name : EventSubscriberInterface.php <?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\EventDispatcher; /** * An EventSubscriber knows himself what events he is interested in. * If an EventSubscriber is added to an EventDispatcherInterface, the manager invokes * {@link getSubscribedEvents} and registers the subscriber as a listener for all * returned events. * * @author Guilherme Blanco <guilhermeblanco@hotmail.com> * @author Jonathan Wage <jonwage@gmail.com> * @author Roman Borschel <roman@code-factory.org> * @author Bernhard Schussek <bschussek@gmail.com> * * @api */ interface EventSubscriberInterface { /** * Returns an array of event names this subscriber wants to listen to. * * The array keys are event names and the value can be: * * * The method name to call (priority defaults to 0) * * An array composed of the method name to call and the priority * * An array of arrays composed of the method names to call and respective * priorities, or 0 if unset * * For instance: * * * array('eventName' => 'methodName') * * array('eventName' => array('methodName', $priority)) * * array('eventName' => array(array('methodName1', $priority), array('methodName2')) * * @return array The event names to listen to * * @api */ public static function getSubscribedEvents(); }