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92 lines
3.2 KiB
92 lines
3.2 KiB
<?php
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declare(strict_types=1);
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/**
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* @copyright 2019 Christoph Wurst <christoph@winzerhof-wurst.at>
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*
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* @author Christoph Wurst <christoph@winzerhof-wurst.at>
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* @author Joas Schilling <coding@schilljs.com>
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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namespace OCP\EventDispatcher;
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/**
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* Event dispatcher service of Nextcloud
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*
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* @since 17.0.0
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*/
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interface IEventDispatcher {
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/**
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* @template T of \OCP\EventDispatcher\Event
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* @param string $eventName preferably the fully-qualified class name of the Event sub class
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* @psalm-param string|class-string<T> $eventName preferably the fully-qualified class name of the Event sub class
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* @param callable $listener the object that is invoked when a matching event is dispatched
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* @param int $priority
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*
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* @since 17.0.0
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*/
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public function addListener(string $eventName, callable $listener, int $priority = 0): void;
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/**
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* @template T of \OCP\EventDispatcher\Event
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* @param string $eventName preferably the fully-qualified class name of the Event sub class
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* @psalm-param string|class-string<T> $eventName preferably the fully-qualified class name of the Event sub class
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* @param callable $listener the object that is invoked when a matching event is dispatched
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*
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* @since 19.0.0
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*/
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public function removeListener(string $eventName, callable $listener): void;
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/**
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* @template T of \OCP\EventDispatcher\Event
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* @param string $eventName preferably the fully-qualified class name of the Event sub class to listen for
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* @psalm-param string|class-string<T> $eventName preferably the fully-qualified class name of the Event sub class to listen for
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* @param string $className fully qualified class name (or ::class notation) of a \OCP\EventDispatcher\IEventListener that can be built by the DI container
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* @psalm-param class-string<\OCP\EventDispatcher\IEventListener<T>> $className fully qualified class name that can be built by the DI container
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* @param int $priority
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*
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* @since 17.0.0
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*/
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public function addServiceListener(string $eventName, string $className, int $priority = 0): void;
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/**
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* @template T of \OCP\EventDispatcher\Event
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* @param string $eventName
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* @psalm-param string|class-string<T> $eventName
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* @param Event $event
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* @psalm-param T $event
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*
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* @since 17.0.0
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*/
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public function dispatch(string $eventName, Event $event): void;
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/**
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* Dispatch a typed event
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*
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* Only use this with subclasses of ``\OCP\EventDispatcher\Event``.
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* The object's class will determine the event name.
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*
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* @param Event $event
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*
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* @since 18.0.0
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*/
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public function dispatchTyped(Event $event): void;
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}
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