void Editor_ImageSaving(object sender, ImageSavingEventArgs e)
 {
     for (int i = 0; i < viewModel.ModelList.Count(); i++)
     {
         if (SerializedTemplate.Name == viewModel.ModelList[i].ImageName)
         {
             var stream = editor.GetSerializedObject();
             viewModel.ModelList[i].Strm = stream;
         }
     }
 }