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<?php
/**
* TActivePanel file.
*
* @author Wei Zhuo <weizhuo[at]gamil[dot]com>
* @link http://www.pradosoft.com/
* @copyright Copyright © 2006 PradoSoft
* @license http://www.pradosoft.com/license/
* @version : :
* @package System.Web.UI.ActiveControls
*/
/**
* Load active control adapter.
*/
Prado::using('System.Web.UI.ActiveControls.TActiveControlAdapter');
/**
* 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
* TActiveControlAdapter. If you override this class, be sure to set the
* adapter appropriately by, for example, by calling this constructor.
*/
public function __construct()
{
parent::__construct();
$this->setAdapter(new TActiveControlAdapter($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);
}
}
}
?>
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