EventDispatcher

EventDispatcher provides integration with Symfony EventDispatcher component for Drupal 7.

Module dependencies

• Service Container - patching required #2773731: Support for tags in Symfony service definitions parsed by PhpArrayDumper.
• Either Composer or Composer Manager to install Symfony EventDispatcher component.

Usage

1. Register EventSubscriber class as a service by any understandable by Service Container method tagging service with event_subscriber tag.
2. Dispatch an event with:
   

   
   use Symfony\Component\EventDispatcher\EventSubscriberInterface;
   
   class EventSubscriber implements EventSubscriberInterface {
   
     public function methodName($event, $eventName, $eventDispatcher) {
       // Do something...
     }
     
     public static function getSubscribedEvents() {
       return array('eventName' => array('methodName'));
     }
   
   }
   
   $event = new Event();
   $ed = Drupal::service('event_dispatcher');
   $ed->dispatch('eventName', $event);