private void onRec(Recording recording)
 {
     //model.Keyframes.Clear()
     data  = recording;
     model = new RecordingModel(data, new Button[] { btnDel, btnDn, btnUp }, this);
     keyframesControl.DataContext = model;
 }
 public FocusContainer(RecordingModel p)
 {
     parent = p;
 }