Subversion-Projekte lars-tiefland.php_share

<?PHP

/**

 * example that shows how to cancel an event

 *

 * @package    Event_Dispatcher

 * @subpackage Examples

 * @author     Stephan Schmidt <schst@php.net>

 */

/**

 * load Event_Dispatcher package

 */

require_once 'Event/Dispatcher.php';

/**

 * example observers

 */

function receiver1(&$notification)

{

    echo "receiver 1 received notification<br />\n";

}

function receiver2(&$notification)

{

    echo "receiver 2 received notification<br />\n";

}

$dispatcher = &Event_Dispatcher::getInstance();

$dispatcher->addObserver('receiver1', 'onFoo', 'TestClass');

$dispatcher->addObserver('receiver2', 'onFoo', 'AnotherTestClass');

$dispatcher->addObserver('receiver2', 'onBar');

// Test, whether an observer has been registered

$registered = $dispatcher->observerRegistered('receiver1', 'onFoo');

if ($registered === true) {

	echo "Observer successfully registered";

}

$observers = $dispatcher->getObservers('onFoo');

echo '<pre>';

print_r($observers);

echo '</pre>';

// Filter using a class name

$observers = $dispatcher->getObservers('onFoo', 'TestClass');

echo '<pre>';

print_r($observers);

echo '</pre>';

?>