set => Select(value, SelectionLength);
}
/// <summary>
/// Gets/sets the length of the selection.
/// </summary>
public int SelectionLength
{
get
{
if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
else
return 0;
}
set => Select(SelectionStart, value);
}
/// <summary>
/// Selects the specified text section.
/// </summary>
public void Select(int start, int length)
{
var documentLength = Document?.TextLength ?? 0;
if (start < 0 || start > documentLength)
throw new ArgumentOutOfRangeException(nameof(start), start, "Value must be between 0 and " + documentLength);
if (length < 0 || start + length > documentLength)
throw new ArgumentOutOfRangeException(nameof(length), length, "Value must be between 0 and " + (documentLength - start));
TextArea.Selection = Selection.Create(TextArea, start, start + length);
TextArea.Caret.Offset = start + length;
}
/// <summary>
/// Gets the number of lines in the document.
/// </summary>
public int LineCount
{
get
{
var document = Document;
if (document != null)
return document.LineCount;
return 1;
}
}
/// <summary>
/// Clears the text.
/// </summary>
public void Clear()
{
Text = string.Empty;
}
#endregion
#region Loading from stream
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Load(Stream stream)
{
using (var reader = FileReader.OpenStream(stream, Encoding ?? Encoding.UTF8))
{
Text = reader.ReadToEnd();
SetValue(EncodingProperty, (object)reader.CurrentEncoding);
}
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
public void Load(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO:load
//using (FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))
//{
// Load(fs);
//}
}
/// <summary>
/// Encoding dependency property.
/// </summary>
public static readonly StyledProperty<Encoding> EncodingProperty =
AvaloniaProperty.Register<TextEditor, Encoding>("Encoding");
/// <summary>
/// Gets/sets the encoding used when the file is saved.
/// </summary>
/// <remarks>
/// The <see cref="Load(Stream)"/> method autodetects the encoding of the file and sets this property accordingly.
/// The <see cref="Save(Stream)"/> method uses the encoding specified in this property.
/// </remarks>
public Encoding Encoding
{
get => GetValue(EncodingProperty);
set => SetValue(EncodingProperty, value);
}
/// <summary>
/// Saves the text to the stream.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Save(Stream stream)
{
if (stream == null)
throw new ArgumentNullException(nameof(stream));
var encoding = Encoding;
var document = Document;
var writer = encoding != null ? new StreamWriter(stream, encoding) : new StreamWriter(stream);
document?.WriteTextTo(writer);
writer.Flush();
// do not close the stream
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Saves the text to the file.
/// </summary>
public void Save(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO: save
//using (FileStream fs = new FileStream(fileName, FileMode.Create, FileAccess.Write, FileShare.None))
//{
// Save(fs);
//}
}
#endregion
#region PointerHover events
/// <summary>
/// The PreviewPointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverEvent =
TextView.PreviewPointerHoverEvent;
/// <summary>
/// the pointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverEvent =
TextView.PointerHoverEvent;
/// <summary>
/// The PreviewPointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverStoppedEvent =
TextView.PreviewPointerHoverStoppedEvent;
/// <summary>
/// the pointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverStoppedEvent =
TextView.PointerHoverStoppedEvent;
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHover
{
add => AddHandler(PreviewPointerHoverEvent, value);
remove => RemoveHandler(PreviewPointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHover
{
add => AddHandler(PointerHoverEvent, value);
remove => RemoveHandler(PointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHoverStopped
{
add => AddHandler(PreviewPointerHoverStoppedEvent, value);
remove => RemoveHandler(PreviewPointerHoverStoppedEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHoverStopped
{
add => AddHandler(PointerHoverStoppedEvent, value);
remove => RemoveHandler(PointerHoverStoppedEvent, value);
}
#endregion
#region ScrollBarVisibility
/// <summary>
/// Dependency property for <see cref="HorizontalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> HorizontalScrollBarVisibilityProperty = ScrollViewer.HorizontalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the horizontal scroll bar visibility.
/// </summary>
public ScrollBarVisibility HorizontalScrollBarVisibility
{
get => GetValue(HorizontalScrollBarVisibilityProperty);
set => SetValue(HorizontalScrollBarVisibilityProperty, value);
}
private ScrollBarVisibility _horizontalScrollBarVisibilityBck = ScrollBarVisibility.Auto;
/// <summary>
/// Dependency property for <see cref="VerticalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> VerticalScrollBarVisibilityProperty = ScrollViewer.VerticalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the vertical scroll bar visibility.
/// </summary>
public ScrollBarVisibility VerticalScrollBarVisibility
{
get => GetValue(VerticalScrollBarVisibilityProperty);
set => SetValue(VerticalScrollBarVisibilityProperty, value);
}
#endregion
object IServiceProvider.GetService(Type serviceType)
{
return TextArea.GetService(serviceType);
}
/// <summary>
/// Gets the text view position from a point inside the editor.
/// </summary>
/// <param name="point">The position, relative to top left
/// corner of TextEditor control</param>
/// <returns>The text view position, or null if the point is outside the document.</returns>
public TextViewPosition? GetPositionFromPoint(Point point)
{
if (Document == null)
return null;
var textView = TextArea.TextView;
Point tpoint = (Point)this.TranslatePoint(point + new Point(textView.ScrollOffset.X, Math.Floor(textView.ScrollOffset.Y)), textView);
return textView.GetPosition(tpoint);
}
/// <summary>
/// Scrolls to the specified line.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollToLine(int line)
{
ScrollTo(line, -1);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollTo(int line, int column)
{
const double MinimumScrollFraction = 0.3;
ScrollTo(line, column, VisualYPosition.LineMiddle,
null != ScrollViewer ? ScrollViewer.Viewport.Height / 2 : 0.0, MinimumScrollFraction);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (WPF layout must have run prior).
/// </summary>
/// <param name="line">Line to scroll to.</param>
/// <param name="column">Column to scroll to (important if wrapping is 'on', and for the horizontal scroll position).</param>
/// <param name="yPositionMode">The mode how to reference the Y position of the line.</param>
/// <param name="referencedVerticalViewPortOffset">Offset from the top of the viewport to where the referenced line/column should be positioned.</param>
/// <param name="minimumScrollFraction">The minimum vertical and/or horizontal scroll offset, expressed as fraction of the height or width of the viewport window, respectively.</param>
public void ScrollTo(int line, int column, VisualYPosition yPositionMode,
double referencedVerticalViewPortOffset, double minimumScrollFraction)
{
TextView textView = textArea.TextView;
TextDocument document = textView.Document;
if (ScrollViewer != null && document != null)
{
if (line < 1)
line = 1;
if (line > document.LineCount)
line = document.LineCount;
ILogicalScrollable scrollInfo = textView;
if (!scrollInfo.CanHorizontallyScroll)
{
// Word wrap is enabled. Ensure that we have up-to-date info about line height so that we scroll
// to the correct position.
// This avoids that the user has to repeat the ScrollTo() call several times when there are very long lines.
VisualLine vl = textView.GetOrConstructVisualLine(document.GetLineByNumber(line));
double remainingHeight = referencedVerticalViewPortOffset;
while (remainingHeight > 0)
{
DocumentLine prevLine = vl.FirstDocumentLine.PreviousLine;
if (prevLine == null)
break;
vl = textView.GetOrConstructVisualLine(prevLine);
remainingHeight -= vl.Height;
}
}
Point p = textArea.TextView.GetVisualPosition(
new TextViewPosition(line, Math.Max(1, column)),
yPositionMode);
double targetX = ScrollViewer.Offset.X;
double targetY = ScrollViewer.Offset.Y;
double verticalPos = p.Y - referencedVerticalViewPortOffset;
if (Math.Abs(verticalPos - ScrollViewer.Offset.Y) >
minimumScrollFraction * ScrollViewer.Viewport.Height)
{
targetY = Math.Max(0, verticalPos);
}
if (column > 0)
{
if (p.X > ScrollViewer.Viewport.Width - Caret.MinimumDistanceToViewBorder * 2)
{
double horizontalPos = Math.Max(0, p.X - ScrollViewer.Viewport.Width / 2);
if (Math.Abs(horizontalPos - ScrollViewer.Offset.X) >
minimumScrollFraction * ScrollViewer.Viewport.Width)
{
targetX = 0;
}
}
else
{
targetX = 0;
}
}
if (targetX != ScrollViewer.Offset.X || targetY != ScrollViewer.Offset.Y)
ScrollViewer.Offset = new Vector(targetX, targetY);
}
}
}
}
<MSG> Minor cleanup #123
https://github.com/icsharpcode/AvalonEdit/pull/123
<DFF> @@ -77,7 +77,7 @@ namespace AvaloniaEdit
protected TextEditor(TextArea textArea, TextDocument document)
{
- TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
+ this.textArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
@@ -263,7 +263,8 @@ namespace AvaloniaEdit
#endregion
#region TextArea / ScrollViewer properties
-
+ private readonly TextArea textArea;
+
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
@@ -276,7 +277,7 @@ namespace AvaloniaEdit
/// <summary>
/// Gets the text area.
/// </summary>
- public TextArea TextArea { get; }
+ public TextArea TextArea => textArea;
/// <summary>
/// Gets the scroll viewer used by the text editor.
@@ -314,7 +315,7 @@ namespace AvaloniaEdit
{
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Remove(_colorizer);
+ textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
@@ -323,7 +324,7 @@ namespace AvaloniaEdit
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Insert(0, _colorizer);
+ textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
@@ -799,10 +800,9 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
- if (textArea?.Document != null && !textArea.Selection.IsEmpty)
+ if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
@@ -811,7 +811,7 @@ namespace AvaloniaEdit
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
- if (textArea?.Document != null)
+ if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
@@ -829,16 +829,11 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- return textArea.Caret.Offset;
- return 0;
+ return textArea.Caret.Offset;
}
set
{
- var textArea = TextArea;
- if (textArea != null && textArea.Caret.Offset != value)
- textArea.Caret.Offset = value;
+ textArea.Caret.Offset = value;
}
}
@@ -849,14 +844,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- {
- if (textArea.Selection.IsEmpty)
- return textArea.Caret.Offset;
+ if (textArea.Selection.IsEmpty)
+ return textArea.Caret.Offset;
+ else
return textArea.Selection.SurroundingSegment.Offset;
- }
- return 0;
}
set => Select(value, SelectionLength);
}
@@ -868,10 +859,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null && !textArea.Selection.IsEmpty)
+ if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
- return 0;
+ else
+ return 0;
}
set => Select(SelectionStart, value);
}
| 16 | Minor cleanup #123 | 25 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067340 | <NME> TextEditor.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.ComponentModel;
using System.IO;
using System.Linq;
using System.Text;
using Avalonia;
using AvaloniaEdit.Document;
using AvaloniaEdit.Editing;
using AvaloniaEdit.Highlighting;
using AvaloniaEdit.Rendering;
using AvaloniaEdit.Utils;
using Avalonia.Controls;
using Avalonia.Controls.Primitives;
using Avalonia.Controls.Shapes;
using Avalonia.Input;
using Avalonia.Interactivity;
using Avalonia.LogicalTree;
using Avalonia.Media;
using Avalonia.Data;
using AvaloniaEdit.Search;
namespace AvaloniaEdit
{
/// <summary>
/// The text editor control.
/// Contains a scrollable TextArea.
/// </summary>
public class TextEditor : TemplatedControl, ITextEditorComponent
{
#region Constructors
static TextEditor()
{
FocusableProperty.OverrideDefaultValue<TextEditor>(true);
HorizontalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
VerticalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
OptionsProperty.Changed.Subscribe(OnOptionsChanged);
DocumentProperty.Changed.Subscribe(OnDocumentChanged);
SyntaxHighlightingProperty.Changed.Subscribe(OnSyntaxHighlightingChanged);
IsReadOnlyProperty.Changed.Subscribe(OnIsReadOnlyChanged);
IsModifiedProperty.Changed.Subscribe(OnIsModifiedChanged);
ShowLineNumbersProperty.Changed.Subscribe(OnShowLineNumbersChanged);
LineNumbersForegroundProperty.Changed.Subscribe(OnLineNumbersForegroundChanged);
FontFamilyProperty.Changed.Subscribe(OnFontFamilyPropertyChanged);
FontSizeProperty.Changed.Subscribe(OnFontSizePropertyChanged);
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
public TextEditor() : this(new TextArea())
{
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
protected TextEditor(TextArea textArea) : this(textArea, new TextDocument())
protected TextEditor(TextArea textArea, TextDocument document)
{
TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
textArea.TextView.Services.AddService(this);
SetValue(OptionsProperty, textArea.Options);
SetValue(DocumentProperty, document);
textArea[!BackgroundProperty] = this[!BackgroundProperty];
}
#endregion
protected override void OnGotFocus(GotFocusEventArgs e)
{
base.OnGotFocus(e);
TextArea.Focus();
e.Handled = true;
}
#region Document property
/// <summary>
/// Document property.
/// </summary>
public static readonly StyledProperty<TextDocument> DocumentProperty
= TextView.DocumentProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the document displayed by the text editor.
/// This is a dependency property.
/// </summary>
public TextDocument Document
{
get => GetValue(DocumentProperty);
set => SetValue(DocumentProperty, value);
}
/// <summary>
/// Occurs when the document property has changed.
/// </summary>
public event EventHandler DocumentChanged;
/// <summary>
/// Raises the <see cref="DocumentChanged"/> event.
/// </summary>
protected virtual void OnDocumentChanged(EventArgs e)
{
DocumentChanged?.Invoke(this, e);
}
private static void OnDocumentChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnDocumentChanged((TextDocument)e.OldValue, (TextDocument)e.NewValue);
}
private void OnDocumentChanged(TextDocument oldValue, TextDocument newValue)
{
if (oldValue != null)
{
TextDocumentWeakEventManager.TextChanged.RemoveHandler(oldValue, OnTextChanged);
PropertyChangedWeakEventManager.RemoveHandler(oldValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
TextArea.Document = newValue;
if (newValue != null)
{
TextDocumentWeakEventManager.TextChanged.AddHandler(newValue, OnTextChanged);
PropertyChangedWeakEventManager.AddHandler(newValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
OnDocumentChanged(EventArgs.Empty);
OnTextChanged(EventArgs.Empty);
}
#endregion
#region Options property
/// <summary>
/// Options property.
/// </summary>
public static readonly StyledProperty<TextEditorOptions> OptionsProperty
= TextView.OptionsProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the options currently used by the text editor.
/// </summary>
public TextEditorOptions Options
{
get => GetValue(OptionsProperty);
set => SetValue(OptionsProperty, value);
}
/// <summary>
/// Occurs when a text editor option has changed.
/// </summary>
public event PropertyChangedEventHandler OptionChanged;
/// <summary>
/// Raises the <see cref="OptionChanged"/> event.
/// </summary>
protected virtual void OnOptionChanged(PropertyChangedEventArgs e)
{
OptionChanged?.Invoke(this, e);
}
private static void OnOptionsChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnOptionsChanged((TextEditorOptions)e.OldValue, (TextEditorOptions)e.NewValue);
}
private void OnOptionsChanged(TextEditorOptions oldValue, TextEditorOptions newValue)
{
if (oldValue != null)
{
PropertyChangedWeakEventManager.RemoveHandler(oldValue, OnPropertyChangedHandler);
}
TextArea.Options = newValue;
if (newValue != null)
{
PropertyChangedWeakEventManager.AddHandler(newValue, OnPropertyChangedHandler);
}
OnOptionChanged(new PropertyChangedEventArgs(null));
}
private void OnPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
OnOptionChanged(e);
}
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
{
base.OnPropertyChanged(change);
if (change.Property == WordWrapProperty)
{
if (WordWrap)
{
_horizontalScrollBarVisibilityBck = HorizontalScrollBarVisibility;
HorizontalScrollBarVisibility = ScrollBarVisibility.Disabled;
}
else
{
HorizontalScrollBarVisibility = _horizontalScrollBarVisibilityBck;
}
}
}
private void OnUndoStackPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
HandleIsOriginalChanged(e);
}
}
private void OnTextChanged(object sender, EventArgs e)
{
OnTextChanged(e);
}
#endregion
#region Text property
/// <summary>
/// Gets/Sets the text of the current document.
/// </summary>
public string Text
{
get
{
var document = Document;
return document != null ? document.Text : string.Empty;
}
set
{
var document = GetDocument();
document.Text = value ?? string.Empty;
// after replacing the full text, the caret is positioned at the end of the document
// - reset it to the beginning.
CaretOffset = 0;
document.UndoStack.ClearAll();
}
}
#endregion
#region TextArea / ScrollViewer properties
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
/// <summary>
/// Occurs when the Text property changes.
/// </summary>
public event EventHandler TextChanged;
/// <summary>
/// Gets the text area.
/// </summary>
public TextArea TextArea { get; }
/// <summary>
/// Gets the scroll viewer used by the text editor.
#endregion
#region TextArea / ScrollViewer properties
private readonly TextArea textArea;
private SearchPanel searchPanel;
private bool wasSearchPanelOpened;
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
ScrollViewer = (ScrollViewer)e.NameScope.Find("PART_ScrollViewer");
ScrollViewer.Content = TextArea;
searchPanel = SearchPanel.Install(this);
}
protected override void OnAttachedToLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnAttachedToLogicalTree(e);
if (searchPanel != null && wasSearchPanelOpened)
{
searchPanel.Open();
}
}
protected override void OnDetachedFromLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnDetachedFromLogicalTree(e);
if (searchPanel != null)
{
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
/// <summary>
/// Gets the text area.
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Gets the scroll viewer used by the text editor.
/// This property can return null if the template has not been applied / does not contain a scroll viewer.
/// </summary>
internal ScrollViewer ScrollViewer { get; private set; }
#endregion
#region Syntax highlighting
/// <summary>
/// The <see cref="SyntaxHighlighting"/> property.
/// </summary>
public static readonly StyledProperty<IHighlightingDefinition> SyntaxHighlightingProperty =
AvaloniaProperty.Register<TextEditor, IHighlightingDefinition>("SyntaxHighlighting");
/// <summary>
/// Gets/sets the syntax highlighting definition used to colorize the text.
/// </summary>
public IHighlightingDefinition SyntaxHighlighting
{
get => GetValue(SyntaxHighlightingProperty);
set => SetValue(SyntaxHighlightingProperty, value);
}
private IVisualLineTransformer _colorizer;
private static void OnSyntaxHighlightingChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnSyntaxHighlightingChanged(e.NewValue as IHighlightingDefinition);
}
private void OnSyntaxHighlightingChanged(IHighlightingDefinition newValue)
{
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
if (newValue != null)
{
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Creates the highlighting colorizer for the specified highlighting definition.
/// Allows derived classes to provide custom colorizer implementations for special highlighting definitions.
/// </summary>
/// <returns></returns>
protected virtual IVisualLineTransformer CreateColorizer(IHighlightingDefinition highlightingDefinition)
{
if (highlightingDefinition == null)
throw new ArgumentNullException(nameof(highlightingDefinition));
return new HighlightingColorizer(highlightingDefinition);
}
#endregion
#region WordWrap
/// <summary>
/// Word wrap dependency property.
/// </summary>
public static readonly StyledProperty<bool> WordWrapProperty =
AvaloniaProperty.Register<TextEditor, bool>("WordWrap");
/// <summary>
/// Specifies whether the text editor uses word wrapping.
/// </summary>
/// <remarks>
/// Setting WordWrap=true has the same effect as setting HorizontalScrollBarVisibility=Disabled and will override the
/// HorizontalScrollBarVisibility setting.
/// </remarks>
public bool WordWrap
{
get => GetValue(WordWrapProperty);
set => SetValue(WordWrapProperty, value);
}
#endregion
#region IsReadOnly
/// <summary>
/// IsReadOnly dependency property.
/// </summary>
public static readonly StyledProperty<bool> IsReadOnlyProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsReadOnly");
/// <summary>
/// Specifies whether the user can change the text editor content.
/// Setting this property will replace the
/// <see cref="Editing.TextArea.ReadOnlySectionProvider">TextArea.ReadOnlySectionProvider</see>.
/// </summary>
public bool IsReadOnly
{
get => GetValue(IsReadOnlyProperty);
set => SetValue(IsReadOnlyProperty, value);
}
private static void OnIsReadOnlyChanged(AvaloniaPropertyChangedEventArgs e)
{
if (e.Sender is TextEditor editor)
{
if ((bool)e.NewValue)
editor.TextArea.ReadOnlySectionProvider = ReadOnlySectionDocument.Instance;
else
editor.TextArea.ReadOnlySectionProvider = NoReadOnlySections.Instance;
}
}
#endregion
#region IsModified
/// <summary>
/// Dependency property for <see cref="IsModified"/>
/// </summary>
public static readonly StyledProperty<bool> IsModifiedProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsModified");
/// <summary>
/// Gets/Sets the 'modified' flag.
/// </summary>
public bool IsModified
{
get => GetValue(IsModifiedProperty);
set => SetValue(IsModifiedProperty, value);
}
private static void OnIsModifiedChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var document = editor?.Document;
if (document != null)
{
var undoStack = document.UndoStack;
if ((bool)e.NewValue)
{
if (undoStack.IsOriginalFile)
undoStack.DiscardOriginalFileMarker();
}
else
{
undoStack.MarkAsOriginalFile();
}
}
}
private void HandleIsOriginalChanged(PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
var document = Document;
if (document != null)
{
SetValue(IsModifiedProperty, (object)!document.UndoStack.IsOriginalFile);
}
}
}
#endregion
#region ShowLineNumbers
/// <summary>
/// ShowLineNumbers dependency property.
/// </summary>
public static readonly StyledProperty<bool> ShowLineNumbersProperty =
AvaloniaProperty.Register<TextEditor, bool>("ShowLineNumbers");
/// <summary>
/// Specifies whether line numbers are shown on the left to the text view.
/// </summary>
public bool ShowLineNumbers
{
get => GetValue(ShowLineNumbersProperty);
set => SetValue(ShowLineNumbersProperty, value);
}
private static void OnShowLineNumbersChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
if (editor == null) return;
var leftMargins = editor.TextArea.LeftMargins;
if ((bool)e.NewValue)
{
var lineNumbers = new LineNumberMargin();
var line = (Line)DottedLineMargin.Create();
leftMargins.Insert(0, lineNumbers);
leftMargins.Insert(1, line);
var lineNumbersForeground = new Binding("LineNumbersForeground") { Source = editor };
line.Bind(Shape.StrokeProperty, lineNumbersForeground);
lineNumbers.Bind(ForegroundProperty, lineNumbersForeground);
}
else
{
for (var i = 0; i < leftMargins.Count; i++)
{
if (leftMargins[i] is LineNumberMargin)
{
leftMargins.RemoveAt(i);
if (i < leftMargins.Count && DottedLineMargin.IsDottedLineMargin(leftMargins[i]))
{
leftMargins.RemoveAt(i);
}
break;
}
}
}
}
#endregion
#region LineNumbersForeground
/// <summary>
/// LineNumbersForeground dependency property.
/// </summary>
public static readonly StyledProperty<IBrush> LineNumbersForegroundProperty =
AvaloniaProperty.Register<TextEditor, IBrush>("LineNumbersForeground", Brushes.Gray);
/// <summary>
/// Gets/sets the Brush used for displaying the foreground color of line numbers.
/// </summary>
public IBrush LineNumbersForeground
{
get => GetValue(LineNumbersForegroundProperty);
set => SetValue(LineNumbersForegroundProperty, value);
}
private static void OnLineNumbersForegroundChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var lineNumberMargin = editor?.TextArea.LeftMargins.FirstOrDefault(margin => margin is LineNumberMargin) as LineNumberMargin;
lineNumberMargin?.SetValue(ForegroundProperty, e.NewValue);
}
private static void OnFontFamilyPropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontFamilyProperty, e.NewValue);
}
private static void OnFontSizePropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontSizeProperty, e.NewValue);
}
#endregion
#region TextBoxBase-like methods
/// <summary>
/// Appends text to the end of the document.
/// </summary>
public void AppendText(string textData)
{
var document = GetDocument();
document.Insert(document.TextLength, textData);
}
/// <summary>
/// Begins a group of document changes.
/// </summary>
public void BeginChange()
{
GetDocument().BeginUpdate();
}
/// <summary>
/// Copies the current selection to the clipboard.
/// </summary>
public void Copy()
{
if (CanCopy)
{
ApplicationCommands.Copy.Execute(null, TextArea);
}
}
/// <summary>
/// Removes the current selection and copies it to the clipboard.
/// </summary>
public void Cut()
{
if (CanCut)
{
ApplicationCommands.Cut.Execute(null, TextArea);
}
}
/// <summary>
/// Begins a group of document changes and returns an object that ends the group of document
/// changes when it is disposed.
/// </summary>
public IDisposable DeclareChangeBlock()
{
return GetDocument().RunUpdate();
}
/// <summary>
/// Removes the current selection without copying it to the clipboard.
/// </summary>
public void Delete()
{
if(CanDelete)
{
ApplicationCommands.Delete.Execute(null, TextArea);
}
}
/// <summary>
/// Ends the current group of document changes.
/// </summary>
public void EndChange()
{
GetDocument().EndUpdate();
}
/// <summary>
/// Scrolls one line down.
/// </summary>
public void LineDown()
{
//if (scrollViewer != null)
// scrollViewer.LineDown();
}
/// <summary>
/// Scrolls to the left.
/// </summary>
public void LineLeft()
{
//if (scrollViewer != null)
// scrollViewer.LineLeft();
}
/// <summary>
/// Scrolls to the right.
/// </summary>
public void LineRight()
{
//if (scrollViewer != null)
// scrollViewer.LineRight();
}
/// <summary>
/// Scrolls one line up.
/// </summary>
public void LineUp()
{
//if (scrollViewer != null)
// scrollViewer.LineUp();
}
/// <summary>
/// Scrolls one page down.
/// </summary>
public void PageDown()
{
//if (scrollViewer != null)
// scrollViewer.PageDown();
}
/// <summary>
/// Scrolls one page up.
/// </summary>
public void PageUp()
{
//if (scrollViewer != null)
// scrollViewer.PageUp();
}
/// <summary>
/// Scrolls one page left.
/// </summary>
public void PageLeft()
{
//if (scrollViewer != null)
// scrollViewer.PageLeft();
}
/// <summary>
/// Scrolls one page right.
/// </summary>
public void PageRight()
{
//if (scrollViewer != null)
// scrollViewer.PageRight();
}
/// <summary>
/// Pastes the clipboard content.
/// </summary>
public void Paste()
{
if (CanPaste)
{
ApplicationCommands.Paste.Execute(null, TextArea);
}
}
/// <summary>
/// Redoes the most recent undone command.
/// </summary>
/// <returns>True is the redo operation was successful, false is the redo stack is empty.</returns>
public bool Redo()
{
if (CanRedo)
{
ApplicationCommands.Redo.Execute(null, TextArea);
return true;
}
return false;
}
/// <summary>
/// Scrolls to the end of the document.
/// </summary>
public void ScrollToEnd()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToEnd();
}
/// <summary>
/// Scrolls to the start of the document.
/// </summary>
public void ScrollToHome()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToHome();
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToHorizontalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToHorizontalOffset(offset);
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToVerticalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToVerticalOffset(offset);
}
/// <summary>
/// Selects the entire text.
/// </summary>
public void SelectAll()
{
if (CanSelectAll)
{
ApplicationCommands.SelectAll.Execute(null, TextArea);
}
}
/// <summary>
/// Undoes the most recent command.
{
get
{
var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea?.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
return false;
}
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea?.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
}
/// <summary>
/// Gets if the most recent command can be undone.
/// </summary>
public bool CanUndo
{
get { return ApplicationCommands.Undo.CanExecute(null, TextArea); }
}
/// <summary>
{
get
{
var textArea = TextArea;
if (textArea != null)
return textArea.Caret.Offset;
return 0;
}
set
{
var textArea = TextArea;
if (textArea != null && textArea.Caret.Offset != value)
textArea.Caret.Offset = value;
}
}
{
get { return ApplicationCommands.Cut.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null)
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
return textArea.Selection.SurroundingSegment.Offset;
}
return 0;
}
set => Select(value, SelectionLength);
}
/// </summary>
public bool CanDelete
{
get { return ApplicationCommands.Delete.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null && !textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
return 0;
}
set => Select(SelectionStart, value);
}
/// Gets if text editor can activate the search panel
/// </summary>
public bool CanSearch
{
get { return searchPanel != null; }
}
/// <summary>
/// Gets the vertical size of the document.
/// </summary>
public double ExtentHeight => ScrollViewer?.Extent.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the current document region.
/// </summary>
public double ExtentWidth => ScrollViewer?.Extent.Width ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportHeight => ScrollViewer?.Viewport.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportWidth => ScrollViewer?.Viewport.Width ?? 0;
/// <summary>
/// Gets the vertical scroll position.
/// </summary>
public double VerticalOffset => ScrollViewer?.Offset.Y ?? 0;
/// <summary>
/// Gets the horizontal scroll position.
/// </summary>
public double HorizontalOffset => ScrollViewer?.Offset.X ?? 0;
#endregion
#region TextBox methods
/// <summary>
/// Gets/Sets the selected text.
/// </summary>
public string SelectedText
{
get
{
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
set
{
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
textArea.Document.Replace(offset, length, value);
// keep inserted text selected
textArea.Selection = Selection.Create(textArea, offset, offset + value.Length);
}
}
}
/// <summary>
/// Gets/sets the caret position.
/// </summary>
public int CaretOffset
{
get
{
return textArea.Caret.Offset;
}
set
{
textArea.Caret.Offset = value;
}
}
/// <summary>
/// Gets/sets the start position of the selection.
/// </summary>
public int SelectionStart
{
get
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
else
return textArea.Selection.SurroundingSegment.Offset;
}
set => Select(value, SelectionLength);
}
/// <summary>
/// Gets/sets the length of the selection.
/// </summary>
public int SelectionLength
{
get
{
if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
else
return 0;
}
set => Select(SelectionStart, value);
}
/// <summary>
/// Selects the specified text section.
/// </summary>
public void Select(int start, int length)
{
var documentLength = Document?.TextLength ?? 0;
if (start < 0 || start > documentLength)
throw new ArgumentOutOfRangeException(nameof(start), start, "Value must be between 0 and " + documentLength);
if (length < 0 || start + length > documentLength)
throw new ArgumentOutOfRangeException(nameof(length), length, "Value must be between 0 and " + (documentLength - start));
TextArea.Selection = Selection.Create(TextArea, start, start + length);
TextArea.Caret.Offset = start + length;
}
/// <summary>
/// Gets the number of lines in the document.
/// </summary>
public int LineCount
{
get
{
var document = Document;
if (document != null)
return document.LineCount;
return 1;
}
}
/// <summary>
/// Clears the text.
/// </summary>
public void Clear()
{
Text = string.Empty;
}
#endregion
#region Loading from stream
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Load(Stream stream)
{
using (var reader = FileReader.OpenStream(stream, Encoding ?? Encoding.UTF8))
{
Text = reader.ReadToEnd();
SetValue(EncodingProperty, (object)reader.CurrentEncoding);
}
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
public void Load(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO:load
//using (FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))
//{
// Load(fs);
//}
}
/// <summary>
/// Encoding dependency property.
/// </summary>
public static readonly StyledProperty<Encoding> EncodingProperty =
AvaloniaProperty.Register<TextEditor, Encoding>("Encoding");
/// <summary>
/// Gets/sets the encoding used when the file is saved.
/// </summary>
/// <remarks>
/// The <see cref="Load(Stream)"/> method autodetects the encoding of the file and sets this property accordingly.
/// The <see cref="Save(Stream)"/> method uses the encoding specified in this property.
/// </remarks>
public Encoding Encoding
{
get => GetValue(EncodingProperty);
set => SetValue(EncodingProperty, value);
}
/// <summary>
/// Saves the text to the stream.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Save(Stream stream)
{
if (stream == null)
throw new ArgumentNullException(nameof(stream));
var encoding = Encoding;
var document = Document;
var writer = encoding != null ? new StreamWriter(stream, encoding) : new StreamWriter(stream);
document?.WriteTextTo(writer);
writer.Flush();
// do not close the stream
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Saves the text to the file.
/// </summary>
public void Save(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO: save
//using (FileStream fs = new FileStream(fileName, FileMode.Create, FileAccess.Write, FileShare.None))
//{
// Save(fs);
//}
}
#endregion
#region PointerHover events
/// <summary>
/// The PreviewPointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverEvent =
TextView.PreviewPointerHoverEvent;
/// <summary>
/// the pointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverEvent =
TextView.PointerHoverEvent;
/// <summary>
/// The PreviewPointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverStoppedEvent =
TextView.PreviewPointerHoverStoppedEvent;
/// <summary>
/// the pointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverStoppedEvent =
TextView.PointerHoverStoppedEvent;
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHover
{
add => AddHandler(PreviewPointerHoverEvent, value);
remove => RemoveHandler(PreviewPointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHover
{
add => AddHandler(PointerHoverEvent, value);
remove => RemoveHandler(PointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHoverStopped
{
add => AddHandler(PreviewPointerHoverStoppedEvent, value);
remove => RemoveHandler(PreviewPointerHoverStoppedEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHoverStopped
{
add => AddHandler(PointerHoverStoppedEvent, value);
remove => RemoveHandler(PointerHoverStoppedEvent, value);
}
#endregion
#region ScrollBarVisibility
/// <summary>
/// Dependency property for <see cref="HorizontalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> HorizontalScrollBarVisibilityProperty = ScrollViewer.HorizontalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the horizontal scroll bar visibility.
/// </summary>
public ScrollBarVisibility HorizontalScrollBarVisibility
{
get => GetValue(HorizontalScrollBarVisibilityProperty);
set => SetValue(HorizontalScrollBarVisibilityProperty, value);
}
private ScrollBarVisibility _horizontalScrollBarVisibilityBck = ScrollBarVisibility.Auto;
/// <summary>
/// Dependency property for <see cref="VerticalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> VerticalScrollBarVisibilityProperty = ScrollViewer.VerticalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the vertical scroll bar visibility.
/// </summary>
public ScrollBarVisibility VerticalScrollBarVisibility
{
get => GetValue(VerticalScrollBarVisibilityProperty);
set => SetValue(VerticalScrollBarVisibilityProperty, value);
}
#endregion
object IServiceProvider.GetService(Type serviceType)
{
return TextArea.GetService(serviceType);
}
/// <summary>
/// Gets the text view position from a point inside the editor.
/// </summary>
/// <param name="point">The position, relative to top left
/// corner of TextEditor control</param>
/// <returns>The text view position, or null if the point is outside the document.</returns>
public TextViewPosition? GetPositionFromPoint(Point point)
{
if (Document == null)
return null;
var textView = TextArea.TextView;
Point tpoint = (Point)this.TranslatePoint(point + new Point(textView.ScrollOffset.X, Math.Floor(textView.ScrollOffset.Y)), textView);
return textView.GetPosition(tpoint);
}
/// <summary>
/// Scrolls to the specified line.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollToLine(int line)
{
ScrollTo(line, -1);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollTo(int line, int column)
{
const double MinimumScrollFraction = 0.3;
ScrollTo(line, column, VisualYPosition.LineMiddle,
null != ScrollViewer ? ScrollViewer.Viewport.Height / 2 : 0.0, MinimumScrollFraction);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (WPF layout must have run prior).
/// </summary>
/// <param name="line">Line to scroll to.</param>
/// <param name="column">Column to scroll to (important if wrapping is 'on', and for the horizontal scroll position).</param>
/// <param name="yPositionMode">The mode how to reference the Y position of the line.</param>
/// <param name="referencedVerticalViewPortOffset">Offset from the top of the viewport to where the referenced line/column should be positioned.</param>
/// <param name="minimumScrollFraction">The minimum vertical and/or horizontal scroll offset, expressed as fraction of the height or width of the viewport window, respectively.</param>
public void ScrollTo(int line, int column, VisualYPosition yPositionMode,
double referencedVerticalViewPortOffset, double minimumScrollFraction)
{
TextView textView = textArea.TextView;
TextDocument document = textView.Document;
if (ScrollViewer != null && document != null)
{
if (line < 1)
line = 1;
if (line > document.LineCount)
line = document.LineCount;
ILogicalScrollable scrollInfo = textView;
if (!scrollInfo.CanHorizontallyScroll)
{
// Word wrap is enabled. Ensure that we have up-to-date info about line height so that we scroll
// to the correct position.
// This avoids that the user has to repeat the ScrollTo() call several times when there are very long lines.
VisualLine vl = textView.GetOrConstructVisualLine(document.GetLineByNumber(line));
double remainingHeight = referencedVerticalViewPortOffset;
while (remainingHeight > 0)
{
DocumentLine prevLine = vl.FirstDocumentLine.PreviousLine;
if (prevLine == null)
break;
vl = textView.GetOrConstructVisualLine(prevLine);
remainingHeight -= vl.Height;
}
}
Point p = textArea.TextView.GetVisualPosition(
new TextViewPosition(line, Math.Max(1, column)),
yPositionMode);
double targetX = ScrollViewer.Offset.X;
double targetY = ScrollViewer.Offset.Y;
double verticalPos = p.Y - referencedVerticalViewPortOffset;
if (Math.Abs(verticalPos - ScrollViewer.Offset.Y) >
minimumScrollFraction * ScrollViewer.Viewport.Height)
{
targetY = Math.Max(0, verticalPos);
}
if (column > 0)
{
if (p.X > ScrollViewer.Viewport.Width - Caret.MinimumDistanceToViewBorder * 2)
{
double horizontalPos = Math.Max(0, p.X - ScrollViewer.Viewport.Width / 2);
if (Math.Abs(horizontalPos - ScrollViewer.Offset.X) >
minimumScrollFraction * ScrollViewer.Viewport.Width)
{
targetX = 0;
}
}
else
{
targetX = 0;
}
}
if (targetX != ScrollViewer.Offset.X || targetY != ScrollViewer.Offset.Y)
ScrollViewer.Offset = new Vector(targetX, targetY);
}
}
}
}
<MSG> Minor cleanup #123
https://github.com/icsharpcode/AvalonEdit/pull/123
<DFF> @@ -77,7 +77,7 @@ namespace AvaloniaEdit
protected TextEditor(TextArea textArea, TextDocument document)
{
- TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
+ this.textArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
@@ -263,7 +263,8 @@ namespace AvaloniaEdit
#endregion
#region TextArea / ScrollViewer properties
-
+ private readonly TextArea textArea;
+
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
@@ -276,7 +277,7 @@ namespace AvaloniaEdit
/// <summary>
/// Gets the text area.
/// </summary>
- public TextArea TextArea { get; }
+ public TextArea TextArea => textArea;
/// <summary>
/// Gets the scroll viewer used by the text editor.
