系统维护工具

山に住む一家は千個の巣から蜂蜜を収穫し、幼い子供たちは新しい畑で5エーカーの野菜を栽培している。系统维护工具

登出

+ / home / studionolh / www / wp-content / plugins / updraftplus / vendor / symfony / event-dispatcher / [ 返回根目录 ]

名称	大小	权限	修改时间
..	-	-	-
Debug	[目录]	drwxr-xr-x	2026-06-05 11:59
DependencyInjection	[目录]	drwxr-xr-x	2026-06-05 11:59
CHANGELOG.md	696.00 B	-rw-r--r--	2026-06-05 11:59
ContainerAwareEventDispatcher.php	5.92 KB	-rw-r--r--	2026-06-05 11:59
Event.php	3.41 KB	-rw-r--r--	2026-06-05 11:59
EventDispatcher.php	5.78 KB	-rw-r--r--	2026-06-05 11:59
EventDispatcherInterface.php	2.70 KB	-rw-r--r--	2026-06-05 11:59
EventSubscriberInterface.php	1.52 KB	-rw-r--r--	2026-06-05 11:59
GenericEvent.php	3.62 KB	-rw-r--r--	2026-06-05 11:59
ImmutableEventDispatcher.php	2.12 KB	-rw-r--r--	2026-06-05 11:59
LICENSE	1.04 KB	-rw-r--r--	2026-06-05 11:59
README.md	610.00 B	-rw-r--r--	2026-06-05 11:59
composer.json	1.11 KB	-rw-r--r--	2026-06-05 11:59
phpunit.xml.dist	893.00 B	-rw-r--r--	2026-06-05 11:59

代码编辑器 :EventDispatcherInterface.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;

/**
 * The EventDispatcherInterface is the central point of Symfony's event listener system.
 * Listeners are registered on the manager and events are dispatched through the
 * manager.
 *
 * @author Bernhard Schussek <bschussek@gmail.com>
 */
interface EventDispatcherInterface
{
    /**
     * Dispatches an event to all registered listeners.
     *
     * @param string $eventName The name of the event to dispatch. The name of
     *                          the event is the name of the method that is
     *                          invoked on listeners.
     * @param Event  $event     The event to pass to the event handlers/listeners
     *                          If not supplied, an empty Event instance is created
     *
     * @return Event
     */
    public function dispatch($eventName, Event $event = null);

/**
     * Adds an event listener that listens on the specified events.
     *
     * @param string   $eventName The event to listen on
     * @param callable $listener  The listener
     * @param int      $priority  The higher this value, the earlier an event
     *                            listener will be triggered in the chain (defaults to 0)
     */
    public function addListener($eventName, $listener, $priority = 0);

/**
     * Adds an event subscriber.
     *
     * The subscriber is asked for all the events he is
     * interested in and added as a listener for these events.
     */
    public function addSubscriber(EventSubscriberInterface $subscriber);

/**
     * Removes an event listener from the specified events.
     *
     * @param string   $eventName The event to remove a listener from
     * @param callable $listener  The listener to remove
     */
    public function removeListener($eventName, $listener);

public function removeSubscriber(EventSubscriberInterface $subscriber);

/**
     * Gets the listeners of a specific event or all listeners sorted by descending priority.
     *
     * @param string $eventName The name of the event
     *
     * @return array The event listeners for the specified event, or all event listeners by event name
     */
    public function getListeners($eventName = null);

/**
     * Checks whether an event has any registered listeners.
     *
     * @param string $eventName The name of the event
     *
     * @return bool true if the specified event has any listeners, false otherwise
     */
    public function hasListeners($eventName = null);
}