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"""About Dialog for IDLE |
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""" |
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import os |
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import sys |
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import webbrowser |
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from platform import python_version, architecture |
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from tkinter import Toplevel, Frame, Label, Button, PhotoImage |
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from tkinter import SUNKEN, TOP, BOTTOM, LEFT, X, BOTH, W, EW, NSEW, E |
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from idlelib import textview |
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version = python_version() |
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def build_bits(): |
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"Return bits for platform." |
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if sys.platform == 'darwin': |
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return '64' if sys.maxsize > 2**32 else '32' |
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else: |
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return architecture()[0][:2] |
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class AboutDialog(Toplevel): |
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"""Modal about dialog for idle |
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""" |
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def __init__(self, parent, title=None, *, _htest=False, _utest=False): |
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"""Create popup, do not return until tk widget destroyed. |
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parent - parent of this dialog |
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title - string which is title of popup dialog |
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_htest - bool, change box location when running htest |
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_utest - bool, don't wait_window when running unittest |
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""" |
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Toplevel.__init__(self, parent) |
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self.configure(borderwidth=5) |
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self.geometry("+%d+%d" % ( |
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parent.winfo_rootx()+30, |
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parent.winfo_rooty()+(30 if not _htest else 100))) |
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self.bg = "#bbbbbb" |
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self.fg = "#000000" |
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self.create_widgets() |
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self.resizable(height=False, width=False) |
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self.title(title or |
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f'About IDLE {version} ({build_bits()} bit)') |
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self.transient(parent) |
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self.grab_set() |
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self.protocol("WM_DELETE_WINDOW", self.ok) |
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self.parent = parent |
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self.button_ok.focus_set() |
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self.bind('<Return>', self.ok) |
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self.bind('<Escape>', self.ok) |
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self._current_textview = None |
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self._utest = _utest |
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if not _utest: |
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self.deiconify() |
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self.wait_window() |
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def create_widgets(self): |
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frame = Frame(self, borderwidth=2, relief=SUNKEN) |
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frame_buttons = Frame(self) |
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frame_buttons.pack(side=BOTTOM, fill=X) |
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frame.pack(side=TOP, expand=True, fill=BOTH) |
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self.button_ok = Button(frame_buttons, text='Close', |
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command=self.ok) |
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self.button_ok.pack(padx=5, pady=5) |
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frame_background = Frame(frame, bg=self.bg) |
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frame_background.pack(expand=True, fill=BOTH) |
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header = Label(frame_background, text='IDLE', fg=self.fg, |
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bg=self.bg, font=('courier', 24, 'bold')) |
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header.grid(row=0, column=0, sticky=E, padx=10, pady=10) |
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tk_patchlevel = self.tk.call('info', 'patchlevel') |
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ext = '.png' if tk_patchlevel >= '8.6' else '.gif' |
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icon = os.path.join(os.path.abspath(os.path.dirname(__file__)), |
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'Icons', f'idle_48{ext}') |
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self.icon_image = PhotoImage(master=self._root(), file=icon) |
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logo = Label(frame_background, image=self.icon_image, bg=self.bg) |
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logo.grid(row=0, column=0, sticky=W, rowspan=2, padx=10, pady=10) |
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byline_text = "Python's Integrated Development\nand Learning Environment" + 5*'\n' |
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byline = Label(frame_background, text=byline_text, justify=LEFT, |
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fg=self.fg, bg=self.bg) |
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byline.grid(row=2, column=0, sticky=W, columnspan=3, padx=10, pady=5) |
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email = Label(frame_background, text='email: [email protected]', |
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justify=LEFT, fg=self.fg, bg=self.bg) |
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email.grid(row=6, column=0, columnspan=2, sticky=W, padx=10, pady=0) |
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docs_url = ("https://docs.python.org/%d.%d/library/idle.html" % |
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sys.version_info[:2]) |
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docs = Label(frame_background, text=docs_url, |
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justify=LEFT, fg=self.fg, bg=self.bg) |
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docs.grid(row=7, column=0, columnspan=2, sticky=W, padx=10, pady=0) |
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docs.bind("<Button-1>", lambda event: webbrowser.open(docs['text'])) |
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Frame(frame_background, borderwidth=1, relief=SUNKEN, |
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height=2, bg=self.bg).grid(row=8, column=0, sticky=EW, |
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columnspan=3, padx=5, pady=5) |
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pyver = Label(frame_background, |
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text='Python version: ' + version, |
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fg=self.fg, bg=self.bg) |
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pyver.grid(row=9, column=0, sticky=W, padx=10, pady=0) |