@@ -314,7 +315,7 @@ namespace AvaloniaEdit
{
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Remove(_colorizer);
+ textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
@@ -323,7 +324,7 @@ namespace AvaloniaEdit
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Insert(0, _colorizer);
+ textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
@@ -799,10 +800,9 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
- if (textArea?.Document != null && !textArea.Selection.IsEmpty)
+ if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
@@ -811,7 +811,7 @@ namespace AvaloniaEdit
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
- if (textArea?.Document != null)
+ if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
@@ -829,16 +829,11 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- return textArea.Caret.Offset;
- return 0;
+ return textArea.Caret.Offset;
}
set
{
- var textArea = TextArea;
- if (textArea != null && textArea.Caret.Offset != value)
- textArea.Caret.Offset = value;
+ textArea.Caret.Offset = value;
}
}
@@ -849,14 +844,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- {
- if (textArea.Selection.IsEmpty)
- return textArea.Caret.Offset;
+ if (textArea.Selection.IsEmpty)
+ return textArea.Caret.Offset;
+ else
return textArea.Selection.SurroundingSegment.Offset;
- }
- return 0;
}
set => Select(value, SelectionLength);
}
@@ -868,10 +859,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null && !textArea.Selection.IsEmpty)
+ if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
- return 0;
+ else
+ return 0;
}
set => Select(SelectionStart, value);
}
| 16 | Minor cleanup #123 | 25 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067341 | <NME> TextEditor.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.ComponentModel;
using System.IO;
using System.Linq;
using System.Text;
using Avalonia;
using AvaloniaEdit.Document;
using AvaloniaEdit.Editing;
using AvaloniaEdit.Highlighting;
using AvaloniaEdit.Rendering;
using AvaloniaEdit.Utils;
using Avalonia.Controls;
using Avalonia.Controls.Primitives;
using Avalonia.Controls.Shapes;
using Avalonia.Input;
using Avalonia.Interactivity;
using Avalonia.LogicalTree;
using Avalonia.Media;
using Avalonia.Data;
using AvaloniaEdit.Search;
namespace AvaloniaEdit
{
/// <summary>
/// The text editor control.
/// Contains a scrollable TextArea.
/// </summary>
public class TextEditor : TemplatedControl, ITextEditorComponent
{
#region Constructors
static TextEditor()
{
FocusableProperty.OverrideDefaultValue<TextEditor>(true);
HorizontalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
VerticalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
OptionsProperty.Changed.Subscribe(OnOptionsChanged);
DocumentProperty.Changed.Subscribe(OnDocumentChanged);
SyntaxHighlightingProperty.Changed.Subscribe(OnSyntaxHighlightingChanged);
IsReadOnlyProperty.Changed.Subscribe(OnIsReadOnlyChanged);
IsModifiedProperty.Changed.Subscribe(OnIsModifiedChanged);
ShowLineNumbersProperty.Changed.Subscribe(OnShowLineNumbersChanged);
LineNumbersForegroundProperty.Changed.Subscribe(OnLineNumbersForegroundChanged);
FontFamilyProperty.Changed.Subscribe(OnFontFamilyPropertyChanged);
FontSizeProperty.Changed.Subscribe(OnFontSizePropertyChanged);
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
public TextEditor() : this(new TextArea())
{
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
protected TextEditor(TextArea textArea) : this(textArea, new TextDocument())
protected TextEditor(TextArea textArea, TextDocument document)
{
TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
textArea.TextView.Services.AddService(this);
SetValue(OptionsProperty, textArea.Options);
SetValue(DocumentProperty, document);
textArea[!BackgroundProperty] = this[!BackgroundProperty];
}
#endregion
protected override void OnGotFocus(GotFocusEventArgs e)
{
base.OnGotFocus(e);
TextArea.Focus();
e.Handled = true;
}
#region Document property
/// <summary>
/// Document property.
/// </summary>
public static readonly StyledProperty<TextDocument> DocumentProperty
= TextView.DocumentProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the document displayed by the text editor.
/// This is a dependency property.
/// </summary>
public TextDocument Document
{
get => GetValue(DocumentProperty);
set => SetValue(DocumentProperty, value);
}
/// <summary>
/// Occurs when the document property has changed.
/// </summary>
public event EventHandler DocumentChanged;
/// <summary>
/// Raises the <see cref="DocumentChanged"/> event.
/// </summary>
protected virtual void OnDocumentChanged(EventArgs e)
{
DocumentChanged?.Invoke(this, e);
}
private static void OnDocumentChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnDocumentChanged((TextDocument)e.OldValue, (TextDocument)e.NewValue);
}
private void OnDocumentChanged(TextDocument oldValue, TextDocument newValue)
{
if (oldValue != null)
{
TextDocumentWeakEventManager.TextChanged.RemoveHandler(oldValue, OnTextChanged);
PropertyChangedWeakEventManager.RemoveHandler(oldValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
TextArea.Document = newValue;
if (newValue != null)
{
TextDocumentWeakEventManager.TextChanged.AddHandler(newValue, OnTextChanged);
PropertyChangedWeakEventManager.AddHandler(newValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
OnDocumentChanged(EventArgs.Empty);
OnTextChanged(EventArgs.Empty);
}
#endregion
#region Options property
/// <summary>
/// Options property.
/// </summary>
public static readonly StyledProperty<TextEditorOptions> OptionsProperty
= TextView.OptionsProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the options currently used by the text editor.
/// </summary>
public TextEditorOptions Options
{
get => GetValue(OptionsProperty);
set => SetValue(OptionsProperty, value);
}
/// <summary>
/// Occurs when a text editor option has changed.
/// </summary>
public event PropertyChangedEventHandler OptionChanged;
/// <summary>
/// Raises the <see cref="OptionChanged"/> event.
/// </summary>
protected virtual void OnOptionChanged(PropertyChangedEventArgs e)
{
OptionChanged?.Invoke(this, e);
}
private static void OnOptionsChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnOptionsChanged((TextEditorOptions)e.OldValue, (TextEditorOptions)e.NewValue);
}
private void OnOptionsChanged(TextEditorOptions oldValue, TextEditorOptions newValue)
{
if (oldValue != null)
{
PropertyChangedWeakEventManager.RemoveHandler(oldValue, OnPropertyChangedHandler);
}
TextArea.Options = newValue;
if (newValue != null)
{
PropertyChangedWeakEventManager.AddHandler(newValue, OnPropertyChangedHandler);
}
OnOptionChanged(new PropertyChangedEventArgs(null));
}
private void OnPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
OnOptionChanged(e);
}
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
{
base.OnPropertyChanged(change);
if (change.Property == WordWrapProperty)
{
if (WordWrap)
{
_horizontalScrollBarVisibilityBck = HorizontalScrollBarVisibility;
HorizontalScrollBarVisibility = ScrollBarVisibility.Disabled;
}
else
{
HorizontalScrollBarVisibility = _horizontalScrollBarVisibilityBck;
}
}
}
private void OnUndoStackPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
HandleIsOriginalChanged(e);
}
}
private void OnTextChanged(object sender, EventArgs e)
{
OnTextChanged(e);
}
#endregion
#region Text property
/// <summary>
/// Gets/Sets the text of the current document.
/// </summary>
public string Text
{
get
{
var document = Document;
return document != null ? document.Text : string.Empty;
}
set
{
var document = GetDocument();
document.Text = value ?? string.Empty;
// after replacing the full text, the caret is positioned at the end of the document
// - reset it to the beginning.
CaretOffset = 0;
document.UndoStack.ClearAll();
}
}
#endregion
#region TextArea / ScrollViewer properties
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
/// <summary>
/// Occurs when the Text property changes.
/// </summary>
public event EventHandler TextChanged;
/// <summary>
/// Gets the text area.
/// </summary>
public TextArea TextArea { get; }
/// <summary>
/// Gets the scroll viewer used by the text editor.
#endregion
#region TextArea / ScrollViewer properties
private readonly TextArea textArea;
private SearchPanel searchPanel;
private bool wasSearchPanelOpened;
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
ScrollViewer = (ScrollViewer)e.NameScope.Find("PART_ScrollViewer");
ScrollViewer.Content = TextArea;
searchPanel = SearchPanel.Install(this);
}
protected override void OnAttachedToLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnAttachedToLogicalTree(e);
if (searchPanel != null && wasSearchPanelOpened)
{
searchPanel.Open();
}
}
protected override void OnDetachedFromLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnDetachedFromLogicalTree(e);
if (searchPanel != null)
{
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
/// <summary>
/// Gets the text area.
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Gets the scroll viewer used by the text editor.
/// This property can return null if the template has not been applied / does not contain a scroll viewer.
/// </summary>
internal ScrollViewer ScrollViewer { get; private set; }
#endregion
#region Syntax highlighting
/// <summary>
/// The <see cref="SyntaxHighlighting"/> property.
/// </summary>
public static readonly StyledProperty<IHighlightingDefinition> SyntaxHighlightingProperty =
AvaloniaProperty.Register<TextEditor, IHighlightingDefinition>("SyntaxHighlighting");
/// <summary>
/// Gets/sets the syntax highlighting definition used to colorize the text.
/// </summary>
public IHighlightingDefinition SyntaxHighlighting
{
get => GetValue(SyntaxHighlightingProperty);
set => SetValue(SyntaxHighlightingProperty, value);
}
private IVisualLineTransformer _colorizer;
private static void OnSyntaxHighlightingChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnSyntaxHighlightingChanged(e.NewValue as IHighlightingDefinition);
}
private void OnSyntaxHighlightingChanged(IHighlightingDefinition newValue)
{
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
if (newValue != null)
{
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Creates the highlighting colorizer for the specified highlighting definition.
/// Allows derived classes to provide custom colorizer implementations for special highlighting definitions.
/// </summary>
/// <returns></returns>
protected virtual IVisualLineTransformer CreateColorizer(IHighlightingDefinition highlightingDefinition)
{
if (highlightingDefinition == null)
throw new ArgumentNullException(nameof(highlightingDefinition));
return new HighlightingColorizer(highlightingDefinition);
}
#endregion
#region WordWrap
/// <summary>
/// Word wrap dependency property.
/// </summary>
public static readonly StyledProperty<bool> WordWrapProperty =
AvaloniaProperty.Register<TextEditor, bool>("WordWrap");
/// <summary>
/// Specifies whether the text editor uses word wrapping.
/// </summary>
/// <remarks>
/// Setting WordWrap=true has the same effect as setting HorizontalScrollBarVisibility=Disabled and will override the
/// HorizontalScrollBarVisibility setting.
/// </remarks>
public bool WordWrap
{
get => GetValue(WordWrapProperty);
set => SetValue(WordWrapProperty, value);
}
#endregion
#region IsReadOnly
/// <summary>
/// IsReadOnly dependency property.
/// </summary>
public static readonly StyledProperty<bool> IsReadOnlyProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsReadOnly");
/// <summary>
/// Specifies whether the user can change the text editor content.
/// Setting this property will replace the
/// <see cref="Editing.TextArea.ReadOnlySectionProvider">TextArea.ReadOnlySectionProvider</see>.
/// </summary>
public bool IsReadOnly
{
get => GetValue(IsReadOnlyProperty);
set => SetValue(IsReadOnlyProperty, value);
}
private static void OnIsReadOnlyChanged(AvaloniaPropertyChangedEventArgs e)
{
if (e.Sender is TextEditor editor)
{
if ((bool)e.NewValue)
editor.TextArea.ReadOnlySectionProvider = ReadOnlySectionDocument.Instance;
else
editor.TextArea.ReadOnlySectionProvider = NoReadOnlySections.Instance;
}
}
#endregion
#region IsModified
/// <summary>
/// Dependency property for <see cref="IsModified"/>
/// </summary>
public static readonly StyledProperty<bool> IsModifiedProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsModified");
/// <summary>
/// Gets/Sets the 'modified' flag.
/// </summary>
public bool IsModified
{
get => GetValue(IsModifiedProperty);
set => SetValue(IsModifiedProperty, value);
}
private static void OnIsModifiedChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var document = editor?.Document;
if (document != null)
{
var undoStack = document.UndoStack;
if ((bool)e.NewValue)
{
if (undoStack.IsOriginalFile)
undoStack.DiscardOriginalFileMarker();
}
else
{
undoStack.MarkAsOriginalFile();
}
}
}
private void HandleIsOriginalChanged(PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
var document = Document;
if (document != null)
{
SetValue(IsModifiedProperty, (object)!document.UndoStack.IsOriginalFile);
}
}
}
#endregion
#region ShowLineNumbers
/// <summary>
/// ShowLineNumbers dependency property.
/// </summary>
public static readonly StyledProperty<bool> ShowLineNumbersProperty =
AvaloniaProperty.Register<TextEditor, bool>("ShowLineNumbers");
/// <summary>
/// Specifies whether line numbers are shown on the left to the text view.
/// </summary>
public bool ShowLineNumbers
{
get => GetValue(ShowLineNumbersProperty);
set => SetValue(ShowLineNumbersProperty, value);
}
private static void OnShowLineNumbersChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
if (editor == null) return;
var leftMargins = editor.TextArea.LeftMargins;
if ((bool)e.NewValue)
{
var lineNumbers = new LineNumberMargin();
var line = (Line)DottedLineMargin.Create();
leftMargins.Insert(0, lineNumbers);
leftMargins.Insert(1, line);
var lineNumbersForeground = new Binding("LineNumbersForeground") { Source = editor };
line.Bind(Shape.StrokeProperty, lineNumbersForeground);
lineNumbers.Bind(ForegroundProperty, lineNumbersForeground);
}
else
{
for (var i = 0; i < leftMargins.Count; i++)
{
if (leftMargins[i] is LineNumberMargin)
{
leftMargins.RemoveAt(i);
if (i < leftMargins.Count && DottedLineMargin.IsDottedLineMargin(leftMargins[i]))
{
leftMargins.RemoveAt(i);
}
break;
}
}
}
}
#endregion
#region LineNumbersForeground
/// <summary>
/// LineNumbersForeground dependency property.
/// </summary>
public static readonly StyledProperty<IBrush> LineNumbersForegroundProperty =
AvaloniaProperty.Register<TextEditor, IBrush>("LineNumbersForeground", Brushes.Gray);
/// <summary>
/// Gets/sets the Brush used for displaying the foreground color of line numbers.
/// </summary>
public IBrush LineNumbersForeground
{
get => GetValue(LineNumbersForegroundProperty);
set => SetValue(LineNumbersForegroundProperty, value);
}
private static void OnLineNumbersForegroundChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var lineNumberMargin = editor?.TextArea.LeftMargins.FirstOrDefault(margin => margin is LineNumberMargin) as LineNumberMargin;
lineNumberMargin?.SetValue(ForegroundProperty, e.NewValue);
}
private static void OnFontFamilyPropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontFamilyProperty, e.NewValue);
}
private static void OnFontSizePropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontSizeProperty, e.NewValue);
}
#endregion
#region TextBoxBase-like methods
/// <summary>
/// Appends text to the end of the document.
/// </summary>
public void AppendText(string textData)
{
var document = GetDocument();
document.Insert(document.TextLength, textData);
}
/// <summary>
/// Begins a group of document changes.
/// </summary>
public void BeginChange()
{
GetDocument().BeginUpdate();
}
/// <summary>
/// Copies the current selection to the clipboard.
/// </summary>
public void Copy()
{
if (CanCopy)
{
ApplicationCommands.Copy.Execute(null, TextArea);
}
}
/// <summary>
/// Removes the current selection and copies it to the clipboard.
/// </summary>
public void Cut()
{
if (CanCut)
{
ApplicationCommands.Cut.Execute(null, TextArea);
}
}
/// <summary>
/// Begins a group of document changes and returns an object that ends the group of document
/// changes when it is disposed.
/// </summary>
public IDisposable DeclareChangeBlock()
{
return GetDocument().RunUpdate();
}
/// <summary>
/// Removes the current selection without copying it to the clipboard.
/// </summary>
public void Delete()
{
if(CanDelete)
{
ApplicationCommands.Delete.Execute(null, TextArea);
}
}
/// <summary>
/// Ends the current group of document changes.
/// </summary>
public void EndChange()
{
GetDocument().EndUpdate();
}
/// <summary>
/// Scrolls one line down.
/// </summary>
public void LineDown()
{
//if (scrollViewer != null)
// scrollViewer.LineDown();
}
/// <summary>
/// Scrolls to the left.
/// </summary>
public void LineLeft()
{
//if (scrollViewer != null)
// scrollViewer.LineLeft();
}
/// <summary>
/// Scrolls to the right.
/// </summary>
public void LineRight()
{
//if (scrollViewer != null)
// scrollViewer.LineRight();
}
/// <summary>
/// Scrolls one line up.
/// </summary>
public void LineUp()
{
//if (scrollViewer != null)
// scrollViewer.LineUp();
}
/// <summary>
/// Scrolls one page down.
/// </summary>
public void PageDown()
{
//if (scrollViewer != null)
// scrollViewer.PageDown();
}
/// <summary>
/// Scrolls one page up.
/// </summary>
public void PageUp()
{
//if (scrollViewer != null)
// scrollViewer.PageUp();
}
/// <summary>
/// Scrolls one page left.
/// </summary>
public void PageLeft()
{
//if (scrollViewer != null)
// scrollViewer.PageLeft();
}
/// <summary>
/// Scrolls one page right.
/// </summary>
public void PageRight()
{
//if (scrollViewer != null)
// scrollViewer.PageRight();
}
/// <summary>
/// Pastes the clipboard content.
/// </summary>
public void Paste()
{
if (CanPaste)
{
ApplicationCommands.Paste.Execute(null, TextArea);
}
}
/// <summary>
/// Redoes the most recent undone command.
/// </summary>
/// <returns>True is the redo operation was successful, false is the redo stack is empty.</returns>
public bool Redo()
{
if (CanRedo)
{
ApplicationCommands.Redo.Execute(null, TextArea);
return true;
}
return false;
}
/// <summary>
/// Scrolls to the end of the document.
/// </summary>
public void ScrollToEnd()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToEnd();
}
/// <summary>
/// Scrolls to the start of the document.
/// </summary>
public void ScrollToHome()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToHome();
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToHorizontalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToHorizontalOffset(offset);
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToVerticalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToVerticalOffset(offset);
}
/// <summary>
/// Selects the entire text.
/// </summary>
public void SelectAll()
{
if (CanSelectAll)
{
ApplicationCommands.SelectAll.Execute(null, TextArea);
}
}
/// <summary>
/// Undoes the most recent command.
{
get
{
var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea?.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
return false;
}
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea?.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
}
/// <summary>
/// Gets if the most recent command can be undone.
/// </summary>
public bool CanUndo
{
get { return ApplicationCommands.Undo.CanExecute(null, TextArea); }
}
/// <summary>
{
get
{
var textArea = TextArea;
if (textArea != null)
return textArea.Caret.Offset;
return 0;
}
set
{
var textArea = TextArea;
if (textArea != null && textArea.Caret.Offset != value)
textArea.Caret.Offset = value;
}
}
{
get { return ApplicationCommands.Cut.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null)
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
return textArea.Selection.SurroundingSegment.Offset;
}
return 0;
}
set => Select(value, SelectionLength);
}
/// </summary>
public bool CanDelete
{
get { return ApplicationCommands.Delete.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null && !textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
return 0;
}
set => Select(SelectionStart, value);
}
/// Gets if text editor can activate the search panel
/// </summary>
public bool CanSearch
{
get { return searchPanel != null; }
}
/// <summary>
/// Gets the vertical size of the document.
/// </summary>
public double ExtentHeight => ScrollViewer?.Extent.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the current document region.
/// </summary>
public double ExtentWidth => ScrollViewer?.Extent.Width ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportHeight => ScrollViewer?.Viewport.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportWidth => ScrollViewer?.Viewport.Width ?? 0;
/// <summary>
/// Gets the vertical scroll position.
/// </summary>
public double VerticalOffset => ScrollViewer?.Offset.Y ?? 0;
/// <summary>
/// Gets the horizontal scroll position.
/// </summary>
public double HorizontalOffset => ScrollViewer?.Offset.X ?? 0;
#endregion
#region TextBox methods
/// <summary>
/// Gets/Sets the selected text.
/// </summary>
public string SelectedText
{
get
{
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
set
{
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
textArea.Document.Replace(offset, length, value);
// keep inserted text selected
textArea.Selection = Selection.Create(textArea, offset, offset + value.Length);
}
}
}
/// <summary>
/// Gets/sets the caret position.
/// </summary>
public int CaretOffset
{
get
{
return textArea.Caret.Offset;
}
set
{
textArea.Caret.Offset = value;
}
}
/// <summary>
/// Gets/sets the start position of the selection.
/// </summary>
public int SelectionStart
{
get
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
else
return textArea.Selection.SurroundingSegment.Offset;
}
set => Select(value, SelectionLength);
}
/// <summary>
/// Gets/sets the length of the selection.
/// </summary>
public int SelectionLength
{
get
{
if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
else
return 0;
}
set => Select(SelectionStart, value);
}
/// <summary>
/// Selects the specified text section.
/// </summary>
public void Select(int start, int length)
{
var documentLength = Document?.TextLength ?? 0;
if (start < 0 || start > documentLength)
throw new ArgumentOutOfRangeException(nameof(start), start, "Value must be between 0 and " + documentLength);
if (length < 0 || start + length > documentLength)
throw new ArgumentOutOfRangeException(nameof(length), length, "Value must be between 0 and " + (documentLength - start));
TextArea.Selection = Selection.Create(TextArea, start, start + length);
TextArea.Caret.Offset = start + length;
}
/// <summary>
/// Gets the number of lines in the document.
/// </summary>
public int LineCount
{
get
{
var document = Document;
if (document != null)
return document.LineCount;
return 1;
}
}
/// <summary>
/// Clears the text.
/// </summary>
public void Clear()
{
Text = string.Empty;
}
#endregion
#region Loading from stream
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Load(Stream stream)
{
using (var reader = FileReader.OpenStream(stream, Encoding ?? Encoding.UTF8))
{
Text = reader.ReadToEnd();
SetValue(EncodingProperty, (object)reader.CurrentEncoding);
}
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
public void Load(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO:load
//using (FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))
//{
// Load(fs);
//}
}
/// <summary>
/// Encoding dependency property.
/// </summary>
public static readonly StyledProperty<Encoding> EncodingProperty =
AvaloniaProperty.Register<TextEditor, Encoding>("Encoding");
/// <summary>
/// Gets/sets the encoding used when the file is saved.
/// </summary>
/// <remarks>
/// The <see cref="Load(Stream)"/> method autodetects the encoding of the file and sets this property accordingly.
/// The <see cref="Save(Stream)"/> method uses the encoding specified in this property.
/// </remarks>
public Encoding Encoding
{
get => GetValue(EncodingProperty);
set => SetValue(EncodingProperty, value);
}
/// <summary>
/// Saves the text to the stream.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Save(Stream stream)
{
if (stream == null)
throw new ArgumentNullException(nameof(stream));
var encoding = Encoding;
var document = Document;
var writer = encoding != null ? new StreamWriter(stream, encoding) : new StreamWriter(stream);
document?.WriteTextTo(writer);
writer.Flush();
// do not close the stream
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Saves the text to the file.
/// </summary>
public void Save(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO: save
//using (FileStream fs = new FileStream(fileName, FileMode.Create, FileAccess.Write, FileShare.None))
//{
// Save(fs);
//}
}
#endregion
#region PointerHover events
/// <summary>
/// The PreviewPointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverEvent =
TextView.PreviewPointerHoverEvent;
/// <summary>
/// the pointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverEvent =
TextView.PointerHoverEvent;
/// <summary>
/// The PreviewPointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverStoppedEvent =
TextView.PreviewPointerHoverStoppedEvent;
/// <summary>
/// the pointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverStoppedEvent =
TextView.PointerHoverStoppedEvent;
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHover
{
add => AddHandler(PreviewPointerHoverEvent, value);
remove => RemoveHandler(PreviewPointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHover
{
add => AddHandler(PointerHoverEvent, value);
remove => RemoveHandler(PointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHoverStopped
{
add => AddHandler(PreviewPointerHoverStoppedEvent, value);
remove => RemoveHandler(PreviewPointerHoverStoppedEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHoverStopped
{
add => AddHandler(PointerHoverStoppedEvent, value);
remove => RemoveHandler(PointerHoverStoppedEvent, value);
}
#endregion
#region ScrollBarVisibility
/// <summary>
/// Dependency property for <see cref="HorizontalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> HorizontalScrollBarVisibilityProperty = ScrollViewer.HorizontalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the horizontal scroll bar visibility.
/// </summary>
public ScrollBarVisibility HorizontalScrollBarVisibility
{
get => GetValue(HorizontalScrollBarVisibilityProperty);
set => SetValue(HorizontalScrollBarVisibilityProperty, value);
}
private ScrollBarVisibility _horizontalScrollBarVisibilityBck = ScrollBarVisibility.Auto;
/// <summary>
/// Dependency property for <see cref="VerticalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> VerticalScrollBarVisibilityProperty = ScrollViewer.VerticalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the vertical scroll bar visibility.
/// </summary>
public ScrollBarVisibility VerticalScrollBarVisibility
{
get => GetValue(VerticalScrollBarVisibilityProperty);
set => SetValue(VerticalScrollBarVisibilityProperty, value);
}
#endregion
object IServiceProvider.GetService(Type serviceType)
{
return TextArea.GetService(serviceType);
}
/// <summary>
/// Gets the text view position from a point inside the editor.
/// </summary>
/// <param name="point">The position, relative to top left
/// corner of TextEditor control</param>
/// <returns>The text view position, or null if the point is outside the document.</returns>
public TextViewPosition? GetPositionFromPoint(Point point)
{
if (Document == null)
return null;
var textView = TextArea.TextView;
Point tpoint = (Point)this.TranslatePoint(point + new Point(textView.ScrollOffset.X, Math.Floor(textView.ScrollOffset.Y)), textView);
return textView.GetPosition(tpoint);
}
/// <summary>
/// Scrolls to the specified line.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollToLine(int line)
{
ScrollTo(line, -1);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollTo(int line, int column)
{
const double MinimumScrollFraction = 0.3;
ScrollTo(line, column, VisualYPosition.LineMiddle,
null != ScrollViewer ? ScrollViewer.Viewport.Height / 2 : 0.0, MinimumScrollFraction);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (WPF layout must have run prior).
/// </summary>
/// <param name="line">Line to scroll to.</param>
/// <param name="column">Column to scroll to (important if wrapping is 'on', and for the horizontal scroll position).</param>
/// <param name="yPositionMode">The mode how to reference the Y position of the line.</param>
/// <param name="referencedVerticalViewPortOffset">Offset from the top of the viewport to where the referenced line/column should be positioned.</param>
/// <param name="minimumScrollFraction">The minimum vertical and/or horizontal scroll offset, expressed as fraction of the height or width of the viewport window, respectively.</param>
public void ScrollTo(int line, int column, VisualYPosition yPositionMode,
double referencedVerticalViewPortOffset, double minimumScrollFraction)
{
TextView textView = textArea.TextView;
TextDocument document = textView.Document;
if (ScrollViewer != null && document != null)
{
if (line < 1)
line = 1;
if (line > document.LineCount)
line = document.LineCount;
ILogicalScrollable scrollInfo = textView;
if (!scrollInfo.CanHorizontallyScroll)
{
// Word wrap is enabled. Ensure that we have up-to-date info about line height so that we scroll
// to the correct position.
// This avoids that the user has to repeat the ScrollTo() call several times when there are very long lines.
VisualLine vl = textView.GetOrConstructVisualLine(document.GetLineByNumber(line));
double remainingHeight = referencedVerticalViewPortOffset;
while (remainingHeight > 0)
{
DocumentLine prevLine = vl.FirstDocumentLine.PreviousLine;
if (prevLine == null)
break;
vl = textView.GetOrConstructVisualLine(prevLine);
remainingHeight -= vl.Height;
}
}
Point p = textArea.TextView.GetVisualPosition(
new TextViewPosition(line, Math.Max(1, column)),
yPositionMode);
double targetX = ScrollViewer.Offset.X;
double targetY = ScrollViewer.Offset.Y;
double verticalPos = p.Y - referencedVerticalViewPortOffset;
if (Math.Abs(verticalPos - ScrollViewer.Offset.Y) >
minimumScrollFraction * ScrollViewer.Viewport.Height)
{
targetY = Math.Max(0, verticalPos);
}
if (column > 0)
{
if (p.X > ScrollViewer.Viewport.Width - Caret.MinimumDistanceToViewBorder * 2)
{
double horizontalPos = Math.Max(0, p.X - ScrollViewer.Viewport.Width / 2);
if (Math.Abs(horizontalPos - ScrollViewer.Offset.X) >
minimumScrollFraction * ScrollViewer.Viewport.Width)
{
targetX = 0;
}
}
else
{
targetX = 0;
}
}
if (targetX != ScrollViewer.Offset.X || targetY != ScrollViewer.Offset.Y)
ScrollViewer.Offset = new Vector(targetX, targetY);
}
}
}
}
<MSG> Minor cleanup #123
https://github.com/icsharpcode/AvalonEdit/pull/123
<DFF> @@ -77,7 +77,7 @@ namespace AvaloniaEdit
protected TextEditor(TextArea textArea, TextDocument document)
{
- TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
+ this.textArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
@@ -263,7 +263,8 @@ namespace AvaloniaEdit
#endregion
#region TextArea / ScrollViewer properties
-
+ private readonly TextArea textArea;
+
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
@@ -276,7 +277,7 @@ namespace AvaloniaEdit
/// <summary>
/// Gets the text area.
/// </summary>
- public TextArea TextArea { get; }
+ public TextArea TextArea => textArea;
/// <summary>
/// Gets the scroll viewer used by the text editor.
@@ -314,7 +315,7 @@ namespace AvaloniaEdit
{
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Remove(_colorizer);
+ textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
@@ -323,7 +324,7 @@ namespace AvaloniaEdit
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Insert(0, _colorizer);
+ textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
@@ -799,10 +800,9 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
- if (textArea?.Document != null && !textArea.Selection.IsEmpty)
+ if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
@@ -811,7 +811,7 @@ namespace AvaloniaEdit
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
- if (textArea?.Document != null)
+ if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
@@ -829,16 +829,11 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- return textArea.Caret.Offset;
- return 0;
+ return textArea.Caret.Offset;
}
set
{
- var textArea = TextArea;
- if (textArea != null && textArea.Caret.Offset != value)
- textArea.Caret.Offset = value;
+ textArea.Caret.Offset = value;
}
}
@@ -849,14 +844,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- {
- if (textArea.Selection.IsEmpty)
- return textArea.Caret.Offset;
+ if (textArea.Selection.IsEmpty)
+ return textArea.Caret.Offset;
+ else
return textArea.Selection.SurroundingSegment.Offset;
- }
- return 0;
}
set => Select(value, SelectionLength);
}
@@ -868,10 +859,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null && !textArea.Selection.IsEmpty)
+ if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
- return 0;
+ else
+ return 0;
}
set => Select(SelectionStart, value);
}
| 16 | Minor cleanup #123 | 25 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067342 | <NME> TextEditor.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.ComponentModel;
using System.IO;
using System.Linq;
using System.Text;
using Avalonia;
using AvaloniaEdit.Document;
using AvaloniaEdit.Editing;
using AvaloniaEdit.Highlighting;
using AvaloniaEdit.Rendering;
using AvaloniaEdit.Utils;
using Avalonia.Controls;
using Avalonia.Controls.Primitives;
using Avalonia.Controls.Shapes;
using Avalonia.Input;
using Avalonia.Interactivity;
using Avalonia.LogicalTree;
using Avalonia.Media;
using Avalonia.Data;
using AvaloniaEdit.Search;
namespace AvaloniaEdit
{
/// <summary>
/// The text editor control.
/// Contains a scrollable TextArea.
/// </summary>
public class TextEditor : TemplatedControl, ITextEditorComponent
{
#region Constructors
static TextEditor()
{
FocusableProperty.OverrideDefaultValue<TextEditor>(true);
HorizontalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
VerticalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
OptionsProperty.Changed.Subscribe(OnOptionsChanged);
DocumentProperty.Changed.Subscribe(OnDocumentChanged);
SyntaxHighlightingProperty.Changed.Subscribe(OnSyntaxHighlightingChanged);
IsReadOnlyProperty.Changed.Subscribe(OnIsReadOnlyChanged);
IsModifiedProperty.Changed.Subscribe(OnIsModifiedChanged);
ShowLineNumbersProperty.Changed.Subscribe(OnShowLineNumbersChanged);
LineNumbersForegroundProperty.Changed.Subscribe(OnLineNumbersForegroundChanged);
FontFamilyProperty.Changed.Subscribe(OnFontFamilyPropertyChanged);
FontSizeProperty.Changed.Subscribe(OnFontSizePropertyChanged);
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
public TextEditor() : this(new TextArea())
{
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
protected TextEditor(TextArea textArea) : this(textArea, new TextDocument())
protected TextEditor(TextArea textArea, TextDocument document)
{
TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
textArea.TextView.Services.AddService(this);
SetValue(OptionsProperty, textArea.Options);
SetValue(DocumentProperty, document);
textArea[!BackgroundProperty] = this[!BackgroundProperty];
}
#endregion
protected override void OnGotFocus(GotFocusEventArgs e)
{
base.OnGotFocus(e);
TextArea.Focus();
e.Handled = true;
}
#region Document property
/// <summary>
/// Document property.
/// </summary>
public static readonly StyledProperty<TextDocument> DocumentProperty
= TextView.DocumentProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the document displayed by the text editor.
/// This is a dependency property.
/// </summary>
public TextDocument Document
{
get => GetValue(DocumentProperty);
set => SetValue(DocumentProperty, value);
}
/// <summary>
/// Occurs when the document property has changed.
/// </summary>
public event EventHandler DocumentChanged;
/// <summary>
/// Raises the <see cref="DocumentChanged"/> event.
/// </summary>
protected virtual void OnDocumentChanged(EventArgs e)
{
DocumentChanged?.Invoke(this, e);
}
private static void OnDocumentChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnDocumentChanged((TextDocument)e.OldValue, (TextDocument)e.NewValue);
}
private void OnDocumentChanged(TextDocument oldValue, TextDocument newValue)
{
if (oldValue != null)
{
TextDocumentWeakEventManager.TextChanged.RemoveHandler(oldValue, OnTextChanged);
PropertyChangedWeakEventManager.RemoveHandler(oldValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
TextArea.Document = newValue;
if (newValue != null)
{
TextDocumentWeakEventManager.TextChanged.AddHandler(newValue, OnTextChanged);
PropertyChangedWeakEventManager.AddHandler(newValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
OnDocumentChanged(EventArgs.Empty);
OnTextChanged(EventArgs.Empty);
}
#endregion
#region Options property
/// <summary>
/// Options property.
/// </summary>
public static readonly StyledProperty<TextEditorOptions> OptionsProperty
= TextView.OptionsProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the options currently used by the text editor.
/// </summary>
public TextEditorOptions Options
{
get => GetValue(OptionsProperty);
set => SetValue(OptionsProperty, value);
}
/// <summary>
/// Occurs when a text editor option has changed.
/// </summary>
public event PropertyChangedEventHandler OptionChanged;
/// <summary>
/// Raises the <see cref="OptionChanged"/> event.
/// </summary>
protected virtual void OnOptionChanged(PropertyChangedEventArgs e)
{
OptionChanged?.Invoke(this, e);
}
private static void OnOptionsChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnOptionsChanged((TextEditorOptions)e.OldValue, (TextEditorOptions)e.NewValue);
}
private void OnOptionsChanged(TextEditorOptions oldValue, TextEditorOptions newValue)
{
if (oldValue != null)
{
PropertyChangedWeakEventManager.RemoveHandler(oldValue, OnPropertyChangedHandler);
}
TextArea.Options = newValue;
if (newValue != null)
{
PropertyChangedWeakEventManager.AddHandler(newValue, OnPropertyChangedHandler);
}
OnOptionChanged(new PropertyChangedEventArgs(null));
}
private void OnPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
OnOptionChanged(e);
}
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
{
base.OnPropertyChanged(change);
if (change.Property == WordWrapProperty)
{
if (WordWrap)
{
_horizontalScrollBarVisibilityBck = HorizontalScrollBarVisibility;
HorizontalScrollBarVisibility = ScrollBarVisibility.Disabled;
}
else
{
HorizontalScrollBarVisibility = _horizontalScrollBarVisibilityBck;
}
}
}
private void OnUndoStackPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
HandleIsOriginalChanged(e);
}
}
private void OnTextChanged(object sender, EventArgs e)
{
OnTextChanged(e);
}
#endregion
#region Text property
/// <summary>
/// Gets/Sets the text of the current document.
/// </summary>
public string Text
{
get
{
var document = Document;
return document != null ? document.Text : string.Empty;
}
set
{
var document = GetDocument();
document.Text = value ?? string.Empty;
// after replacing the full text, the caret is positioned at the end of the document
// - reset it to the beginning.
CaretOffset = 0;
document.UndoStack.ClearAll();
}
}
#endregion
#region TextArea / ScrollViewer properties
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
/// <summary>
/// Occurs when the Text property changes.
/// </summary>
public event EventHandler TextChanged;
/// <summary>
/// Gets the text area.
/// </summary>
public TextArea TextArea { get; }
/// <summary>
/// Gets the scroll viewer used by the text editor.
#endregion
#region TextArea / ScrollViewer properties
private readonly TextArea textArea;
private SearchPanel searchPanel;
private bool wasSearchPanelOpened;
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
ScrollViewer = (ScrollViewer)e.NameScope.Find("PART_ScrollViewer");
ScrollViewer.Content = TextArea;
searchPanel = SearchPanel.Install(this);
}
protected override void OnAttachedToLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnAttachedToLogicalTree(e);
if (searchPanel != null && wasSearchPanelOpened)
{
searchPanel.Open();
}
}
protected override void OnDetachedFromLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnDetachedFromLogicalTree(e);
if (searchPanel != null)
{
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
/// <summary>
/// Gets the text area.
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Gets the scroll viewer used by the text editor.
/// This property can return null if the template has not been applied / does not contain a scroll viewer.
/// </summary>
internal ScrollViewer ScrollViewer { get; private set; }
#endregion
#region Syntax highlighting
/// <summary>
/// The <see cref="SyntaxHighlighting"/> property.
/// </summary>
public static readonly StyledProperty<IHighlightingDefinition> SyntaxHighlightingProperty =
AvaloniaProperty.Register<TextEditor, IHighlightingDefinition>("SyntaxHighlighting");
/// <summary>
/// Gets/sets the syntax highlighting definition used to colorize the text.
/// </summary>
public IHighlightingDefinition SyntaxHighlighting
{
get => GetValue(SyntaxHighlightingProperty);
set => SetValue(SyntaxHighlightingProperty, value);
}
private IVisualLineTransformer _colorizer;
private static void OnSyntaxHighlightingChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnSyntaxHighlightingChanged(e.NewValue as IHighlightingDefinition);
}
private void OnSyntaxHighlightingChanged(IHighlightingDefinition newValue)
{
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
if (newValue != null)
{
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Creates the highlighting colorizer for the specified highlighting definition.
