///////////////////////////////////////////////////////////////////// internal override void FireNotifications(UIElement uie, ContentElement ce, UIElement3D uie3D, bool oldValue) { DependencyPropertyChangedEventArgs args = new DependencyPropertyChangedEventArgs( UIElement.IsMouseCaptureWithinProperty, BooleanBoxes.Box(oldValue), BooleanBoxes.Box(!oldValue)); if (uie != null) { uie.RaiseIsMouseCaptureWithinChanged(args); } else if (ce != null) { ce.RaiseIsMouseCaptureWithinChanged(args); } else if (uie3D != null) { uie3D.RaiseIsMouseCaptureWithinChanged(args); } }