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<?php |
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/** |
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* Scabbia2 Events Component |
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* https://github.com/eserozvataf/scabbia2 |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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* |
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* @link https://github.com/eserozvataf/scabbia2-events for the canonical source repository |
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* @copyright 2010-2016 Eser Ozvataf. (http://eser.ozvataf.com/) |
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* @license http://www.apache.org/licenses/LICENSE-2.0 - Apache License, Version 2.0 |
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*/ |
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namespace Scabbia\Events; |
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use Scabbia\Events\Delegate; |
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/** |
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* Events |
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* |
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* @package Scabbia\Events |
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* @author Eser Ozvataf <[email protected]> |
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* @since 1.0.0 |
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*/ |
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class Events |
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{ |
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/** @type array event delegates */ |
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public $delegates = []; |
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/** @type array event depth */ |
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public $eventDepth = []; |
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/** @type bool indicates the event manager is currently disabled or not */ |
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public $disabled = false; |
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/** |
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* Dispatches an event |
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* |
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* @param string $uEvent name of the event |
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* @param array $uEventArgs arguments for the event |
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* |
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* @return void |
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*/ |
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public function dispatch($uEvent, ...$uEventArgs) |
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{ |
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if ($this->disabled) { |
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return; |
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} |
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if (!isset($this->delegates[$uEvent])) { |
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return; |
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} |
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$this->eventDepth[] = [$uEvent, $uEventArgs]; |
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$this->delegates[$uEvent]->invoke(...$uEventArgs); |
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array_pop($this->eventDepth); |
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} |
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/** |
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* Subscribes a callback method to specified event |
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* |
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* @param string $uEvent event |
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* @param callable $uCallback callback |
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* @param mixed $uState state object |
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* @param null|int $uPriority priority |
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* |
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* @return void |
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*/ |
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public function on($uEvent, $uCallback, $uState = null, $uPriority = null) |
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{ |
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if (!isset($this->delegates[$uEvent])) { |
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$this->delegates[$uEvent] = new Delegate(); |
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} |
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$this->delegates[$uEvent]->subscribe($uCallback, $uState, $uPriority); |
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} |
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} |
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eserozvataf /
scabbia2-events
