private function edit()
 {
     $object = RealEstateAgency_Object_SettlementPart::loadById($this->getGlobalData(), $this->object_id);
     if ($object) {
         $this->object_id = $object->getId();
         $this->object_name = $object->getObjectName();
         $this->page_mode = 'edit';
         // set other action now;
     }
 }
 public function update()
 {
     $previous_object = RealEstateAgency_Object_SettlementPart::loadById($this->getGlobalData(), $this->obj_id);
     if ($previous_object) {
         $row = $previous_object->zend_row;
         $this->parent_id = $row->settlement;
         // keep parent identifier !!!
         $this->toZendRow($row);
         $row->save();
     }
 }