/// Allows derived classes to provide custom colorizer implementations for special highlighting definitions.
/// </summary>
/// <returns></returns>
protected virtual IVisualLineTransformer CreateColorizer(IHighlightingDefinition highlightingDefinition)
{
if (highlightingDefinition == null)
throw new ArgumentNullException(nameof(highlightingDefinition));
return new HighlightingColorizer(highlightingDefinition);
}
#endregion
#region WordWrap
/// <summary>
/// Word wrap dependency property.
/// </summary>
public static readonly StyledProperty<bool> WordWrapProperty =
AvaloniaProperty.Register<TextEditor, bool>("WordWrap");
/// <summary>
/// Specifies whether the text editor uses word wrapping.
/// </summary>
/// <remarks>
/// Setting WordWrap=true has the same effect as setting HorizontalScrollBarVisibility=Disabled and will override the
/// HorizontalScrollBarVisibility setting.
/// </remarks>
public bool WordWrap
{
get => GetValue(WordWrapProperty);
set => SetValue(WordWrapProperty, value);
}
#endregion
#region IsReadOnly
/// <summary>
/// IsReadOnly dependency property.
/// </summary>
public static readonly StyledProperty<bool> IsReadOnlyProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsReadOnly");
/// <summary>
/// Specifies whether the user can change the text editor content.
/// Setting this property will replace the
/// <see cref="Editing.TextArea.ReadOnlySectionProvider">TextArea.ReadOnlySectionProvider</see>.
/// </summary>
public bool IsReadOnly
{
get => GetValue(IsReadOnlyProperty);
set => SetValue(IsReadOnlyProperty, value);
}
private static void OnIsReadOnlyChanged(AvaloniaPropertyChangedEventArgs e)
{
if (e.Sender is TextEditor editor)
{
if ((bool)e.NewValue)
editor.TextArea.ReadOnlySectionProvider = ReadOnlySectionDocument.Instance;
else
editor.TextArea.ReadOnlySectionProvider = NoReadOnlySections.Instance;
}
}
#endregion
#region IsModified
/// <summary>
/// Dependency property for <see cref="IsModified"/>
/// </summary>
public static readonly StyledProperty<bool> IsModifiedProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsModified");
/// <summary>
/// Gets/Sets the 'modified' flag.
/// </summary>
public bool IsModified
{
get => GetValue(IsModifiedProperty);
set => SetValue(IsModifiedProperty, value);
}
private static void OnIsModifiedChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var document = editor?.Document;
if (document != null)
{
var undoStack = document.UndoStack;
if ((bool)e.NewValue)
{
if (undoStack.IsOriginalFile)
undoStack.DiscardOriginalFileMarker();
}
else
{
undoStack.MarkAsOriginalFile();
}
}
}
private void HandleIsOriginalChanged(PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
var document = Document;
if (document != null)
{
SetValue(IsModifiedProperty, (object)!document.UndoStack.IsOriginalFile);
}
}
}
#endregion
#region ShowLineNumbers
/// <summary>
/// ShowLineNumbers dependency property.
/// </summary>
public static readonly StyledProperty<bool> ShowLineNumbersProperty =
AvaloniaProperty.Register<TextEditor, bool>("ShowLineNumbers");
/// <summary>
/// Specifies whether line numbers are shown on the left to the text view.
/// </summary>
public bool ShowLineNumbers
{
get => GetValue(ShowLineNumbersProperty);
set => SetValue(ShowLineNumbersProperty, value);
}
private static void OnShowLineNumbersChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
if (editor == null) return;
var leftMargins = editor.TextArea.LeftMargins;
if ((bool)e.NewValue)
{
var lineNumbers = new LineNumberMargin();
var line = (Line)DottedLineMargin.Create();
leftMargins.Insert(0, lineNumbers);
leftMargins.Insert(1, line);
var lineNumbersForeground = new Binding("LineNumbersForeground") { Source = editor };
line.Bind(Shape.StrokeProperty, lineNumbersForeground);
lineNumbers.Bind(ForegroundProperty, lineNumbersForeground);
}
else
{
for (var i = 0; i < leftMargins.Count; i++)
{
if (leftMargins[i] is LineNumberMargin)
{
leftMargins.RemoveAt(i);
if (i < leftMargins.Count && DottedLineMargin.IsDottedLineMargin(leftMargins[i]))
{
leftMargins.RemoveAt(i);
}
break;
}
}
}
}
#endregion
#region LineNumbersForeground
/// <summary>
/// LineNumbersForeground dependency property.
/// </summary>
public static readonly StyledProperty<IBrush> LineNumbersForegroundProperty =
AvaloniaProperty.Register<TextEditor, IBrush>("LineNumbersForeground", Brushes.Gray);
/// <summary>
/// Gets/sets the Brush used for displaying the foreground color of line numbers.
/// </summary>
public IBrush LineNumbersForeground
{
get => GetValue(LineNumbersForegroundProperty);
set => SetValue(LineNumbersForegroundProperty, value);
}
private static void OnLineNumbersForegroundChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var lineNumberMargin = editor?.TextArea.LeftMargins.FirstOrDefault(margin => margin is LineNumberMargin) as LineNumberMargin;
lineNumberMargin?.SetValue(ForegroundProperty, e.NewValue);
}
private static void OnFontFamilyPropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontFamilyProperty, e.NewValue);
}
private static void OnFontSizePropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontSizeProperty, e.NewValue);
}
#endregion
#region TextBoxBase-like methods
/// <summary>
/// Appends text to the end of the document.
/// </summary>
public void AppendText(string textData)
{
var document = GetDocument();
document.Insert(document.TextLength, textData);
}
/// <summary>
/// Begins a group of document changes.
/// </summary>
public void BeginChange()
{
GetDocument().BeginUpdate();
}
/// <summary>
/// Copies the current selection to the clipboard.
/// </summary>
public void Copy()
{
if (CanCopy)
{
ApplicationCommands.Copy.Execute(null, TextArea);
}
}
/// <summary>
/// Removes the current selection and copies it to the clipboard.
/// </summary>
public void Cut()
{
if (CanCut)
{
ApplicationCommands.Cut.Execute(null, TextArea);
}
}
/// <summary>
/// Begins a group of document changes and returns an object that ends the group of document
/// changes when it is disposed.
/// </summary>
public IDisposable DeclareChangeBlock()
{
return GetDocument().RunUpdate();
}
/// <summary>
/// Removes the current selection without copying it to the clipboard.
/// </summary>
public void Delete()
{
if(CanDelete)
{
ApplicationCommands.Delete.Execute(null, TextArea);
}
}
/// <summary>
/// Ends the current group of document changes.
/// </summary>
public void EndChange()
{
GetDocument().EndUpdate();
}
/// <summary>
/// Scrolls one line down.
/// </summary>
public void LineDown()
{
//if (scrollViewer != null)
// scrollViewer.LineDown();
}
/// <summary>
/// Scrolls to the left.
/// </summary>
public void LineLeft()
{
//if (scrollViewer != null)
// scrollViewer.LineLeft();
}
/// <summary>
/// Scrolls to the right.
/// </summary>
public void LineRight()
{
//if (scrollViewer != null)
// scrollViewer.LineRight();
}
/// <summary>
/// Scrolls one line up.
/// </summary>
public void LineUp()
{
//if (scrollViewer != null)
// scrollViewer.LineUp();
}
/// <summary>
/// Scrolls one page down.
/// </summary>
public void PageDown()
{
//if (scrollViewer != null)
// scrollViewer.PageDown();
}
/// <summary>
/// Scrolls one page up.
/// </summary>
public void PageUp()
{
//if (scrollViewer != null)
// scrollViewer.PageUp();
}
/// <summary>
/// Scrolls one page left.
/// </summary>
public void PageLeft()
{
//if (scrollViewer != null)
// scrollViewer.PageLeft();
}
/// <summary>
/// Scrolls one page right.
/// </summary>
public void PageRight()
{
//if (scrollViewer != null)
// scrollViewer.PageRight();
}
/// <summary>
/// Pastes the clipboard content.
/// </summary>
public void Paste()
{
if (CanPaste)
{
ApplicationCommands.Paste.Execute(null, TextArea);
}
}
/// <summary>
/// Redoes the most recent undone command.
/// </summary>
/// <returns>True is the redo operation was successful, false is the redo stack is empty.</returns>
public bool Redo()
{
if (CanRedo)
{
ApplicationCommands.Redo.Execute(null, TextArea);
return true;
}
return false;
}
/// <summary>
/// Scrolls to the end of the document.
/// </summary>
public void ScrollToEnd()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToEnd();
}
/// <summary>
/// Scrolls to the start of the document.
/// </summary>
public void ScrollToHome()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToHome();
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToHorizontalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToHorizontalOffset(offset);
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToVerticalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToVerticalOffset(offset);
}
/// <summary>
/// Selects the entire text.
/// </summary>
public void SelectAll()
{
if (CanSelectAll)
{
ApplicationCommands.SelectAll.Execute(null, TextArea);
}
}
/// <summary>
/// Undoes the most recent command.
{
get
{
var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea?.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
return false;
}
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea?.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
}
/// <summary>
/// Gets if the most recent command can be undone.
/// </summary>
public bool CanUndo
{
get { return ApplicationCommands.Undo.CanExecute(null, TextArea); }
}
/// <summary>
{
get
{
var textArea = TextArea;
if (textArea != null)
return textArea.Caret.Offset;
return 0;
}
set
{
var textArea = TextArea;
if (textArea != null && textArea.Caret.Offset != value)
textArea.Caret.Offset = value;
}
}
{
get { return ApplicationCommands.Cut.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null)
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
return textArea.Selection.SurroundingSegment.Offset;
}
return 0;
}
set => Select(value, SelectionLength);
}
/// </summary>
public bool CanDelete
{
get { return ApplicationCommands.Delete.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null && !textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
return 0;
}
set => Select(SelectionStart, value);
}
/// Gets if text editor can activate the search panel
/// </summary>
public bool CanSearch
{
get { return searchPanel != null; }
}
/// <summary>
/// Gets the vertical size of the document.
/// </summary>
public double ExtentHeight => ScrollViewer?.Extent.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the current document region.
/// </summary>
public double ExtentWidth => ScrollViewer?.Extent.Width ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportHeight => ScrollViewer?.Viewport.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportWidth => ScrollViewer?.Viewport.Width ?? 0;
/// <summary>
/// Gets the vertical scroll position.
/// </summary>
public double VerticalOffset => ScrollViewer?.Offset.Y ?? 0;
/// <summary>
/// Gets the horizontal scroll position.
/// </summary>
public double HorizontalOffset => ScrollViewer?.Offset.X ?? 0;
#endregion
#region TextBox methods
/// <summary>
/// Gets/Sets the selected text.
/// </summary>
public string SelectedText
{
get
{
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
set
{
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
textArea.Document.Replace(offset, length, value);
// keep inserted text selected
textArea.Selection = Selection.Create(textArea, offset, offset + value.Length);
}
}
}
/// <summary>
/// Gets/sets the caret position.
/// </summary>
public int CaretOffset
{
get
{
return textArea.Caret.Offset;
}
set
{
textArea.Caret.Offset = value;
}
}
/// <summary>
/// Gets/sets the start position of the selection.
/// </summary>
public int SelectionStart
{
get
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
else
return textArea.Selection.SurroundingSegment.Offset;
}
set => Select(value, SelectionLength);
}
/// <summary>
/// Gets/sets the length of the selection.
/// </summary>
public int SelectionLength
{
get
{
if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
else
return 0;
}
set => Select(SelectionStart, value);
}
/// <summary>
/// Selects the specified text section.
/// </summary>
public void Select(int start, int length)
{
var documentLength = Document?.TextLength ?? 0;
if (start < 0 || start > documentLength)
throw new ArgumentOutOfRangeException(nameof(start), start, "Value must be between 0 and " + documentLength);
if (length < 0 || start + length > documentLength)
throw new ArgumentOutOfRangeException(nameof(length), length, "Value must be between 0 and " + (documentLength - start));
TextArea.Selection = Selection.Create(TextArea, start, start + length);
TextArea.Caret.Offset = start + length;
}
/// <summary>
/// Gets the number of lines in the document.
/// </summary>
public int LineCount
{
get
{
var document = Document;
if (document != null)
return document.LineCount;
return 1;
}
}
/// <summary>
/// Clears the text.
/// </summary>
public void Clear()
{
Text = string.Empty;
}
#endregion
#region Loading from stream
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Load(Stream stream)
{
using (var reader = FileReader.OpenStream(stream, Encoding ?? Encoding.UTF8))
{
Text = reader.ReadToEnd();
SetValue(EncodingProperty, (object)reader.CurrentEncoding);
}
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
public void Load(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO:load
//using (FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))
//{
// Load(fs);
//}
}
/// <summary>
/// Encoding dependency property.
/// </summary>
public static readonly StyledProperty<Encoding> EncodingProperty =
AvaloniaProperty.Register<TextEditor, Encoding>("Encoding");
/// <summary>
/// Gets/sets the encoding used when the file is saved.
/// </summary>
/// <remarks>
/// The <see cref="Load(Stream)"/> method autodetects the encoding of the file and sets this property accordingly.
/// The <see cref="Save(Stream)"/> method uses the encoding specified in this property.
/// </remarks>
public Encoding Encoding
{
get => GetValue(EncodingProperty);
set => SetValue(EncodingProperty, value);
}
/// <summary>
/// Saves the text to the stream.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Save(Stream stream)
{
if (stream == null)
throw new ArgumentNullException(nameof(stream));
var encoding = Encoding;
var document = Document;
var writer = encoding != null ? new StreamWriter(stream, encoding) : new StreamWriter(stream);
document?.WriteTextTo(writer);
writer.Flush();
// do not close the stream
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Saves the text to the file.
/// </summary>
public void Save(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO: save
//using (FileStream fs = new FileStream(fileName, FileMode.Create, FileAccess.Write, FileShare.None))
//{
// Save(fs);
//}
}
#endregion
#region PointerHover events
/// <summary>
/// The PreviewPointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverEvent =
TextView.PreviewPointerHoverEvent;
/// <summary>
/// the pointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverEvent =
TextView.PointerHoverEvent;
/// <summary>
/// The PreviewPointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverStoppedEvent =
TextView.PreviewPointerHoverStoppedEvent;
/// <summary>
/// the pointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverStoppedEvent =
TextView.PointerHoverStoppedEvent;
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHover
{
add => AddHandler(PreviewPointerHoverEvent, value);
remove => RemoveHandler(PreviewPointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHover
{
add => AddHandler(PointerHoverEvent, value);
remove => RemoveHandler(PointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHoverStopped
{
add => AddHandler(PreviewPointerHoverStoppedEvent, value);
remove => RemoveHandler(PreviewPointerHoverStoppedEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHoverStopped
{
add => AddHandler(PointerHoverStoppedEvent, value);
remove => RemoveHandler(PointerHoverStoppedEvent, value);
}
#endregion
#region ScrollBarVisibility
/// <summary>
/// Dependency property for <see cref="HorizontalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> HorizontalScrollBarVisibilityProperty = ScrollViewer.HorizontalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the horizontal scroll bar visibility.
/// </summary>
public ScrollBarVisibility HorizontalScrollBarVisibility
{
get => GetValue(HorizontalScrollBarVisibilityProperty);
set => SetValue(HorizontalScrollBarVisibilityProperty, value);
}
private ScrollBarVisibility _horizontalScrollBarVisibilityBck = ScrollBarVisibility.Auto;
/// <summary>
/// Dependency property for <see cref="VerticalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> VerticalScrollBarVisibilityProperty = ScrollViewer.VerticalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the vertical scroll bar visibility.
/// </summary>
public ScrollBarVisibility VerticalScrollBarVisibility
{
get => GetValue(VerticalScrollBarVisibilityProperty);
set => SetValue(VerticalScrollBarVisibilityProperty, value);
}
#endregion
object IServiceProvider.GetService(Type serviceType)
{
return TextArea.GetService(serviceType);
}
/// <summary>
/// Gets the text view position from a point inside the editor.
/// </summary>
/// <param name="point">The position, relative to top left
/// corner of TextEditor control</param>
/// <returns>The text view position, or null if the point is outside the document.</returns>
public TextViewPosition? GetPositionFromPoint(Point point)
{
if (Document == null)
return null;
var textView = TextArea.TextView;
Point tpoint = (Point)this.TranslatePoint(point + new Point(textView.ScrollOffset.X, Math.Floor(textView.ScrollOffset.Y)), textView);
return textView.GetPosition(tpoint);
}
/// <summary>
/// Scrolls to the specified line.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollToLine(int line)
{
ScrollTo(line, -1);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollTo(int line, int column)
{
const double MinimumScrollFraction = 0.3;
ScrollTo(line, column, VisualYPosition.LineMiddle,
null != ScrollViewer ? ScrollViewer.Viewport.Height / 2 : 0.0, MinimumScrollFraction);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (WPF layout must have run prior).
/// </summary>
/// <param name="line">Line to scroll to.</param>
/// <param name="column">Column to scroll to (important if wrapping is 'on', and for the horizontal scroll position).</param>
/// <param name="yPositionMode">The mode how to reference the Y position of the line.</param>
/// <param name="referencedVerticalViewPortOffset">Offset from the top of the viewport to where the referenced line/column should be positioned.</param>
/// <param name="minimumScrollFraction">The minimum vertical and/or horizontal scroll offset, expressed as fraction of the height or width of the viewport window, respectively.</param>
public void ScrollTo(int line, int column, VisualYPosition yPositionMode,
double referencedVerticalViewPortOffset, double minimumScrollFraction)
{
TextView textView = textArea.TextView;
TextDocument document = textView.Document;
if (ScrollViewer != null && document != null)
{
if (line < 1)
line = 1;
if (line > document.LineCount)
line = document.LineCount;
ILogicalScrollable scrollInfo = textView;
if (!scrollInfo.CanHorizontallyScroll)
{
// Word wrap is enabled. Ensure that we have up-to-date info about line height so that we scroll
// to the correct position.
// This avoids that the user has to repeat the ScrollTo() call several times when there are very long lines.
VisualLine vl = textView.GetOrConstructVisualLine(document.GetLineByNumber(line));
double remainingHeight = referencedVerticalViewPortOffset;
while (remainingHeight > 0)
{
DocumentLine prevLine = vl.FirstDocumentLine.PreviousLine;
if (prevLine == null)
break;
vl = textView.GetOrConstructVisualLine(prevLine);
remainingHeight -= vl.Height;
}
}
Point p = textArea.TextView.GetVisualPosition(
new TextViewPosition(line, Math.Max(1, column)),
yPositionMode);
double targetX = ScrollViewer.Offset.X;
double targetY = ScrollViewer.Offset.Y;
double verticalPos = p.Y - referencedVerticalViewPortOffset;
if (Math.Abs(verticalPos - ScrollViewer.Offset.Y) >
minimumScrollFraction * ScrollViewer.Viewport.Height)
{
targetY = Math.Max(0, verticalPos);
}
if (column > 0)
{
if (p.X > ScrollViewer.Viewport.Width - Caret.MinimumDistanceToViewBorder * 2)
{
double horizontalPos = Math.Max(0, p.X - ScrollViewer.Viewport.Width / 2);
if (Math.Abs(horizontalPos - ScrollViewer.Offset.X) >
minimumScrollFraction * ScrollViewer.Viewport.Width)
{
targetX = 0;
}
}
else
{
targetX = 0;
}
}
if (targetX != ScrollViewer.Offset.X || targetY != ScrollViewer.Offset.Y)
ScrollViewer.Offset = new Vector(targetX, targetY);
}
}
}
}
<MSG> Minor cleanup #123
https://github.com/icsharpcode/AvalonEdit/pull/123
<DFF> @@ -77,7 +77,7 @@ namespace AvaloniaEdit
protected TextEditor(TextArea textArea, TextDocument document)
{
- TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
+ this.textArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
@@ -263,7 +263,8 @@ namespace AvaloniaEdit
#endregion
#region TextArea / ScrollViewer properties
-
+ private readonly TextArea textArea;
+
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
@@ -276,7 +277,7 @@ namespace AvaloniaEdit
/// <summary>
/// Gets the text area.
/// </summary>
- public TextArea TextArea { get; }
+ public TextArea TextArea => textArea;
/// <summary>
/// Gets the scroll viewer used by the text editor.
@@ -314,7 +315,7 @@ namespace AvaloniaEdit
{
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Remove(_colorizer);
+ textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
@@ -323,7 +324,7 @@ namespace AvaloniaEdit
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Insert(0, _colorizer);
+ textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
@@ -799,10 +800,9 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
- if (textArea?.Document != null && !textArea.Selection.IsEmpty)
+ if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
@@ -811,7 +811,7 @@ namespace AvaloniaEdit
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
- if (textArea?.Document != null)
+ if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
@@ -829,16 +829,11 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- return textArea.Caret.Offset;
- return 0;
+ return textArea.Caret.Offset;
}
set
{
- var textArea = TextArea;
- if (textArea != null && textArea.Caret.Offset != value)
- textArea.Caret.Offset = value;
+ textArea.Caret.Offset = value;
}
}
@@ -849,14 +844,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- {
- if (textArea.Selection.IsEmpty)
- return textArea.Caret.Offset;
+ if (textArea.Selection.IsEmpty)
+ return textArea.Caret.Offset;
+ else
return textArea.Selection.SurroundingSegment.Offset;
- }
- return 0;
}
set => Select(value, SelectionLength);
}
@@ -868,10 +859,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null && !textArea.Selection.IsEmpty)
+ if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
- return 0;
+ else
+ return 0;
}
set => Select(SelectionStart, value);
}
| 16 | Minor cleanup #123 | 25 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067343 | <NME> TextEditor.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.ComponentModel;
using System.IO;
using System.Linq;
using System.Text;
using Avalonia;
using AvaloniaEdit.Document;
using AvaloniaEdit.Editing;
using AvaloniaEdit.Highlighting;
using AvaloniaEdit.Rendering;
using AvaloniaEdit.Utils;
using Avalonia.Controls;
using Avalonia.Controls.Primitives;
using Avalonia.Controls.Shapes;
using Avalonia.Input;
using Avalonia.Interactivity;
using Avalonia.LogicalTree;
using Avalonia.Media;
using Avalonia.Data;
using AvaloniaEdit.Search;
namespace AvaloniaEdit
{
/// <summary>
/// The text editor control.
/// Contains a scrollable TextArea.
/// </summary>
public class TextEditor : TemplatedControl, ITextEditorComponent
{
#region Constructors
static TextEditor()
{
FocusableProperty.OverrideDefaultValue<TextEditor>(true);
HorizontalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
VerticalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
OptionsProperty.Changed.Subscribe(OnOptionsChanged);
DocumentProperty.Changed.Subscribe(OnDocumentChanged);
SyntaxHighlightingProperty.Changed.Subscribe(OnSyntaxHighlightingChanged);
IsReadOnlyProperty.Changed.Subscribe(OnIsReadOnlyChanged);
IsModifiedProperty.Changed.Subscribe(OnIsModifiedChanged);
ShowLineNumbersProperty.Changed.Subscribe(OnShowLineNumbersChanged);
LineNumbersForegroundProperty.Changed.Subscribe(OnLineNumbersForegroundChanged);
FontFamilyProperty.Changed.Subscribe(OnFontFamilyPropertyChanged);
FontSizeProperty.Changed.Subscribe(OnFontSizePropertyChanged);
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
public TextEditor() : this(new TextArea())
{
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
protected TextEditor(TextArea textArea) : this(textArea, new TextDocument())
protected TextEditor(TextArea textArea, TextDocument document)
{
TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
textArea.TextView.Services.AddService(this);
SetValue(OptionsProperty, textArea.Options);
SetValue(DocumentProperty, document);
textArea[!BackgroundProperty] = this[!BackgroundProperty];
}
#endregion
protected override void OnGotFocus(GotFocusEventArgs e)
{
base.OnGotFocus(e);
TextArea.Focus();
e.Handled = true;
}
#region Document property
/// <summary>
/// Document property.
/// </summary>
public static readonly StyledProperty<TextDocument> DocumentProperty
= TextView.DocumentProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the document displayed by the text editor.
/// This is a dependency property.
/// </summary>
public TextDocument Document
{
get => GetValue(DocumentProperty);
set => SetValue(DocumentProperty, value);
}
/// <summary>
/// Occurs when the document property has changed.
/// </summary>
public event EventHandler DocumentChanged;
/// <summary>
/// Raises the <see cref="DocumentChanged"/> event.
/// </summary>
protected virtual void OnDocumentChanged(EventArgs e)
{
DocumentChanged?.Invoke(this, e);
}
private static void OnDocumentChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnDocumentChanged((TextDocument)e.OldValue, (TextDocument)e.NewValue);
}
private void OnDocumentChanged(TextDocument oldValue, TextDocument newValue)
{
if (oldValue != null)
{
TextDocumentWeakEventManager.TextChanged.RemoveHandler(oldValue, OnTextChanged);
PropertyChangedWeakEventManager.RemoveHandler(oldValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
TextArea.Document = newValue;
if (newValue != null)
{
TextDocumentWeakEventManager.TextChanged.AddHandler(newValue, OnTextChanged);
PropertyChangedWeakEventManager.AddHandler(newValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
OnDocumentChanged(EventArgs.Empty);
OnTextChanged(EventArgs.Empty);
}
#endregion
#region Options property
/// <summary>
/// Options property.
/// </summary>
public static readonly StyledProperty<TextEditorOptions> OptionsProperty
= TextView.OptionsProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the options currently used by the text editor.
/// </summary>
public TextEditorOptions Options
{
get => GetValue(OptionsProperty);
set => SetValue(OptionsProperty, value);
}
/// <summary>
/// Occurs when a text editor option has changed.
/// </summary>
public event PropertyChangedEventHandler OptionChanged;
/// <summary>
/// Raises the <see cref="OptionChanged"/> event.
/// </summary>
protected virtual void OnOptionChanged(PropertyChangedEventArgs e)
{
OptionChanged?.Invoke(this, e);
}
private static void OnOptionsChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnOptionsChanged((TextEditorOptions)e.OldValue, (TextEditorOptions)e.NewValue);
}
private void OnOptionsChanged(TextEditorOptions oldValue, TextEditorOptions newValue)
{
if (oldValue != null)
{
PropertyChangedWeakEventManager.RemoveHandler(oldValue, OnPropertyChangedHandler);
}
TextArea.Options = newValue;
if (newValue != null)
{
PropertyChangedWeakEventManager.AddHandler(newValue, OnPropertyChangedHandler);
}
OnOptionChanged(new PropertyChangedEventArgs(null));
}
private void OnPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
OnOptionChanged(e);
}
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
{
base.OnPropertyChanged(change);
if (change.Property == WordWrapProperty)
{
if (WordWrap)
{
_horizontalScrollBarVisibilityBck = HorizontalScrollBarVisibility;
HorizontalScrollBarVisibility = ScrollBarVisibility.Disabled;
}
else
{
HorizontalScrollBarVisibility = _horizontalScrollBarVisibilityBck;
}
}
}
private void OnUndoStackPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
HandleIsOriginalChanged(e);
}
}
private void OnTextChanged(object sender, EventArgs e)
{
OnTextChanged(e);
}
#endregion
#region Text property
/// <summary>
/// Gets/Sets the text of the current document.
/// </summary>
public string Text
{
get
{
var document = Document;
return document != null ? document.Text : string.Empty;
}
set
{
var document = GetDocument();
document.Text = value ?? string.Empty;
// after replacing the full text, the caret is positioned at the end of the document
// - reset it to the beginning.
CaretOffset = 0;
document.UndoStack.ClearAll();
}
}
#endregion
#region TextArea / ScrollViewer properties
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
/// <summary>
/// Occurs when the Text property changes.
/// </summary>
public event EventHandler TextChanged;
/// <summary>
/// Gets the text area.
/// </summary>
public TextArea TextArea { get; }
/// <summary>
/// Gets the scroll viewer used by the text editor.
#endregion
#region TextArea / ScrollViewer properties
private readonly TextArea textArea;
private SearchPanel searchPanel;
private bool wasSearchPanelOpened;
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
ScrollViewer = (ScrollViewer)e.NameScope.Find("PART_ScrollViewer");
ScrollViewer.Content = TextArea;
searchPanel = SearchPanel.Install(this);
}
protected override void OnAttachedToLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnAttachedToLogicalTree(e);
if (searchPanel != null && wasSearchPanelOpened)
{
searchPanel.Open();
}
}
protected override void OnDetachedFromLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnDetachedFromLogicalTree(e);
if (searchPanel != null)
{
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
/// <summary>
/// Gets the text area.
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Gets the scroll viewer used by the text editor.
/// This property can return null if the template has not been applied / does not contain a scroll viewer.
/// </summary>
internal ScrollViewer ScrollViewer { get; private set; }
#endregion
#region Syntax highlighting
/// <summary>
/// The <see cref="SyntaxHighlighting"/> property.
/// </summary>
public static readonly StyledProperty<IHighlightingDefinition> SyntaxHighlightingProperty =
AvaloniaProperty.Register<TextEditor, IHighlightingDefinition>("SyntaxHighlighting");
/// <summary>
/// Gets/sets the syntax highlighting definition used to colorize the text.
/// </summary>
public IHighlightingDefinition SyntaxHighlighting
{
get => GetValue(SyntaxHighlightingProperty);
set => SetValue(SyntaxHighlightingProperty, value);
}
private IVisualLineTransformer _colorizer;
private static void OnSyntaxHighlightingChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnSyntaxHighlightingChanged(e.NewValue as IHighlightingDefinition);
}
private void OnSyntaxHighlightingChanged(IHighlightingDefinition newValue)
{
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
if (newValue != null)
{
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Creates the highlighting colorizer for the specified highlighting definition.
/// Allows derived classes to provide custom colorizer implementations for special highlighting definitions.
/// </summary>
/// <returns></returns>
protected virtual IVisualLineTransformer CreateColorizer(IHighlightingDefinition highlightingDefinition)
{
if (highlightingDefinition == null)
throw new ArgumentNullException(nameof(highlightingDefinition));
return new HighlightingColorizer(highlightingDefinition);
}
#endregion
#region WordWrap
/// <summary>
/// Word wrap dependency property.
/// </summary>
public static readonly StyledProperty<bool> WordWrapProperty =
AvaloniaProperty.Register<TextEditor, bool>("WordWrap");
/// <summary>
/// Specifies whether the text editor uses word wrapping.
/// </summary>
/// <remarks>
/// Setting WordWrap=true has the same effect as setting HorizontalScrollBarVisibility=Disabled and will override the
/// HorizontalScrollBarVisibility setting.
/// </remarks>
public bool WordWrap
{
get => GetValue(WordWrapProperty);
set => SetValue(WordWrapProperty, value);
}
#endregion
#region IsReadOnly
/// <summary>
/// IsReadOnly dependency property.
/// </summary>
public static readonly StyledProperty<bool> IsReadOnlyProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsReadOnly");
/// <summary>
/// Specifies whether the user can change the text editor content.
/// Setting this property will replace the
/// <see cref="Editing.TextArea.ReadOnlySectionProvider">TextArea.ReadOnlySectionProvider</see>.
/// </summary>
public bool IsReadOnly
{
get => GetValue(IsReadOnlyProperty);
set => SetValue(IsReadOnlyProperty, value);
}
private static void OnIsReadOnlyChanged(AvaloniaPropertyChangedEventArgs e)
{
if (e.Sender is TextEditor editor)
{
if ((bool)e.NewValue)
editor.TextArea.ReadOnlySectionProvider = ReadOnlySectionDocument.Instance;
else
editor.TextArea.ReadOnlySectionProvider = NoReadOnlySections.Instance;
}
}
#endregion
#region IsModified
/// <summary>
/// Dependency property for <see cref="IsModified"/>
/// </summary>
public static readonly StyledProperty<bool> IsModifiedProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsModified");
/// <summary>
/// Gets/Sets the 'modified' flag.
/// </summary>
public bool IsModified
{
get => GetValue(IsModifiedProperty);
set => SetValue(IsModifiedProperty, value);
}
private static void OnIsModifiedChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var document = editor?.Document;
if (document != null)
{
var undoStack = document.UndoStack;
if ((bool)e.NewValue)
{
if (undoStack.IsOriginalFile)
undoStack.DiscardOriginalFileMarker();
}
else
{
undoStack.MarkAsOriginalFile();
}
}
}
private void HandleIsOriginalChanged(PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
var document = Document;
if (document != null)
{
SetValue(IsModifiedProperty, (object)!document.UndoStack.IsOriginalFile);
}
}
}
#endregion
#region ShowLineNumbers
/// <summary>
/// ShowLineNumbers dependency property.
/// </summary>
public static readonly StyledProperty<bool> ShowLineNumbersProperty =
AvaloniaProperty.Register<TextEditor, bool>("ShowLineNumbers");
/// <summary>
/// Specifies whether line numbers are shown on the left to the text view.
/// </summary>
public bool ShowLineNumbers
{
get => GetValue(ShowLineNumbersProperty);
set => SetValue(ShowLineNumbersProperty, value);
}
private static void OnShowLineNumbersChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
if (editor == null) return;
var leftMargins = editor.TextArea.LeftMargins;
if ((bool)e.NewValue)
{
var lineNumbers = new LineNumberMargin();
var line = (Line)DottedLineMargin.Create();
leftMargins.Insert(0, lineNumbers);
leftMargins.Insert(1, line);
var lineNumbersForeground = new Binding("LineNumbersForeground") { Source = editor };
line.Bind(Shape.StrokeProperty, lineNumbersForeground);
lineNumbers.Bind(ForegroundProperty, lineNumbersForeground);
}
else
{
for (var i = 0; i < leftMargins.Count; i++)
{
if (leftMargins[i] is LineNumberMargin)
{
leftMargins.RemoveAt(i);
if (i < leftMargins.Count && DottedLineMargin.IsDottedLineMargin(leftMargins[i]))
{
leftMargins.RemoveAt(i);
}
break;
}
}
}
}
#endregion
#region LineNumbersForeground
/// <summary>
/// LineNumbersForeground dependency property.
/// </summary>
public static readonly StyledProperty<IBrush> LineNumbersForegroundProperty =
AvaloniaProperty.Register<TextEditor, IBrush>("LineNumbersForeground", Brushes.Gray);
/// <summary>
/// Gets/sets the Brush used for displaying the foreground color of line numbers.
/// </summary>
public IBrush LineNumbersForeground
{
get => GetValue(LineNumbersForegroundProperty);
set => SetValue(LineNumbersForegroundProperty, value);
}
private static void OnLineNumbersForegroundChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var lineNumberMargin = editor?.TextArea.LeftMargins.FirstOrDefault(margin => margin is LineNumberMargin) as LineNumberMargin;
lineNumberMargin?.SetValue(ForegroundProperty, e.NewValue);
}
private static void OnFontFamilyPropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontFamilyProperty, e.NewValue);
}
private static void OnFontSizePropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontSizeProperty, e.NewValue);
}
#endregion
#region TextBoxBase-like methods
/// <summary>
/// Appends text to the end of the document.
/// </summary>
public void AppendText(string textData)
{
var document = GetDocument();
document.Insert(document.TextLength, textData);
}
/// <summary>
/// Begins a group of document changes.
/// </summary>
public void BeginChange()
{
GetDocument().BeginUpdate();
}
/// <summary>
/// Copies the current selection to the clipboard.
/// </summary>
public void Copy()
{
if (CanCopy)
{
ApplicationCommands.Copy.Execute(null, TextArea);
}
}
/// <summary>
/// Removes the current selection and copies it to the clipboard.
/// </summary>
public void Cut()
{
if (CanCut)
{
ApplicationCommands.Cut.Execute(null, TextArea);
}
}
/// <summary>
/// Begins a group of document changes and returns an object that ends the group of document
/// changes when it is disposed.
/// </summary>
public IDisposable DeclareChangeBlock()
{
return GetDocument().RunUpdate();
}
/// <summary>
/// Removes the current selection without copying it to the clipboard.
/// </summary>
public void Delete()
{
if(CanDelete)
{
ApplicationCommands.Delete.Execute(null, TextArea);
}
}
/// <summary>
/// Ends the current group of document changes.
/// </summary>
public void EndChange()
{
GetDocument().EndUpdate();
}
/// <summary>
/// Scrolls one line down.
/// </summary>
public void LineDown()
{
//if (scrollViewer != null)
// scrollViewer.LineDown();
}
/// <summary>
/// Scrolls to the left.
/// </summary>
public void LineLeft()
{
//if (scrollViewer != null)
// scrollViewer.LineLeft();
}
/// <summary>
/// Scrolls to the right.
/// </summary>
public void LineRight()
{
//if (scrollViewer != null)
// scrollViewer.LineRight();
}
/// <summary>
/// Scrolls one line up.
/// </summary>
public void LineUp()
{
//if (scrollViewer != null)
// scrollViewer.LineUp();
}
/// <summary>
/// Scrolls one page down.
/// </summary>
public void PageDown()
{
//if (scrollViewer != null)
// scrollViewer.PageDown();
}
/// <summary>
/// Scrolls one page up.
/// </summary>
public void PageUp()
{
//if (scrollViewer != null)
// scrollViewer.PageUp();
}
/// <summary>
/// Scrolls one page left.
/// </summary>
public void PageLeft()
{
//if (scrollViewer != null)
// scrollViewer.PageLeft();
}
/// <summary>
/// Scrolls one page right.
/// </summary>
public void PageRight()
{
//if (scrollViewer != null)
// scrollViewer.PageRight();
}
/// <summary>
/// Pastes the clipboard content.
/// </summary>
public void Paste()
{
if (CanPaste)
{
ApplicationCommands.Paste.Execute(null, TextArea);
}
}
/// <summary>
/// Redoes the most recent undone command.
/// </summary>
/// <returns>True is the redo operation was successful, false is the redo stack is empty.</returns>
public bool Redo()
{
if (CanRedo)
{
ApplicationCommands.Redo.Execute(null, TextArea);
return true;
}
return false;
}
/// <summary>
/// Scrolls to the end of the document.
/// </summary>
public void ScrollToEnd()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToEnd();
}
/// <summary>
/// Scrolls to the start of the document.
/// </summary>
public void ScrollToHome()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToHome();
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToHorizontalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToHorizontalOffset(offset);
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToVerticalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToVerticalOffset(offset);
}
/// <summary>
/// Selects the entire text.
/// </summary>
public void SelectAll()
{
if (CanSelectAll)
{
ApplicationCommands.SelectAll.Execute(null, TextArea);
}
}
/// <summary>
/// Undoes the most recent command.
{
get
{
var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea?.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
return false;
}
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea?.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
}
/// <summary>
/// Gets if the most recent command can be undone.
