*/ abstract class NavigationSettingEventSubscriber implements EventSubscriberInterface { protected static int $priority = 0; public static function getSubscribedEvents() { return [ NavigationSettingEvent::INIT_EVENT => ['onInit', self::$priority], NavigationSettingEvent::FORM_INIT_EVENT => ['onFormInit', self::$priority], ]; } public function onInit(NavigationSettingEvent $event) { } public function onFormInit(NavigationSettingEvent $event) { } }