static void OnIsReadOnlyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { TextEditor editor = d as TextEditor; if (editor != null) { if ((bool)e.NewValue) editor.TextArea.ReadOnlySectionProvider = ReadOnlyDocument.Instance; else editor.TextArea.ReadOnlySectionProvider = NoReadOnlySections.Instance; TextEditorAutomationPeer peer = TextEditorAutomationPeer.FromElement(editor) as TextEditorAutomationPeer; if (peer != null) { peer.RaiseIsReadOnlyChanged((bool)e.OldValue, (bool)e.NewValue); } } }
static void OnIsReadOnlyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { if (d is TextEditor editor) { if ((bool)e.NewValue) { editor.TextArea.ReadOnlySectionProvider = ReadOnlySectionDocument.Instance; } else { editor.TextArea.ReadOnlySectionProvider = NoReadOnlySections.Instance; } if (TextEditorAutomationPeer.FromElement(editor) is TextEditorAutomationPeer peer) { peer.RaiseIsReadOnlyChanged((bool)e.OldValue, (bool)e.NewValue); } } }