/// </summary>
public bool CanUndo
{
get { return ApplicationCommands.Undo.CanExecute(null, TextArea); }
}
/// <summary>
{
get
{
var textArea = TextArea;
if (textArea != null)
return textArea.Caret.Offset;
return 0;
}
set
{
var textArea = TextArea;
if (textArea != null && textArea.Caret.Offset != value)
textArea.Caret.Offset = value;
}
}
{
get { return ApplicationCommands.Cut.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null)
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
return textArea.Selection.SurroundingSegment.Offset;
}
return 0;
}
set => Select(value, SelectionLength);
}
/// </summary>
public bool CanDelete
{
get { return ApplicationCommands.Delete.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null && !textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
return 0;
}
set => Select(SelectionStart, value);
}
/// Gets if text editor can activate the search panel
/// </summary>
public bool CanSearch
{
get { return searchPanel != null; }
}
/// <summary>
/// Gets the vertical size of the document.
/// </summary>
public double ExtentHeight => ScrollViewer?.Extent.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the current document region.
/// </summary>
public double ExtentWidth => ScrollViewer?.Extent.Width ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportHeight => ScrollViewer?.Viewport.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportWidth => ScrollViewer?.Viewport.Width ?? 0;
/// <summary>
/// Gets the vertical scroll position.
/// </summary>
public double VerticalOffset => ScrollViewer?.Offset.Y ?? 0;
/// <summary>
/// Gets the horizontal scroll position.
/// </summary>
public double HorizontalOffset => ScrollViewer?.Offset.X ?? 0;
#endregion
#region TextBox methods
/// <summary>
/// Gets/Sets the selected text.
/// </summary>
public string SelectedText
{
get
{
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
set
{
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
textArea.Document.Replace(offset, length, value);
// keep inserted text selected
textArea.Selection = Selection.Create(textArea, offset, offset + value.Length);
}
}
}
/// <summary>
/// Gets/sets the caret position.
/// </summary>
public int CaretOffset
{
get
{
return textArea.Caret.Offset;
}
set
{
textArea.Caret.Offset = value;
}
}
/// <summary>
/// Gets/sets the start position of the selection.
/// </summary>
public int SelectionStart
{
get
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
else
return textArea.Selection.SurroundingSegment.Offset;
}
set => Select(value, SelectionLength);
}
/// <summary>
/// Gets/sets the length of the selection.
/// </summary>
public int SelectionLength
{
get
{
if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
else
return 0;
}
set => Select(SelectionStart, value);
}
/// <summary>
/// Selects the specified text section.
/// </summary>
public void Select(int start, int length)
{
var documentLength = Document?.TextLength ?? 0;
if (start < 0 || start > documentLength)
throw new ArgumentOutOfRangeException(nameof(start), start, "Value must be between 0 and " + documentLength);
if (length < 0 || start + length > documentLength)
throw new ArgumentOutOfRangeException(nameof(length), length, "Value must be between 0 and " + (documentLength - start));
TextArea.Selection = Selection.Create(TextArea, start, start + length);
TextArea.Caret.Offset = start + length;
}
/// <summary>
/// Gets the number of lines in the document.
/// </summary>
public int LineCount
{
get
{
var document = Document;
if (document != null)
return document.LineCount;
return 1;
}
}
/// <summary>
/// Clears the text.
/// </summary>
public void Clear()
{
Text = string.Empty;
}
#endregion
#region Loading from stream
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Load(Stream stream)
{
using (var reader = FileReader.OpenStream(stream, Encoding ?? Encoding.UTF8))
{
Text = reader.ReadToEnd();
SetValue(EncodingProperty, (object)reader.CurrentEncoding);
}
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
public void Load(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO:load
//using (FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))
//{
// Load(fs);
//}
}
/// <summary>
/// Encoding dependency property.
/// </summary>
public static readonly StyledProperty<Encoding> EncodingProperty =
AvaloniaProperty.Register<TextEditor, Encoding>("Encoding");
/// <summary>
/// Gets/sets the encoding used when the file is saved.
/// </summary>
/// <remarks>
/// The <see cref="Load(Stream)"/> method autodetects the encoding of the file and sets this property accordingly.
/// The <see cref="Save(Stream)"/> method uses the encoding specified in this property.
/// </remarks>
public Encoding Encoding
{
get => GetValue(EncodingProperty);
set => SetValue(EncodingProperty, value);
}
/// <summary>
/// Saves the text to the stream.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Save(Stream stream)
{
if (stream == null)
throw new ArgumentNullException(nameof(stream));
var encoding = Encoding;
var document = Document;
var writer = encoding != null ? new StreamWriter(stream, encoding) : new StreamWriter(stream);
document?.WriteTextTo(writer);
writer.Flush();
// do not close the stream
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Saves the text to the file.
/// </summary>
public void Save(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO: save
//using (FileStream fs = new FileStream(fileName, FileMode.Create, FileAccess.Write, FileShare.None))
//{
// Save(fs);
//}
}
#endregion
#region PointerHover events
/// <summary>
/// The PreviewPointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverEvent =
TextView.PreviewPointerHoverEvent;
/// <summary>
/// the pointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverEvent =
TextView.PointerHoverEvent;
/// <summary>
/// The PreviewPointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverStoppedEvent =
TextView.PreviewPointerHoverStoppedEvent;
/// <summary>
/// the pointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverStoppedEvent =
TextView.PointerHoverStoppedEvent;
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHover
{
add => AddHandler(PreviewPointerHoverEvent, value);
remove => RemoveHandler(PreviewPointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHover
{
add => AddHandler(PointerHoverEvent, value);
remove => RemoveHandler(PointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHoverStopped
{
add => AddHandler(PreviewPointerHoverStoppedEvent, value);
remove => RemoveHandler(PreviewPointerHoverStoppedEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHoverStopped
{
add => AddHandler(PointerHoverStoppedEvent, value);
remove => RemoveHandler(PointerHoverStoppedEvent, value);
}
#endregion
#region ScrollBarVisibility
/// <summary>
/// Dependency property for <see cref="HorizontalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> HorizontalScrollBarVisibilityProperty = ScrollViewer.HorizontalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the horizontal scroll bar visibility.
/// </summary>
public ScrollBarVisibility HorizontalScrollBarVisibility
{
get => GetValue(HorizontalScrollBarVisibilityProperty);
set => SetValue(HorizontalScrollBarVisibilityProperty, value);
}
private ScrollBarVisibility _horizontalScrollBarVisibilityBck = ScrollBarVisibility.Auto;
/// <summary>
/// Dependency property for <see cref="VerticalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> VerticalScrollBarVisibilityProperty = ScrollViewer.VerticalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the vertical scroll bar visibility.
/// </summary>
public ScrollBarVisibility VerticalScrollBarVisibility
{
get => GetValue(VerticalScrollBarVisibilityProperty);
set => SetValue(VerticalScrollBarVisibilityProperty, value);
}
#endregion
object IServiceProvider.GetService(Type serviceType)
{
return TextArea.GetService(serviceType);
}
/// <summary>
/// Gets the text view position from a point inside the editor.
/// </summary>
/// <param name="point">The position, relative to top left
/// corner of TextEditor control</param>
/// <returns>The text view position, or null if the point is outside the document.</returns>
public TextViewPosition? GetPositionFromPoint(Point point)
{
if (Document == null)
return null;
var textView = TextArea.TextView;
Point tpoint = (Point)this.TranslatePoint(point + new Point(textView.ScrollOffset.X, Math.Floor(textView.ScrollOffset.Y)), textView);
return textView.GetPosition(tpoint);
}
/// <summary>
/// Scrolls to the specified line.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollToLine(int line)
{
ScrollTo(line, -1);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollTo(int line, int column)
{
const double MinimumScrollFraction = 0.3;
ScrollTo(line, column, VisualYPosition.LineMiddle,
null != ScrollViewer ? ScrollViewer.Viewport.Height / 2 : 0.0, MinimumScrollFraction);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (WPF layout must have run prior).
/// </summary>
/// <param name="line">Line to scroll to.</param>
/// <param name="column">Column to scroll to (important if wrapping is 'on', and for the horizontal scroll position).</param>
/// <param name="yPositionMode">The mode how to reference the Y position of the line.</param>
/// <param name="referencedVerticalViewPortOffset">Offset from the top of the viewport to where the referenced line/column should be positioned.</param>
/// <param name="minimumScrollFraction">The minimum vertical and/or horizontal scroll offset, expressed as fraction of the height or width of the viewport window, respectively.</param>
public void ScrollTo(int line, int column, VisualYPosition yPositionMode,
double referencedVerticalViewPortOffset, double minimumScrollFraction)
{
TextView textView = textArea.TextView;
TextDocument document = textView.Document;
if (ScrollViewer != null && document != null)
{
if (line < 1)
line = 1;
if (line > document.LineCount)
line = document.LineCount;
ILogicalScrollable scrollInfo = textView;
if (!scrollInfo.CanHorizontallyScroll)
{
// Word wrap is enabled. Ensure that we have up-to-date info about line height so that we scroll
// to the correct position.
// This avoids that the user has to repeat the ScrollTo() call several times when there are very long lines.
VisualLine vl = textView.GetOrConstructVisualLine(document.GetLineByNumber(line));
double remainingHeight = referencedVerticalViewPortOffset;
while (remainingHeight > 0)
{
DocumentLine prevLine = vl.FirstDocumentLine.PreviousLine;
if (prevLine == null)
break;
vl = textView.GetOrConstructVisualLine(prevLine);
remainingHeight -= vl.Height;
}
}
Point p = textArea.TextView.GetVisualPosition(
new TextViewPosition(line, Math.Max(1, column)),
yPositionMode);
double targetX = ScrollViewer.Offset.X;
double targetY = ScrollViewer.Offset.Y;
double verticalPos = p.Y - referencedVerticalViewPortOffset;
if (Math.Abs(verticalPos - ScrollViewer.Offset.Y) >
minimumScrollFraction * ScrollViewer.Viewport.Height)
{
targetY = Math.Max(0, verticalPos);
}
if (column > 0)
{
if (p.X > ScrollViewer.Viewport.Width - Caret.MinimumDistanceToViewBorder * 2)
{
double horizontalPos = Math.Max(0, p.X - ScrollViewer.Viewport.Width / 2);
if (Math.Abs(horizontalPos - ScrollViewer.Offset.X) >
minimumScrollFraction * ScrollViewer.Viewport.Width)
{
targetX = 0;
}
}
else
{
targetX = 0;
}
}
if (targetX != ScrollViewer.Offset.X || targetY != ScrollViewer.Offset.Y)
ScrollViewer.Offset = new Vector(targetX, targetY);
}
}
}
}
<MSG> Minor cleanup #123
https://github.com/icsharpcode/AvalonEdit/pull/123
<DFF> @@ -77,7 +77,7 @@ namespace AvaloniaEdit
protected TextEditor(TextArea textArea, TextDocument document)
{
- TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
+ this.textArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
@@ -263,7 +263,8 @@ namespace AvaloniaEdit
#endregion
#region TextArea / ScrollViewer properties
-
+ private readonly TextArea textArea;
+
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
@@ -276,7 +277,7 @@ namespace AvaloniaEdit
/// <summary>
/// Gets the text area.
/// </summary>
- public TextArea TextArea { get; }
+ public TextArea TextArea => textArea;
/// <summary>
/// Gets the scroll viewer used by the text editor.
@@ -314,7 +315,7 @@ namespace AvaloniaEdit
{
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Remove(_colorizer);
+ textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
@@ -323,7 +324,7 @@ namespace AvaloniaEdit
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Insert(0, _colorizer);
+ textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
@@ -799,10 +800,9 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
- if (textArea?.Document != null && !textArea.Selection.IsEmpty)
+ if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
@@ -811,7 +811,7 @@ namespace AvaloniaEdit
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
- if (textArea?.Document != null)
+ if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
@@ -829,16 +829,11 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- return textArea.Caret.Offset;
- return 0;
+ return textArea.Caret.Offset;
}
set
{
- var textArea = TextArea;
- if (textArea != null && textArea.Caret.Offset != value)
- textArea.Caret.Offset = value;
+ textArea.Caret.Offset = value;
}
}
@@ -849,14 +844,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- {
- if (textArea.Selection.IsEmpty)
- return textArea.Caret.Offset;
+ if (textArea.Selection.IsEmpty)
+ return textArea.Caret.Offset;
+ else
return textArea.Selection.SurroundingSegment.Offset;
- }
- return 0;
}
set => Select(value, SelectionLength);
}
@@ -868,10 +859,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null && !textArea.Selection.IsEmpty)
+ if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
- return 0;
+ else
+ return 0;
}
set => Select(SelectionStart, value);
}
| 16 | Minor cleanup #123 | 25 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067344 | <NME> TextEditor.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.ComponentModel;
using System.IO;
using System.Linq;
using System.Text;
using Avalonia;
using AvaloniaEdit.Document;
using AvaloniaEdit.Editing;
using AvaloniaEdit.Highlighting;
using AvaloniaEdit.Rendering;
using AvaloniaEdit.Utils;
using Avalonia.Controls;
using Avalonia.Controls.Primitives;
using Avalonia.Controls.Shapes;
using Avalonia.Input;
using Avalonia.Interactivity;
using Avalonia.LogicalTree;
using Avalonia.Media;
using Avalonia.Data;
using AvaloniaEdit.Search;
namespace AvaloniaEdit
{
/// <summary>
/// The text editor control.
/// Contains a scrollable TextArea.
/// </summary>
public class TextEditor : TemplatedControl, ITextEditorComponent
{
#region Constructors
static TextEditor()
{
FocusableProperty.OverrideDefaultValue<TextEditor>(true);
HorizontalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
VerticalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
OptionsProperty.Changed.Subscribe(OnOptionsChanged);
DocumentProperty.Changed.Subscribe(OnDocumentChanged);
SyntaxHighlightingProperty.Changed.Subscribe(OnSyntaxHighlightingChanged);
IsReadOnlyProperty.Changed.Subscribe(OnIsReadOnlyChanged);
IsModifiedProperty.Changed.Subscribe(OnIsModifiedChanged);
ShowLineNumbersProperty.Changed.Subscribe(OnShowLineNumbersChanged);
LineNumbersForegroundProperty.Changed.Subscribe(OnLineNumbersForegroundChanged);
FontFamilyProperty.Changed.Subscribe(OnFontFamilyPropertyChanged);
FontSizeProperty.Changed.Subscribe(OnFontSizePropertyChanged);
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
public TextEditor() : this(new TextArea())
{
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
protected TextEditor(TextArea textArea) : this(textArea, new TextDocument())
protected TextEditor(TextArea textArea, TextDocument document)
{
TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
textArea.TextView.Services.AddService(this);
SetValue(OptionsProperty, textArea.Options);
SetValue(DocumentProperty, document);
textArea[!BackgroundProperty] = this[!BackgroundProperty];
}
#endregion
protected override void OnGotFocus(GotFocusEventArgs e)
{
base.OnGotFocus(e);
TextArea.Focus();
e.Handled = true;
}
#region Document property
/// <summary>
/// Document property.
/// </summary>
public static readonly StyledProperty<TextDocument> DocumentProperty
= TextView.DocumentProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the document displayed by the text editor.
/// This is a dependency property.
/// </summary>
public TextDocument Document
{
get => GetValue(DocumentProperty);
set => SetValue(DocumentProperty, value);
}
/// <summary>
/// Occurs when the document property has changed.
/// </summary>
public event EventHandler DocumentChanged;
/// <summary>
/// Raises the <see cref="DocumentChanged"/> event.
/// </summary>
protected virtual void OnDocumentChanged(EventArgs e)
{
DocumentChanged?.Invoke(this, e);
}
private static void OnDocumentChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnDocumentChanged((TextDocument)e.OldValue, (TextDocument)e.NewValue);
}
private void OnDocumentChanged(TextDocument oldValue, TextDocument newValue)
{
if (oldValue != null)
{
TextDocumentWeakEventManager.TextChanged.RemoveHandler(oldValue, OnTextChanged);
PropertyChangedWeakEventManager.RemoveHandler(oldValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
TextArea.Document = newValue;
if (newValue != null)
{
TextDocumentWeakEventManager.TextChanged.AddHandler(newValue, OnTextChanged);
PropertyChangedWeakEventManager.AddHandler(newValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
OnDocumentChanged(EventArgs.Empty);
OnTextChanged(EventArgs.Empty);
}
#endregion
#region Options property
/// <summary>
/// Options property.
/// </summary>
public static readonly StyledProperty<TextEditorOptions> OptionsProperty
= TextView.OptionsProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the options currently used by the text editor.
/// </summary>
public TextEditorOptions Options
{
get => GetValue(OptionsProperty);
set => SetValue(OptionsProperty, value);
}
/// <summary>
/// Occurs when a text editor option has changed.
/// </summary>
public event PropertyChangedEventHandler OptionChanged;
/// <summary>
/// Raises the <see cref="OptionChanged"/> event.
/// </summary>
protected virtual void OnOptionChanged(PropertyChangedEventArgs e)
{
OptionChanged?.Invoke(this, e);
}
private static void OnOptionsChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnOptionsChanged((TextEditorOptions)e.OldValue, (TextEditorOptions)e.NewValue);
}
private void OnOptionsChanged(TextEditorOptions oldValue, TextEditorOptions newValue)
{
if (oldValue != null)
{
PropertyChangedWeakEventManager.RemoveHandler(oldValue, OnPropertyChangedHandler);
}
TextArea.Options = newValue;
if (newValue != null)
{
PropertyChangedWeakEventManager.AddHandler(newValue, OnPropertyChangedHandler);
}
OnOptionChanged(new PropertyChangedEventArgs(null));
}
private void OnPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
OnOptionChanged(e);
}
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
{
base.OnPropertyChanged(change);
if (change.Property == WordWrapProperty)
{
if (WordWrap)
{
_horizontalScrollBarVisibilityBck = HorizontalScrollBarVisibility;
HorizontalScrollBarVisibility = ScrollBarVisibility.Disabled;
}
else
{
HorizontalScrollBarVisibility = _horizontalScrollBarVisibilityBck;
}
}
}
private void OnUndoStackPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
HandleIsOriginalChanged(e);
}
}
private void OnTextChanged(object sender, EventArgs e)
{
OnTextChanged(e);
}
#endregion
#region Text property
/// <summary>
/// Gets/Sets the text of the current document.
/// </summary>
public string Text
{
get
{
var document = Document;
return document != null ? document.Text : string.Empty;
}
set
{
var document = GetDocument();
document.Text = value ?? string.Empty;
// after replacing the full text, the caret is positioned at the end of the document
// - reset it to the beginning.
CaretOffset = 0;
document.UndoStack.ClearAll();
}
}
#endregion
#region TextArea / ScrollViewer properties
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
/// <summary>
/// Occurs when the Text property changes.
/// </summary>
public event EventHandler TextChanged;
/// <summary>
/// Gets the text area.
/// </summary>
public TextArea TextArea { get; }
/// <summary>
/// Gets the scroll viewer used by the text editor.
#endregion
#region TextArea / ScrollViewer properties
private readonly TextArea textArea;
private SearchPanel searchPanel;
private bool wasSearchPanelOpened;
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
ScrollViewer = (ScrollViewer)e.NameScope.Find("PART_ScrollViewer");
ScrollViewer.Content = TextArea;
searchPanel = SearchPanel.Install(this);
}
protected override void OnAttachedToLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnAttachedToLogicalTree(e);
if (searchPanel != null && wasSearchPanelOpened)
{
searchPanel.Open();
}
}
protected override void OnDetachedFromLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnDetachedFromLogicalTree(e);
if (searchPanel != null)
{
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
/// <summary>
/// Gets the text area.
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Gets the scroll viewer used by the text editor.
/// This property can return null if the template has not been applied / does not contain a scroll viewer.
/// </summary>
internal ScrollViewer ScrollViewer { get; private set; }
#endregion
#region Syntax highlighting
/// <summary>
/// The <see cref="SyntaxHighlighting"/> property.
/// </summary>
public static readonly StyledProperty<IHighlightingDefinition> SyntaxHighlightingProperty =
AvaloniaProperty.Register<TextEditor, IHighlightingDefinition>("SyntaxHighlighting");
/// <summary>
/// Gets/sets the syntax highlighting definition used to colorize the text.
/// </summary>
public IHighlightingDefinition SyntaxHighlighting
{
get => GetValue(SyntaxHighlightingProperty);
set => SetValue(SyntaxHighlightingProperty, value);
}
private IVisualLineTransformer _colorizer;
private static void OnSyntaxHighlightingChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnSyntaxHighlightingChanged(e.NewValue as IHighlightingDefinition);
}
private void OnSyntaxHighlightingChanged(IHighlightingDefinition newValue)
{
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
if (newValue != null)
{
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Creates the highlighting colorizer for the specified highlighting definition.
/// Allows derived classes to provide custom colorizer implementations for special highlighting definitions.
/// </summary>
/// <returns></returns>
protected virtual IVisualLineTransformer CreateColorizer(IHighlightingDefinition highlightingDefinition)
{
if (highlightingDefinition == null)
throw new ArgumentNullException(nameof(highlightingDefinition));
return new HighlightingColorizer(highlightingDefinition);
}
#endregion
#region WordWrap
/// <summary>
/// Word wrap dependency property.
/// </summary>
public static readonly StyledProperty<bool> WordWrapProperty =
AvaloniaProperty.Register<TextEditor, bool>("WordWrap");
/// <summary>
/// Specifies whether the text editor uses word wrapping.
/// </summary>
/// <remarks>
/// Setting WordWrap=true has the same effect as setting HorizontalScrollBarVisibility=Disabled and will override the
/// HorizontalScrollBarVisibility setting.
/// </remarks>
public bool WordWrap
{
get => GetValue(WordWrapProperty);
set => SetValue(WordWrapProperty, value);
}
#endregion
#region IsReadOnly
/// <summary>
/// IsReadOnly dependency property.
/// </summary>
public static readonly StyledProperty<bool> IsReadOnlyProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsReadOnly");
/// <summary>
/// Specifies whether the user can change the text editor content.
/// Setting this property will replace the
/// <see cref="Editing.TextArea.ReadOnlySectionProvider">TextArea.ReadOnlySectionProvider</see>.
/// </summary>
public bool IsReadOnly
{
get => GetValue(IsReadOnlyProperty);
set => SetValue(IsReadOnlyProperty, value);
}
private static void OnIsReadOnlyChanged(AvaloniaPropertyChangedEventArgs e)
{
if (e.Sender is TextEditor editor)
{
if ((bool)e.NewValue)
editor.TextArea.ReadOnlySectionProvider = ReadOnlySectionDocument.Instance;
else
editor.TextArea.ReadOnlySectionProvider = NoReadOnlySections.Instance;
}
}
#endregion
#region IsModified
/// <summary>
/// Dependency property for <see cref="IsModified"/>
/// </summary>
public static readonly StyledProperty<bool> IsModifiedProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsModified");
/// <summary>
/// Gets/Sets the 'modified' flag.
/// </summary>
public bool IsModified
{
get => GetValue(IsModifiedProperty);
set => SetValue(IsModifiedProperty, value);
}
private static void OnIsModifiedChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var document = editor?.Document;
if (document != null)
{
var undoStack = document.UndoStack;
if ((bool)e.NewValue)
{
if (undoStack.IsOriginalFile)
undoStack.DiscardOriginalFileMarker();
}
else
{
undoStack.MarkAsOriginalFile();
}
}
}
private void HandleIsOriginalChanged(PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
var document = Document;
if (document != null)
{
SetValue(IsModifiedProperty, (object)!document.UndoStack.IsOriginalFile);
}
}
}
#endregion
#region ShowLineNumbers
/// <summary>
/// ShowLineNumbers dependency property.
/// </summary>
public static readonly StyledProperty<bool> ShowLineNumbersProperty =
AvaloniaProperty.Register<TextEditor, bool>("ShowLineNumbers");
/// <summary>
/// Specifies whether line numbers are shown on the left to the text view.
/// </summary>
public bool ShowLineNumbers
{
get => GetValue(ShowLineNumbersProperty);
set => SetValue(ShowLineNumbersProperty, value);
}
private static void OnShowLineNumbersChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
if (editor == null) return;
var leftMargins = editor.TextArea.LeftMargins;
if ((bool)e.NewValue)
{
var lineNumbers = new LineNumberMargin();
var line = (Line)DottedLineMargin.Create();
leftMargins.Insert(0, lineNumbers);
leftMargins.Insert(1, line);
var lineNumbersForeground = new Binding("LineNumbersForeground") { Source = editor };
line.Bind(Shape.StrokeProperty, lineNumbersForeground);
lineNumbers.Bind(ForegroundProperty, lineNumbersForeground);
}
else
{
for (var i = 0; i < leftMargins.Count; i++)
{
if (leftMargins[i] is LineNumberMargin)
{
leftMargins.RemoveAt(i);
if (i < leftMargins.Count && DottedLineMargin.IsDottedLineMargin(leftMargins[i]))
{
leftMargins.RemoveAt(i);
}
break;
}
}
}
}
#endregion
#region LineNumbersForeground
/// <summary>
/// LineNumbersForeground dependency property.
/// </summary>
public static readonly StyledProperty<IBrush> LineNumbersForegroundProperty =
AvaloniaProperty.Register<TextEditor, IBrush>("LineNumbersForeground", Brushes.Gray);
/// <summary>
/// Gets/sets the Brush used for displaying the foreground color of line numbers.
/// </summary>
public IBrush LineNumbersForeground
{
get => GetValue(LineNumbersForegroundProperty);
set => SetValue(LineNumbersForegroundProperty, value);
}
private static void OnLineNumbersForegroundChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var lineNumberMargin = editor?.TextArea.LeftMargins.FirstOrDefault(margin => margin is LineNumberMargin) as LineNumberMargin;
lineNumberMargin?.SetValue(ForegroundProperty, e.NewValue);
}
private static void OnFontFamilyPropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontFamilyProperty, e.NewValue);
}
private static void OnFontSizePropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontSizeProperty, e.NewValue);
}
#endregion
#region TextBoxBase-like methods
/// <summary>
/// Appends text to the end of the document.
/// </summary>
public void AppendText(string textData)
{
var document = GetDocument();
document.Insert(document.TextLength, textData);
}
/// <summary>
/// Begins a group of document changes.
/// </summary>
public void BeginChange()
{
GetDocument().BeginUpdate();
}
/// <summary>
/// Copies the current selection to the clipboard.
/// </summary>
public void Copy()
{
if (CanCopy)
{
ApplicationCommands.Copy.Execute(null, TextArea);
}
}
/// <summary>
/// Removes the current selection and copies it to the clipboard.
/// </summary>
public void Cut()
{
if (CanCut)
{
ApplicationCommands.Cut.Execute(null, TextArea);
}
}
/// <summary>
/// Begins a group of document changes and returns an object that ends the group of document
/// changes when it is disposed.
/// </summary>
public IDisposable DeclareChangeBlock()
{
return GetDocument().RunUpdate();
}
/// <summary>
/// Removes the current selection without copying it to the clipboard.
/// </summary>
public void Delete()
{
if(CanDelete)
{
ApplicationCommands.Delete.Execute(null, TextArea);
}
}
/// <summary>
/// Ends the current group of document changes.
/// </summary>
public void EndChange()
{
GetDocument().EndUpdate();
}
/// <summary>
/// Scrolls one line down.
/// </summary>
public void LineDown()
{
//if (scrollViewer != null)
// scrollViewer.LineDown();
}
/// <summary>
/// Scrolls to the left.
/// </summary>
public void LineLeft()
{
//if (scrollViewer != null)
// scrollViewer.LineLeft();
}
/// <summary>
/// Scrolls to the right.
/// </summary>
public void LineRight()
{
//if (scrollViewer != null)
// scrollViewer.LineRight();
}
/// <summary>
/// Scrolls one line up.
/// </summary>
public void LineUp()
{
//if (scrollViewer != null)
// scrollViewer.LineUp();
}
/// <summary>
/// Scrolls one page down.
/// </summary>
public void PageDown()
{
//if (scrollViewer != null)
// scrollViewer.PageDown();
}
/// <summary>
/// Scrolls one page up.
/// </summary>
public void PageUp()
{
//if (scrollViewer != null)
// scrollViewer.PageUp();
}
/// <summary>
/// Scrolls one page left.
/// </summary>
public void PageLeft()
{
//if (scrollViewer != null)
// scrollViewer.PageLeft();
}
/// <summary>
/// Scrolls one page right.
/// </summary>
public void PageRight()
{
//if (scrollViewer != null)
// scrollViewer.PageRight();
}
/// <summary>
/// Pastes the clipboard content.
/// </summary>
public void Paste()
{
if (CanPaste)
{
ApplicationCommands.Paste.Execute(null, TextArea);
}
}
/// <summary>
/// Redoes the most recent undone command.
/// </summary>
/// <returns>True is the redo operation was successful, false is the redo stack is empty.</returns>
public bool Redo()
{
if (CanRedo)
{
ApplicationCommands.Redo.Execute(null, TextArea);
return true;
}
return false;
}
/// <summary>
/// Scrolls to the end of the document.
/// </summary>
public void ScrollToEnd()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToEnd();
}
/// <summary>
/// Scrolls to the start of the document.
/// </summary>
public void ScrollToHome()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToHome();
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToHorizontalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToHorizontalOffset(offset);
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToVerticalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToVerticalOffset(offset);
}
/// <summary>
/// Selects the entire text.
/// </summary>
public void SelectAll()
{
if (CanSelectAll)
{
ApplicationCommands.SelectAll.Execute(null, TextArea);
}
}
/// <summary>
/// Undoes the most recent command.
{
get
{
var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea?.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
return false;
}
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea?.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
}
/// <summary>
/// Gets if the most recent command can be undone.
/// </summary>
public bool CanUndo
{
get { return ApplicationCommands.Undo.CanExecute(null, TextArea); }
}
/// <summary>
{
get
{
var textArea = TextArea;
if (textArea != null)
return textArea.Caret.Offset;
return 0;
}
set
{
var textArea = TextArea;
if (textArea != null && textArea.Caret.Offset != value)
textArea.Caret.Offset = value;
}
}
{
get { return ApplicationCommands.Cut.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null)
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
return textArea.Selection.SurroundingSegment.Offset;
}
return 0;
}
set => Select(value, SelectionLength);
}
/// </summary>
public bool CanDelete
{
get { return ApplicationCommands.Delete.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null && !textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
return 0;
}
set => Select(SelectionStart, value);
}
/// Gets if text editor can activate the search panel
/// </summary>
public bool CanSearch
{
get { return searchPanel != null; }
}
/// <summary>
/// Gets the vertical size of the document.
/// </summary>
public double ExtentHeight => ScrollViewer?.Extent.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the current document region.
/// </summary>
public double ExtentWidth => ScrollViewer?.Extent.Width ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportHeight => ScrollViewer?.Viewport.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportWidth => ScrollViewer?.Viewport.Width ?? 0;
/// <summary>
/// Gets the vertical scroll position.
/// </summary>
public double VerticalOffset => ScrollViewer?.Offset.Y ?? 0;
/// <summary>
/// Gets the horizontal scroll position.
/// </summary>
public double HorizontalOffset => ScrollViewer?.Offset.X ?? 0;
#endregion
#region TextBox methods
/// <summary>
/// Gets/Sets the selected text.
/// </summary>
public string SelectedText
{
get
{
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
set
{
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
textArea.Document.Replace(offset, length, value);
// keep inserted text selected
textArea.Selection = Selection.Create(textArea, offset, offset + value.Length);
}
}
}
/// <summary>
/// Gets/sets the caret position.
/// </summary>
public int CaretOffset
{
get
{
return textArea.Caret.Offset;
}
set
{
textArea.Caret.Offset = value;
}
}
/// <summary>
/// Gets/sets the start position of the selection.
/// </summary>
public int SelectionStart
{
get
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
else
return textArea.Selection.SurroundingSegment.Offset;
}
set => Select(value, SelectionLength);
}
/// <summary>
/// Gets/sets the length of the selection.
/// </summary>
public int SelectionLength
{
get
{
if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
else
return 0;
}
set => Select(SelectionStart, value);
}
/// <summary>
/// Selects the specified text section.
/// </summary>
public void Select(int start, int length)
{
var documentLength = Document?.TextLength ?? 0;
if (start < 0 || start > documentLength)
throw new ArgumentOutOfRangeException(nameof(start), start, "Value must be between 0 and " + documentLength);
if (length < 0 || start + length > documentLength)
throw new ArgumentOutOfRangeException(nameof(length), length, "Value must be between 0 and " + (documentLength - start));
TextArea.Selection = Selection.Create(TextArea, start, start + length);
TextArea.Caret.Offset = start + length;
}
/// <summary>
/// Gets the number of lines in the document.
/// </summary>
public int LineCount
{
get
{
var document = Document;
if (document != null)
return document.LineCount;
return 1;
}
}
/// <summary>
/// Clears the text.
/// </summary>
public void Clear()
{
Text = string.Empty;
}
#endregion
#region Loading from stream
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Load(Stream stream)
{
using (var reader = FileReader.OpenStream(stream, Encoding ?? Encoding.UTF8))
{
Text = reader.ReadToEnd();
SetValue(EncodingProperty, (object)reader.CurrentEncoding);
}
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
public void Load(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO:load
//using (FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))
//{
// Load(fs);
//}
}
/// <summary>
/// Encoding dependency property.
/// </summary>
public static readonly StyledProperty<Encoding> EncodingProperty =
AvaloniaProperty.Register<TextEditor, Encoding>("Encoding");
/// <summary>
/// Gets/sets the encoding used when the file is saved.
/// </summary>
/// <remarks>
/// The <see cref="Load(Stream)"/> method autodetects the encoding of the file and sets this property accordingly.
/// The <see cref="Save(Stream)"/> method uses the encoding specified in this property.
/// </remarks>
public Encoding Encoding
{
get => GetValue(EncodingProperty);
set => SetValue(EncodingProperty, value);
}
/// <summary>
/// Saves the text to the stream.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Save(Stream stream)
{
if (stream == null)
throw new ArgumentNullException(nameof(stream));
var encoding = Encoding;
var document = Document;
var writer = encoding != null ? new StreamWriter(stream, encoding) : new StreamWriter(stream);
document?.WriteTextTo(writer);
writer.Flush();
// do not close the stream
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Saves the text to the file.
/// </summary>
public void Save(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO: save
//using (FileStream fs = new FileStream(fileName, FileMode.Create, FileAccess.Write, FileShare.None))
//{
// Save(fs);
//}
}
#endregion
#region PointerHover events
/// <summary>
/// The PreviewPointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverEvent =
TextView.PreviewPointerHoverEvent;
/// <summary>
/// the pointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverEvent =
TextView.PointerHoverEvent;
/// <summary>
/// The PreviewPointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverStoppedEvent =
TextView.PreviewPointerHoverStoppedEvent;
/// <summary>
/// the pointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverStoppedEvent =
TextView.PointerHoverStoppedEvent;
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHover
{
add => AddHandler(PreviewPointerHoverEvent, value);
remove => RemoveHandler(PreviewPointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHover
{
add => AddHandler(PointerHoverEvent, value);
remove => RemoveHandler(PointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHoverStopped
{
add => AddHandler(PreviewPointerHoverStoppedEvent, value);
remove => RemoveHandler(PreviewPointerHoverStoppedEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHoverStopped
{
add => AddHandler(PointerHoverStoppedEvent, value);
remove => RemoveHandler(PointerHoverStoppedEvent, value);
}
#endregion
#region ScrollBarVisibility
/// <summary>
/// Dependency property for <see cref="HorizontalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> HorizontalScrollBarVisibilityProperty = ScrollViewer.HorizontalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the horizontal scroll bar visibility.
/// </summary>
public ScrollBarVisibility HorizontalScrollBarVisibility
{
get => GetValue(HorizontalScrollBarVisibilityProperty);
set => SetValue(HorizontalScrollBarVisibilityProperty, value);
}
private ScrollBarVisibility _horizontalScrollBarVisibilityBck = ScrollBarVisibility.Auto;
/// <summary>
/// Dependency property for <see cref="VerticalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> VerticalScrollBarVisibilityProperty = ScrollViewer.VerticalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the vertical scroll bar visibility.
/// </summary>
public ScrollBarVisibility VerticalScrollBarVisibility
{
get => GetValue(VerticalScrollBarVisibilityProperty);
set => SetValue(VerticalScrollBarVisibilityProperty, value);
}
#endregion
object IServiceProvider.GetService(Type serviceType)
{
return TextArea.GetService(serviceType);
}
/// <summary>
/// Gets the text view position from a point inside the editor.
/// </summary>
/// <param name="point">The position, relative to top left
/// corner of TextEditor control</param>
/// <returns>The text view position, or null if the point is outside the document.</returns>
public TextViewPosition? GetPositionFromPoint(Point point)
{
if (Document == null)
return null;
var textView = TextArea.TextView;
Point tpoint = (Point)this.TranslatePoint(point + new Point(textView.ScrollOffset.X, Math.Floor(textView.ScrollOffset.Y)), textView);
return textView.GetPosition(tpoint);
}
/// <summary>
/// Scrolls to the specified line.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollToLine(int line)
{
ScrollTo(line, -1);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollTo(int line, int column)
{
const double MinimumScrollFraction = 0.3;
ScrollTo(line, column, VisualYPosition.LineMiddle,
null != ScrollViewer ? ScrollViewer.Viewport.Height / 2 : 0.0, MinimumScrollFraction);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (WPF layout must have run prior).
/// </summary>
/// <param name="line">Line to scroll to.</param>
/// <param name="column">Column to scroll to (important if wrapping is 'on', and for the horizontal scroll position).</param>
/// <param name="yPositionMode">The mode how to reference the Y position of the line.</param>
/// <param name="referencedVerticalViewPortOffset">Offset from the top of the viewport to where the referenced line/column should be positioned.</param>
/// <param name="minimumScrollFraction">The minimum vertical and/or horizontal scroll offset, expressed as fraction of the height or width of the viewport window, respectively.</param>
public void ScrollTo(int line, int column, VisualYPosition yPositionMode,
double referencedVerticalViewPortOffset, double minimumScrollFraction)
{
TextView textView = textArea.TextView;
TextDocument document = textView.Document;
if (ScrollViewer != null && document != null)
{
if (line < 1)
line = 1;
if (line > document.LineCount)
line = document.LineCount;
ILogicalScrollable scrollInfo = textView;
if (!scrollInfo.CanHorizontallyScroll)
{
// Word wrap is enabled. Ensure that we have up-to-date info about line height so that we scroll
// to the correct position.
// This avoids that the user has to repeat the ScrollTo() call several times when there are very long lines.
