function onEdit($param)
 {
     try {
         if (isset($param['key'])) {
             $key = $param['key'];
             TTransaction::open('liger');
             $object = new Logradouro($key);
             $object->bairros = $object->getBairros();
             $this->form->setData($object);
             TTransaction::close();
         } else {
             $this->form->clear();
         }
     } catch (Exception $e) {
         new TMessage('error', '<b>Error</b> ' . $e->getMessage());
         TTransaction::rollback();
     }
 }