<?php /* * This file is part of Evenement. * * (c) Igor Wiedler <igor@wiedler.ch> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Evenement; interface EventEmitterInterface { public function on($event, callable $listener); public function once($event, callable $listener); public function removeListener($event, callable $listener); public function removeAllListeners($event = null); public function listeners($event); public function emit($event, array $arguments = []); }