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Fix read-only bypass via Cut/Delete context menu commands (Issue #444) #450

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Fix read-only bypass via Cut/Delete context menu commands (Issue #444) #450

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4 changes: 2 additions & 2 deletions ICSharpCode.AvalonEdit/Editing/EditingCommandHandler.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -279,7 +279,7 @@ static void CanDelete(object target, CanExecuteRoutedEventArgs args)
// HasSomethingSelected for delete command
TextArea textArea = GetTextArea(target);
if (textArea != null && textArea.Document != null) {
args.CanExecute = !textArea.Selection.IsEmpty;
args.CanExecute = !textArea.Selection.IsEmpty && textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset);
args.Handled = true;
}
}
Expand All @@ -291,7 +291,7 @@ static void CanCutOrCopy(object target, CanExecuteRoutedEventArgs args)
// HasSomethingSelected for copy and cut commands
TextArea textArea = GetTextArea(target);
if (textArea != null && textArea.Document != null) {
args.CanExecute = textArea.Options.CutCopyWholeLine || !textArea.Selection.IsEmpty;
args.CanExecute = (textArea.Options.CutCopyWholeLine || !textArea.Selection.IsEmpty) && (args.Command != ApplicationCommands.Cut || textArea.ReadOnlySectionProvider.CanInsert(textArea.Caret.Offset));
args.Handled = true;
}
}
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