Mercurial > hg > cmmr2012-drupal-site
annotate vendor/symfony/event-dispatcher/Event.php @ 0:c75dbcec494b
Initial commit from drush-created site
author | Chris Cannam |
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date | Thu, 05 Jul 2018 14:24:15 +0000 |
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Chris@0 | 1 <?php |
Chris@0 | 2 |
Chris@0 | 3 /* |
Chris@0 | 4 * This file is part of the Symfony package. |
Chris@0 | 5 * |
Chris@0 | 6 * (c) Fabien Potencier <fabien@symfony.com> |
Chris@0 | 7 * |
Chris@0 | 8 * For the full copyright and license information, please view the LICENSE |
Chris@0 | 9 * file that was distributed with this source code. |
Chris@0 | 10 */ |
Chris@0 | 11 |
Chris@0 | 12 namespace Symfony\Component\EventDispatcher; |
Chris@0 | 13 |
Chris@0 | 14 /** |
Chris@0 | 15 * Event is the base class for classes containing event data. |
Chris@0 | 16 * |
Chris@0 | 17 * This class contains no event data. It is used by events that do not pass |
Chris@0 | 18 * state information to an event handler when an event is raised. |
Chris@0 | 19 * |
Chris@0 | 20 * You can call the method stopPropagation() to abort the execution of |
Chris@0 | 21 * further listeners in your event listener. |
Chris@0 | 22 * |
Chris@0 | 23 * @author Guilherme Blanco <guilhermeblanco@hotmail.com> |
Chris@0 | 24 * @author Jonathan Wage <jonwage@gmail.com> |
Chris@0 | 25 * @author Roman Borschel <roman@code-factory.org> |
Chris@0 | 26 * @author Bernhard Schussek <bschussek@gmail.com> |
Chris@0 | 27 */ |
Chris@0 | 28 class Event |
Chris@0 | 29 { |
Chris@0 | 30 /** |
Chris@0 | 31 * @var bool Whether no further event listeners should be triggered |
Chris@0 | 32 */ |
Chris@0 | 33 private $propagationStopped = false; |
Chris@0 | 34 |
Chris@0 | 35 /** |
Chris@0 | 36 * Returns whether further event listeners should be triggered. |
Chris@0 | 37 * |
Chris@0 | 38 * @see Event::stopPropagation() |
Chris@0 | 39 * |
Chris@0 | 40 * @return bool Whether propagation was already stopped for this event |
Chris@0 | 41 */ |
Chris@0 | 42 public function isPropagationStopped() |
Chris@0 | 43 { |
Chris@0 | 44 return $this->propagationStopped; |
Chris@0 | 45 } |
Chris@0 | 46 |
Chris@0 | 47 /** |
Chris@0 | 48 * Stops the propagation of the event to further event listeners. |
Chris@0 | 49 * |
Chris@0 | 50 * If multiple event listeners are connected to the same event, no |
Chris@0 | 51 * further event listener will be triggered once any trigger calls |
Chris@0 | 52 * stopPropagation(). |
Chris@0 | 53 */ |
Chris@0 | 54 public function stopPropagation() |
Chris@0 | 55 { |
Chris@0 | 56 $this->propagationStopped = true; |
Chris@0 | 57 } |
Chris@0 | 58 } |