@Override
  public @Nullable Object getData(@NotNull String dataId) {
    if (DATA_KEY.is(dataId)) {
      return this;
    }
    else if (GuiEditor.DATA_KEY.is(dataId)) {
      return myEditor;
    }
    else if (PlatformCoreDataKeys.FILE_EDITOR.is(dataId)) {
      GuiEditor designer = myProject.isDisposed() ? null : DesignerToolWindowManager.getInstance(myProject).getActiveFormEditor();
      return designer == null ? null : designer.getEditor();
    }
    else if (PlatformCoreDataKeys.BGT_DATA_PROVIDER.is(dataId)) {
      IntrospectedProperty<?> property = getSelectedIntrospectedProperty();
      String className = getSelectedRadComponentClassName();
      return (DataProvider)slowId -> getSlowData(slowId, className, property);
    }
    else if (PlatformCoreDataKeys.HELP_ID.is(dataId)) {
      return ourHelpID;
    }
    return null;
  }
@Override
  public @Nullable Object getData(@NotNull String dataId)