class ImmutableEventDispatcher implements EventDispatcherInterface
A read-only proxy for an event dispatcher.
__construct(EventDispatcherInterface $dispatcher) Creates an unmodifiable proxy for an event dispatcher. | ||
Event | dispatch(string $eventName, Event $event = null) Dispatches an event to all registered listeners. | |
addListener(string $eventName, callable $listener, int $priority) Adds an event listener that listens on the specified events. | ||
addSubscriber(EventSubscriberInterface $subscriber) Adds an event subscriber. | ||
removeListener(string $eventName, callable $listener) Removes an event listener from the specified events. | ||
removeSubscriber(EventSubscriberInterface $subscriber) Removes an event subscriber. | ||
array | getListeners(string $eventName = null) Gets the listeners of a specific event or all listeners sorted by descending priority. | |
int|null | getListenerPriority(string $eventName, callable $listener) Gets the listener priority for a specific event. | |
bool | hasListeners(string $eventName = null) Checks whether an event has any registered listeners. |
Creates an unmodifiable proxy for an event dispatcher.
Dispatches an event to all registered listeners.
Adds an event listener that listens on the specified events.
Adds an event subscriber.
The subscriber is asked for all the events he is interested in and added as a listener for these events.
Removes an event listener from the specified events.
Removes an event subscriber.
Gets the listeners of a specific event or all listeners sorted by descending priority.
Gets the listener priority for a specific event.
Returns null if the event or the listener does not exist.
Checks whether an event has any registered listeners.
© 2004–2016 Fabien Potencier
Licensed under the MIT License.
http://api.symfony.com/3.2/Symfony/Component/EventDispatcher/ImmutableEventDispatcher.html