protected function getStdEditControl($readOnly = false)
 {
     $tmpClass = $this->getRelationClassName();
     if ($readOnly || $tmpClass == null) {
         $temp = new InputTextboxControl(null, $this->name);
         $temp->setValue($this->toString())->setReadOnly($readOnly);
     } else {
         $temp = new LookupBoxControl(null, $this->getLocalField());
         $temp->setLookupEntity(new $tmpClass());
         $temp->setValuefield($this->getRelationField());
         $temp->setTextfield($this->field);
         $temp->preSelect($this->entity->felder[$this->getLocalField()]->getValue());
         if ($this->relation->join !== 'inner') {
             $temp->showNull(0, ' ');
         }
     }
     return $temp;
 }