VisualLine vl = textView.GetOrConstructVisualLine(document.GetLineByNumber(line));
double remainingHeight = referencedVerticalViewPortOffset;
while (remainingHeight > 0)
{
DocumentLine prevLine = vl.FirstDocumentLine.PreviousLine;
if (prevLine == null)
break;
vl = textView.GetOrConstructVisualLine(prevLine);
remainingHeight -= vl.Height;
}
}
Point p = textArea.TextView.GetVisualPosition(
new TextViewPosition(line, Math.Max(1, column)),
yPositionMode);
double targetX = ScrollViewer.Offset.X;
double targetY = ScrollViewer.Offset.Y;
double verticalPos = p.Y - referencedVerticalViewPortOffset;
if (Math.Abs(verticalPos - ScrollViewer.Offset.Y) >
minimumScrollFraction * ScrollViewer.Viewport.Height)
{
targetY = Math.Max(0, verticalPos);
}
if (column > 0)
{
if (p.X > ScrollViewer.Viewport.Width - Caret.MinimumDistanceToViewBorder * 2)
{
double horizontalPos = Math.Max(0, p.X - ScrollViewer.Viewport.Width / 2);
if (Math.Abs(horizontalPos - ScrollViewer.Offset.X) >
minimumScrollFraction * ScrollViewer.Viewport.Width)
{
targetX = 0;
}
}
else
{
targetX = 0;
}
}
if (targetX != ScrollViewer.Offset.X || targetY != ScrollViewer.Offset.Y)
ScrollViewer.Offset = new Vector(targetX, targetY);
}
}
}
}
<MSG> Minor cleanup #123
https://github.com/icsharpcode/AvalonEdit/pull/123
<DFF> @@ -77,7 +77,7 @@ namespace AvaloniaEdit
protected TextEditor(TextArea textArea, TextDocument document)
{
- TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
+ this.textArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
@@ -263,7 +263,8 @@ namespace AvaloniaEdit
#endregion
#region TextArea / ScrollViewer properties
-
+ private readonly TextArea textArea;
+
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
@@ -276,7 +277,7 @@ namespace AvaloniaEdit
/// <summary>
/// Gets the text area.
/// </summary>
- public TextArea TextArea { get; }
+ public TextArea TextArea => textArea;
/// <summary>
/// Gets the scroll viewer used by the text editor.
@@ -314,7 +315,7 @@ namespace AvaloniaEdit
{
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Remove(_colorizer);
+ textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
@@ -323,7 +324,7 @@ namespace AvaloniaEdit
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Insert(0, _colorizer);
+ textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
@@ -799,10 +800,9 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
- if (textArea?.Document != null && !textArea.Selection.IsEmpty)
+ if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
@@ -811,7 +811,7 @@ namespace AvaloniaEdit
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
- if (textArea?.Document != null)
+ if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
@@ -829,16 +829,11 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- return textArea.Caret.Offset;
- return 0;
+ return textArea.Caret.Offset;
}
set
{
- var textArea = TextArea;
- if (textArea != null && textArea.Caret.Offset != value)
- textArea.Caret.Offset = value;
+ textArea.Caret.Offset = value;
}
}
@@ -849,14 +844,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- {
- if (textArea.Selection.IsEmpty)
- return textArea.Caret.Offset;
+ if (textArea.Selection.IsEmpty)
+ return textArea.Caret.Offset;
+ else
return textArea.Selection.SurroundingSegment.Offset;
- }
- return 0;
}
set => Select(value, SelectionLength);
}
@@ -868,10 +859,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null && !textArea.Selection.IsEmpty)
+ if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
- return 0;
+ else
+ return 0;
}
set => Select(SelectionStart, value);
}
| 16 | Minor cleanup #123 | 25 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067345 | <NME> TextEditor.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.ComponentModel;
using System.IO;
using System.Linq;
using System.Text;
using Avalonia;
using AvaloniaEdit.Document;
using AvaloniaEdit.Editing;
using AvaloniaEdit.Highlighting;
using AvaloniaEdit.Rendering;
using AvaloniaEdit.Utils;
using Avalonia.Controls;
using Avalonia.Controls.Primitives;
using Avalonia.Controls.Shapes;
using Avalonia.Input;
using Avalonia.Interactivity;
using Avalonia.LogicalTree;
using Avalonia.Media;
using Avalonia.Data;
using AvaloniaEdit.Search;
namespace AvaloniaEdit
{
/// <summary>
/// The text editor control.
/// Contains a scrollable TextArea.
/// </summary>
public class TextEditor : TemplatedControl, ITextEditorComponent
{
#region Constructors
static TextEditor()
{
FocusableProperty.OverrideDefaultValue<TextEditor>(true);
HorizontalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
VerticalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
OptionsProperty.Changed.Subscribe(OnOptionsChanged);
DocumentProperty.Changed.Subscribe(OnDocumentChanged);
SyntaxHighlightingProperty.Changed.Subscribe(OnSyntaxHighlightingChanged);
IsReadOnlyProperty.Changed.Subscribe(OnIsReadOnlyChanged);
IsModifiedProperty.Changed.Subscribe(OnIsModifiedChanged);
ShowLineNumbersProperty.Changed.Subscribe(OnShowLineNumbersChanged);
LineNumbersForegroundProperty.Changed.Subscribe(OnLineNumbersForegroundChanged);
FontFamilyProperty.Changed.Subscribe(OnFontFamilyPropertyChanged);
FontSizeProperty.Changed.Subscribe(OnFontSizePropertyChanged);
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
public TextEditor() : this(new TextArea())
{
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
protected TextEditor(TextArea textArea) : this(textArea, new TextDocument())
protected TextEditor(TextArea textArea, TextDocument document)
{
TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
textArea.TextView.Services.AddService(this);
SetValue(OptionsProperty, textArea.Options);
SetValue(DocumentProperty, document);
textArea[!BackgroundProperty] = this[!BackgroundProperty];
}
#endregion
protected override void OnGotFocus(GotFocusEventArgs e)
{
base.OnGotFocus(e);
TextArea.Focus();
e.Handled = true;
}
#region Document property
/// <summary>
/// Document property.
/// </summary>
public static readonly StyledProperty<TextDocument> DocumentProperty
= TextView.DocumentProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the document displayed by the text editor.
/// This is a dependency property.
/// </summary>
public TextDocument Document
{
get => GetValue(DocumentProperty);
set => SetValue(DocumentProperty, value);
}
/// <summary>
/// Occurs when the document property has changed.
/// </summary>
public event EventHandler DocumentChanged;
/// <summary>
/// Raises the <see cref="DocumentChanged"/> event.
/// </summary>
protected virtual void OnDocumentChanged(EventArgs e)
{
DocumentChanged?.Invoke(this, e);
}
private static void OnDocumentChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnDocumentChanged((TextDocument)e.OldValue, (TextDocument)e.NewValue);
}
private void OnDocumentChanged(TextDocument oldValue, TextDocument newValue)
{
if (oldValue != null)
{
TextDocumentWeakEventManager.TextChanged.RemoveHandler(oldValue, OnTextChanged);
PropertyChangedWeakEventManager.RemoveHandler(oldValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
TextArea.Document = newValue;
if (newValue != null)
{
TextDocumentWeakEventManager.TextChanged.AddHandler(newValue, OnTextChanged);
PropertyChangedWeakEventManager.AddHandler(newValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
OnDocumentChanged(EventArgs.Empty);
OnTextChanged(EventArgs.Empty);
}
#endregion
#region Options property
/// <summary>
/// Options property.
/// </summary>
public static readonly StyledProperty<TextEditorOptions> OptionsProperty
= TextView.OptionsProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the options currently used by the text editor.
/// </summary>
public TextEditorOptions Options
{
get => GetValue(OptionsProperty);
set => SetValue(OptionsProperty, value);
}
/// <summary>
/// Occurs when a text editor option has changed.
/// </summary>
public event PropertyChangedEventHandler OptionChanged;
/// <summary>
/// Raises the <see cref="OptionChanged"/> event.
/// </summary>
protected virtual void OnOptionChanged(PropertyChangedEventArgs e)
{
OptionChanged?.Invoke(this, e);
}
private static void OnOptionsChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnOptionsChanged((TextEditorOptions)e.OldValue, (TextEditorOptions)e.NewValue);
}
private void OnOptionsChanged(TextEditorOptions oldValue, TextEditorOptions newValue)
{
if (oldValue != null)
{
PropertyChangedWeakEventManager.RemoveHandler(oldValue, OnPropertyChangedHandler);
}
TextArea.Options = newValue;
if (newValue != null)
{
PropertyChangedWeakEventManager.AddHandler(newValue, OnPropertyChangedHandler);
}
OnOptionChanged(new PropertyChangedEventArgs(null));
}
private void OnPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
OnOptionChanged(e);
}
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
{
base.OnPropertyChanged(change);
if (change.Property == WordWrapProperty)
{
if (WordWrap)
{
_horizontalScrollBarVisibilityBck = HorizontalScrollBarVisibility;
HorizontalScrollBarVisibility = ScrollBarVisibility.Disabled;
}
else
{
HorizontalScrollBarVisibility = _horizontalScrollBarVisibilityBck;
}
}
}
private void OnUndoStackPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
HandleIsOriginalChanged(e);
}
}
private void OnTextChanged(object sender, EventArgs e)
{
OnTextChanged(e);
}
#endregion
#region Text property
/// <summary>
/// Gets/Sets the text of the current document.
/// </summary>
public string Text
{
get
{
var document = Document;
return document != null ? document.Text : string.Empty;
}
set
{
var document = GetDocument();
document.Text = value ?? string.Empty;
// after replacing the full text, the caret is positioned at the end of the document
// - reset it to the beginning.
CaretOffset = 0;
document.UndoStack.ClearAll();
}
}
#endregion
#region TextArea / ScrollViewer properties
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
/// <summary>
/// Occurs when the Text property changes.
/// </summary>
public event EventHandler TextChanged;
/// <summary>
/// Gets the text area.
/// </summary>
public TextArea TextArea { get; }
/// <summary>
/// Gets the scroll viewer used by the text editor.
#endregion
#region TextArea / ScrollViewer properties
private readonly TextArea textArea;
private SearchPanel searchPanel;
private bool wasSearchPanelOpened;
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
ScrollViewer = (ScrollViewer)e.NameScope.Find("PART_ScrollViewer");
ScrollViewer.Content = TextArea;
searchPanel = SearchPanel.Install(this);
}
protected override void OnAttachedToLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnAttachedToLogicalTree(e);
if (searchPanel != null && wasSearchPanelOpened)
{
searchPanel.Open();
}
}
protected override void OnDetachedFromLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnDetachedFromLogicalTree(e);
if (searchPanel != null)
{
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
/// <summary>
/// Gets the text area.
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Gets the scroll viewer used by the text editor.
/// This property can return null if the template has not been applied / does not contain a scroll viewer.
/// </summary>
internal ScrollViewer ScrollViewer { get; private set; }
#endregion
#region Syntax highlighting
/// <summary>
/// The <see cref="SyntaxHighlighting"/> property.
/// </summary>
public static readonly StyledProperty<IHighlightingDefinition> SyntaxHighlightingProperty =
AvaloniaProperty.Register<TextEditor, IHighlightingDefinition>("SyntaxHighlighting");
/// <summary>
/// Gets/sets the syntax highlighting definition used to colorize the text.
/// </summary>
public IHighlightingDefinition SyntaxHighlighting
{
get => GetValue(SyntaxHighlightingProperty);
set => SetValue(SyntaxHighlightingProperty, value);
}
private IVisualLineTransformer _colorizer;
private static void OnSyntaxHighlightingChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnSyntaxHighlightingChanged(e.NewValue as IHighlightingDefinition);
}
private void OnSyntaxHighlightingChanged(IHighlightingDefinition newValue)
{
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
if (newValue != null)
{
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Creates the highlighting colorizer for the specified highlighting definition.
/// Allows derived classes to provide custom colorizer implementations for special highlighting definitions.
/// </summary>
/// <returns></returns>
protected virtual IVisualLineTransformer CreateColorizer(IHighlightingDefinition highlightingDefinition)
{
if (highlightingDefinition == null)
throw new ArgumentNullException(nameof(highlightingDefinition));
return new HighlightingColorizer(highlightingDefinition);
}
#endregion
#region WordWrap
/// <summary>
/// Word wrap dependency property.
/// </summary>
public static readonly StyledProperty<bool> WordWrapProperty =
AvaloniaProperty.Register<TextEditor, bool>("WordWrap");
/// <summary>
/// Specifies whether the text editor uses word wrapping.
/// </summary>
/// <remarks>
/// Setting WordWrap=true has the same effect as setting HorizontalScrollBarVisibility=Disabled and will override the
/// HorizontalScrollBarVisibility setting.
/// </remarks>
public bool WordWrap
{
get => GetValue(WordWrapProperty);
set => SetValue(WordWrapProperty, value);
}
#endregion
#region IsReadOnly
/// <summary>
/// IsReadOnly dependency property.
/// </summary>
public static readonly StyledProperty<bool> IsReadOnlyProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsReadOnly");
/// <summary>
/// Specifies whether the user can change the text editor content.
/// Setting this property will replace the
/// <see cref="Editing.TextArea.ReadOnlySectionProvider">TextArea.ReadOnlySectionProvider</see>.
/// </summary>
public bool IsReadOnly
{
get => GetValue(IsReadOnlyProperty);
set => SetValue(IsReadOnlyProperty, value);
}
private static void OnIsReadOnlyChanged(AvaloniaPropertyChangedEventArgs e)
{
if (e.Sender is TextEditor editor)
{
if ((bool)e.NewValue)
editor.TextArea.ReadOnlySectionProvider = ReadOnlySectionDocument.Instance;
else
editor.TextArea.ReadOnlySectionProvider = NoReadOnlySections.Instance;
}
}
#endregion
#region IsModified
/// <summary>
/// Dependency property for <see cref="IsModified"/>
/// </summary>
public static readonly StyledProperty<bool> IsModifiedProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsModified");
/// <summary>
/// Gets/Sets the 'modified' flag.
/// </summary>
public bool IsModified
{
get => GetValue(IsModifiedProperty);
set => SetValue(IsModifiedProperty, value);
}
private static void OnIsModifiedChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var document = editor?.Document;
if (document != null)
{
var undoStack = document.UndoStack;
if ((bool)e.NewValue)
{
if (undoStack.IsOriginalFile)
undoStack.DiscardOriginalFileMarker();
}
else
{
undoStack.MarkAsOriginalFile();
}
}
}
private void HandleIsOriginalChanged(PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
var document = Document;
if (document != null)
{
SetValue(IsModifiedProperty, (object)!document.UndoStack.IsOriginalFile);
}
}
}
#endregion
#region ShowLineNumbers
/// <summary>
/// ShowLineNumbers dependency property.
/// </summary>
public static readonly StyledProperty<bool> ShowLineNumbersProperty =
AvaloniaProperty.Register<TextEditor, bool>("ShowLineNumbers");
/// <summary>
/// Specifies whether line numbers are shown on the left to the text view.
/// </summary>
public bool ShowLineNumbers
{
get => GetValue(ShowLineNumbersProperty);
set => SetValue(ShowLineNumbersProperty, value);
}
private static void OnShowLineNumbersChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
if (editor == null) return;
var leftMargins = editor.TextArea.LeftMargins;
if ((bool)e.NewValue)
{
var lineNumbers = new LineNumberMargin();
var line = (Line)DottedLineMargin.Create();
leftMargins.Insert(0, lineNumbers);
leftMargins.Insert(1, line);
var lineNumbersForeground = new Binding("LineNumbersForeground") { Source = editor };
line.Bind(Shape.StrokeProperty, lineNumbersForeground);
lineNumbers.Bind(ForegroundProperty, lineNumbersForeground);
}
else
{
for (var i = 0; i < leftMargins.Count; i++)
{
if (leftMargins[i] is LineNumberMargin)
{
leftMargins.RemoveAt(i);
if (i < leftMargins.Count && DottedLineMargin.IsDottedLineMargin(leftMargins[i]))
{
leftMargins.RemoveAt(i);
}
break;
}
}
}
}
#endregion
#region LineNumbersForeground
/// <summary>
/// LineNumbersForeground dependency property.
/// </summary>
public static readonly StyledProperty<IBrush> LineNumbersForegroundProperty =
AvaloniaProperty.Register<TextEditor, IBrush>("LineNumbersForeground", Brushes.Gray);
/// <summary>
/// Gets/sets the Brush used for displaying the foreground color of line numbers.
/// </summary>
public IBrush LineNumbersForeground
{
get => GetValue(LineNumbersForegroundProperty);
set => SetValue(LineNumbersForegroundProperty, value);
}
private static void OnLineNumbersForegroundChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var lineNumberMargin = editor?.TextArea.LeftMargins.FirstOrDefault(margin => margin is LineNumberMargin) as LineNumberMargin;
lineNumberMargin?.SetValue(ForegroundProperty, e.NewValue);
}
private static void OnFontFamilyPropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontFamilyProperty, e.NewValue);
}
private static void OnFontSizePropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontSizeProperty, e.NewValue);
}
#endregion
#region TextBoxBase-like methods
/// <summary>
/// Appends text to the end of the document.
/// </summary>
public void AppendText(string textData)
{
var document = GetDocument();
document.Insert(document.TextLength, textData);
}
/// <summary>
/// Begins a group of document changes.
/// </summary>
public void BeginChange()
{
GetDocument().BeginUpdate();
}
/// <summary>
/// Copies the current selection to the clipboard.
/// </summary>
public void Copy()
{
if (CanCopy)
{
ApplicationCommands.Copy.Execute(null, TextArea);
}
}
/// <summary>
/// Removes the current selection and copies it to the clipboard.
/// </summary>
public void Cut()
{
if (CanCut)
{
ApplicationCommands.Cut.Execute(null, TextArea);
}
}
/// <summary>
/// Begins a group of document changes and returns an object that ends the group of document
/// changes when it is disposed.
/// </summary>
public IDisposable DeclareChangeBlock()
{
return GetDocument().RunUpdate();
}
/// <summary>
/// Removes the current selection without copying it to the clipboard.
/// </summary>
public void Delete()
{
if(CanDelete)
{
ApplicationCommands.Delete.Execute(null, TextArea);
}
}
/// <summary>
/// Ends the current group of document changes.
/// </summary>
public void EndChange()
{
GetDocument().EndUpdate();
}
/// <summary>
/// Scrolls one line down.
/// </summary>
public void LineDown()
{
//if (scrollViewer != null)
// scrollViewer.LineDown();
}
/// <summary>
/// Scrolls to the left.
/// </summary>
public void LineLeft()
{
//if (scrollViewer != null)
// scrollViewer.LineLeft();
}
/// <summary>
/// Scrolls to the right.
/// </summary>
public void LineRight()
{
//if (scrollViewer != null)
// scrollViewer.LineRight();
}
/// <summary>
/// Scrolls one line up.
/// </summary>
public void LineUp()
{
//if (scrollViewer != null)
// scrollViewer.LineUp();
}
/// <summary>
/// Scrolls one page down.
/// </summary>
public void PageDown()
{
//if (scrollViewer != null)
// scrollViewer.PageDown();
}
/// <summary>
/// Scrolls one page up.
/// </summary>
public void PageUp()
{
//if (scrollViewer != null)
// scrollViewer.PageUp();
}
/// <summary>
/// Scrolls one page left.
/// </summary>
public void PageLeft()
{
//if (scrollViewer != null)
// scrollViewer.PageLeft();
}
/// <summary>
/// Scrolls one page right.
/// </summary>
public void PageRight()
{
//if (scrollViewer != null)
// scrollViewer.PageRight();
}
/// <summary>
/// Pastes the clipboard content.
/// </summary>
public void Paste()
{
if (CanPaste)
{
ApplicationCommands.Paste.Execute(null, TextArea);
}
}
/// <summary>
/// Redoes the most recent undone command.
/// </summary>
/// <returns>True is the redo operation was successful, false is the redo stack is empty.</returns>
public bool Redo()
{
if (CanRedo)
{
ApplicationCommands.Redo.Execute(null, TextArea);
return true;
}
return false;
}
/// <summary>
/// Scrolls to the end of the document.
/// </summary>
public void ScrollToEnd()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToEnd();
}
/// <summary>
/// Scrolls to the start of the document.
/// </summary>
public void ScrollToHome()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToHome();
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToHorizontalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToHorizontalOffset(offset);
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToVerticalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToVerticalOffset(offset);
}
/// <summary>
/// Selects the entire text.
/// </summary>
public void SelectAll()
{
if (CanSelectAll)
{
ApplicationCommands.SelectAll.Execute(null, TextArea);
}
}
/// <summary>
/// Undoes the most recent command.
{
get
{
var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea?.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
return false;
}
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea?.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
}
/// <summary>
/// Gets if the most recent command can be undone.
/// </summary>
public bool CanUndo
{
get { return ApplicationCommands.Undo.CanExecute(null, TextArea); }
}
/// <summary>
{
get
{
var textArea = TextArea;
if (textArea != null)
return textArea.Caret.Offset;
return 0;
}
set
{
var textArea = TextArea;
if (textArea != null && textArea.Caret.Offset != value)
textArea.Caret.Offset = value;
}
}
{
get { return ApplicationCommands.Cut.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null)
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
return textArea.Selection.SurroundingSegment.Offset;
}
return 0;
}
set => Select(value, SelectionLength);
}
/// </summary>
public bool CanDelete
{
get { return ApplicationCommands.Delete.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null && !textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
return 0;
}
set => Select(SelectionStart, value);
}
/// Gets if text editor can activate the search panel
/// </summary>
public bool CanSearch
{
get { return searchPanel != null; }
}
/// <summary>
/// Gets the vertical size of the document.
/// </summary>
public double ExtentHeight => ScrollViewer?.Extent.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the current document region.
/// </summary>
public double ExtentWidth => ScrollViewer?.Extent.Width ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportHeight => ScrollViewer?.Viewport.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportWidth => ScrollViewer?.Viewport.Width ?? 0;
/// <summary>
/// Gets the vertical scroll position.
/// </summary>
public double VerticalOffset => ScrollViewer?.Offset.Y ?? 0;
/// <summary>
/// Gets the horizontal scroll position.
/// </summary>
public double HorizontalOffset => ScrollViewer?.Offset.X ?? 0;
#endregion
#region TextBox methods
/// <summary>
/// Gets/Sets the selected text.
/// </summary>
public string SelectedText
{
get
{
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
set
{
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
textArea.Document.Replace(offset, length, value);
// keep inserted text selected
textArea.Selection = Selection.Create(textArea, offset, offset + value.Length);
}
}
}
/// <summary>
/// Gets/sets the caret position.
/// </summary>
public int CaretOffset
{
get
{
return textArea.Caret.Offset;
}
set
{
textArea.Caret.Offset = value;
}
}
/// <summary>
/// Gets/sets the start position of the selection.
/// </summary>
public int SelectionStart
{
get
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
else
return textArea.Selection.SurroundingSegment.Offset;
}
set => Select(value, SelectionLength);
}
/// <summary>
/// Gets/sets the length of the selection.
/// </summary>
public int SelectionLength
{
get
{
if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
else
return 0;
}
set => Select(SelectionStart, value);
}
/// <summary>
/// Selects the specified text section.
/// </summary>
public void Select(int start, int length)
{
var documentLength = Document?.TextLength ?? 0;
if (start < 0 || start > documentLength)
throw new ArgumentOutOfRangeException(nameof(start), start, "Value must be between 0 and " + documentLength);
if (length < 0 || start + length > documentLength)
throw new ArgumentOutOfRangeException(nameof(length), length, "Value must be between 0 and " + (documentLength - start));
TextArea.Selection = Selection.Create(TextArea, start, start + length);
TextArea.Caret.Offset = start + length;
}
/// <summary>
/// Gets the number of lines in the document.
/// </summary>
public int LineCount
{
get
{
var document = Document;
if (document != null)
return document.LineCount;
return 1;
}
}
/// <summary>
/// Clears the text.
/// </summary>
public void Clear()
{
Text = string.Empty;
}
#endregion
#region Loading from stream
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Load(Stream stream)
{
using (var reader = FileReader.OpenStream(stream, Encoding ?? Encoding.UTF8))
{
Text = reader.ReadToEnd();
SetValue(EncodingProperty, (object)reader.CurrentEncoding);
}
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
public void Load(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO:load
//using (FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))
//{
// Load(fs);
//}
}
/// <summary>
/// Encoding dependency property.
/// </summary>
public static readonly StyledProperty<Encoding> EncodingProperty =
AvaloniaProperty.Register<TextEditor, Encoding>("Encoding");
/// <summary>
/// Gets/sets the encoding used when the file is saved.
/// </summary>
/// <remarks>
/// The <see cref="Load(Stream)"/> method autodetects the encoding of the file and sets this property accordingly.
/// The <see cref="Save(Stream)"/> method uses the encoding specified in this property.
/// </remarks>
public Encoding Encoding
{
get => GetValue(EncodingProperty);
set => SetValue(EncodingProperty, value);
}
/// <summary>
/// Saves the text to the stream.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Save(Stream stream)
{
if (stream == null)
throw new ArgumentNullException(nameof(stream));
var encoding = Encoding;
var document = Document;
var writer = encoding != null ? new StreamWriter(stream, encoding) : new StreamWriter(stream);
document?.WriteTextTo(writer);
writer.Flush();
// do not close the stream
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Saves the text to the file.
/// </summary>
public void Save(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO: save
//using (FileStream fs = new FileStream(fileName, FileMode.Create, FileAccess.Write, FileShare.None))
//{
// Save(fs);
//}
}
#endregion
#region PointerHover events
/// <summary>
/// The PreviewPointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverEvent =
TextView.PreviewPointerHoverEvent;
/// <summary>
/// the pointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverEvent =
TextView.PointerHoverEvent;
/// <summary>
/// The PreviewPointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverStoppedEvent =
TextView.PreviewPointerHoverStoppedEvent;
/// <summary>
/// the pointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverStoppedEvent =
TextView.PointerHoverStoppedEvent;
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHover
{
add => AddHandler(PreviewPointerHoverEvent, value);
remove => RemoveHandler(PreviewPointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHover
{
add => AddHandler(PointerHoverEvent, value);
remove => RemoveHandler(PointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHoverStopped
{
add => AddHandler(PreviewPointerHoverStoppedEvent, value);
remove => RemoveHandler(PreviewPointerHoverStoppedEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHoverStopped
{
add => AddHandler(PointerHoverStoppedEvent, value);
remove => RemoveHandler(PointerHoverStoppedEvent, value);
}
#endregion
#region ScrollBarVisibility
/// <summary>
/// Dependency property for <see cref="HorizontalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> HorizontalScrollBarVisibilityProperty = ScrollViewer.HorizontalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the horizontal scroll bar visibility.
/// </summary>
public ScrollBarVisibility HorizontalScrollBarVisibility
{
get => GetValue(HorizontalScrollBarVisibilityProperty);
set => SetValue(HorizontalScrollBarVisibilityProperty, value);
}
private ScrollBarVisibility _horizontalScrollBarVisibilityBck = ScrollBarVisibility.Auto;
/// <summary>
/// Dependency property for <see cref="VerticalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> VerticalScrollBarVisibilityProperty = ScrollViewer.VerticalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the vertical scroll bar visibility.
/// </summary>
public ScrollBarVisibility VerticalScrollBarVisibility
{
get => GetValue(VerticalScrollBarVisibilityProperty);
set => SetValue(VerticalScrollBarVisibilityProperty, value);
}
#endregion
object IServiceProvider.GetService(Type serviceType)
{
return TextArea.GetService(serviceType);
}
/// <summary>
/// Gets the text view position from a point inside the editor.
/// </summary>
/// <param name="point">The position, relative to top left
/// corner of TextEditor control</param>
/// <returns>The text view position, or null if the point is outside the document.</returns>
public TextViewPosition? GetPositionFromPoint(Point point)
{
if (Document == null)
return null;
var textView = TextArea.TextView;
Point tpoint = (Point)this.TranslatePoint(point + new Point(textView.ScrollOffset.X, Math.Floor(textView.ScrollOffset.Y)), textView);
return textView.GetPosition(tpoint);
}
/// <summary>
/// Scrolls to the specified line.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollToLine(int line)
{
ScrollTo(line, -1);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollTo(int line, int column)
{
const double MinimumScrollFraction = 0.3;
ScrollTo(line, column, VisualYPosition.LineMiddle,
null != ScrollViewer ? ScrollViewer.Viewport.Height / 2 : 0.0, MinimumScrollFraction);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (WPF layout must have run prior).
/// </summary>
/// <param name="line">Line to scroll to.</param>
/// <param name="column">Column to scroll to (important if wrapping is 'on', and for the horizontal scroll position).</param>
/// <param name="yPositionMode">The mode how to reference the Y position of the line.</param>
/// <param name="referencedVerticalViewPortOffset">Offset from the top of the viewport to where the referenced line/column should be positioned.</param>
/// <param name="minimumScrollFraction">The minimum vertical and/or horizontal scroll offset, expressed as fraction of the height or width of the viewport window, respectively.</param>
public void ScrollTo(int line, int column, VisualYPosition yPositionMode,
double referencedVerticalViewPortOffset, double minimumScrollFraction)
{
TextView textView = textArea.TextView;
TextDocument document = textView.Document;
if (ScrollViewer != null && document != null)
{
if (line < 1)
line = 1;
if (line > document.LineCount)
line = document.LineCount;
ILogicalScrollable scrollInfo = textView;
if (!scrollInfo.CanHorizontallyScroll)
{
// Word wrap is enabled. Ensure that we have up-to-date info about line height so that we scroll
// to the correct position.
// This avoids that the user has to repeat the ScrollTo() call several times when there are very long lines.
VisualLine vl = textView.GetOrConstructVisualLine(document.GetLineByNumber(line));
double remainingHeight = referencedVerticalViewPortOffset;
while (remainingHeight > 0)
{
DocumentLine prevLine = vl.FirstDocumentLine.PreviousLine;
if (prevLine == null)
break;
vl = textView.GetOrConstructVisualLine(prevLine);
remainingHeight -= vl.Height;
}
}
Point p = textArea.TextView.GetVisualPosition(
new TextViewPosition(line, Math.Max(1, column)),
yPositionMode);
double targetX = ScrollViewer.Offset.X;
double targetY = ScrollViewer.Offset.Y;
double verticalPos = p.Y - referencedVerticalViewPortOffset;
if (Math.Abs(verticalPos - ScrollViewer.Offset.Y) >
minimumScrollFraction * ScrollViewer.Viewport.Height)
{
targetY = Math.Max(0, verticalPos);
}
if (column > 0)
{
if (p.X > ScrollViewer.Viewport.Width - Caret.MinimumDistanceToViewBorder * 2)
{
double horizontalPos = Math.Max(0, p.X - ScrollViewer.Viewport.Width / 2);
if (Math.Abs(horizontalPos - ScrollViewer.Offset.X) >
minimumScrollFraction * ScrollViewer.Viewport.Width)
{
targetX = 0;
}
}
else
{
targetX = 0;
}
}
if (targetX != ScrollViewer.Offset.X || targetY != ScrollViewer.Offset.Y)
ScrollViewer.Offset = new Vector(targetX, targetY);
}
}
}
}
<MSG> Minor cleanup #123
https://github.com/icsharpcode/AvalonEdit/pull/123
<DFF> @@ -77,7 +77,7 @@ namespace AvaloniaEdit
protected TextEditor(TextArea textArea, TextDocument document)
{
- TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
+ this.textArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
@@ -263,7 +263,8 @@ namespace AvaloniaEdit
#endregion
#region TextArea / ScrollViewer properties
-
+ private readonly TextArea textArea;
+
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
@@ -276,7 +277,7 @@ namespace AvaloniaEdit
/// <summary>
/// Gets the text area.
/// </summary>
- public TextArea TextArea { get; }
+ public TextArea TextArea => textArea;
/// <summary>
/// Gets the scroll viewer used by the text editor.
@@ -314,7 +315,7 @@ namespace AvaloniaEdit
{
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Remove(_colorizer);
+ textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
@@ -323,7 +324,7 @@ namespace AvaloniaEdit
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Insert(0, _colorizer);
+ textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
@@ -799,10 +800,9 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
- if (textArea?.Document != null && !textArea.Selection.IsEmpty)
+ if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
@@ -811,7 +811,7 @@ namespace AvaloniaEdit
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
- if (textArea?.Document != null)
+ if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
@@ -829,16 +829,11 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- return textArea.Caret.Offset;
- return 0;
+ return textArea.Caret.Offset;
}
set
{
- var textArea = TextArea;
- if (textArea != null && textArea.Caret.Offset != value)
- textArea.Caret.Offset = value;
+ textArea.Caret.Offset = value;
}
}
@@ -849,14 +844,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- {
- if (textArea.Selection.IsEmpty)
- return textArea.Caret.Offset;
+ if (textArea.Selection.IsEmpty)
+ return textArea.Caret.Offset;
+ else
return textArea.Selection.SurroundingSegment.Offset;
- }
- return 0;
}
set => Select(value, SelectionLength);
}
@@ -868,10 +859,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null && !textArea.Selection.IsEmpty)
+ if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
- return 0;
+ else
+ return 0;
}
set => Select(SelectionStart, value);
}
| 16 | Minor cleanup #123 | 25 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067346 | <NME> TextEditor.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.ComponentModel;
using System.IO;
using System.Linq;
using System.Text;
using Avalonia;
using AvaloniaEdit.Document;
using AvaloniaEdit.Editing;
using AvaloniaEdit.Highlighting;
using AvaloniaEdit.Rendering;
using AvaloniaEdit.Utils;
using Avalonia.Controls;
using Avalonia.Controls.Primitives;
using Avalonia.Controls.Shapes;
using Avalonia.Input;
using Avalonia.Interactivity;
using Avalonia.LogicalTree;
using Avalonia.Media;
using Avalonia.Data;
using AvaloniaEdit.Search;
namespace AvaloniaEdit
{
/// <summary>
/// The text editor control.
/// Contains a scrollable TextArea.
/// </summary>
public class TextEditor : TemplatedControl, ITextEditorComponent
{
#region Constructors
static TextEditor()
{
FocusableProperty.OverrideDefaultValue<TextEditor>(true);
HorizontalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
VerticalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
OptionsProperty.Changed.Subscribe(OnOptionsChanged);
DocumentProperty.Changed.Subscribe(OnDocumentChanged);
SyntaxHighlightingProperty.Changed.Subscribe(OnSyntaxHighlightingChanged);
IsReadOnlyProperty.Changed.Subscribe(OnIsReadOnlyChanged);
IsModifiedProperty.Changed.Subscribe(OnIsModifiedChanged);
ShowLineNumbersProperty.Changed.Subscribe(OnShowLineNumbersChanged);
LineNumbersForegroundProperty.Changed.Subscribe(OnLineNumbersForegroundChanged);
FontFamilyProperty.Changed.Subscribe(OnFontFamilyPropertyChanged);
FontSizeProperty.Changed.Subscribe(OnFontSizePropertyChanged);
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
public TextEditor() : this(new TextArea())
{
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
protected TextEditor(TextArea textArea) : this(textArea, new TextDocument())
protected TextEditor(TextArea textArea, TextDocument document)
{
TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
textArea.TextView.Services.AddService(this);
SetValue(OptionsProperty, textArea.Options);
SetValue(DocumentProperty, document);
textArea[!BackgroundProperty] = this[!BackgroundProperty];
}
#endregion
protected override void OnGotFocus(GotFocusEventArgs e)
{
base.OnGotFocus(e);
TextArea.Focus();
e.Handled = true;
}
#region Document property
/// <summary>
/// Document property.
/// </summary>
public static readonly StyledProperty<TextDocument> DocumentProperty
= TextView.DocumentProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the document displayed by the text editor.
/// This is a dependency property.
/// </summary>
public TextDocument Document
{
get => GetValue(DocumentProperty);
set => SetValue(DocumentProperty, value);
}
/// <summary>
/// Occurs when the document property has changed.
/// </summary>
public event EventHandler DocumentChanged;
/// <summary>
/// Raises the <see cref="DocumentChanged"/> event.
/// </summary>
protected virtual void OnDocumentChanged(EventArgs e)
{
DocumentChanged?.Invoke(this, e);
}
private static void OnDocumentChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnDocumentChanged((TextDocument)e.OldValue, (TextDocument)e.NewValue);
}
private void OnDocumentChanged(TextDocument oldValue, TextDocument newValue)
{
if (oldValue != null)
{
TextDocumentWeakEventManager.TextChanged.RemoveHandler(oldValue, OnTextChanged);
PropertyChangedWeakEventManager.RemoveHandler(oldValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
TextArea.Document = newValue;
if (newValue != null)
{
TextDocumentWeakEventManager.TextChanged.AddHandler(newValue, OnTextChanged);
PropertyChangedWeakEventManager.AddHandler(newValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
OnDocumentChanged(EventArgs.Empty);
OnTextChanged(EventArgs.Empty);
}
#endregion
#region Options property
/// <summary>
/// Options property.
/// </summary>
public static readonly StyledProperty<TextEditorOptions> OptionsProperty
= TextView.OptionsProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the options currently used by the text editor.
/// </summary>
public TextEditorOptions Options
{
get => GetValue(OptionsProperty);
set => SetValue(OptionsProperty, value);
}
/// <summary>
/// Occurs when a text editor option has changed.
/// </summary>
public event PropertyChangedEventHandler OptionChanged;
/// <summary>
/// Raises the <see cref="OptionChanged"/> event.
/// </summary>
protected virtual void OnOptionChanged(PropertyChangedEventArgs e)
{
OptionChanged?.Invoke(this, e);
}
private static void OnOptionsChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnOptionsChanged((TextEditorOptions)e.OldValue, (TextEditorOptions)e.NewValue);
}
private void OnOptionsChanged(TextEditorOptions oldValue, TextEditorOptions newValue)
{
if (oldValue != null)
{
PropertyChangedWeakEventManager.RemoveHandler(oldValue, OnPropertyChangedHandler);
}
TextArea.Options = newValue;
if (newValue != null)
{
PropertyChangedWeakEventManager.AddHandler(newValue, OnPropertyChangedHandler);
}
OnOptionChanged(new PropertyChangedEventArgs(null));
}
private void OnPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
OnOptionChanged(e);
}
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
{
base.OnPropertyChanged(change);
if (change.Property == WordWrapProperty)
{
if (WordWrap)
{
_horizontalScrollBarVisibilityBck = HorizontalScrollBarVisibility;
HorizontalScrollBarVisibility = ScrollBarVisibility.Disabled;
}
else
{
HorizontalScrollBarVisibility = _horizontalScrollBarVisibilityBck;
}
}
}
private void OnUndoStackPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
HandleIsOriginalChanged(e);
}
}
private void OnTextChanged(object sender, EventArgs e)
{
OnTextChanged(e);
}
#endregion
#region Text property
/// <summary>
/// Gets/Sets the text of the current document.