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tkver = Label(frame_background, text='Tk version: ' + tk_patchlevel, |
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fg=self.fg, bg=self.bg) |
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tkver.grid(row=9, column=1, sticky=W, padx=2, pady=0) |
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py_buttons = Frame(frame_background, bg=self.bg) |
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py_buttons.grid(row=10, column=0, columnspan=2, sticky=NSEW) |
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self.py_license = Button(py_buttons, text='License', width=8, |
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highlightbackground=self.bg, |
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command=self.show_py_license) |
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self.py_license.pack(side=LEFT, padx=10, pady=10) |
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self.py_copyright = Button(py_buttons, text='Copyright', width=8, |
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highlightbackground=self.bg, |
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command=self.show_py_copyright) |
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self.py_copyright.pack(side=LEFT, padx=10, pady=10) |
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self.py_credits = Button(py_buttons, text='Credits', width=8, |
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highlightbackground=self.bg, |
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command=self.show_py_credits) |
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self.py_credits.pack(side=LEFT, padx=10, pady=10) |
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Frame(frame_background, borderwidth=1, relief=SUNKEN, |
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height=2, bg=self.bg).grid(row=11, column=0, sticky=EW, |
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columnspan=3, padx=5, pady=5) |
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idlever = Label(frame_background, |
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text='IDLE version: ' + version, |
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fg=self.fg, bg=self.bg) |
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idlever.grid(row=12, column=0, sticky=W, padx=10, pady=0) |
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idle_buttons = Frame(frame_background, bg=self.bg) |
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idle_buttons.grid(row=13, column=0, columnspan=3, sticky=NSEW) |
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self.readme = Button(idle_buttons, text='README', width=8, |
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highlightbackground=self.bg, |
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command=self.show_readme) |
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self.readme.pack(side=LEFT, padx=10, pady=10) |
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self.idle_news = Button(idle_buttons, text='NEWS', width=8, |
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highlightbackground=self.bg, |
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command=self.show_idle_news) |
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self.idle_news.pack(side=LEFT, padx=10, pady=10) |
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self.idle_credits = Button(idle_buttons, text='Credits', width=8, |
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highlightbackground=self.bg, |
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command=self.show_idle_credits) |
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self.idle_credits.pack(side=LEFT, padx=10, pady=10) |
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def show_py_license(self): |
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"Handle License button event." |
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self.display_printer_text('About - License', license) |
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def show_py_copyright(self): |
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"Handle Copyright button event." |
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self.display_printer_text('About - Copyright', copyright) |
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def show_py_credits(self): |
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"Handle Python Credits button event." |
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self.display_printer_text('About - Python Credits', credits) |
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def show_idle_credits(self): |
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"Handle Idle Credits button event." |
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self.display_file_text('About - Credits', 'CREDITS.txt', 'utf-8') |
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def show_readme(self): |
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"Handle Readme button event." |
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self.display_file_text('About - Readme', 'README.txt', 'ascii') |
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def show_idle_news(self): |
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"Handle News button event." |
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self.display_file_text('About - NEWS', 'NEWS.txt', 'utf-8') |
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def display_printer_text(self, title, printer): |
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"""Create textview for built-in constants. |
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Built-in constants have type _sitebuiltins._Printer. The |
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text is extracted from the built-in and then sent to a text |
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viewer with self as the parent and title as the title of |
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the popup. |
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""" |
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printer._Printer__setup() |
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text = '\n'.join(printer._Printer__lines) |
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self._current_textview = textview.view_text( |
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self, title, text, _utest=self._utest) |
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def display_file_text(self, title, filename, encoding=None): |
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"""Create textview for filename. |
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The filename needs to be in the current directory. The path |
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is sent to a text viewer with self as the parent, title as |
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the title of the popup, and the file encoding. |
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""" |
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fn = os.path.join(os.path.abspath(os.path.dirname(__file__)), filename) |
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self._current_textview = textview.view_file( |
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self, title, fn, encoding, _utest=self._utest) |
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def ok(self, event=None): |
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"Dismiss help_about dialog." |
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self.grab_release() |
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self.destroy() |
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if __name__ == '__main__': |
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from unittest import main |
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main('idlelib.idle_test.test_help_about', verbosity=2, exit=False) |
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from idlelib.idle_test.htest import run |
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run(AboutDialog) |
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