- Models, Behaviors ...

1 files changed, 36 insertions, 0 deletions

diff --git a/framework/Base/TEvent.php b/framework/Base/TEvent.php
new file mode 100644
index 00000000..0f64e89d
--- /dev/null
+++ b/framework/Base/TEvent.php
@@ -0,0 +1,36 @@
+<?php
+/**
+ * CEvent is the base class for all event classes.
+ *
+ * It encapsulates the parameters associated with an event.
+ * The {@link sender} property describes who raises the event.
+ * And the {@link handled} property indicates if the event is handled.
+ * If an event handler sets {@link handled} to true, those handlers
+ * that are not invoked yet will not be invoked anymore.
+ *
+ * @author Qiang Xue <qiang.xue@gmail.com>
+ * @version $Id: CComponent.php 978 2009-05-06 03:36:09Z qiang.xue $
+ * @package system.base
+ * @since 1.0
+ */
+class TEvent extends TComponent
+{
+	/**
+	 * @var object the sender of this event
+	 */
+	public $sender;
+	/**
+	 * @var boolean whether the event is handled. Defaults to false.
+	 * When a handler sets this true, the rest uninvoked handlers will not be invoked anymore.
+	 */
+	public $handled=false;
+
+	/**
+	 * Constructor.
+	 * @param mixed sender of the event
+	 */
+	public function __construct($sender=null)
+	{
+		$this->sender=$sender;
+	}
+}
\ No newline at end of file