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--[[
AlertPopup.lua - Alert popup UI
]]--
AlertPopup = Polo {
WIDTH = 400,
HEIGHT = 200,
MIN_CONTENT_WIDTH = 375,
BUTTON_WIDTH = 120,
DEFAULT_TITLE = 'Alert',
}
function AlertPopup:init()
self.title = self.title or self.DEFAULT_TITLE
self.msg = ''
end
function AlertPopup:show(msg)
self.msg = msg
self:open()
end
function AlertPopup:render()
local center = {ImGui.Viewport_GetCenter(ImGui.GetWindowViewport(ctx))}
ImGui.SetNextWindowPos(ctx, center[1], center[2], ImGui.Cond_Appearing(), 0.5, 0.5)
ImGui.SetNextWindowSize(ctx, self.WIDTH, self.HEIGHT, ImGui.Cond_FirstUseEver())
if ImGui.BeginPopupModal(ctx, self.title, true, ImGui.WindowFlags_AlwaysAutoResize()) then
app:trap(function () self:render_content() end)
ImGui.EndPopup(ctx)
else
self:close()
end
end
function AlertPopup:render_content()
ImGui.Text(ctx, self.msg)
self:render_separator()
if ImGui.Button(ctx, 'OK', self.BUTTON_WIDTH, 0) then
self:close()
end
end
function AlertPopup:render_separator()
ImGui.Dummy(ctx, self.MIN_CONTENT_WIDTH, 0)
ImGui.Separator(ctx)
ImGui.Dummy(ctx, 0, 0)
end
function AlertPopup:open()
ImGui.OpenPopup(ctx, self.title)
end
function AlertPopup:close()
ImGui.CloseCurrentPopup(ctx)
if self.onclose then self.onclose() end
end
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