/// <summary> /// Event handler for ApplicationCommands.Copy command. /// <remarks> /// We want to enforce that data can be set on the clipboard /// only in plain text format from this RichTextBox. /// </remarks> /// </summary> private static void OnCopy(object sender, ExecutedRoutedEventArgs e) { MyRichTextBox myRichTextBox = (MyRichTextBox)sender; string selectionText = myRichTextBox.Selection.Text; Clipboard.SetText(selectionText); e.Handled = true; }
/// <summary> /// Event handler for ApplicationCommands.Paste command. /// <remarks> /// We want to allow paste only in plain text format. /// </remarks> /// </summary> private static void OnPaste(object sender, ExecutedRoutedEventArgs e) { MyRichTextBox myRichTextBox = (MyRichTextBox)sender; // Handle paste only if clipboard supports text format. if (Clipboard.ContainsText()) { myRichTextBox.Selection.Text = Clipboard.GetText(); } e.Handled = true; }
/// <summary> /// CanExecute event handler for ApplicationCommand.Paste. /// </summary> private static void OnCanExecutePaste(object target, CanExecuteRoutedEventArgs args) { MyRichTextBox myRichTextBox = (MyRichTextBox)target; args.CanExecute = myRichTextBox.IsEnabled && !myRichTextBox.IsReadOnly && Clipboard.ContainsText(); }
/// <summary> /// CanExecute event handler for ApplicationCommands.Cut. /// </summary> private static void OnCanExecuteCut(object target, CanExecuteRoutedEventArgs args) { MyRichTextBox myRichTextBox = (MyRichTextBox)target; args.CanExecute = myRichTextBox.IsEnabled && !myRichTextBox.IsReadOnly && !myRichTextBox.Selection.IsEmpty; }
public MyContextMenu(MyRichTextBox myRichTextBox) : base() { _myRichTextBox = myRichTextBox; }