public function render($attributes = array())
 {
     $id = $this->getSerialId();
     $html = parent::render($attributes);
     $recordClass = $this->record_class;
     $record = new $recordClass();
     $deleteAction = $record->getRecordActionClass('Delete');
     $env = kernel()->twig->env;
     $html .= $env->render('@CRUD/widgets/quick_crud_widget.html', array('deleteAction' => str_replace('\\', '::', $deleteAction), 'selectInputId' => $id, 'dataLabelField' => $record->getDataLabelField(), 'dataValueField' => $record->getDataValueField(), 'dialogPath' => $this->dialog_path, 'self' => $this));
     return $html;
 }