/// </summary>
public string Text
{
get
{
var document = Document;
return document != null ? document.Text : string.Empty;
}
set
{
var document = GetDocument();
document.Text = value ?? string.Empty;
// after replacing the full text, the caret is positioned at the end of the document
// - reset it to the beginning.
CaretOffset = 0;
document.UndoStack.ClearAll();
}
}
#endregion
#region TextArea / ScrollViewer properties
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
/// <summary>
/// Occurs when the Text property changes.
/// </summary>
public event EventHandler TextChanged;
/// <summary>
/// Gets the text area.
/// </summary>
public TextArea TextArea { get; }
/// <summary>
/// Gets the scroll viewer used by the text editor.
#endregion
#region TextArea / ScrollViewer properties
private readonly TextArea textArea;
private SearchPanel searchPanel;
private bool wasSearchPanelOpened;
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
ScrollViewer = (ScrollViewer)e.NameScope.Find("PART_ScrollViewer");
ScrollViewer.Content = TextArea;
searchPanel = SearchPanel.Install(this);
}
protected override void OnAttachedToLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnAttachedToLogicalTree(e);
if (searchPanel != null && wasSearchPanelOpened)
{
searchPanel.Open();
}
}
protected override void OnDetachedFromLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnDetachedFromLogicalTree(e);
if (searchPanel != null)
{
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
/// <summary>
/// Gets the text area.
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Gets the scroll viewer used by the text editor.
/// This property can return null if the template has not been applied / does not contain a scroll viewer.
/// </summary>
internal ScrollViewer ScrollViewer { get; private set; }
#endregion
#region Syntax highlighting
/// <summary>
/// The <see cref="SyntaxHighlighting"/> property.
/// </summary>
public static readonly StyledProperty<IHighlightingDefinition> SyntaxHighlightingProperty =
AvaloniaProperty.Register<TextEditor, IHighlightingDefinition>("SyntaxHighlighting");
/// <summary>
/// Gets/sets the syntax highlighting definition used to colorize the text.
/// </summary>
public IHighlightingDefinition SyntaxHighlighting
{
get => GetValue(SyntaxHighlightingProperty);
set => SetValue(SyntaxHighlightingProperty, value);
}
private IVisualLineTransformer _colorizer;
private static void OnSyntaxHighlightingChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnSyntaxHighlightingChanged(e.NewValue as IHighlightingDefinition);
}
private void OnSyntaxHighlightingChanged(IHighlightingDefinition newValue)
{
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
if (newValue != null)
{
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Creates the highlighting colorizer for the specified highlighting definition.
/// Allows derived classes to provide custom colorizer implementations for special highlighting definitions.
/// </summary>
/// <returns></returns>
protected virtual IVisualLineTransformer CreateColorizer(IHighlightingDefinition highlightingDefinition)
{
if (highlightingDefinition == null)
throw new ArgumentNullException(nameof(highlightingDefinition));
return new HighlightingColorizer(highlightingDefinition);
}
#endregion
#region WordWrap
/// <summary>
/// Word wrap dependency property.
/// </summary>
public static readonly StyledProperty<bool> WordWrapProperty =
AvaloniaProperty.Register<TextEditor, bool>("WordWrap");
/// <summary>
/// Specifies whether the text editor uses word wrapping.
/// </summary>
/// <remarks>
/// Setting WordWrap=true has the same effect as setting HorizontalScrollBarVisibility=Disabled and will override the
/// HorizontalScrollBarVisibility setting.
/// </remarks>
public bool WordWrap
{
get => GetValue(WordWrapProperty);
set => SetValue(WordWrapProperty, value);
}
#endregion
#region IsReadOnly
/// <summary>
/// IsReadOnly dependency property.
/// </summary>
public static readonly StyledProperty<bool> IsReadOnlyProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsReadOnly");
/// <summary>
/// Specifies whether the user can change the text editor content.
/// Setting this property will replace the
/// <see cref="Editing.TextArea.ReadOnlySectionProvider">TextArea.ReadOnlySectionProvider</see>.
/// </summary>
public bool IsReadOnly
{
get => GetValue(IsReadOnlyProperty);
set => SetValue(IsReadOnlyProperty, value);
}
private static void OnIsReadOnlyChanged(AvaloniaPropertyChangedEventArgs e)
{
if (e.Sender is TextEditor editor)
{
if ((bool)e.NewValue)
editor.TextArea.ReadOnlySectionProvider = ReadOnlySectionDocument.Instance;
else
editor.TextArea.ReadOnlySectionProvider = NoReadOnlySections.Instance;
}
}
#endregion
#region IsModified
/// <summary>
/// Dependency property for <see cref="IsModified"/>
/// </summary>
public static readonly StyledProperty<bool> IsModifiedProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsModified");
/// <summary>
/// Gets/Sets the 'modified' flag.
/// </summary>
public bool IsModified
{
get => GetValue(IsModifiedProperty);
set => SetValue(IsModifiedProperty, value);
}
private static void OnIsModifiedChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var document = editor?.Document;
if (document != null)
{
var undoStack = document.UndoStack;
if ((bool)e.NewValue)
{
if (undoStack.IsOriginalFile)
undoStack.DiscardOriginalFileMarker();
}
else
{
undoStack.MarkAsOriginalFile();
}
}
}
private void HandleIsOriginalChanged(PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
var document = Document;
if (document != null)
{
SetValue(IsModifiedProperty, (object)!document.UndoStack.IsOriginalFile);
}
}
}
#endregion
#region ShowLineNumbers
/// <summary>
/// ShowLineNumbers dependency property.
/// </summary>
public static readonly StyledProperty<bool> ShowLineNumbersProperty =
AvaloniaProperty.Register<TextEditor, bool>("ShowLineNumbers");
/// <summary>
/// Specifies whether line numbers are shown on the left to the text view.
/// </summary>
public bool ShowLineNumbers
{
get => GetValue(ShowLineNumbersProperty);
set => SetValue(ShowLineNumbersProperty, value);
}
private static void OnShowLineNumbersChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
if (editor == null) return;
var leftMargins = editor.TextArea.LeftMargins;
if ((bool)e.NewValue)
{
var lineNumbers = new LineNumberMargin();
var line = (Line)DottedLineMargin.Create();
leftMargins.Insert(0, lineNumbers);
leftMargins.Insert(1, line);
var lineNumbersForeground = new Binding("LineNumbersForeground") { Source = editor };
line.Bind(Shape.StrokeProperty, lineNumbersForeground);
lineNumbers.Bind(ForegroundProperty, lineNumbersForeground);
}
else
{
for (var i = 0; i < leftMargins.Count; i++)
{
if (leftMargins[i] is LineNumberMargin)
{
leftMargins.RemoveAt(i);
if (i < leftMargins.Count && DottedLineMargin.IsDottedLineMargin(leftMargins[i]))
{
leftMargins.RemoveAt(i);
}
break;
}
}
}
}
#endregion
#region LineNumbersForeground
/// <summary>
/// LineNumbersForeground dependency property.
/// </summary>
public static readonly StyledProperty<IBrush> LineNumbersForegroundProperty =
AvaloniaProperty.Register<TextEditor, IBrush>("LineNumbersForeground", Brushes.Gray);
/// <summary>
/// Gets/sets the Brush used for displaying the foreground color of line numbers.
/// </summary>
public IBrush LineNumbersForeground
{
get => GetValue(LineNumbersForegroundProperty);
set => SetValue(LineNumbersForegroundProperty, value);
}
private static void OnLineNumbersForegroundChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var lineNumberMargin = editor?.TextArea.LeftMargins.FirstOrDefault(margin => margin is LineNumberMargin) as LineNumberMargin;
lineNumberMargin?.SetValue(ForegroundProperty, e.NewValue);
}
private static void OnFontFamilyPropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontFamilyProperty, e.NewValue);
}
private static void OnFontSizePropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontSizeProperty, e.NewValue);
}
#endregion
#region TextBoxBase-like methods
/// <summary>
/// Appends text to the end of the document.
/// </summary>
public void AppendText(string textData)
{
var document = GetDocument();
document.Insert(document.TextLength, textData);
}
/// <summary>
/// Begins a group of document changes.
/// </summary>
public void BeginChange()
{
GetDocument().BeginUpdate();
}
/// <summary>
/// Copies the current selection to the clipboard.
/// </summary>
public void Copy()
{
if (CanCopy)
{
ApplicationCommands.Copy.Execute(null, TextArea);
}
}
/// <summary>
/// Removes the current selection and copies it to the clipboard.
/// </summary>
public void Cut()
{
if (CanCut)
{
ApplicationCommands.Cut.Execute(null, TextArea);
}
}
/// <summary>
/// Begins a group of document changes and returns an object that ends the group of document
/// changes when it is disposed.
/// </summary>
public IDisposable DeclareChangeBlock()
{
return GetDocument().RunUpdate();
}
/// <summary>
/// Removes the current selection without copying it to the clipboard.
/// </summary>
public void Delete()
{
if(CanDelete)
{
ApplicationCommands.Delete.Execute(null, TextArea);
}
}
/// <summary>
/// Ends the current group of document changes.
/// </summary>
public void EndChange()
{
GetDocument().EndUpdate();
}
/// <summary>
/// Scrolls one line down.
/// </summary>
public void LineDown()
{
//if (scrollViewer != null)
// scrollViewer.LineDown();
}
/// <summary>
/// Scrolls to the left.
/// </summary>
public void LineLeft()
{
//if (scrollViewer != null)
// scrollViewer.LineLeft();
}
/// <summary>
/// Scrolls to the right.
/// </summary>
public void LineRight()
{
//if (scrollViewer != null)
// scrollViewer.LineRight();
}
/// <summary>
/// Scrolls one line up.
/// </summary>
public void LineUp()
{
//if (scrollViewer != null)
// scrollViewer.LineUp();
}
/// <summary>
/// Scrolls one page down.
/// </summary>
public void PageDown()
{
//if (scrollViewer != null)
// scrollViewer.PageDown();
}
/// <summary>
/// Scrolls one page up.
/// </summary>
public void PageUp()
{
//if (scrollViewer != null)
// scrollViewer.PageUp();
}
/// <summary>
/// Scrolls one page left.
/// </summary>
public void PageLeft()
{
//if (scrollViewer != null)
// scrollViewer.PageLeft();
}
/// <summary>
/// Scrolls one page right.
/// </summary>
public void PageRight()
{
//if (scrollViewer != null)
// scrollViewer.PageRight();
}
/// <summary>
/// Pastes the clipboard content.
/// </summary>
public void Paste()
{
if (CanPaste)
{
ApplicationCommands.Paste.Execute(null, TextArea);
}
}
/// <summary>
/// Redoes the most recent undone command.
/// </summary>
/// <returns>True is the redo operation was successful, false is the redo stack is empty.</returns>
public bool Redo()
{
if (CanRedo)
{
ApplicationCommands.Redo.Execute(null, TextArea);
return true;
}
return false;
}
/// <summary>
/// Scrolls to the end of the document.
/// </summary>
public void ScrollToEnd()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToEnd();
}
/// <summary>
/// Scrolls to the start of the document.
/// </summary>
public void ScrollToHome()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToHome();
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToHorizontalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToHorizontalOffset(offset);
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToVerticalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToVerticalOffset(offset);
}
/// <summary>
/// Selects the entire text.
/// </summary>
public void SelectAll()
{
if (CanSelectAll)
{
ApplicationCommands.SelectAll.Execute(null, TextArea);
}
}
/// <summary>
/// Undoes the most recent command.
{
get
{
var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea?.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
return false;
}
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea?.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
}
/// <summary>
/// Gets if the most recent command can be undone.
/// </summary>
public bool CanUndo
{
get { return ApplicationCommands.Undo.CanExecute(null, TextArea); }
}
/// <summary>
{
get
{
var textArea = TextArea;
if (textArea != null)
return textArea.Caret.Offset;
return 0;
}
set
{
var textArea = TextArea;
if (textArea != null && textArea.Caret.Offset != value)
textArea.Caret.Offset = value;
}
}
{
get { return ApplicationCommands.Cut.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null)
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
return textArea.Selection.SurroundingSegment.Offset;
}
return 0;
}
set => Select(value, SelectionLength);
}
/// </summary>
public bool CanDelete
{
get { return ApplicationCommands.Delete.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null && !textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
return 0;
}
set => Select(SelectionStart, value);
}
/// Gets if text editor can activate the search panel
/// </summary>
public bool CanSearch
{
get { return searchPanel != null; }
}
/// <summary>
/// Gets the vertical size of the document.
/// </summary>
public double ExtentHeight => ScrollViewer?.Extent.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the current document region.
/// </summary>
public double ExtentWidth => ScrollViewer?.Extent.Width ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportHeight => ScrollViewer?.Viewport.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportWidth => ScrollViewer?.Viewport.Width ?? 0;
/// <summary>
/// Gets the vertical scroll position.
/// </summary>
public double VerticalOffset => ScrollViewer?.Offset.Y ?? 0;
/// <summary>
/// Gets the horizontal scroll position.
/// </summary>
public double HorizontalOffset => ScrollViewer?.Offset.X ?? 0;
#endregion
#region TextBox methods
/// <summary>
/// Gets/Sets the selected text.
/// </summary>
public string SelectedText
{
get
{
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
set
{
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
textArea.Document.Replace(offset, length, value);
// keep inserted text selected
textArea.Selection = Selection.Create(textArea, offset, offset + value.Length);
}
}
}
/// <summary>
/// Gets/sets the caret position.
/// </summary>
public int CaretOffset
{
get
{
return textArea.Caret.Offset;
}
set
{
textArea.Caret.Offset = value;
}
}
/// <summary>
/// Gets/sets the start position of the selection.
/// </summary>
public int SelectionStart
{
get
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
else
return textArea.Selection.SurroundingSegment.Offset;
}
set => Select(value, SelectionLength);
}
/// <summary>
/// Gets/sets the length of the selection.
/// </summary>
public int SelectionLength
{
get
{
if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
else
return 0;
}
set => Select(SelectionStart, value);
}
/// <summary>
/// Selects the specified text section.
/// </summary>
public void Select(int start, int length)
{
var documentLength = Document?.TextLength ?? 0;
if (start < 0 || start > documentLength)
throw new ArgumentOutOfRangeException(nameof(start), start, "Value must be between 0 and " + documentLength);
if (length < 0 || start + length > documentLength)
throw new ArgumentOutOfRangeException(nameof(length), length, "Value must be between 0 and " + (documentLength - start));
TextArea.Selection = Selection.Create(TextArea, start, start + length);
TextArea.Caret.Offset = start + length;
}
/// <summary>
/// Gets the number of lines in the document.
/// </summary>
public int LineCount
{
get
{
var document = Document;
if (document != null)
return document.LineCount;
return 1;
}
}
/// <summary>
/// Clears the text.
/// </summary>
public void Clear()
{
Text = string.Empty;
}
#endregion
#region Loading from stream
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Load(Stream stream)
{
using (var reader = FileReader.OpenStream(stream, Encoding ?? Encoding.UTF8))
{
Text = reader.ReadToEnd();
SetValue(EncodingProperty, (object)reader.CurrentEncoding);
}
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
public void Load(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO:load
//using (FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))
//{
// Load(fs);
//}
}
/// <summary>
/// Encoding dependency property.
/// </summary>
public static readonly StyledProperty<Encoding> EncodingProperty =
AvaloniaProperty.Register<TextEditor, Encoding>("Encoding");
/// <summary>
/// Gets/sets the encoding used when the file is saved.
/// </summary>
/// <remarks>
/// The <see cref="Load(Stream)"/> method autodetects the encoding of the file and sets this property accordingly.
/// The <see cref="Save(Stream)"/> method uses the encoding specified in this property.
/// </remarks>
public Encoding Encoding
{
get => GetValue(EncodingProperty);
set => SetValue(EncodingProperty, value);
}
/// <summary>
/// Saves the text to the stream.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Save(Stream stream)
{
if (stream == null)
throw new ArgumentNullException(nameof(stream));
var encoding = Encoding;
var document = Document;
var writer = encoding != null ? new StreamWriter(stream, encoding) : new StreamWriter(stream);
document?.WriteTextTo(writer);
writer.Flush();
// do not close the stream
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Saves the text to the file.
/// </summary>
public void Save(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO: save
//using (FileStream fs = new FileStream(fileName, FileMode.Create, FileAccess.Write, FileShare.None))
//{
// Save(fs);
//}
}
#endregion
#region PointerHover events
/// <summary>
/// The PreviewPointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverEvent =
TextView.PreviewPointerHoverEvent;
/// <summary>
/// the pointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverEvent =
TextView.PointerHoverEvent;
/// <summary>
/// The PreviewPointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverStoppedEvent =
TextView.PreviewPointerHoverStoppedEvent;
/// <summary>
/// the pointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverStoppedEvent =
TextView.PointerHoverStoppedEvent;
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHover
{
add => AddHandler(PreviewPointerHoverEvent, value);
remove => RemoveHandler(PreviewPointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHover
{
add => AddHandler(PointerHoverEvent, value);
remove => RemoveHandler(PointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHoverStopped
{
add => AddHandler(PreviewPointerHoverStoppedEvent, value);
remove => RemoveHandler(PreviewPointerHoverStoppedEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHoverStopped
{
add => AddHandler(PointerHoverStoppedEvent, value);
remove => RemoveHandler(PointerHoverStoppedEvent, value);
}
#endregion
#region ScrollBarVisibility
/// <summary>
/// Dependency property for <see cref="HorizontalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> HorizontalScrollBarVisibilityProperty = ScrollViewer.HorizontalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the horizontal scroll bar visibility.
/// </summary>
public ScrollBarVisibility HorizontalScrollBarVisibility
{
get => GetValue(HorizontalScrollBarVisibilityProperty);
set => SetValue(HorizontalScrollBarVisibilityProperty, value);
}
private ScrollBarVisibility _horizontalScrollBarVisibilityBck = ScrollBarVisibility.Auto;
/// <summary>
/// Dependency property for <see cref="VerticalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> VerticalScrollBarVisibilityProperty = ScrollViewer.VerticalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the vertical scroll bar visibility.
/// </summary>
public ScrollBarVisibility VerticalScrollBarVisibility
{
get => GetValue(VerticalScrollBarVisibilityProperty);
set => SetValue(VerticalScrollBarVisibilityProperty, value);
}
#endregion
object IServiceProvider.GetService(Type serviceType)
{
return TextArea.GetService(serviceType);
}
/// <summary>
/// Gets the text view position from a point inside the editor.
/// </summary>
/// <param name="point">The position, relative to top left
/// corner of TextEditor control</param>
/// <returns>The text view position, or null if the point is outside the document.</returns>
public TextViewPosition? GetPositionFromPoint(Point point)
{
if (Document == null)
return null;
var textView = TextArea.TextView;
Point tpoint = (Point)this.TranslatePoint(point + new Point(textView.ScrollOffset.X, Math.Floor(textView.ScrollOffset.Y)), textView);
return textView.GetPosition(tpoint);
}
/// <summary>
/// Scrolls to the specified line.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollToLine(int line)
{
ScrollTo(line, -1);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollTo(int line, int column)
{
const double MinimumScrollFraction = 0.3;
ScrollTo(line, column, VisualYPosition.LineMiddle,
null != ScrollViewer ? ScrollViewer.Viewport.Height / 2 : 0.0, MinimumScrollFraction);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (WPF layout must have run prior).
/// </summary>
/// <param name="line">Line to scroll to.</param>
/// <param name="column">Column to scroll to (important if wrapping is 'on', and for the horizontal scroll position).</param>
/// <param name="yPositionMode">The mode how to reference the Y position of the line.</param>
/// <param name="referencedVerticalViewPortOffset">Offset from the top of the viewport to where the referenced line/column should be positioned.</param>
/// <param name="minimumScrollFraction">The minimum vertical and/or horizontal scroll offset, expressed as fraction of the height or width of the viewport window, respectively.</param>
public void ScrollTo(int line, int column, VisualYPosition yPositionMode,
double referencedVerticalViewPortOffset, double minimumScrollFraction)
{
TextView textView = textArea.TextView;
TextDocument document = textView.Document;
if (ScrollViewer != null && document != null)
{
if (line < 1)
line = 1;
if (line > document.LineCount)
line = document.LineCount;
ILogicalScrollable scrollInfo = textView;
if (!scrollInfo.CanHorizontallyScroll)
{
// Word wrap is enabled. Ensure that we have up-to-date info about line height so that we scroll
// to the correct position.
// This avoids that the user has to repeat the ScrollTo() call several times when there are very long lines.
VisualLine vl = textView.GetOrConstructVisualLine(document.GetLineByNumber(line));
double remainingHeight = referencedVerticalViewPortOffset;
while (remainingHeight > 0)
{
DocumentLine prevLine = vl.FirstDocumentLine.PreviousLine;
if (prevLine == null)
break;
vl = textView.GetOrConstructVisualLine(prevLine);
remainingHeight -= vl.Height;
}
}
Point p = textArea.TextView.GetVisualPosition(
new TextViewPosition(line, Math.Max(1, column)),
yPositionMode);
double targetX = ScrollViewer.Offset.X;
double targetY = ScrollViewer.Offset.Y;
double verticalPos = p.Y - referencedVerticalViewPortOffset;
if (Math.Abs(verticalPos - ScrollViewer.Offset.Y) >
minimumScrollFraction * ScrollViewer.Viewport.Height)
{
targetY = Math.Max(0, verticalPos);
}
if (column > 0)
{
if (p.X > ScrollViewer.Viewport.Width - Caret.MinimumDistanceToViewBorder * 2)
{
double horizontalPos = Math.Max(0, p.X - ScrollViewer.Viewport.Width / 2);
if (Math.Abs(horizontalPos - ScrollViewer.Offset.X) >
minimumScrollFraction * ScrollViewer.Viewport.Width)
{
targetX = 0;
}
}
else
{
targetX = 0;
}
}
if (targetX != ScrollViewer.Offset.X || targetY != ScrollViewer.Offset.Y)
ScrollViewer.Offset = new Vector(targetX, targetY);
}
}
}
}
<MSG> Minor cleanup #123
https://github.com/icsharpcode/AvalonEdit/pull/123
<DFF> @@ -77,7 +77,7 @@ namespace AvaloniaEdit
protected TextEditor(TextArea textArea, TextDocument document)
{
- TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
+ this.textArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
@@ -263,7 +263,8 @@ namespace AvaloniaEdit
#endregion
#region TextArea / ScrollViewer properties
-
+ private readonly TextArea textArea;
+
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
@@ -276,7 +277,7 @@ namespace AvaloniaEdit
/// <summary>
/// Gets the text area.
/// </summary>
- public TextArea TextArea { get; }
+ public TextArea TextArea => textArea;
/// <summary>
/// Gets the scroll viewer used by the text editor.
@@ -314,7 +315,7 @@ namespace AvaloniaEdit
{
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Remove(_colorizer);
+ textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
@@ -323,7 +324,7 @@ namespace AvaloniaEdit
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Insert(0, _colorizer);
+ textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
@@ -799,10 +800,9 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
- if (textArea?.Document != null && !textArea.Selection.IsEmpty)
+ if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
@@ -811,7 +811,7 @@ namespace AvaloniaEdit
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
- if (textArea?.Document != null)
+ if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
@@ -829,16 +829,11 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- return textArea.Caret.Offset;
- return 0;
+ return textArea.Caret.Offset;
}
set
{
- var textArea = TextArea;
- if (textArea != null && textArea.Caret.Offset != value)
- textArea.Caret.Offset = value;
+ textArea.Caret.Offset = value;
}
}
@@ -849,14 +844,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- {
- if (textArea.Selection.IsEmpty)
- return textArea.Caret.Offset;
+ if (textArea.Selection.IsEmpty)
+ return textArea.Caret.Offset;
+ else
return textArea.Selection.SurroundingSegment.Offset;
- }
- return 0;
}
set => Select(value, SelectionLength);
}
@@ -868,10 +859,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null && !textArea.Selection.IsEmpty)
+ if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
- return 0;
+ else
+ return 0;
}
set => Select(SelectionStart, value);
}
| 16 | Minor cleanup #123 | 25 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067347 | <NME> TextEditor.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.ComponentModel;
using System.IO;
using System.Linq;
using System.Text;
using Avalonia;
using AvaloniaEdit.Document;
using AvaloniaEdit.Editing;
using AvaloniaEdit.Highlighting;
using AvaloniaEdit.Rendering;
using AvaloniaEdit.Utils;
using Avalonia.Controls;
using Avalonia.Controls.Primitives;
using Avalonia.Controls.Shapes;
using Avalonia.Input;
using Avalonia.Interactivity;
using Avalonia.LogicalTree;
using Avalonia.Media;
using Avalonia.Data;
using AvaloniaEdit.Search;
namespace AvaloniaEdit
{
/// <summary>
/// The text editor control.
/// Contains a scrollable TextArea.
/// </summary>
public class TextEditor : TemplatedControl, ITextEditorComponent
{
#region Constructors
static TextEditor()
{
FocusableProperty.OverrideDefaultValue<TextEditor>(true);
HorizontalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
VerticalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
OptionsProperty.Changed.Subscribe(OnOptionsChanged);
DocumentProperty.Changed.Subscribe(OnDocumentChanged);
SyntaxHighlightingProperty.Changed.Subscribe(OnSyntaxHighlightingChanged);
IsReadOnlyProperty.Changed.Subscribe(OnIsReadOnlyChanged);
IsModifiedProperty.Changed.Subscribe(OnIsModifiedChanged);
ShowLineNumbersProperty.Changed.Subscribe(OnShowLineNumbersChanged);
LineNumbersForegroundProperty.Changed.Subscribe(OnLineNumbersForegroundChanged);
FontFamilyProperty.Changed.Subscribe(OnFontFamilyPropertyChanged);
FontSizeProperty.Changed.Subscribe(OnFontSizePropertyChanged);
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
public TextEditor() : this(new TextArea())
{
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
protected TextEditor(TextArea textArea) : this(textArea, new TextDocument())
protected TextEditor(TextArea textArea, TextDocument document)
{
TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
textArea.TextView.Services.AddService(this);
SetValue(OptionsProperty, textArea.Options);
SetValue(DocumentProperty, document);
textArea[!BackgroundProperty] = this[!BackgroundProperty];
}
#endregion
protected override void OnGotFocus(GotFocusEventArgs e)
{
base.OnGotFocus(e);
TextArea.Focus();
e.Handled = true;
}
#region Document property
/// <summary>
/// Document property.
/// </summary>
public static readonly StyledProperty<TextDocument> DocumentProperty
= TextView.DocumentProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the document displayed by the text editor.
/// This is a dependency property.
/// </summary>
public TextDocument Document
{
get => GetValue(DocumentProperty);
set => SetValue(DocumentProperty, value);
}
/// <summary>
/// Occurs when the document property has changed.
/// </summary>
public event EventHandler DocumentChanged;
/// <summary>
/// Raises the <see cref="DocumentChanged"/> event.
/// </summary>
protected virtual void OnDocumentChanged(EventArgs e)
{
DocumentChanged?.Invoke(this, e);
}
private static void OnDocumentChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnDocumentChanged((TextDocument)e.OldValue, (TextDocument)e.NewValue);
}
private void OnDocumentChanged(TextDocument oldValue, TextDocument newValue)
{
if (oldValue != null)
{
TextDocumentWeakEventManager.TextChanged.RemoveHandler(oldValue, OnTextChanged);
PropertyChangedWeakEventManager.RemoveHandler(oldValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
TextArea.Document = newValue;
if (newValue != null)
{
TextDocumentWeakEventManager.TextChanged.AddHandler(newValue, OnTextChanged);
PropertyChangedWeakEventManager.AddHandler(newValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
OnDocumentChanged(EventArgs.Empty);
OnTextChanged(EventArgs.Empty);
}
#endregion
#region Options property
/// <summary>
/// Options property.
/// </summary>
public static readonly StyledProperty<TextEditorOptions> OptionsProperty
= TextView.OptionsProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the options currently used by the text editor.
/// </summary>
public TextEditorOptions Options
{
get => GetValue(OptionsProperty);
set => SetValue(OptionsProperty, value);
}
/// <summary>
/// Occurs when a text editor option has changed.
/// </summary>
public event PropertyChangedEventHandler OptionChanged;
/// <summary>
/// Raises the <see cref="OptionChanged"/> event.
/// </summary>
protected virtual void OnOptionChanged(PropertyChangedEventArgs e)
{
OptionChanged?.Invoke(this, e);
}
private static void OnOptionsChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnOptionsChanged((TextEditorOptions)e.OldValue, (TextEditorOptions)e.NewValue);
}
private void OnOptionsChanged(TextEditorOptions oldValue, TextEditorOptions newValue)
{
if (oldValue != null)
{
PropertyChangedWeakEventManager.RemoveHandler(oldValue, OnPropertyChangedHandler);
}
TextArea.Options = newValue;
if (newValue != null)
{
PropertyChangedWeakEventManager.AddHandler(newValue, OnPropertyChangedHandler);
}
OnOptionChanged(new PropertyChangedEventArgs(null));
}
private void OnPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
OnOptionChanged(e);
}
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
{
base.OnPropertyChanged(change);
if (change.Property == WordWrapProperty)
{
if (WordWrap)
{
_horizontalScrollBarVisibilityBck = HorizontalScrollBarVisibility;
HorizontalScrollBarVisibility = ScrollBarVisibility.Disabled;
}
else
{
HorizontalScrollBarVisibility = _horizontalScrollBarVisibilityBck;
}
}
}
private void OnUndoStackPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
HandleIsOriginalChanged(e);
}
}
private void OnTextChanged(object sender, EventArgs e)
{
OnTextChanged(e);
}
#endregion
#region Text property
/// <summary>
/// Gets/Sets the text of the current document.
/// </summary>
public string Text
{
get
{
var document = Document;
return document != null ? document.Text : string.Empty;
}
set
{
var document = GetDocument();
document.Text = value ?? string.Empty;
// after replacing the full text, the caret is positioned at the end of the document
// - reset it to the beginning.
CaretOffset = 0;
document.UndoStack.ClearAll();
}
}
#endregion
#region TextArea / ScrollViewer properties
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
/// <summary>
/// Occurs when the Text property changes.
/// </summary>
public event EventHandler TextChanged;
/// <summary>
/// Gets the text area.
/// </summary>
public TextArea TextArea { get; }
/// <summary>
/// Gets the scroll viewer used by the text editor.
#endregion
#region TextArea / ScrollViewer properties
private readonly TextArea textArea;
private SearchPanel searchPanel;
private bool wasSearchPanelOpened;
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
ScrollViewer = (ScrollViewer)e.NameScope.Find("PART_ScrollViewer");
ScrollViewer.Content = TextArea;
searchPanel = SearchPanel.Install(this);
}
protected override void OnAttachedToLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnAttachedToLogicalTree(e);
if (searchPanel != null && wasSearchPanelOpened)
{
searchPanel.Open();
}
}
protected override void OnDetachedFromLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnDetachedFromLogicalTree(e);
if (searchPanel != null)
{
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
/// <summary>
/// Gets the text area.
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Gets the scroll viewer used by the text editor.
/// This property can return null if the template has not been applied / does not contain a scroll viewer.
/// </summary>
internal ScrollViewer ScrollViewer { get; private set; }
#endregion
#region Syntax highlighting
/// <summary>
/// The <see cref="SyntaxHighlighting"/> property.
/// </summary>
public static readonly StyledProperty<IHighlightingDefinition> SyntaxHighlightingProperty =
AvaloniaProperty.Register<TextEditor, IHighlightingDefinition>("SyntaxHighlighting");
/// <summary>
/// Gets/sets the syntax highlighting definition used to colorize the text.
/// </summary>
public IHighlightingDefinition SyntaxHighlighting
{
get => GetValue(SyntaxHighlightingProperty);
set => SetValue(SyntaxHighlightingProperty, value);
}
private IVisualLineTransformer _colorizer;
private static void OnSyntaxHighlightingChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnSyntaxHighlightingChanged(e.NewValue as IHighlightingDefinition);
}
private void OnSyntaxHighlightingChanged(IHighlightingDefinition newValue)
{
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
if (newValue != null)
{
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Creates the highlighting colorizer for the specified highlighting definition.
/// Allows derived classes to provide custom colorizer implementations for special highlighting definitions.
/// </summary>
/// <returns></returns>
protected virtual IVisualLineTransformer CreateColorizer(IHighlightingDefinition highlightingDefinition)
{
if (highlightingDefinition == null)
throw new ArgumentNullException(nameof(highlightingDefinition));
return new HighlightingColorizer(highlightingDefinition);
}
#endregion
#region WordWrap
/// <summary>
/// Word wrap dependency property.
/// </summary>
public static readonly StyledProperty<bool> WordWrapProperty =
AvaloniaProperty.Register<TextEditor, bool>("WordWrap");
/// <summary>
/// Specifies whether the text editor uses word wrapping.
/// </summary>
/// <remarks>
/// Setting WordWrap=true has the same effect as setting HorizontalScrollBarVisibility=Disabled and will override the
/// HorizontalScrollBarVisibility setting.
/// </remarks>
public bool WordWrap
{
get => GetValue(WordWrapProperty);
set => SetValue(WordWrapProperty, value);
}
#endregion
#region IsReadOnly
/// <summary>
/// IsReadOnly dependency property.
/// </summary>
public static readonly StyledProperty<bool> IsReadOnlyProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsReadOnly");
/// <summary>
/// Specifies whether the user can change the text editor content.
/// Setting this property will replace the
/// <see cref="Editing.TextArea.ReadOnlySectionProvider">TextArea.ReadOnlySectionProvider</see>.
/// </summary>
public bool IsReadOnly
{
get => GetValue(IsReadOnlyProperty);
set => SetValue(IsReadOnlyProperty, value);
}
private static void OnIsReadOnlyChanged(AvaloniaPropertyChangedEventArgs e)
{
if (e.Sender is TextEditor editor)
{
if ((bool)e.NewValue)
editor.TextArea.ReadOnlySectionProvider = ReadOnlySectionDocument.Instance;
else
editor.TextArea.ReadOnlySectionProvider = NoReadOnlySections.Instance;
}
}
#endregion
#region IsModified
/// <summary>
/// Dependency property for <see cref="IsModified"/>
/// </summary>
public static readonly StyledProperty<bool> IsModifiedProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsModified");
/// <summary>
/// Gets/Sets the 'modified' flag.
/// </summary>
public bool IsModified
{
get => GetValue(IsModifiedProperty);
set => SetValue(IsModifiedProperty, value);
}
private static void OnIsModifiedChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var document = editor?.Document;
if (document != null)
{
var undoStack = document.UndoStack;
if ((bool)e.NewValue)
{
if (undoStack.IsOriginalFile)
undoStack.DiscardOriginalFileMarker();
}
else
{
undoStack.MarkAsOriginalFile();
}
}
}
private void HandleIsOriginalChanged(PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
var document = Document;
if (document != null)
{
SetValue(IsModifiedProperty, (object)!document.UndoStack.IsOriginalFile);
}
}
}
#endregion
#region ShowLineNumbers
/// <summary>
/// ShowLineNumbers dependency property.
/// </summary>
public static readonly StyledProperty<bool> ShowLineNumbersProperty =
AvaloniaProperty.Register<TextEditor, bool>("ShowLineNumbers");
/// <summary>
/// Specifies whether line numbers are shown on the left to the text view.
/// </summary>
public bool ShowLineNumbers
{
get => GetValue(ShowLineNumbersProperty);
set => SetValue(ShowLineNumbersProperty, value);
}
private static void OnShowLineNumbersChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
if (editor == null) return;
var leftMargins = editor.TextArea.LeftMargins;
if ((bool)e.NewValue)
{
var lineNumbers = new LineNumberMargin();
var line = (Line)DottedLineMargin.Create();
leftMargins.Insert(0, lineNumbers);
leftMargins.Insert(1, line);
var lineNumbersForeground = new Binding("LineNumbersForeground") { Source = editor };
line.Bind(Shape.StrokeProperty, lineNumbersForeground);
lineNumbers.Bind(ForegroundProperty, lineNumbersForeground);
}
else
{
for (var i = 0; i < leftMargins.Count; i++)
{
if (leftMargins[i] is LineNumberMargin)
{
leftMargins.RemoveAt(i);
if (i < leftMargins.Count && DottedLineMargin.IsDottedLineMargin(leftMargins[i]))
{
leftMargins.RemoveAt(i);
}
break;
}
}
}
}
#endregion
#region LineNumbersForeground
/// <summary>
/// LineNumbersForeground dependency property.
/// </summary>
public static readonly StyledProperty<IBrush> LineNumbersForegroundProperty =
AvaloniaProperty.Register<TextEditor, IBrush>("LineNumbersForeground", Brushes.Gray);
/// <summary>
/// Gets/sets the Brush used for displaying the foreground color of line numbers.
/// </summary>
public IBrush LineNumbersForeground
{
get => GetValue(LineNumbersForegroundProperty);
set => SetValue(LineNumbersForegroundProperty, value);
}
private static void OnLineNumbersForegroundChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var lineNumberMargin = editor?.TextArea.LeftMargins.FirstOrDefault(margin => margin is LineNumberMargin) as LineNumberMargin;
lineNumberMargin?.SetValue(ForegroundProperty, e.NewValue);
}
private static void OnFontFamilyPropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontFamilyProperty, e.NewValue);
}
private static void OnFontSizePropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontSizeProperty, e.NewValue);
}
#endregion
#region TextBoxBase-like methods
/// <summary>
/// Appends text to the end of the document.
/// </summary>
public void AppendText(string textData)
{
var document = GetDocument();
document.Insert(document.TextLength, textData);
}
/// <summary>
/// Begins a group of document changes.
/// </summary>
public void BeginChange()
{
GetDocument().BeginUpdate();
}
/// <summary>
/// Copies the current selection to the clipboard.
/// </summary>
public void Copy()
{
if (CanCopy)
{
ApplicationCommands.Copy.Execute(null, TextArea);
}
}
/// <summary>
/// Removes the current selection and copies it to the clipboard.
/// </summary>
public void Cut()
{
if (CanCut)
{
ApplicationCommands.Cut.Execute(null, TextArea);
}
}
/// <summary>
/// Begins a group of document changes and returns an object that ends the group of document
/// changes when it is disposed.
/// </summary>
public IDisposable DeclareChangeBlock()
{
return GetDocument().RunUpdate();
}
/// <summary>
/// Removes the current selection without copying it to the clipboard.
/// </summary>
public void Delete()
{
if(CanDelete)
{
ApplicationCommands.Delete.Execute(null, TextArea);
}
}
/// <summary>
/// Ends the current group of document changes.
/// </summary>
public void EndChange()
{
GetDocument().EndUpdate();
}
/// <summary>
/// Scrolls one line down.
/// </summary>
public void LineDown()
{
//if (scrollViewer != null)
// scrollViewer.LineDown();
}
/// <summary>
/// Scrolls to the left.
