C# (CSharp) DragStateChanged примеры использования

Пример #1

 protected override void OnThumbDragDelta(DragDeltaEventArgs e)
 {
     base.OnThumbDragDelta(e);
     DragStateChanged?.Invoke(DragState.DRAGGING);
 }

Пример #2

 protected override void OnThumbDragCompleted(DragCompletedEventArgs e)
 {
     base.OnThumbDragCompleted(e);
     DragStateChanged?.Invoke(DragState.END);
 }

Пример #3

 protected override void OnThumbDragStarted(DragStartedEventArgs e)
 {
     base.OnThumbDragStarted(e);
     DragStateChanged?.Invoke(DragState.START);
 }