由于过于简单遂未翻译。
To dispatch an event, use the Mage::dispatchEvent function (/app/Mage.php). Calls look like this:
1 $data = array( 'somedata' => 'foo', 'layout' => $this->getLayout()); 2 Mage::dispatchEvent('my_event_name', $data);
In order to observe an event, specify the observer in the config.xml file of your extension.
1 <config> 2 <global> 3 <events> 4 <my_event_name> 5 <observers> 6 <myextension> 7 <type>singleton</type> 8 <class>myextension/observer</class> 9 <method>someMethodName</method> 10 </myextension> 11 </observers> 12 </my_event_name> 13 </events> 14 </global> 15 </config>
Create a corresponding class and method (Observer.php) and you’re set to go:
1 class Myextension_Model_Observer { 2 public function someMethodName($event) { 3 $layout = $event->getLayout(); 4 $someData = $event->getSomedata(); 5 } 6 }