icingaweb2/library/vendor/Zend/EventManager/EventCollection.php

109 lines
3.3 KiB
PHP

<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_EventManager
* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
/**
* Interface for messengers
*
* @category Zend
* @package Zend_EventManager
* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
interface Zend_EventManager_EventCollection
{
/**
* Trigger an event
*
* Should allow handling the following scenarios:
* - Passing Event object only
* - Passing event name and Event object only
* - Passing event name, target, and Event object
* - Passing event name, target, and array|ArrayAccess of arguments
*
* Can emulate triggerUntil() if the last argument provided is a callback.
*
* @param string $event
* @param object|string $target
* @param array|object $argv
* @param null|callback $callback
* @return Zend_EventManager_ResponseCollection
*/
public function trigger($event, $target = null, $argv = array(), $callback = null);
/**
* Trigger an event until the given callback returns a boolean false
*
* Should allow handling the following scenarios:
* - Passing Event object and callback only
* - Passing event name, Event object, and callback only
* - Passing event name, target, Event object, and callback
* - Passing event name, target, array|ArrayAccess of arguments, and callback
*
* @param string $event
* @param object|string $target
* @param array|object $argv
* @param callback $callback
* @return Zend_EventManager_ResponseCollection
*/
public function triggerUntil($event, $target, $argv = null, $callback = null);
/**
* Attach a listener to an event
*
* @param string $event
* @param callback $callback
* @param int $priority Priority at which to register listener
* @return Zend_Stdlib_CallbackHandler
*/
public function attach($event, $callback = null, $priority = 1);
/**
* Detach an event listener
*
* @param Zend_Stdlib_CallbackHandler|Zend_EventManager_ListenerAggregate $listener
* @return void
*/
public function detach($listener);
/**
* Get a list of events for which this collection has listeners
*
* @return array
*/
public function getEvents();
/**
* Retrieve a list of listeners registered to a given event
*
* @param string $event
* @return array|object
*/
public function getListeners($event);
/**
* Clear all listeners for a given event
*
* @param string $event
* @return void
*/
public function clearListeners($event);
}