private void OnDepNodeChange(DepNode last, DepNode newDep)
 {
     if (ObjectAddListManage.IsEditMode)
     {
         ClearSelection();
         DeviceEditUIManager manager = DeviceEditUIManager.Instacne;
         if (manager)
         {
             manager.Close();
             manager.HideMultiDev();
             manager.SetEmptValue();
         }
         EditorCamera.Instance.SetObjectVisibilityDirty();
     }
 }