76 lines
1.5 KiB
PHP
76 lines
1.5 KiB
PHP
|
<?PHP
|
||
|
/**
|
||
|
* example that shows how to change the class used for notifications
|
||
|
*
|
||
|
* You may change the notification class per dispatcher or globally for all
|
||
|
* newly created dispatchers.
|
||
|
*
|
||
|
* @package Event_Dispatcher
|
||
|
* @subpackage Examples
|
||
|
* @author Stephan Schmidt <schst@php.net>
|
||
|
*/
|
||
|
|
||
|
/**
|
||
|
* load Event_Dispatcher package
|
||
|
*/
|
||
|
require_once 'Event/Dispatcher.php';
|
||
|
|
||
|
/**
|
||
|
* example sender
|
||
|
*
|
||
|
* @package Event_Dispatcher
|
||
|
* @subpackage Examples
|
||
|
* @author Stephan Schmidt <schst@php.net>
|
||
|
*/
|
||
|
class sender
|
||
|
{
|
||
|
var $_dispatcher = null;
|
||
|
|
||
|
function sender(&$dispatcher)
|
||
|
{
|
||
|
$this->_dispatcher = &$dispatcher;
|
||
|
}
|
||
|
|
||
|
function foo()
|
||
|
{
|
||
|
$this->_dispatcher->post($this, 'onFoo', 'Some Info...');
|
||
|
}
|
||
|
}
|
||
|
|
||
|
function receiver(&$notification)
|
||
|
{
|
||
|
echo 'received notification: ';
|
||
|
echo get_class($notification);
|
||
|
echo '<br />';
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* custom notification class
|
||
|
*
|
||
|
* @package Event_Dispatcher
|
||
|
* @subpackage Examples
|
||
|
* @author Stephan Schmidt <schst@php.net>
|
||
|
*/
|
||
|
class MyNotification extends Event_Notification
|
||
|
{
|
||
|
}
|
||
|
|
||
|
$dispatcher = &Event_Dispatcher::getInstance();
|
||
|
$dispatcher->setNotificationClass('MyNotification');
|
||
|
$sender = &new sender($dispatcher);
|
||
|
|
||
|
$dispatcher->addObserver('receiver');
|
||
|
|
||
|
echo 'sender->foo()<br />';
|
||
|
$sender->foo();
|
||
|
|
||
|
Event_Dispatcher::setNotificationClass('MyNotification');
|
||
|
|
||
|
$dispatcher2 = &Event_Dispatcher::getInstance();
|
||
|
$sender2 = &new sender($dispatcher2);
|
||
|
|
||
|
$dispatcher2->addObserver('receiver');
|
||
|
|
||
|
echo '<br />sender2->foo()<br />';
|
||
|
$sender2->foo();
|
||
|
?>
|