public override void Initialize() {
			// Create a new event handler that creates new rectangles on
			// mouse pressed, dragged, release.
			PBasicInputEventHandler rectEventHandler = new RectEventHandler(Canvas);
				
			// Remove the pan event handler that is installed by default so that it
			// does not conflict with our new rectangle creation event handler.
			Canvas.RemoveInputEventListener(Canvas.PanEventHandler);
		
			// Register our new event handler.
			Canvas.AddInputEventListener(rectEventHandler);
		}
        public override void Initialize()
        {
            // Create a new event handler that creates new rectangles on
            // mouse pressed, dragged, release.
            PBasicInputEventHandler rectEventHandler = new RectEventHandler(Canvas);

            // Remove the pan event handler that is installed by default so that it
            // does not conflict with our new rectangle creation event handler.
            Canvas.RemoveInputEventListener(Canvas.PanEventHandler);

            // Register our new event handler.
            Canvas.AddInputEventListener(rectEventHandler);
        }