public override bool DispatchKeyEvent(KeyEvent e)
 {
     if (e.KeyCode == Keycode.Back && e.Action == KeyEventActions.Up)
     {
         VideoView.hideVideoView();
         return(true);
     }
     return(base.DispatchKeyEvent(e));
 }
 public override void OnHideCustomView()
 {
     VideoView.hideVideoView();
 }