1 files changed, 47 insertions, 3 deletions
diff --git a/framework/Web/UI/ActiveControls/TActivePanel.php b/framework/Web/UI/ActiveControls/TActivePanel.php
index db1d8a7d..787b65d3 100644
--- a/framework/Web/UI/ActiveControls/TActivePanel.php
+++ b/framework/Web/UI/ActiveControls/TActivePanel.php
@@ -1,9 +1,37 @@
 <?php
-/*
- * Created on 5/05/2006
+/**
+ * TActivePanel file.
+ *
+ * @author Wei Zhuo <weizhuo[at]gamil[dot]com>
+ * @link http://www.pradosoft.com/
+ * @copyright Copyright &copy; 2006 PradoSoft
+ * @license http://www.pradosoft.com/license/
+ * @version :   : 
+ * @package System.Web.UI.ActiveControls
  */
 
-class TActivePanel extends TPanel
+/**
+ * TActivePanel is the TPanel active control counterpart.
+ * 
+ * TActivePanel allows the client-side panel contents to be updated during a 
+ * callback response using the {@link flush} method.
+ * 
+ * Example: Assume $param is an instance of TCallbackEventParameter attached to
+ * the OnCallback event a TCallback with ID "callback1", and
+ * "panel1" is the ID of a TActivePanel.
+ * <code>
+ * function callback1_requested($sender, $param)
+ * {
+ * 	   $this->panel1->flush($param->getOutput());
+ * }
+ * </code>
+ *
+ * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
+ * @version $Revision: $  Sun Jun 18 01:23:54 EST 2006 $
+ * @package System.Web.UI.ActiveControls
+ * @since 3.0
+ */
+class TActivePanel extends TPanel implements IActiveControl
 {
 	/**
 	 * Creates a new callback control, sets the adapter to
@@ -16,10 +44,26 @@ class TActivePanel extends TPanel
 		$this->setAdapter(new TActiveControlAdapter($this));
 	}
 	
+	/**
+	 * @return TBaseActiveControl standard active control options.
+	 */
 	public function getActiveControl()
 	{
 		return $this->getAdapter()->getBaseActiveControl();
 	}
+	
+	/**
+	 * Renders and replaces the panel's content on the client-side.
+	 * @param THtmlWriter html writer
+	 */
+	public function flush($writer)
+	{
+		if($this->getActiveControl()->canUpdateClientSide())
+		{
+			$this->render($writer);
+			$this->getPage()->getCallbackClient()->replaceContent($this,$writer);
+		}
+	}
 } 
 
 ?>
 \ No newline at end of file