public WidgetForWindowsFormsOpenGL(SystemWindow childSystemWindow)
     : base(childSystemWindow)
 {
     id = count++;
     WindowsFormsWindow = new WindowsFormsOpenGL(this, childSystemWindow);
 }
 public WidgetForWindowsFormsOpenGL(SystemWindow childSystemWindow)
     : base(childSystemWindow)
 {
     id = count++;
     WindowsFormsWindow = new WindowsFormsOpenGL(this, childSystemWindow);
 }