/** * Return a display group, use recursive search in subforms to provide a transparent experience * with tabs * * @param string $name * @return \Zend_Form_DisplayGroup|null */ public function getDisplayGroup($name) { if ($group = parent::getDisplayGroup($name)) { return $group; } else { $subforms = $this->getSubForms(); foreach ($subforms as $subform) { if ($group = $subform->getDisplayGroup($name)) { return $group; } } return; } }