/**
  * Batch forms deletion
  *
  * @param ProxyQueryInterface $query
  * @param Request $request
  * @return RedirectResponse
  */
 public function batchActionDelete(ProxyQueryInterface $query, Request $request = null)
 {
     /** @var FcForm $fc_form */
     foreach ($query->find() as $fc_form) {
         if ($fc_form->isUsedAsWidget()) {
             $this->addFlash('sonata_flash_error', $this->admin->trans('fc.message.admin.form.is_used_as_widget', array(), 'FenrizbesFormConstructorBundle'));
             return new RedirectResponse($this->admin->generateUrl('list', array('filter' => $this->admin->getFilterParameters())));
         }
     }
     return parent::batchActionDelete($query);
 }