protected void CanDeleteCommand(object target, CanExecuteRoutedEventArgs args)
{
if (!CanDelete)
{
args.CanExecute = false;
}
else
{
PythonEditingCommandHandler.CanDelete(target, args);
}
}
private void CanCut(object target, CanExecuteRoutedEventArgs args)
{
if (!CanDelete)
{
args.CanExecute = false;
}
else
{
PythonEditingCommandHandler.CanCutOrCopy(target, args);
}
}
protected void OnCopy(object target, ExecutedRoutedEventArgs args)
{
if (target != textEditor.textArea)
{
return;
}
if (textEditor.SelectionLength == 0 && executing)
{
// Send the 'Ctrl-C' abort
//if (!IsInReadOnlyRegion)
//{
MoveToHomePosition();
//textEditor.Column = GetLastTextEditorLine().Length + 1;
//textEditor.Write(Environment.NewLine);
//}
dispatcherThread.Abort(new Microsoft.Scripting.KeyboardInterruptException(""));
args.Handled = true;
}
else
{
PythonEditingCommandHandler.OnCopy(target, args);
}
}
private void OnCopy(object target, ExecutedRoutedEventArgs args)
{
if (target != _textEditor.TextArea)
{
return;
}
if (_textEditor.SelectionLength == 0 && Executing)
{
// Send the 'Ctrl-C' abort
//if (!IsInReadOnlyRegion)
//{
MoveToHomePosition();
//textEditor.Column = GetLastTextEditorLine().Length + 1;
//textEditor.Write(Environment.NewLine);
//}
AbortRunningScript();
args.Handled = true;
}
else
{
PythonEditingCommandHandler.OnCopy(target, args);
}
}
public PythonConsole(PythonTextEditor textEditor, CommandLine commandLine)
{
waitHandles = new WaitHandle[] { lineReceivedEvent, disposedEvent };
this.commandLine = commandLine;
this.textEditor = textEditor;
textEditor.CompletionProvider = new PythonConsoleCompletionDataProvider(commandLine)
{
ExcludeCallables = disableAutocompletionForCallables
};
textEditor.PreviewKeyDown += textEditor_PreviewKeyDown;
textEditor.TextEntering += textEditor_TextEntering;
dispatcherThread = new Thread(new ThreadStart(DispatcherThreadStartingPoint));
dispatcherThread.SetApartmentState(ApartmentState.STA);
dispatcherThread.IsBackground = true;
dispatcherThread.Start();
// Only required when running outside REP loop.
prompt = ">>> ";
// Set commands:
this.textEditor.textArea.Dispatcher.Invoke(new Action(delegate()
{
CommandBinding pasteBinding = null;
CommandBinding copyBinding = null;
CommandBinding cutBinding = null;
CommandBinding undoBinding = null;
CommandBinding deleteBinding = null;
foreach (CommandBinding commandBinding in (this.textEditor.textArea.CommandBindings))
{
if (commandBinding.Command == ApplicationCommands.Paste)
{
pasteBinding = commandBinding;
}
if (commandBinding.Command == ApplicationCommands.Copy)
{
copyBinding = commandBinding;
}
if (commandBinding.Command == ApplicationCommands.Cut)
{
cutBinding = commandBinding;
}
if (commandBinding.Command == ApplicationCommands.Undo)
{
undoBinding = commandBinding;
}
if (commandBinding.Command == ApplicationCommands.Delete)
{
deleteBinding = commandBinding;
}
}
// Remove current bindings completely from control. These are static so modifying them will cause other
// controls' behaviour to change too.
if (pasteBinding != null)
{
this.textEditor.textArea.CommandBindings.Remove(pasteBinding);
}
if (copyBinding != null)
{
this.textEditor.textArea.CommandBindings.Remove(copyBinding);
}
if (cutBinding != null)
{
this.textEditor.textArea.CommandBindings.Remove(cutBinding);
}
if (undoBinding != null)
{
this.textEditor.textArea.CommandBindings.Remove(undoBinding);
}
if (deleteBinding != null)
{
this.textEditor.textArea.CommandBindings.Remove(deleteBinding);
}
this.textEditor.textArea.CommandBindings.Add(new CommandBinding(ApplicationCommands.Paste, OnPaste, CanPaste));
this.textEditor.textArea.CommandBindings.Add(new CommandBinding(ApplicationCommands.Copy, OnCopy, PythonEditingCommandHandler.CanCutOrCopy));
this.textEditor.textArea.CommandBindings.Add(new CommandBinding(ApplicationCommands.Cut, PythonEditingCommandHandler.OnCut, CanCut));
this.textEditor.textArea.CommandBindings.Add(new CommandBinding(ApplicationCommands.Undo, OnUndo, CanUndo));
this.textEditor.textArea.CommandBindings.Add(new CommandBinding(ApplicationCommands.Delete, PythonEditingCommandHandler.OnDelete(ApplicationCommands.NotACommand), CanDeleteCommand));
}));
// Set dispatcher to run on a UI thread independent of both the Control UI thread and thread running the REPL.
WhenConsoleInitialized(delegate
{
SetCommandDispatcher(DispatchCommand);
});
}