Current File : /home2/selectio/www/3idiotsgadgetstore.in/vendor/league/event/src/ListenerAcceptorInterface.php
<?php
namespace League\Event;
interface ListenerAcceptorInterface
{
/**
* High priority.
*
* @const int
*/
const P_HIGH = 100;
/**
* Normal priority.
*
* @const int
*/
const P_NORMAL = 0;
/**
* Low priority.
*
* @const int
*/
const P_LOW = -100;
/**
* Add a listener for an event.
*
* The first parameter should be the event name, and the second should be
* the event listener. It may implement the League\Event\ListenerInterface
* or simply be "callable". In this case, the priority emitter also accepts
* an optional third parameter specifying the priority as an integer. You
* may use one of our predefined constants here if you want.
*
* @param string $event
* @param ListenerInterface|callable $listener
* @param int $priority
*
* @return $this
*/
public function addListener($event, $listener, $priority = self::P_NORMAL);
/**
* Add a one time listener for an event.
*
* The first parameter should be the event name, and the second should be
* the event listener. It may implement the League\Event\ListenerInterface
* or simply be "callable".
*
* @param string $event
* @param ListenerInterface|callable $listener
* @param int $priority
*
* @return $this
*/
public function addOneTimeListener($event, $listener, $priority = self::P_NORMAL);
}
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