@Override
  public void disposeUIResources() {
    if (myInnerPostfixDescriptionPanel != null) {
      Disposer.dispose(myInnerPostfixDescriptionPanel);
    }
    if (myCheckboxTree != null) {
      Disposer.dispose(myCheckboxTree);
      myCheckboxTree = null;
    }
    Disposer.dispose(myUpdateDescriptionPanelAlarm);
  }
@Override
  public void disposeUIResources()