/** Implements JMeterGUIComponent.clearGui */
 public void clearGui() {
   super.clearGui();
   includePanel.clearGui();
 }
 /*
  * (non-Javadoc)
  *
  * @see org.apache.jmeter.gui.JMeterGUIComponent#configure(TestElement)
  */
 public void configure(TestElement el) {
   super.configure(el);
   IncludeController controller = (IncludeController) el;
   this.includePanel.setFilename(controller.getIncludePath());
 }