ColorPicker.HsvControl.HsvControl C# (CSharp) Method

        static HsvControl()
        {
            DefaultStyleKeyProperty.OverrideMetadata(typeof(HsvControl), new FrameworkPropertyMetadata(typeof(HsvControl)));

            // Register Event Handler for the Thumb
            EventManager.RegisterClassHandler(typeof(HsvControl), Thumb.DragDeltaEvent, new DragDeltaEventHandler(HsvControl.OnThumbDragDelta));
        }