Beispiel #1
0
 /**
  * Get the data rows and return a renderer ready to be used
  *
  * Overrides the default method to customize the levels to be
  * returned by the renderer.
  *
  * @param  string                     $action The action template string
  * @return HTML_Menu_TipRenderer|null         The renderer or
  *                                            null on errors
  */
 protected function &_getRenderer($action)
 {
     if (!is_null($renderer = parent::_getRenderer($action))) {
         $renderer->setLevels($this->levels);
     }
     return $renderer;
 }