/// </summary>
public void LineLeft()
{
//if (scrollViewer != null)
// scrollViewer.LineLeft();
}
/// <summary>
/// Scrolls to the right.
/// </summary>
public void LineRight()
{
//if (scrollViewer != null)
// scrollViewer.LineRight();
}
/// <summary>
/// Scrolls one line up.
/// </summary>
public void LineUp()
{
//if (scrollViewer != null)
// scrollViewer.LineUp();
}
/// <summary>
/// Scrolls one page down.
/// </summary>
public void PageDown()
{
//if (scrollViewer != null)
// scrollViewer.PageDown();
}
/// <summary>
/// Scrolls one page up.
/// </summary>
public void PageUp()
{
//if (scrollViewer != null)
// scrollViewer.PageUp();
}
/// <summary>
/// Scrolls one page left.
/// </summary>
public void PageLeft()
{
//if (scrollViewer != null)
// scrollViewer.PageLeft();
}
/// <summary>
/// Scrolls one page right.
/// </summary>
public void PageRight()
{
//if (scrollViewer != null)
// scrollViewer.PageRight();
}
/// <summary>
/// Pastes the clipboard content.
/// </summary>
public void Paste()
{
if (CanPaste)
{
ApplicationCommands.Paste.Execute(null, TextArea);
}
}
/// <summary>
/// Redoes the most recent undone command.
/// </summary>
/// <returns>True is the redo operation was successful, false is the redo stack is empty.</returns>
public bool Redo()
{
if (CanRedo)
{
ApplicationCommands.Redo.Execute(null, TextArea);
return true;
}
return false;
}
/// <summary>
/// Scrolls to the end of the document.
/// </summary>
public void ScrollToEnd()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToEnd();
}
/// <summary>
/// Scrolls to the start of the document.
/// </summary>
public void ScrollToHome()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToHome();
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToHorizontalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToHorizontalOffset(offset);
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToVerticalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToVerticalOffset(offset);
}
/// <summary>
/// Selects the entire text.
/// </summary>
public void SelectAll()
{
if (CanSelectAll)
{
ApplicationCommands.SelectAll.Execute(null, TextArea);
}
}
/// <summary>
/// Undoes the most recent command.
{
get
{
var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea?.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
return false;
}
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea?.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
}
/// <summary>
/// Gets if the most recent command can be undone.
/// </summary>
public bool CanUndo
{
get { return ApplicationCommands.Undo.CanExecute(null, TextArea); }
}
/// <summary>
{
get
{
var textArea = TextArea;
if (textArea != null)
return textArea.Caret.Offset;
return 0;
}
set
{
var textArea = TextArea;
if (textArea != null && textArea.Caret.Offset != value)
textArea.Caret.Offset = value;
}
}
{
get { return ApplicationCommands.Cut.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null)
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
return textArea.Selection.SurroundingSegment.Offset;
}
return 0;
}
set => Select(value, SelectionLength);
}
/// </summary>
public bool CanDelete
{
get { return ApplicationCommands.Delete.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null && !textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
return 0;
}
set => Select(SelectionStart, value);
}
/// Gets if text editor can activate the search panel
/// </summary>
public bool CanSearch
{
get { return searchPanel != null; }
}
/// <summary>
/// Gets the vertical size of the document.
/// </summary>
public double ExtentHeight => ScrollViewer?.Extent.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the current document region.
/// </summary>
public double ExtentWidth => ScrollViewer?.Extent.Width ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportHeight => ScrollViewer?.Viewport.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportWidth => ScrollViewer?.Viewport.Width ?? 0;
/// <summary>
/// Gets the vertical scroll position.
/// </summary>
public double VerticalOffset => ScrollViewer?.Offset.Y ?? 0;
/// <summary>
/// Gets the horizontal scroll position.
/// </summary>
public double HorizontalOffset => ScrollViewer?.Offset.X ?? 0;
#endregion
#region TextBox methods
/// <summary>
/// Gets/Sets the selected text.
/// </summary>
public string SelectedText
{
get
{
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
set
{
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
textArea.Document.Replace(offset, length, value);
// keep inserted text selected
textArea.Selection = Selection.Create(textArea, offset, offset + value.Length);
}
}
}
/// <summary>
/// Gets/sets the caret position.
/// </summary>
public int CaretOffset
{
get
{
return textArea.Caret.Offset;
}
set
{
textArea.Caret.Offset = value;
}
}
/// <summary>
/// Gets/sets the start position of the selection.
/// </summary>
public int SelectionStart
{
get
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
else
return textArea.Selection.SurroundingSegment.Offset;
}
set => Select(value, SelectionLength);
}
/// <summary>
/// Gets/sets the length of the selection.
/// </summary>
public int SelectionLength
{
get
{
if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
else
return 0;
}
set => Select(SelectionStart, value);
}
/// <summary>
/// Selects the specified text section.
/// </summary>
public void Select(int start, int length)
{
var documentLength = Document?.TextLength ?? 0;
if (start < 0 || start > documentLength)
throw new ArgumentOutOfRangeException(nameof(start), start, "Value must be between 0 and " + documentLength);
if (length < 0 || start + length > documentLength)
throw new ArgumentOutOfRangeException(nameof(length), length, "Value must be between 0 and " + (documentLength - start));
TextArea.Selection = Selection.Create(TextArea, start, start + length);
TextArea.Caret.Offset = start + length;
}
/// <summary>
/// Gets the number of lines in the document.
/// </summary>
public int LineCount
{
get
{
var document = Document;
if (document != null)
return document.LineCount;
return 1;
}
}
/// <summary>
/// Clears the text.
/// </summary>
public void Clear()
{
Text = string.Empty;
}
#endregion
#region Loading from stream
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Load(Stream stream)
{
using (var reader = FileReader.OpenStream(stream, Encoding ?? Encoding.UTF8))
{
Text = reader.ReadToEnd();
SetValue(EncodingProperty, (object)reader.CurrentEncoding);
}
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
public void Load(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO:load
//using (FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))
//{
// Load(fs);
//}
}
/// <summary>
/// Encoding dependency property.
/// </summary>
public static readonly StyledProperty<Encoding> EncodingProperty =
AvaloniaProperty.Register<TextEditor, Encoding>("Encoding");
/// <summary>
/// Gets/sets the encoding used when the file is saved.
/// </summary>
/// <remarks>
/// The <see cref="Load(Stream)"/> method autodetects the encoding of the file and sets this property accordingly.
/// The <see cref="Save(Stream)"/> method uses the encoding specified in this property.
/// </remarks>
public Encoding Encoding
{
get => GetValue(EncodingProperty);
set => SetValue(EncodingProperty, value);
}
/// <summary>
/// Saves the text to the stream.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Save(Stream stream)
{
if (stream == null)
throw new ArgumentNullException(nameof(stream));
var encoding = Encoding;
var document = Document;
var writer = encoding != null ? new StreamWriter(stream, encoding) : new StreamWriter(stream);
document?.WriteTextTo(writer);
writer.Flush();
// do not close the stream
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Saves the text to the file.
/// </summary>
public void Save(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO: save
//using (FileStream fs = new FileStream(fileName, FileMode.Create, FileAccess.Write, FileShare.None))
//{
// Save(fs);
//}
}
#endregion
#region PointerHover events
/// <summary>
/// The PreviewPointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverEvent =
TextView.PreviewPointerHoverEvent;
/// <summary>
/// the pointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverEvent =
TextView.PointerHoverEvent;
/// <summary>
/// The PreviewPointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverStoppedEvent =
TextView.PreviewPointerHoverStoppedEvent;
/// <summary>
/// the pointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverStoppedEvent =
TextView.PointerHoverStoppedEvent;
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHover
{
add => AddHandler(PreviewPointerHoverEvent, value);
remove => RemoveHandler(PreviewPointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHover
{
add => AddHandler(PointerHoverEvent, value);
remove => RemoveHandler(PointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHoverStopped
{
add => AddHandler(PreviewPointerHoverStoppedEvent, value);
remove => RemoveHandler(PreviewPointerHoverStoppedEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHoverStopped
{
add => AddHandler(PointerHoverStoppedEvent, value);
remove => RemoveHandler(PointerHoverStoppedEvent, value);
}
#endregion
#region ScrollBarVisibility
/// <summary>
/// Dependency property for <see cref="HorizontalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> HorizontalScrollBarVisibilityProperty = ScrollViewer.HorizontalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the horizontal scroll bar visibility.
/// </summary>
public ScrollBarVisibility HorizontalScrollBarVisibility
{
get => GetValue(HorizontalScrollBarVisibilityProperty);
set => SetValue(HorizontalScrollBarVisibilityProperty, value);
}
private ScrollBarVisibility _horizontalScrollBarVisibilityBck = ScrollBarVisibility.Auto;
/// <summary>
/// Dependency property for <see cref="VerticalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> VerticalScrollBarVisibilityProperty = ScrollViewer.VerticalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the vertical scroll bar visibility.
/// </summary>
public ScrollBarVisibility VerticalScrollBarVisibility
{
get => GetValue(VerticalScrollBarVisibilityProperty);
set => SetValue(VerticalScrollBarVisibilityProperty, value);
}
#endregion
object IServiceProvider.GetService(Type serviceType)
{
return TextArea.GetService(serviceType);
}
/// <summary>
/// Gets the text view position from a point inside the editor.
/// </summary>
/// <param name="point">The position, relative to top left
/// corner of TextEditor control</param>
/// <returns>The text view position, or null if the point is outside the document.</returns>
public TextViewPosition? GetPositionFromPoint(Point point)
{
if (Document == null)
return null;
var textView = TextArea.TextView;
Point tpoint = (Point)this.TranslatePoint(point + new Point(textView.ScrollOffset.X, Math.Floor(textView.ScrollOffset.Y)), textView);
return textView.GetPosition(tpoint);
}
/// <summary>
/// Scrolls to the specified line.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollToLine(int line)
{
ScrollTo(line, -1);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollTo(int line, int column)
{
const double MinimumScrollFraction = 0.3;
ScrollTo(line, column, VisualYPosition.LineMiddle,
null != ScrollViewer ? ScrollViewer.Viewport.Height / 2 : 0.0, MinimumScrollFraction);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (WPF layout must have run prior).
/// </summary>
/// <param name="line">Line to scroll to.</param>
/// <param name="column">Column to scroll to (important if wrapping is 'on', and for the horizontal scroll position).</param>
/// <param name="yPositionMode">The mode how to reference the Y position of the line.</param>
/// <param name="referencedVerticalViewPortOffset">Offset from the top of the viewport to where the referenced line/column should be positioned.</param>
/// <param name="minimumScrollFraction">The minimum vertical and/or horizontal scroll offset, expressed as fraction of the height or width of the viewport window, respectively.</param>
public void ScrollTo(int line, int column, VisualYPosition yPositionMode,
double referencedVerticalViewPortOffset, double minimumScrollFraction)
{
TextView textView = textArea.TextView;
TextDocument document = textView.Document;
if (ScrollViewer != null && document != null)
{
if (line < 1)
line = 1;
if (line > document.LineCount)
line = document.LineCount;
ILogicalScrollable scrollInfo = textView;
if (!scrollInfo.CanHorizontallyScroll)
{
// Word wrap is enabled. Ensure that we have up-to-date info about line height so that we scroll
// to the correct position.
// This avoids that the user has to repeat the ScrollTo() call several times when there are very long lines.
VisualLine vl = textView.GetOrConstructVisualLine(document.GetLineByNumber(line));
double remainingHeight = referencedVerticalViewPortOffset;
while (remainingHeight > 0)
{
DocumentLine prevLine = vl.FirstDocumentLine.PreviousLine;
if (prevLine == null)
break;
vl = textView.GetOrConstructVisualLine(prevLine);
remainingHeight -= vl.Height;
}
}
Point p = textArea.TextView.GetVisualPosition(
new TextViewPosition(line, Math.Max(1, column)),
yPositionMode);
double targetX = ScrollViewer.Offset.X;
double targetY = ScrollViewer.Offset.Y;
double verticalPos = p.Y - referencedVerticalViewPortOffset;
if (Math.Abs(verticalPos - ScrollViewer.Offset.Y) >
minimumScrollFraction * ScrollViewer.Viewport.Height)
{
targetY = Math.Max(0, verticalPos);
}
if (column > 0)
{
if (p.X > ScrollViewer.Viewport.Width - Caret.MinimumDistanceToViewBorder * 2)
{
double horizontalPos = Math.Max(0, p.X - ScrollViewer.Viewport.Width / 2);
if (Math.Abs(horizontalPos - ScrollViewer.Offset.X) >
minimumScrollFraction * ScrollViewer.Viewport.Width)
{
targetX = 0;
}
}
else
{
targetX = 0;
}
}
if (targetX != ScrollViewer.Offset.X || targetY != ScrollViewer.Offset.Y)
ScrollViewer.Offset = new Vector(targetX, targetY);
}
}
}
}
<MSG> Minor cleanup #123
https://github.com/icsharpcode/AvalonEdit/pull/123
<DFF> @@ -77,7 +77,7 @@ namespace AvaloniaEdit
protected TextEditor(TextArea textArea, TextDocument document)
{
- TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
+ this.textArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
@@ -263,7 +263,8 @@ namespace AvaloniaEdit
#endregion
#region TextArea / ScrollViewer properties
-
+ private readonly TextArea textArea;
+
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
@@ -276,7 +277,7 @@ namespace AvaloniaEdit
/// <summary>
/// Gets the text area.
/// </summary>
- public TextArea TextArea { get; }
+ public TextArea TextArea => textArea;
/// <summary>
/// Gets the scroll viewer used by the text editor.
@@ -314,7 +315,7 @@ namespace AvaloniaEdit
{
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Remove(_colorizer);
+ textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
@@ -323,7 +324,7 @@ namespace AvaloniaEdit
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Insert(0, _colorizer);
+ textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
@@ -799,10 +800,9 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
- if (textArea?.Document != null && !textArea.Selection.IsEmpty)
+ if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
@@ -811,7 +811,7 @@ namespace AvaloniaEdit
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
- if (textArea?.Document != null)
+ if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
@@ -829,16 +829,11 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- return textArea.Caret.Offset;
- return 0;
+ return textArea.Caret.Offset;
}
set
{
- var textArea = TextArea;
- if (textArea != null && textArea.Caret.Offset != value)
- textArea.Caret.Offset = value;
+ textArea.Caret.Offset = value;
}
}
@@ -849,14 +844,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- {
- if (textArea.Selection.IsEmpty)
- return textArea.Caret.Offset;
+ if (textArea.Selection.IsEmpty)
+ return textArea.Caret.Offset;
+ else
return textArea.Selection.SurroundingSegment.Offset;
- }
- return 0;
}
set => Select(value, SelectionLength);
}
@@ -868,10 +859,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null && !textArea.Selection.IsEmpty)
+ if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
- return 0;
+ else
+ return 0;
}
set => Select(SelectionStart, value);
}
| 16 | Minor cleanup #123 | 25 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067348 | <NME> TextEditor.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.ComponentModel;
using System.IO;
using System.Linq;
using System.Text;
using Avalonia;
using AvaloniaEdit.Document;
using AvaloniaEdit.Editing;
using AvaloniaEdit.Highlighting;
using AvaloniaEdit.Rendering;
using AvaloniaEdit.Utils;
using Avalonia.Controls;
using Avalonia.Controls.Primitives;
using Avalonia.Controls.Shapes;
using Avalonia.Input;
using Avalonia.Interactivity;
using Avalonia.LogicalTree;
using Avalonia.Media;
using Avalonia.Data;
using AvaloniaEdit.Search;
namespace AvaloniaEdit
{
/// <summary>
/// The text editor control.
/// Contains a scrollable TextArea.
/// </summary>
public class TextEditor : TemplatedControl, ITextEditorComponent
{
#region Constructors
static TextEditor()
{
FocusableProperty.OverrideDefaultValue<TextEditor>(true);
HorizontalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
VerticalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
OptionsProperty.Changed.Subscribe(OnOptionsChanged);
DocumentProperty.Changed.Subscribe(OnDocumentChanged);
SyntaxHighlightingProperty.Changed.Subscribe(OnSyntaxHighlightingChanged);
IsReadOnlyProperty.Changed.Subscribe(OnIsReadOnlyChanged);
IsModifiedProperty.Changed.Subscribe(OnIsModifiedChanged);
ShowLineNumbersProperty.Changed.Subscribe(OnShowLineNumbersChanged);
LineNumbersForegroundProperty.Changed.Subscribe(OnLineNumbersForegroundChanged);
FontFamilyProperty.Changed.Subscribe(OnFontFamilyPropertyChanged);
FontSizeProperty.Changed.Subscribe(OnFontSizePropertyChanged);
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
public TextEditor() : this(new TextArea())
{
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
protected TextEditor(TextArea textArea) : this(textArea, new TextDocument())
protected TextEditor(TextArea textArea, TextDocument document)
{
TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
textArea.TextView.Services.AddService(this);
SetValue(OptionsProperty, textArea.Options);
SetValue(DocumentProperty, document);
textArea[!BackgroundProperty] = this[!BackgroundProperty];
}
#endregion
protected override void OnGotFocus(GotFocusEventArgs e)
{
base.OnGotFocus(e);
TextArea.Focus();
e.Handled = true;
}
#region Document property
/// <summary>
/// Document property.
/// </summary>
public static readonly StyledProperty<TextDocument> DocumentProperty
= TextView.DocumentProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the document displayed by the text editor.
/// This is a dependency property.
/// </summary>
public TextDocument Document
{
get => GetValue(DocumentProperty);
set => SetValue(DocumentProperty, value);
}
/// <summary>
/// Occurs when the document property has changed.
/// </summary>
public event EventHandler DocumentChanged;
/// <summary>
/// Raises the <see cref="DocumentChanged"/> event.
/// </summary>
protected virtual void OnDocumentChanged(EventArgs e)
{
DocumentChanged?.Invoke(this, e);
}
private static void OnDocumentChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnDocumentChanged((TextDocument)e.OldValue, (TextDocument)e.NewValue);
}
private void OnDocumentChanged(TextDocument oldValue, TextDocument newValue)
{
if (oldValue != null)
{
TextDocumentWeakEventManager.TextChanged.RemoveHandler(oldValue, OnTextChanged);
PropertyChangedWeakEventManager.RemoveHandler(oldValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
TextArea.Document = newValue;
if (newValue != null)
{
TextDocumentWeakEventManager.TextChanged.AddHandler(newValue, OnTextChanged);
PropertyChangedWeakEventManager.AddHandler(newValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
OnDocumentChanged(EventArgs.Empty);
OnTextChanged(EventArgs.Empty);
}
#endregion
#region Options property
/// <summary>
/// Options property.
/// </summary>
public static readonly StyledProperty<TextEditorOptions> OptionsProperty
= TextView.OptionsProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the options currently used by the text editor.
/// </summary>
public TextEditorOptions Options
{
get => GetValue(OptionsProperty);
set => SetValue(OptionsProperty, value);
}
/// <summary>
/// Occurs when a text editor option has changed.
/// </summary>
public event PropertyChangedEventHandler OptionChanged;
/// <summary>
/// Raises the <see cref="OptionChanged"/> event.
/// </summary>
protected virtual void OnOptionChanged(PropertyChangedEventArgs e)
{
OptionChanged?.Invoke(this, e);
}
private static void OnOptionsChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnOptionsChanged((TextEditorOptions)e.OldValue, (TextEditorOptions)e.NewValue);
}
private void OnOptionsChanged(TextEditorOptions oldValue, TextEditorOptions newValue)
{
if (oldValue != null)
{
PropertyChangedWeakEventManager.RemoveHandler(oldValue, OnPropertyChangedHandler);
}
TextArea.Options = newValue;
if (newValue != null)
{
PropertyChangedWeakEventManager.AddHandler(newValue, OnPropertyChangedHandler);
}
OnOptionChanged(new PropertyChangedEventArgs(null));
}
private void OnPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
OnOptionChanged(e);
}
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
{
base.OnPropertyChanged(change);
if (change.Property == WordWrapProperty)
{
if (WordWrap)
{
_horizontalScrollBarVisibilityBck = HorizontalScrollBarVisibility;
HorizontalScrollBarVisibility = ScrollBarVisibility.Disabled;
}
else
{
HorizontalScrollBarVisibility = _horizontalScrollBarVisibilityBck;
}
}
}
private void OnUndoStackPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
HandleIsOriginalChanged(e);
}
}
private void OnTextChanged(object sender, EventArgs e)
{
OnTextChanged(e);
}
#endregion
#region Text property
/// <summary>
/// Gets/Sets the text of the current document.
/// </summary>
public string Text
{
get
{
var document = Document;
return document != null ? document.Text : string.Empty;
}
set
{
var document = GetDocument();
document.Text = value ?? string.Empty;
// after replacing the full text, the caret is positioned at the end of the document
// - reset it to the beginning.
CaretOffset = 0;
document.UndoStack.ClearAll();
}
}
#endregion
#region TextArea / ScrollViewer properties
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
/// <summary>
/// Occurs when the Text property changes.
/// </summary>
public event EventHandler TextChanged;
/// <summary>
/// Gets the text area.
/// </summary>
public TextArea TextArea { get; }
/// <summary>
/// Gets the scroll viewer used by the text editor.
#endregion
#region TextArea / ScrollViewer properties
private readonly TextArea textArea;
private SearchPanel searchPanel;
private bool wasSearchPanelOpened;
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
ScrollViewer = (ScrollViewer)e.NameScope.Find("PART_ScrollViewer");
ScrollViewer.Content = TextArea;
searchPanel = SearchPanel.Install(this);
}
protected override void OnAttachedToLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnAttachedToLogicalTree(e);
if (searchPanel != null && wasSearchPanelOpened)
{
searchPanel.Open();
}
}
protected override void OnDetachedFromLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnDetachedFromLogicalTree(e);
if (searchPanel != null)
{
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
/// <summary>
/// Gets the text area.
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Gets the scroll viewer used by the text editor.
/// This property can return null if the template has not been applied / does not contain a scroll viewer.
/// </summary>
internal ScrollViewer ScrollViewer { get; private set; }
#endregion
#region Syntax highlighting
/// <summary>
/// The <see cref="SyntaxHighlighting"/> property.
/// </summary>
public static readonly StyledProperty<IHighlightingDefinition> SyntaxHighlightingProperty =
AvaloniaProperty.Register<TextEditor, IHighlightingDefinition>("SyntaxHighlighting");
/// <summary>
/// Gets/sets the syntax highlighting definition used to colorize the text.
/// </summary>
public IHighlightingDefinition SyntaxHighlighting
{
get => GetValue(SyntaxHighlightingProperty);
set => SetValue(SyntaxHighlightingProperty, value);
}
private IVisualLineTransformer _colorizer;
private static void OnSyntaxHighlightingChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnSyntaxHighlightingChanged(e.NewValue as IHighlightingDefinition);
}
private void OnSyntaxHighlightingChanged(IHighlightingDefinition newValue)
{
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
if (newValue != null)
{
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Creates the highlighting colorizer for the specified highlighting definition.
/// Allows derived classes to provide custom colorizer implementations for special highlighting definitions.
/// </summary>
/// <returns></returns>
protected virtual IVisualLineTransformer CreateColorizer(IHighlightingDefinition highlightingDefinition)
{
if (highlightingDefinition == null)
throw new ArgumentNullException(nameof(highlightingDefinition));
return new HighlightingColorizer(highlightingDefinition);
}
#endregion
#region WordWrap
/// <summary>
/// Word wrap dependency property.
/// </summary>
public static readonly StyledProperty<bool> WordWrapProperty =
AvaloniaProperty.Register<TextEditor, bool>("WordWrap");
/// <summary>
/// Specifies whether the text editor uses word wrapping.
/// </summary>
/// <remarks>
/// Setting WordWrap=true has the same effect as setting HorizontalScrollBarVisibility=Disabled and will override the
/// HorizontalScrollBarVisibility setting.
/// </remarks>
public bool WordWrap
{
get => GetValue(WordWrapProperty);
set => SetValue(WordWrapProperty, value);
}
#endregion
#region IsReadOnly
/// <summary>
/// IsReadOnly dependency property.
/// </summary>
public static readonly StyledProperty<bool> IsReadOnlyProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsReadOnly");
/// <summary>
/// Specifies whether the user can change the text editor content.
/// Setting this property will replace the
/// <see cref="Editing.TextArea.ReadOnlySectionProvider">TextArea.ReadOnlySectionProvider</see>.
/// </summary>
public bool IsReadOnly
{
get => GetValue(IsReadOnlyProperty);
set => SetValue(IsReadOnlyProperty, value);
}
private static void OnIsReadOnlyChanged(AvaloniaPropertyChangedEventArgs e)
{
if (e.Sender is TextEditor editor)
{
if ((bool)e.NewValue)
editor.TextArea.ReadOnlySectionProvider = ReadOnlySectionDocument.Instance;
else
editor.TextArea.ReadOnlySectionProvider = NoReadOnlySections.Instance;
}
}
#endregion
#region IsModified
/// <summary>
/// Dependency property for <see cref="IsModified"/>
/// </summary>
public static readonly StyledProperty<bool> IsModifiedProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsModified");
/// <summary>
/// Gets/Sets the 'modified' flag.
/// </summary>
public bool IsModified
{
get => GetValue(IsModifiedProperty);
set => SetValue(IsModifiedProperty, value);
}
private static void OnIsModifiedChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var document = editor?.Document;
if (document != null)
{
var undoStack = document.UndoStack;
if ((bool)e.NewValue)
{
if (undoStack.IsOriginalFile)
undoStack.DiscardOriginalFileMarker();
}
else
{
undoStack.MarkAsOriginalFile();
}
}
}
private void HandleIsOriginalChanged(PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
var document = Document;
if (document != null)
{
SetValue(IsModifiedProperty, (object)!document.UndoStack.IsOriginalFile);
}
}
}
#endregion
#region ShowLineNumbers
/// <summary>
/// ShowLineNumbers dependency property.
/// </summary>
public static readonly StyledProperty<bool> ShowLineNumbersProperty =
AvaloniaProperty.Register<TextEditor, bool>("ShowLineNumbers");
/// <summary>
/// Specifies whether line numbers are shown on the left to the text view.
/// </summary>
public bool ShowLineNumbers
{
get => GetValue(ShowLineNumbersProperty);
set => SetValue(ShowLineNumbersProperty, value);
}
private static void OnShowLineNumbersChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
if (editor == null) return;
var leftMargins = editor.TextArea.LeftMargins;
if ((bool)e.NewValue)
{
var lineNumbers = new LineNumberMargin();
var line = (Line)DottedLineMargin.Create();
leftMargins.Insert(0, lineNumbers);
leftMargins.Insert(1, line);
var lineNumbersForeground = new Binding("LineNumbersForeground") { Source = editor };
line.Bind(Shape.StrokeProperty, lineNumbersForeground);
lineNumbers.Bind(ForegroundProperty, lineNumbersForeground);
}
else
{
for (var i = 0; i < leftMargins.Count; i++)
{
if (leftMargins[i] is LineNumberMargin)
{
leftMargins.RemoveAt(i);
if (i < leftMargins.Count && DottedLineMargin.IsDottedLineMargin(leftMargins[i]))
{
leftMargins.RemoveAt(i);
}
break;
}
}
}
}
#endregion
#region LineNumbersForeground
/// <summary>
/// LineNumbersForeground dependency property.
/// </summary>
public static readonly StyledProperty<IBrush> LineNumbersForegroundProperty =
AvaloniaProperty.Register<TextEditor, IBrush>("LineNumbersForeground", Brushes.Gray);
/// <summary>
/// Gets/sets the Brush used for displaying the foreground color of line numbers.
/// </summary>
public IBrush LineNumbersForeground
{
get => GetValue(LineNumbersForegroundProperty);
set => SetValue(LineNumbersForegroundProperty, value);
}
private static void OnLineNumbersForegroundChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var lineNumberMargin = editor?.TextArea.LeftMargins.FirstOrDefault(margin => margin is LineNumberMargin) as LineNumberMargin;
lineNumberMargin?.SetValue(ForegroundProperty, e.NewValue);
}
private static void OnFontFamilyPropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontFamilyProperty, e.NewValue);
}
private static void OnFontSizePropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontSizeProperty, e.NewValue);
}
#endregion
#region TextBoxBase-like methods
/// <summary>
/// Appends text to the end of the document.
/// </summary>
public void AppendText(string textData)
{
var document = GetDocument();
document.Insert(document.TextLength, textData);
}
/// <summary>
/// Begins a group of document changes.
/// </summary>
public void BeginChange()
{
GetDocument().BeginUpdate();
}
/// <summary>
/// Copies the current selection to the clipboard.
/// </summary>
public void Copy()
{
if (CanCopy)
{
ApplicationCommands.Copy.Execute(null, TextArea);
}
}
/// <summary>
/// Removes the current selection and copies it to the clipboard.
/// </summary>
public void Cut()
{
if (CanCut)
{
ApplicationCommands.Cut.Execute(null, TextArea);
}
}
/// <summary>
/// Begins a group of document changes and returns an object that ends the group of document
/// changes when it is disposed.
/// </summary>
public IDisposable DeclareChangeBlock()
{
return GetDocument().RunUpdate();
}
/// <summary>
/// Removes the current selection without copying it to the clipboard.
/// </summary>
public void Delete()
{
if(CanDelete)
{
ApplicationCommands.Delete.Execute(null, TextArea);
}
}
/// <summary>
/// Ends the current group of document changes.
/// </summary>
public void EndChange()
{
GetDocument().EndUpdate();
}
/// <summary>
/// Scrolls one line down.
/// </summary>
public void LineDown()
{
//if (scrollViewer != null)
// scrollViewer.LineDown();
}
/// <summary>
/// Scrolls to the left.
/// </summary>
public void LineLeft()
{
//if (scrollViewer != null)
// scrollViewer.LineLeft();
}
/// <summary>
/// Scrolls to the right.
/// </summary>
public void LineRight()
{
//if (scrollViewer != null)
// scrollViewer.LineRight();
}
/// <summary>
/// Scrolls one line up.
/// </summary>
public void LineUp()
{
//if (scrollViewer != null)
// scrollViewer.LineUp();
}
/// <summary>
/// Scrolls one page down.
/// </summary>
public void PageDown()
{
//if (scrollViewer != null)
// scrollViewer.PageDown();
}
/// <summary>
/// Scrolls one page up.
/// </summary>
public void PageUp()
{
//if (scrollViewer != null)
// scrollViewer.PageUp();
}
/// <summary>
/// Scrolls one page left.
/// </summary>
public void PageLeft()
{
//if (scrollViewer != null)
// scrollViewer.PageLeft();
}
/// <summary>
/// Scrolls one page right.
/// </summary>
public void PageRight()
{
//if (scrollViewer != null)
// scrollViewer.PageRight();
}
/// <summary>
/// Pastes the clipboard content.
/// </summary>
public void Paste()
{
if (CanPaste)
{
ApplicationCommands.Paste.Execute(null, TextArea);
}
}
/// <summary>
/// Redoes the most recent undone command.
/// </summary>
/// <returns>True is the redo operation was successful, false is the redo stack is empty.</returns>
public bool Redo()
{
if (CanRedo)
{
ApplicationCommands.Redo.Execute(null, TextArea);
return true;
}
return false;
}
/// <summary>
/// Scrolls to the end of the document.
/// </summary>
public void ScrollToEnd()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToEnd();
}
/// <summary>
/// Scrolls to the start of the document.
/// </summary>
public void ScrollToHome()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToHome();
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToHorizontalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToHorizontalOffset(offset);
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToVerticalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToVerticalOffset(offset);
}
/// <summary>
/// Selects the entire text.
/// </summary>
public void SelectAll()
{
if (CanSelectAll)
{
ApplicationCommands.SelectAll.Execute(null, TextArea);
}
}
/// <summary>
/// Undoes the most recent command.
{
get
{
var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea?.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
return false;
}
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea?.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
}
/// <summary>
/// Gets if the most recent command can be undone.
/// </summary>
public bool CanUndo
{
get { return ApplicationCommands.Undo.CanExecute(null, TextArea); }
}
/// <summary>
{
get
{
var textArea = TextArea;
if (textArea != null)
return textArea.Caret.Offset;
return 0;
}
set
{
var textArea = TextArea;
if (textArea != null && textArea.Caret.Offset != value)
textArea.Caret.Offset = value;
}
}
{
get { return ApplicationCommands.Cut.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null)
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
return textArea.Selection.SurroundingSegment.Offset;
}
return 0;
}
set => Select(value, SelectionLength);
}
/// </summary>
public bool CanDelete
{
get { return ApplicationCommands.Delete.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null && !textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
return 0;
}
set => Select(SelectionStart, value);
}
/// Gets if text editor can activate the search panel
/// </summary>
public bool CanSearch
{
get { return searchPanel != null; }
}
/// <summary>
/// Gets the vertical size of the document.
/// </summary>
public double ExtentHeight => ScrollViewer?.Extent.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the current document region.
/// </summary>
public double ExtentWidth => ScrollViewer?.Extent.Width ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportHeight => ScrollViewer?.Viewport.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportWidth => ScrollViewer?.Viewport.Width ?? 0;
/// <summary>
/// Gets the vertical scroll position.
/// </summary>
public double VerticalOffset => ScrollViewer?.Offset.Y ?? 0;
/// <summary>
/// Gets the horizontal scroll position.
/// </summary>
public double HorizontalOffset => ScrollViewer?.Offset.X ?? 0;
#endregion
#region TextBox methods
/// <summary>
/// Gets/Sets the selected text.
/// </summary>
public string SelectedText
{
get
{
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
set
{
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
textArea.Document.Replace(offset, length, value);
// keep inserted text selected
textArea.Selection = Selection.Create(textArea, offset, offset + value.Length);
}
}
}
/// <summary>
/// Gets/sets the caret position.
/// </summary>
public int CaretOffset
{
get
{
return textArea.Caret.Offset;
}
set
{
textArea.Caret.Offset = value;
}
}
/// <summary>
/// Gets/sets the start position of the selection.
/// </summary>
public int SelectionStart
{
get
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
else
return textArea.Selection.SurroundingSegment.Offset;
}
set => Select(value, SelectionLength);
}
/// <summary>
/// Gets/sets the length of the selection.
/// </summary>
public int SelectionLength
{
get
{
if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
else
return 0;
}
set => Select(SelectionStart, value);
}
/// <summary>
/// Selects the specified text section.
/// </summary>
public void Select(int start, int length)
{
var documentLength = Document?.TextLength ?? 0;
if (start < 0 || start > documentLength)
throw new ArgumentOutOfRangeException(nameof(start), start, "Value must be between 0 and " + documentLength);
if (length < 0 || start + length > documentLength)
throw new ArgumentOutOfRangeException(nameof(length), length, "Value must be between 0 and " + (documentLength - start));
TextArea.Selection = Selection.Create(TextArea, start, start + length);
TextArea.Caret.Offset = start + length;
}
/// <summary>
/// Gets the number of lines in the document.
/// </summary>
public int LineCount
{
get
{
var document = Document;
if (document != null)
return document.LineCount;
return 1;
}
}
/// <summary>
/// Clears the text.
/// </summary>
public void Clear()
{
Text = string.Empty;
}
#endregion
#region Loading from stream
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Load(Stream stream)
{
using (var reader = FileReader.OpenStream(stream, Encoding ?? Encoding.UTF8))
{
Text = reader.ReadToEnd();
SetValue(EncodingProperty, (object)reader.CurrentEncoding);
}
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
public void Load(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO:load
//using (FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))
//{
// Load(fs);
//}
}
/// <summary>
/// Encoding dependency property.
/// </summary>
public static readonly StyledProperty<Encoding> EncodingProperty =
AvaloniaProperty.Register<TextEditor, Encoding>("Encoding");
/// <summary>
/// Gets/sets the encoding used when the file is saved.
/// </summary>
/// <remarks>
/// The <see cref="Load(Stream)"/> method autodetects the encoding of the file and sets this property accordingly.
/// The <see cref="Save(Stream)"/> method uses the encoding specified in this property.
/// </remarks>
public Encoding Encoding
{
get => GetValue(EncodingProperty);
set => SetValue(EncodingProperty, value);
}
/// <summary>
/// Saves the text to the stream.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Save(Stream stream)
{
if (stream == null)
throw new ArgumentNullException(nameof(stream));
var encoding = Encoding;
var document = Document;
var writer = encoding != null ? new StreamWriter(stream, encoding) : new StreamWriter(stream);
document?.WriteTextTo(writer);
writer.Flush();
// do not close the stream
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Saves the text to the file.
/// </summary>
public void Save(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO: save
//using (FileStream fs = new FileStream(fileName, FileMode.Create, FileAccess.Write, FileShare.None))
//{
// Save(fs);
//}
}
#endregion
#region PointerHover events
/// <summary>
/// The PreviewPointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverEvent =
TextView.PreviewPointerHoverEvent;
/// <summary>
/// the pointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverEvent =
TextView.PointerHoverEvent;
/// <summary>
/// The PreviewPointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverStoppedEvent =
TextView.PreviewPointerHoverStoppedEvent;
/// <summary>
/// the pointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverStoppedEvent =
TextView.PointerHoverStoppedEvent;
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHover
{
add => AddHandler(PreviewPointerHoverEvent, value);
remove => RemoveHandler(PreviewPointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHover
{
add => AddHandler(PointerHoverEvent, value);
remove => RemoveHandler(PointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHoverStopped
{
add => AddHandler(PreviewPointerHoverStoppedEvent, value);
remove => RemoveHandler(PreviewPointerHoverStoppedEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHoverStopped
{
add => AddHandler(PointerHoverStoppedEvent, value);
remove => RemoveHandler(PointerHoverStoppedEvent, value);
}
#endregion
#region ScrollBarVisibility
/// <summary>
/// Dependency property for <see cref="HorizontalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> HorizontalScrollBarVisibilityProperty = ScrollViewer.HorizontalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the horizontal scroll bar visibility.
/// </summary>
public ScrollBarVisibility HorizontalScrollBarVisibility
{
get => GetValue(HorizontalScrollBarVisibilityProperty);
set => SetValue(HorizontalScrollBarVisibilityProperty, value);
}
private ScrollBarVisibility _horizontalScrollBarVisibilityBck = ScrollBarVisibility.Auto;
/// <summary>
/// Dependency property for <see cref="VerticalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> VerticalScrollBarVisibilityProperty = ScrollViewer.VerticalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the vertical scroll bar visibility.
/// </summary>
public ScrollBarVisibility VerticalScrollBarVisibility
{
get => GetValue(VerticalScrollBarVisibilityProperty);
set => SetValue(VerticalScrollBarVisibilityProperty, value);
}
#endregion
object IServiceProvider.GetService(Type serviceType)
{
return TextArea.GetService(serviceType);
}
/// <summary>
/// Gets the text view position from a point inside the editor.
