From 54d4919e3f1b00b644fa3c107acdf20159a1b154 Mon Sep 17 00:00:00 2001
From: wei <>
Date: Sat, 12 Aug 2006 05:34:54 +0000
Subject: Update active controls.

---
 framework/Web/UI/ActiveControls/TActiveListBox.php | 92 +++++++++++++++++++++-
 1 file changed, 91 insertions(+), 1 deletion(-)

(limited to 'framework/Web/UI/ActiveControls/TActiveListBox.php')

diff --git a/framework/Web/UI/ActiveControls/TActiveListBox.php b/framework/Web/UI/ActiveControls/TActiveListBox.php
index 37db5e27..77ca615a 100644
--- a/framework/Web/UI/ActiveControls/TActiveListBox.php
+++ b/framework/Web/UI/ActiveControls/TActiveListBox.php
@@ -20,7 +20,97 @@
  */
 class TActiveListBox extends TListBox implements IActiveControl, ICallbackEventHandler
 {
-	
+	/**
+	 * Creates a new callback control, sets the adapter to
+	 * TActiveListControlAdapter. If you override this class, be sure to set the
+	 * adapter appropriately by, for example, by calling this constructor.
+	 */
+	public function __construct()
+	{
+		parent::__construct();
+		$this->setAdapter(new TActiveListControlAdapter($this));
+		$this->setAutoPostBack(true);
+	}
+
+	/**
+	 * @return TBaseActiveCallbackControl standard callback control options.
+	 */
+	public function getActiveControl()
+	{
+		return $this->getAdapter()->getBaseActiveControl();
+	}
+
+	/**
+	 * Javascript client class for this control.
+	 * This method overrides the parent implementation.
+	 * @return null no javascript class name.
+	 */
+	protected function getClientClassName()
+	{
+		return 'Prado.WebUI.TActiveListBox';
+	}
+
+	/**
+	 * Loads user input data. Disables the client-side update during loading
+	 * and restore the EnableUpdate of ActiveControl after loading.
+	 * @param string the key that can be used to retrieve data from the input data collection
+	 * @param array the input data collection
+	 * @return boolean whether the data of the component has been changed
+	 */
+	public function loadPostData($key,$values)
+	{
+		$enabled = $this->getActiveControl()->getEnableUpdate();
+		$this->getActiveControl()->setEnableUpdate(false);
+		$result = parent::loadPostData($key, $values);
+		$this->getActiveControl()->setEnableUpdate($enabled);
+		return $result;
+	}
+
+	/**
+	 * Sets the selection mode of the list control (Single, Multiple)
+	 * on the client-side if the  {@link setEnableUpdate EnableUpdate}
+	 * property is set to true.
+	 * @param string the selection mode
+	 */
+	public function setSelectionMode($value)
+	{
+		parent::setSelectionMode($value);
+		$multiple = $this->getIsMultiSelect();
+		$id = $this->getUniqueID(); $multi_id = $id.'[]';
+		if($multiple)
+			$this->getPage()->registerPostDataLoader($multi_id);
+		if($this->getActiveControl()->canUpdateClientSide())
+		{
+			$client = $this->getPage()->getCallbackClient();
+			$client->setAttribute($this, 'multiple', $multiple ? 'multiple' : false);
+			$client->setAttribute($this, 'name', $multiple ? $multi_id : $id);
+			if($multiple)
+				$client->addPostDataLoader($multi_id);
+		}
+	}
+
+	/**
+	 * Raises the callback event. This method is required by {@link
+	 * ICallbackEventHandler} interface.
+	 * This method is mainly used by framework and control developers.
+	 * @param TCallbackEventParameter the event parameter
+	 */
+ 	public function raiseCallbackEvent($param)
+	{
+		$this->onCallback($param);
+	}
+
+	/**
+	 * This method is invoked when a callback is requested. The method raises
+	 * 'OnCallback' event to fire up the event handlers. If you override this
+	 * method, be sure to call the parent implementation so that the event
+	 * handler can be invoked.
+	 * @param TCallbackEventParameter event parameter to be passed to the event handlers
+	 */
+	public function onCallback($param)
+	{
+		$this->raiseEvent('OnCallback', $this, $param);
+	}
 }
 
 ?>
\ No newline at end of file
-- 
cgit v1.2.3