public PaintControl(SamLightClass mySL) { InitializeComponent(); SLMgr = mySL; myPaint = new PaintObj(inkC, MainImg); myPaintMenu = new PaintPhotoMenu(myPaint); myHandMenu = new PaintHandMenu(myPaint); myTypeMenu = new PaintTypeMenu(myPaint); myWebCamMenu = new WebCamControl(); //2017/7/10 myProcess = new Processing(); //PaintMenuPnl.Children.Add(myMainMenu); AssignMenuEvent(); StartJPTWebCam(); MinimizedWEbCam(); BackImgPnl.Visibility = System.Windows.Visibility.Hidden; AlignImgPnl.Visibility = System.Windows.Visibility.Hidden; }