@Override
  public LwRootContainer loadForm(String formFileName) throws Exception {
    LwRootContainer rootContainer = super.loadForm(formFileName);
    if (!myGeneratedClasses.contains(formFileName)) {
      myGeneratedClasses.add(formFileName);
      String generatedClassName = "FormPreviewFrame" + myGeneratedClasses.size();
      PreviewFormAction.setPreviewBindings(rootContainer, generatedClassName);
      generateStubClass(rootContainer, generatedClassName);
    }
    return rootContainer;
  }
@Override
  public LwRootContainer loadForm(String formFileName)