/// </summary>
/// <param name="point">The position, relative to top left
/// corner of TextEditor control</param>
/// <returns>The text view position, or null if the point is outside the document.</returns>
public TextViewPosition? GetPositionFromPoint(Point point)
{
if (Document == null)
return null;
var textView = TextArea.TextView;
Point tpoint = (Point)this.TranslatePoint(point + new Point(textView.ScrollOffset.X, Math.Floor(textView.ScrollOffset.Y)), textView);
return textView.GetPosition(tpoint);
}
/// <summary>
/// Scrolls to the specified line.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollToLine(int line)
{
ScrollTo(line, -1);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollTo(int line, int column)
{
const double MinimumScrollFraction = 0.3;
ScrollTo(line, column, VisualYPosition.LineMiddle,
null != ScrollViewer ? ScrollViewer.Viewport.Height / 2 : 0.0, MinimumScrollFraction);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (WPF layout must have run prior).
/// </summary>
/// <param name="line">Line to scroll to.</param>
/// <param name="column">Column to scroll to (important if wrapping is 'on', and for the horizontal scroll position).</param>
/// <param name="yPositionMode">The mode how to reference the Y position of the line.</param>
/// <param name="referencedVerticalViewPortOffset">Offset from the top of the viewport to where the referenced line/column should be positioned.</param>
/// <param name="minimumScrollFraction">The minimum vertical and/or horizontal scroll offset, expressed as fraction of the height or width of the viewport window, respectively.</param>
public void ScrollTo(int line, int column, VisualYPosition yPositionMode,
double referencedVerticalViewPortOffset, double minimumScrollFraction)
{
TextView textView = textArea.TextView;
TextDocument document = textView.Document;
if (ScrollViewer != null && document != null)
{
if (line < 1)
line = 1;
if (line > document.LineCount)
line = document.LineCount;
ILogicalScrollable scrollInfo = textView;
if (!scrollInfo.CanHorizontallyScroll)
{
// Word wrap is enabled. Ensure that we have up-to-date info about line height so that we scroll
// to the correct position.
// This avoids that the user has to repeat the ScrollTo() call several times when there are very long lines.
VisualLine vl = textView.GetOrConstructVisualLine(document.GetLineByNumber(line));
double remainingHeight = referencedVerticalViewPortOffset;
while (remainingHeight > 0)
{
DocumentLine prevLine = vl.FirstDocumentLine.PreviousLine;
if (prevLine == null)
break;
vl = textView.GetOrConstructVisualLine(prevLine);
remainingHeight -= vl.Height;
}
}
Point p = textArea.TextView.GetVisualPosition(
new TextViewPosition(line, Math.Max(1, column)),
yPositionMode);
double targetX = ScrollViewer.Offset.X;
double targetY = ScrollViewer.Offset.Y;
double verticalPos = p.Y - referencedVerticalViewPortOffset;
if (Math.Abs(verticalPos - ScrollViewer.Offset.Y) >
minimumScrollFraction * ScrollViewer.Viewport.Height)
{
targetY = Math.Max(0, verticalPos);
}
if (column > 0)
{
if (p.X > ScrollViewer.Viewport.Width - Caret.MinimumDistanceToViewBorder * 2)
{
double horizontalPos = Math.Max(0, p.X - ScrollViewer.Viewport.Width / 2);
if (Math.Abs(horizontalPos - ScrollViewer.Offset.X) >
minimumScrollFraction * ScrollViewer.Viewport.Width)
{
targetX = 0;
}
}
else
{
targetX = 0;
}
}
if (targetX != ScrollViewer.Offset.X || targetY != ScrollViewer.Offset.Y)
ScrollViewer.Offset = new Vector(targetX, targetY);
}
}
}
}
<MSG> Minor cleanup #123
https://github.com/icsharpcode/AvalonEdit/pull/123
<DFF> @@ -77,7 +77,7 @@ namespace AvaloniaEdit
protected TextEditor(TextArea textArea, TextDocument document)
{
- TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
+ this.textArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
@@ -263,7 +263,8 @@ namespace AvaloniaEdit
#endregion
#region TextArea / ScrollViewer properties
-
+ private readonly TextArea textArea;
+
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
@@ -276,7 +277,7 @@ namespace AvaloniaEdit
/// <summary>
/// Gets the text area.
/// </summary>
- public TextArea TextArea { get; }
+ public TextArea TextArea => textArea;
/// <summary>
/// Gets the scroll viewer used by the text editor.
@@ -314,7 +315,7 @@ namespace AvaloniaEdit
{
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Remove(_colorizer);
+ textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
@@ -323,7 +324,7 @@ namespace AvaloniaEdit
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Insert(0, _colorizer);
+ textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
@@ -799,10 +800,9 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
- if (textArea?.Document != null && !textArea.Selection.IsEmpty)
+ if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
@@ -811,7 +811,7 @@ namespace AvaloniaEdit
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
- if (textArea?.Document != null)
+ if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
@@ -829,16 +829,11 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- return textArea.Caret.Offset;
- return 0;
+ return textArea.Caret.Offset;
}
set
{
- var textArea = TextArea;
- if (textArea != null && textArea.Caret.Offset != value)
- textArea.Caret.Offset = value;
+ textArea.Caret.Offset = value;
}
}
@@ -849,14 +844,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- {
- if (textArea.Selection.IsEmpty)
- return textArea.Caret.Offset;
+ if (textArea.Selection.IsEmpty)
+ return textArea.Caret.Offset;
+ else
return textArea.Selection.SurroundingSegment.Offset;
- }
- return 0;
}
set => Select(value, SelectionLength);
}
@@ -868,10 +859,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null && !textArea.Selection.IsEmpty)
+ if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
- return 0;
+ else
+ return 0;
}
set => Select(SelectionStart, value);
}
| 16 | Minor cleanup #123 | 25 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
10067349 | <NME> TextEditor.cs
<BEF> // Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.ComponentModel;
using System.IO;
using System.Linq;
using System.Text;
using Avalonia;
using AvaloniaEdit.Document;
using AvaloniaEdit.Editing;
using AvaloniaEdit.Highlighting;
using AvaloniaEdit.Rendering;
using AvaloniaEdit.Utils;
using Avalonia.Controls;
using Avalonia.Controls.Primitives;
using Avalonia.Controls.Shapes;
using Avalonia.Input;
using Avalonia.Interactivity;
using Avalonia.LogicalTree;
using Avalonia.Media;
using Avalonia.Data;
using AvaloniaEdit.Search;
namespace AvaloniaEdit
{
/// <summary>
/// The text editor control.
/// Contains a scrollable TextArea.
/// </summary>
public class TextEditor : TemplatedControl, ITextEditorComponent
{
#region Constructors
static TextEditor()
{
FocusableProperty.OverrideDefaultValue<TextEditor>(true);
HorizontalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
VerticalScrollBarVisibilityProperty.OverrideDefaultValue<TextEditor>(ScrollBarVisibility.Auto);
OptionsProperty.Changed.Subscribe(OnOptionsChanged);
DocumentProperty.Changed.Subscribe(OnDocumentChanged);
SyntaxHighlightingProperty.Changed.Subscribe(OnSyntaxHighlightingChanged);
IsReadOnlyProperty.Changed.Subscribe(OnIsReadOnlyChanged);
IsModifiedProperty.Changed.Subscribe(OnIsModifiedChanged);
ShowLineNumbersProperty.Changed.Subscribe(OnShowLineNumbersChanged);
LineNumbersForegroundProperty.Changed.Subscribe(OnLineNumbersForegroundChanged);
FontFamilyProperty.Changed.Subscribe(OnFontFamilyPropertyChanged);
FontSizeProperty.Changed.Subscribe(OnFontSizePropertyChanged);
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
public TextEditor() : this(new TextArea())
{
}
/// <summary>
/// Creates a new TextEditor instance.
/// </summary>
protected TextEditor(TextArea textArea) : this(textArea, new TextDocument())
protected TextEditor(TextArea textArea, TextDocument document)
{
TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
textArea.TextView.Services.AddService(this);
SetValue(OptionsProperty, textArea.Options);
SetValue(DocumentProperty, document);
textArea[!BackgroundProperty] = this[!BackgroundProperty];
}
#endregion
protected override void OnGotFocus(GotFocusEventArgs e)
{
base.OnGotFocus(e);
TextArea.Focus();
e.Handled = true;
}
#region Document property
/// <summary>
/// Document property.
/// </summary>
public static readonly StyledProperty<TextDocument> DocumentProperty
= TextView.DocumentProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the document displayed by the text editor.
/// This is a dependency property.
/// </summary>
public TextDocument Document
{
get => GetValue(DocumentProperty);
set => SetValue(DocumentProperty, value);
}
/// <summary>
/// Occurs when the document property has changed.
/// </summary>
public event EventHandler DocumentChanged;
/// <summary>
/// Raises the <see cref="DocumentChanged"/> event.
/// </summary>
protected virtual void OnDocumentChanged(EventArgs e)
{
DocumentChanged?.Invoke(this, e);
}
private static void OnDocumentChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnDocumentChanged((TextDocument)e.OldValue, (TextDocument)e.NewValue);
}
private void OnDocumentChanged(TextDocument oldValue, TextDocument newValue)
{
if (oldValue != null)
{
TextDocumentWeakEventManager.TextChanged.RemoveHandler(oldValue, OnTextChanged);
PropertyChangedWeakEventManager.RemoveHandler(oldValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
TextArea.Document = newValue;
if (newValue != null)
{
TextDocumentWeakEventManager.TextChanged.AddHandler(newValue, OnTextChanged);
PropertyChangedWeakEventManager.AddHandler(newValue.UndoStack, OnUndoStackPropertyChangedHandler);
}
OnDocumentChanged(EventArgs.Empty);
OnTextChanged(EventArgs.Empty);
}
#endregion
#region Options property
/// <summary>
/// Options property.
/// </summary>
public static readonly StyledProperty<TextEditorOptions> OptionsProperty
= TextView.OptionsProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the options currently used by the text editor.
/// </summary>
public TextEditorOptions Options
{
get => GetValue(OptionsProperty);
set => SetValue(OptionsProperty, value);
}
/// <summary>
/// Occurs when a text editor option has changed.
/// </summary>
public event PropertyChangedEventHandler OptionChanged;
/// <summary>
/// Raises the <see cref="OptionChanged"/> event.
/// </summary>
protected virtual void OnOptionChanged(PropertyChangedEventArgs e)
{
OptionChanged?.Invoke(this, e);
}
private static void OnOptionsChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnOptionsChanged((TextEditorOptions)e.OldValue, (TextEditorOptions)e.NewValue);
}
private void OnOptionsChanged(TextEditorOptions oldValue, TextEditorOptions newValue)
{
if (oldValue != null)
{
PropertyChangedWeakEventManager.RemoveHandler(oldValue, OnPropertyChangedHandler);
}
TextArea.Options = newValue;
if (newValue != null)
{
PropertyChangedWeakEventManager.AddHandler(newValue, OnPropertyChangedHandler);
}
OnOptionChanged(new PropertyChangedEventArgs(null));
}
private void OnPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
OnOptionChanged(e);
}
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
{
base.OnPropertyChanged(change);
if (change.Property == WordWrapProperty)
{
if (WordWrap)
{
_horizontalScrollBarVisibilityBck = HorizontalScrollBarVisibility;
HorizontalScrollBarVisibility = ScrollBarVisibility.Disabled;
}
else
{
HorizontalScrollBarVisibility = _horizontalScrollBarVisibilityBck;
}
}
}
private void OnUndoStackPropertyChangedHandler(object sender, PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
HandleIsOriginalChanged(e);
}
}
private void OnTextChanged(object sender, EventArgs e)
{
OnTextChanged(e);
}
#endregion
#region Text property
/// <summary>
/// Gets/Sets the text of the current document.
/// </summary>
public string Text
{
get
{
var document = Document;
return document != null ? document.Text : string.Empty;
}
set
{
var document = GetDocument();
document.Text = value ?? string.Empty;
// after replacing the full text, the caret is positioned at the end of the document
// - reset it to the beginning.
CaretOffset = 0;
document.UndoStack.ClearAll();
}
}
#endregion
#region TextArea / ScrollViewer properties
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
/// <summary>
/// Occurs when the Text property changes.
/// </summary>
public event EventHandler TextChanged;
/// <summary>
/// Gets the text area.
/// </summary>
public TextArea TextArea { get; }
/// <summary>
/// Gets the scroll viewer used by the text editor.
#endregion
#region TextArea / ScrollViewer properties
private readonly TextArea textArea;
private SearchPanel searchPanel;
private bool wasSearchPanelOpened;
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
ScrollViewer = (ScrollViewer)e.NameScope.Find("PART_ScrollViewer");
ScrollViewer.Content = TextArea;
searchPanel = SearchPanel.Install(this);
}
protected override void OnAttachedToLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnAttachedToLogicalTree(e);
if (searchPanel != null && wasSearchPanelOpened)
{
searchPanel.Open();
}
}
protected override void OnDetachedFromLogicalTree(LogicalTreeAttachmentEventArgs e)
{
base.OnDetachedFromLogicalTree(e);
if (searchPanel != null)
{
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
/// <summary>
/// Gets the text area.
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
TextArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Gets the scroll viewer used by the text editor.
/// This property can return null if the template has not been applied / does not contain a scroll viewer.
/// </summary>
internal ScrollViewer ScrollViewer { get; private set; }
#endregion
#region Syntax highlighting
/// <summary>
/// The <see cref="SyntaxHighlighting"/> property.
/// </summary>
public static readonly StyledProperty<IHighlightingDefinition> SyntaxHighlightingProperty =
AvaloniaProperty.Register<TextEditor, IHighlightingDefinition>("SyntaxHighlighting");
/// <summary>
/// Gets/sets the syntax highlighting definition used to colorize the text.
/// </summary>
public IHighlightingDefinition SyntaxHighlighting
{
get => GetValue(SyntaxHighlightingProperty);
set => SetValue(SyntaxHighlightingProperty, value);
}
private IVisualLineTransformer _colorizer;
private static void OnSyntaxHighlightingChanged(AvaloniaPropertyChangedEventArgs e)
{
(e.Sender as TextEditor)?.OnSyntaxHighlightingChanged(e.NewValue as IHighlightingDefinition);
}
private void OnSyntaxHighlightingChanged(IHighlightingDefinition newValue)
{
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
if (newValue != null)
{
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
/// <summary>
/// Creates the highlighting colorizer for the specified highlighting definition.
/// Allows derived classes to provide custom colorizer implementations for special highlighting definitions.
/// </summary>
/// <returns></returns>
protected virtual IVisualLineTransformer CreateColorizer(IHighlightingDefinition highlightingDefinition)
{
if (highlightingDefinition == null)
throw new ArgumentNullException(nameof(highlightingDefinition));
return new HighlightingColorizer(highlightingDefinition);
}
#endregion
#region WordWrap
/// <summary>
/// Word wrap dependency property.
/// </summary>
public static readonly StyledProperty<bool> WordWrapProperty =
AvaloniaProperty.Register<TextEditor, bool>("WordWrap");
/// <summary>
/// Specifies whether the text editor uses word wrapping.
/// </summary>
/// <remarks>
/// Setting WordWrap=true has the same effect as setting HorizontalScrollBarVisibility=Disabled and will override the
/// HorizontalScrollBarVisibility setting.
/// </remarks>
public bool WordWrap
{
get => GetValue(WordWrapProperty);
set => SetValue(WordWrapProperty, value);
}
#endregion
#region IsReadOnly
/// <summary>
/// IsReadOnly dependency property.
/// </summary>
public static readonly StyledProperty<bool> IsReadOnlyProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsReadOnly");
/// <summary>
/// Specifies whether the user can change the text editor content.
/// Setting this property will replace the
/// <see cref="Editing.TextArea.ReadOnlySectionProvider">TextArea.ReadOnlySectionProvider</see>.
/// </summary>
public bool IsReadOnly
{
get => GetValue(IsReadOnlyProperty);
set => SetValue(IsReadOnlyProperty, value);
}
private static void OnIsReadOnlyChanged(AvaloniaPropertyChangedEventArgs e)
{
if (e.Sender is TextEditor editor)
{
if ((bool)e.NewValue)
editor.TextArea.ReadOnlySectionProvider = ReadOnlySectionDocument.Instance;
else
editor.TextArea.ReadOnlySectionProvider = NoReadOnlySections.Instance;
}
}
#endregion
#region IsModified
/// <summary>
/// Dependency property for <see cref="IsModified"/>
/// </summary>
public static readonly StyledProperty<bool> IsModifiedProperty =
AvaloniaProperty.Register<TextEditor, bool>("IsModified");
/// <summary>
/// Gets/Sets the 'modified' flag.
/// </summary>
public bool IsModified
{
get => GetValue(IsModifiedProperty);
set => SetValue(IsModifiedProperty, value);
}
private static void OnIsModifiedChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var document = editor?.Document;
if (document != null)
{
var undoStack = document.UndoStack;
if ((bool)e.NewValue)
{
if (undoStack.IsOriginalFile)
undoStack.DiscardOriginalFileMarker();
}
else
{
undoStack.MarkAsOriginalFile();
}
}
}
private void HandleIsOriginalChanged(PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsOriginalFile")
{
var document = Document;
if (document != null)
{
SetValue(IsModifiedProperty, (object)!document.UndoStack.IsOriginalFile);
}
}
}
#endregion
#region ShowLineNumbers
/// <summary>
/// ShowLineNumbers dependency property.
/// </summary>
public static readonly StyledProperty<bool> ShowLineNumbersProperty =
AvaloniaProperty.Register<TextEditor, bool>("ShowLineNumbers");
/// <summary>
/// Specifies whether line numbers are shown on the left to the text view.
/// </summary>
public bool ShowLineNumbers
{
get => GetValue(ShowLineNumbersProperty);
set => SetValue(ShowLineNumbersProperty, value);
}
private static void OnShowLineNumbersChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
if (editor == null) return;
var leftMargins = editor.TextArea.LeftMargins;
if ((bool)e.NewValue)
{
var lineNumbers = new LineNumberMargin();
var line = (Line)DottedLineMargin.Create();
leftMargins.Insert(0, lineNumbers);
leftMargins.Insert(1, line);
var lineNumbersForeground = new Binding("LineNumbersForeground") { Source = editor };
line.Bind(Shape.StrokeProperty, lineNumbersForeground);
lineNumbers.Bind(ForegroundProperty, lineNumbersForeground);
}
else
{
for (var i = 0; i < leftMargins.Count; i++)
{
if (leftMargins[i] is LineNumberMargin)
{
leftMargins.RemoveAt(i);
if (i < leftMargins.Count && DottedLineMargin.IsDottedLineMargin(leftMargins[i]))
{
leftMargins.RemoveAt(i);
}
break;
}
}
}
}
#endregion
#region LineNumbersForeground
/// <summary>
/// LineNumbersForeground dependency property.
/// </summary>
public static readonly StyledProperty<IBrush> LineNumbersForegroundProperty =
AvaloniaProperty.Register<TextEditor, IBrush>("LineNumbersForeground", Brushes.Gray);
/// <summary>
/// Gets/sets the Brush used for displaying the foreground color of line numbers.
/// </summary>
public IBrush LineNumbersForeground
{
get => GetValue(LineNumbersForegroundProperty);
set => SetValue(LineNumbersForegroundProperty, value);
}
private static void OnLineNumbersForegroundChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
var lineNumberMargin = editor?.TextArea.LeftMargins.FirstOrDefault(margin => margin is LineNumberMargin) as LineNumberMargin;
lineNumberMargin?.SetValue(ForegroundProperty, e.NewValue);
}
private static void OnFontFamilyPropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontFamilyProperty, e.NewValue);
}
private static void OnFontSizePropertyChanged(AvaloniaPropertyChangedEventArgs e)
{
var editor = e.Sender as TextEditor;
editor?.TextArea.TextView.SetValue(FontSizeProperty, e.NewValue);
}
#endregion
#region TextBoxBase-like methods
/// <summary>
/// Appends text to the end of the document.
/// </summary>
public void AppendText(string textData)
{
var document = GetDocument();
document.Insert(document.TextLength, textData);
}
/// <summary>
/// Begins a group of document changes.
/// </summary>
public void BeginChange()
{
GetDocument().BeginUpdate();
}
/// <summary>
/// Copies the current selection to the clipboard.
/// </summary>
public void Copy()
{
if (CanCopy)
{
ApplicationCommands.Copy.Execute(null, TextArea);
}
}
/// <summary>
/// Removes the current selection and copies it to the clipboard.
/// </summary>
public void Cut()
{
if (CanCut)
{
ApplicationCommands.Cut.Execute(null, TextArea);
}
}
/// <summary>
/// Begins a group of document changes and returns an object that ends the group of document
/// changes when it is disposed.
/// </summary>
public IDisposable DeclareChangeBlock()
{
return GetDocument().RunUpdate();
}
/// <summary>
/// Removes the current selection without copying it to the clipboard.
/// </summary>
public void Delete()
{
if(CanDelete)
{
ApplicationCommands.Delete.Execute(null, TextArea);
}
}
/// <summary>
/// Ends the current group of document changes.
/// </summary>
public void EndChange()
{
GetDocument().EndUpdate();
}
/// <summary>
/// Scrolls one line down.
/// </summary>
public void LineDown()
{
//if (scrollViewer != null)
// scrollViewer.LineDown();
}
/// <summary>
/// Scrolls to the left.
/// </summary>
public void LineLeft()
{
//if (scrollViewer != null)
// scrollViewer.LineLeft();
}
/// <summary>
/// Scrolls to the right.
/// </summary>
public void LineRight()
{
//if (scrollViewer != null)
// scrollViewer.LineRight();
}
/// <summary>
/// Scrolls one line up.
/// </summary>
public void LineUp()
{
//if (scrollViewer != null)
// scrollViewer.LineUp();
}
/// <summary>
/// Scrolls one page down.
/// </summary>
public void PageDown()
{
//if (scrollViewer != null)
// scrollViewer.PageDown();
}
/// <summary>
/// Scrolls one page up.
/// </summary>
public void PageUp()
{
//if (scrollViewer != null)
// scrollViewer.PageUp();
}
/// <summary>
/// Scrolls one page left.
/// </summary>
public void PageLeft()
{
//if (scrollViewer != null)
// scrollViewer.PageLeft();
}
/// <summary>
/// Scrolls one page right.
/// </summary>
public void PageRight()
{
//if (scrollViewer != null)
// scrollViewer.PageRight();
}
/// <summary>
/// Pastes the clipboard content.
/// </summary>
public void Paste()
{
if (CanPaste)
{
ApplicationCommands.Paste.Execute(null, TextArea);
}
}
/// <summary>
/// Redoes the most recent undone command.
/// </summary>
/// <returns>True is the redo operation was successful, false is the redo stack is empty.</returns>
public bool Redo()
{
if (CanRedo)
{
ApplicationCommands.Redo.Execute(null, TextArea);
return true;
}
return false;
}
/// <summary>
/// Scrolls to the end of the document.
/// </summary>
public void ScrollToEnd()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToEnd();
}
/// <summary>
/// Scrolls to the start of the document.
/// </summary>
public void ScrollToHome()
{
ApplyTemplate(); // ensure scrollViewer is created
ScrollViewer?.ScrollToHome();
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToHorizontalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToHorizontalOffset(offset);
}
/// <summary>
/// Scrolls to the specified position in the document.
/// </summary>
public void ScrollToVerticalOffset(double offset)
{
ApplyTemplate(); // ensure scrollViewer is created
//if (scrollViewer != null)
// scrollViewer.ScrollToVerticalOffset(offset);
}
/// <summary>
/// Selects the entire text.
/// </summary>
public void SelectAll()
{
if (CanSelectAll)
{
ApplicationCommands.SelectAll.Execute(null, TextArea);
}
}
/// <summary>
/// Undoes the most recent command.
{
get
{
var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea?.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
return false;
}
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea?.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
}
/// <summary>
/// Gets if the most recent command can be undone.
/// </summary>
public bool CanUndo
{
get { return ApplicationCommands.Undo.CanExecute(null, TextArea); }
}
/// <summary>
{
get
{
var textArea = TextArea;
if (textArea != null)
return textArea.Caret.Offset;
return 0;
}
set
{
var textArea = TextArea;
if (textArea != null && textArea.Caret.Offset != value)
textArea.Caret.Offset = value;
}
}
{
get { return ApplicationCommands.Cut.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null)
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
return textArea.Selection.SurroundingSegment.Offset;
}
return 0;
}
set => Select(value, SelectionLength);
}
/// </summary>
public bool CanDelete
{
get { return ApplicationCommands.Delete.CanExecute(null, TextArea); }
}
{
get
{
var textArea = TextArea;
if (textArea != null && !textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
return 0;
}
set => Select(SelectionStart, value);
}
/// Gets if text editor can activate the search panel
/// </summary>
public bool CanSearch
{
get { return searchPanel != null; }
}
/// <summary>
/// Gets the vertical size of the document.
/// </summary>
public double ExtentHeight => ScrollViewer?.Extent.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the current document region.
/// </summary>
public double ExtentWidth => ScrollViewer?.Extent.Width ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportHeight => ScrollViewer?.Viewport.Height ?? 0;
/// <summary>
/// Gets the horizontal size of the viewport.
/// </summary>
public double ViewportWidth => ScrollViewer?.Viewport.Width ?? 0;
/// <summary>
/// Gets the vertical scroll position.
/// </summary>
public double VerticalOffset => ScrollViewer?.Offset.Y ?? 0;
/// <summary>
/// Gets the horizontal scroll position.
/// </summary>
public double HorizontalOffset => ScrollViewer?.Offset.X ?? 0;
#endregion
#region TextBox methods
/// <summary>
/// Gets/Sets the selected text.
/// </summary>
public string SelectedText
{
get
{
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
set
{
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
textArea.Document.Replace(offset, length, value);
// keep inserted text selected
textArea.Selection = Selection.Create(textArea, offset, offset + value.Length);
}
}
}
/// <summary>
/// Gets/sets the caret position.
/// </summary>
public int CaretOffset
{
get
{
return textArea.Caret.Offset;
}
set
{
textArea.Caret.Offset = value;
}
}
/// <summary>
/// Gets/sets the start position of the selection.
/// </summary>
public int SelectionStart
{
get
{
if (textArea.Selection.IsEmpty)
return textArea.Caret.Offset;
else
return textArea.Selection.SurroundingSegment.Offset;
}
set => Select(value, SelectionLength);
}
/// <summary>
/// Gets/sets the length of the selection.
/// </summary>
public int SelectionLength
{
get
{
if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
else
return 0;
}
set => Select(SelectionStart, value);
}
/// <summary>
/// Selects the specified text section.
/// </summary>
public void Select(int start, int length)
{
var documentLength = Document?.TextLength ?? 0;
if (start < 0 || start > documentLength)
throw new ArgumentOutOfRangeException(nameof(start), start, "Value must be between 0 and " + documentLength);
if (length < 0 || start + length > documentLength)
throw new ArgumentOutOfRangeException(nameof(length), length, "Value must be between 0 and " + (documentLength - start));
TextArea.Selection = Selection.Create(TextArea, start, start + length);
TextArea.Caret.Offset = start + length;
}
/// <summary>
/// Gets the number of lines in the document.
/// </summary>
public int LineCount
{
get
{
var document = Document;
if (document != null)
return document.LineCount;
return 1;
}
}
/// <summary>
/// Clears the text.
/// </summary>
public void Clear()
{
Text = string.Empty;
}
#endregion
#region Loading from stream
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Load(Stream stream)
{
using (var reader = FileReader.OpenStream(stream, Encoding ?? Encoding.UTF8))
{
Text = reader.ReadToEnd();
SetValue(EncodingProperty, (object)reader.CurrentEncoding);
}
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Loads the text from the stream, auto-detecting the encoding.
/// </summary>
public void Load(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO:load
//using (FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))
//{
// Load(fs);
//}
}
/// <summary>
/// Encoding dependency property.
/// </summary>
public static readonly StyledProperty<Encoding> EncodingProperty =
AvaloniaProperty.Register<TextEditor, Encoding>("Encoding");
/// <summary>
/// Gets/sets the encoding used when the file is saved.
/// </summary>
/// <remarks>
/// The <see cref="Load(Stream)"/> method autodetects the encoding of the file and sets this property accordingly.
/// The <see cref="Save(Stream)"/> method uses the encoding specified in this property.
/// </remarks>
public Encoding Encoding
{
get => GetValue(EncodingProperty);
set => SetValue(EncodingProperty, value);
}
/// <summary>
/// Saves the text to the stream.
/// </summary>
/// <remarks>
/// This method sets <see cref="IsModified"/> to false.
/// </remarks>
public void Save(Stream stream)
{
if (stream == null)
throw new ArgumentNullException(nameof(stream));
var encoding = Encoding;
var document = Document;
var writer = encoding != null ? new StreamWriter(stream, encoding) : new StreamWriter(stream);
document?.WriteTextTo(writer);
writer.Flush();
// do not close the stream
SetValue(IsModifiedProperty, (object)false);
}
/// <summary>
/// Saves the text to the file.
/// </summary>
public void Save(string fileName)
{
if (fileName == null)
throw new ArgumentNullException(nameof(fileName));
// TODO: save
//using (FileStream fs = new FileStream(fileName, FileMode.Create, FileAccess.Write, FileShare.None))
//{
// Save(fs);
//}
}
#endregion
#region PointerHover events
/// <summary>
/// The PreviewPointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverEvent =
TextView.PreviewPointerHoverEvent;
/// <summary>
/// the pointerHover event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverEvent =
TextView.PointerHoverEvent;
/// <summary>
/// The PreviewPointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PreviewPointerHoverStoppedEvent =
TextView.PreviewPointerHoverStoppedEvent;
/// <summary>
/// the pointerHoverStopped event.
/// </summary>
public static readonly RoutedEvent<PointerEventArgs> PointerHoverStoppedEvent =
TextView.PointerHoverStoppedEvent;
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHover
{
add => AddHandler(PreviewPointerHoverEvent, value);
remove => RemoveHandler(PreviewPointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer has hovered over a fixed location for some time.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHover
{
add => AddHandler(PointerHoverEvent, value);
remove => RemoveHandler(PointerHoverEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PreviewPointerHoverStopped
{
add => AddHandler(PreviewPointerHoverStoppedEvent, value);
remove => RemoveHandler(PreviewPointerHoverStoppedEvent, value);
}
/// <summary>
/// Occurs when the pointer had previously hovered but now started moving again.
/// </summary>
public event EventHandler<PointerEventArgs> PointerHoverStopped
{
add => AddHandler(PointerHoverStoppedEvent, value);
remove => RemoveHandler(PointerHoverStoppedEvent, value);
}
#endregion
#region ScrollBarVisibility
/// <summary>
/// Dependency property for <see cref="HorizontalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> HorizontalScrollBarVisibilityProperty = ScrollViewer.HorizontalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the horizontal scroll bar visibility.
/// </summary>
public ScrollBarVisibility HorizontalScrollBarVisibility
{
get => GetValue(HorizontalScrollBarVisibilityProperty);
set => SetValue(HorizontalScrollBarVisibilityProperty, value);
}
private ScrollBarVisibility _horizontalScrollBarVisibilityBck = ScrollBarVisibility.Auto;
/// <summary>
/// Dependency property for <see cref="VerticalScrollBarVisibility"/>
/// </summary>
public static readonly AttachedProperty<ScrollBarVisibility> VerticalScrollBarVisibilityProperty = ScrollViewer.VerticalScrollBarVisibilityProperty.AddOwner<TextEditor>();
/// <summary>
/// Gets/Sets the vertical scroll bar visibility.
/// </summary>
public ScrollBarVisibility VerticalScrollBarVisibility
{
get => GetValue(VerticalScrollBarVisibilityProperty);
set => SetValue(VerticalScrollBarVisibilityProperty, value);
}
#endregion
object IServiceProvider.GetService(Type serviceType)
{
return TextArea.GetService(serviceType);
}
/// <summary>
/// Gets the text view position from a point inside the editor.
/// </summary>
/// <param name="point">The position, relative to top left
/// corner of TextEditor control</param>
/// <returns>The text view position, or null if the point is outside the document.</returns>
public TextViewPosition? GetPositionFromPoint(Point point)
{
if (Document == null)
return null;
var textView = TextArea.TextView;
Point tpoint = (Point)this.TranslatePoint(point + new Point(textView.ScrollOffset.X, Math.Floor(textView.ScrollOffset.Y)), textView);
return textView.GetPosition(tpoint);
}
/// <summary>
/// Scrolls to the specified line.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollToLine(int line)
{
ScrollTo(line, -1);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (layout engine must have run prior).
/// </summary>
public void ScrollTo(int line, int column)
{
const double MinimumScrollFraction = 0.3;
ScrollTo(line, column, VisualYPosition.LineMiddle,
null != ScrollViewer ? ScrollViewer.Viewport.Height / 2 : 0.0, MinimumScrollFraction);
}
/// <summary>
/// Scrolls to the specified line/column.
/// This method requires that the TextEditor was already assigned a size (WPF layout must have run prior).
/// </summary>
/// <param name="line">Line to scroll to.</param>
/// <param name="column">Column to scroll to (important if wrapping is 'on', and for the horizontal scroll position).</param>
/// <param name="yPositionMode">The mode how to reference the Y position of the line.</param>
/// <param name="referencedVerticalViewPortOffset">Offset from the top of the viewport to where the referenced line/column should be positioned.</param>
/// <param name="minimumScrollFraction">The minimum vertical and/or horizontal scroll offset, expressed as fraction of the height or width of the viewport window, respectively.</param>
public void ScrollTo(int line, int column, VisualYPosition yPositionMode,
double referencedVerticalViewPortOffset, double minimumScrollFraction)
{
TextView textView = textArea.TextView;
TextDocument document = textView.Document;
if (ScrollViewer != null && document != null)
{
if (line < 1)
line = 1;
if (line > document.LineCount)
line = document.LineCount;
ILogicalScrollable scrollInfo = textView;
if (!scrollInfo.CanHorizontallyScroll)
{
// Word wrap is enabled. Ensure that we have up-to-date info about line height so that we scroll
// to the correct position.
// This avoids that the user has to repeat the ScrollTo() call several times when there are very long lines.
VisualLine vl = textView.GetOrConstructVisualLine(document.GetLineByNumber(line));
double remainingHeight = referencedVerticalViewPortOffset;
while (remainingHeight > 0)
{
DocumentLine prevLine = vl.FirstDocumentLine.PreviousLine;
if (prevLine == null)
break;
vl = textView.GetOrConstructVisualLine(prevLine);
remainingHeight -= vl.Height;
}
}
Point p = textArea.TextView.GetVisualPosition(
new TextViewPosition(line, Math.Max(1, column)),
yPositionMode);
double targetX = ScrollViewer.Offset.X;
double targetY = ScrollViewer.Offset.Y;
double verticalPos = p.Y - referencedVerticalViewPortOffset;
if (Math.Abs(verticalPos - ScrollViewer.Offset.Y) >
minimumScrollFraction * ScrollViewer.Viewport.Height)
{
targetY = Math.Max(0, verticalPos);
}
if (column > 0)
{
if (p.X > ScrollViewer.Viewport.Width - Caret.MinimumDistanceToViewBorder * 2)
{
double horizontalPos = Math.Max(0, p.X - ScrollViewer.Viewport.Width / 2);
if (Math.Abs(horizontalPos - ScrollViewer.Offset.X) >
minimumScrollFraction * ScrollViewer.Viewport.Width)
{
targetX = 0;
}
}
else
{
targetX = 0;
}
}
if (targetX != ScrollViewer.Offset.X || targetY != ScrollViewer.Offset.Y)
ScrollViewer.Offset = new Vector(targetX, targetY);
}
}
}
}
<MSG> Minor cleanup #123
https://github.com/icsharpcode/AvalonEdit/pull/123
<DFF> @@ -77,7 +77,7 @@ namespace AvaloniaEdit
protected TextEditor(TextArea textArea, TextDocument document)
{
- TextArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
+ this.textArea = textArea ?? throw new ArgumentNullException(nameof(textArea));
textArea.TextView.Services.AddService(this);
@@ -263,7 +263,8 @@ namespace AvaloniaEdit
#endregion
#region TextArea / ScrollViewer properties
-
+ private readonly TextArea textArea;
+
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
@@ -276,7 +277,7 @@ namespace AvaloniaEdit
/// <summary>
/// Gets the text area.
/// </summary>
- public TextArea TextArea { get; }
+ public TextArea TextArea => textArea;
/// <summary>
/// Gets the scroll viewer used by the text editor.
@@ -314,7 +315,7 @@ namespace AvaloniaEdit
{
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Remove(_colorizer);
+ textArea.TextView.LineTransformers.Remove(_colorizer);
_colorizer = null;
}
@@ -323,7 +324,7 @@ namespace AvaloniaEdit
_colorizer = CreateColorizer(newValue);
if (_colorizer != null)
{
- TextArea.TextView.LineTransformers.Insert(0, _colorizer);
+ textArea.TextView.LineTransformers.Insert(0, _colorizer);
}
}
}
@@ -799,10 +800,9 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
// We'll get the text from the whole surrounding segment.
// This is done to ensure that SelectedText.Length == SelectionLength.
- if (textArea?.Document != null && !textArea.Selection.IsEmpty)
+ if (textArea.Document != null && !textArea.Selection.IsEmpty)
return textArea.Document.GetText(textArea.Selection.SurroundingSegment);
return string.Empty;
}
@@ -811,7 +811,7 @@ namespace AvaloniaEdit
if (value == null)
throw new ArgumentNullException(nameof(value));
var textArea = TextArea;
- if (textArea?.Document != null)
+ if (textArea.Document != null)
{
var offset = SelectionStart;
var length = SelectionLength;
@@ -829,16 +829,11 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- return textArea.Caret.Offset;
- return 0;
+ return textArea.Caret.Offset;
}
set
{
- var textArea = TextArea;
- if (textArea != null && textArea.Caret.Offset != value)
- textArea.Caret.Offset = value;
+ textArea.Caret.Offset = value;
}
}
@@ -849,14 +844,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null)
- {
- if (textArea.Selection.IsEmpty)
- return textArea.Caret.Offset;
+ if (textArea.Selection.IsEmpty)
+ return textArea.Caret.Offset;
+ else
return textArea.Selection.SurroundingSegment.Offset;
- }
- return 0;
}
set => Select(value, SelectionLength);
}
@@ -868,10 +859,10 @@ namespace AvaloniaEdit
{
get
{
- var textArea = TextArea;
- if (textArea != null && !textArea.Selection.IsEmpty)
+ if (!textArea.Selection.IsEmpty)
return textArea.Selection.SurroundingSegment.Length;
- return 0;
+ else
+ return 0;
}
set => Select(SelectionStart, value);
}
| 16 | Minor cleanup #123 | 25 | .cs | cs | mit | AvaloniaUI/AvaloniaEdit |
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