/// <summary> /// Make a new drop sink /// </summary> public SimpleDropSink() { timer = new Timer(); timer.Interval = 250; timer.Tick += timer_Tick; CanDropOnItem = true; //this.CanDropOnSubItem = true; //this.CanDropOnBackground = true; //this.CanDropBetween = true; FeedbackColor = Color.FromArgb(180, Color.MediumBlue); Billboard = new BillboardOverlay(); }