Adding TActiveButton and TActiveTextBox

17 files changed, 421 insertions, 45 deletions

diff --git a/framework/Web/UI/ActiveControls/TActiveButton.php b/framework/Web/UI/ActiveControls/TActiveButton.php
new file mode 100644
index 00000000..db4fa85d
--- /dev/null
+++ b/framework/Web/UI/ActiveControls/TActiveButton.php
@@ -0,0 +1,141 @@
+<?php

+/*

+ * Created on 5/05/2006

+ */

+

+class TActiveButton extends TButton implements ICallbackEventHandler

+{

+	/**

+	 * @var TCallbackClientSideOptions client-side options.

+	 */

+	private $_clientSide;

+

+	/**

+	 * 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));

+	}

+	

+	/**

+	 * @param boolean true to allow fine grain callback updates.

+	 */

+	public function setAllowCallbackUpdate($value)

+	{

+		$this->setViewState('CallbackUpdate', TPropertyValue::ensureBoolean($value), true);

+	}

+

+	/**

+	 * @return true to allow fine grain callback updates.

+	 */

+	public function getAllowCallbackUpdate()

+	{

+		return $this->getViewState('CallbackUpdate', true);

+	}

+

+	/**

+	 * @return true if can update changes on the client-side during callback.

+	 */

+	protected function canUpdateClientSide()

+	{

+		return $this->getIsInitialized() && $this->getAllowCallbackUpdate();

+	}

+

+	/**

+	 * Raises the callback event. This method is required by {@link

+	 * ICallbackEventHandler} interface. If {@link getCausesValidation

+	 * CausesValidation} is true, it will invoke the page's {@link TPage::

+	 * validate validate} method first. It will raise {@link onCallback

+	 * OnCallback} event and then the {@link onClick OnClick} event. This method

+	 * is mainly used by framework and control developers.

+	 * @param TCallbackEventParameter the event parameter

+	 */	

+ 	public function raiseCallbackEvent($param)

+	{

+		$this->raisePostBackEvent($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);

+	}

+

+	/**

+	 * @param string caption of the button

+	 */

+	public function setText($value)

+	{

+		parent::setText($value);

+		if($this->canUpdateClientSide())

+			$this->getPage()->getCallbackClient()->setAttribute($this, 'value', $value);			

+	}

+

+	/**

+	 * Callback client-side options can be set by setting the properties of

+	 * the ClientSide property. E.g. <com:TCallback ClientSide.OnSuccess="..." />

+	 * See {@link TCallbackClientSideOptions} for details on the properties of

+	 * ClientSide.

+	 * @return TCallbackClientSideOptions client-side callback options.

+	 */

+	public function getClientSide()

+	{

+		if(is_null($this->_clientSide))

+			$this->_clientSide = $this->createClientSideOptions();

+		return $this->_clientSide;

+	}

+	

+	/**

+	 * @return TCallbackClientSideOptions callback client-side options.

+	 */

+	protected function createClientSideOptions()

+	{

+		return new TCallbackClientSideOptions;

+	}

+	

+	/**

+	 * Renders the callback control javascript statement.

+	 */

+	protected function renderClientControlScript($writer)

+	{

+		$writer->addAttribute('id',$this->getClientID());		

+		$cs = $this->getPage()->getClientScript(); 

+		$cs->registerCallbackControl(get_class($this),$this->getCallbackOptions());		

+	}

+	

+	/**

+	 * @return array list of callback options.

+	 */

+	protected function getCallbackOptions()

+	{

+		return array_merge($this->getPostBackOptions(), 

+			$this->getClientSide()->getOptions()->toArray());

+	}

+			

+	/**

+	 * Returns the javascript statement to invoke a callback request for this

+	 * control. Additional options for callback can be set via subproperties of

+	 * {@link getClientSide ClientSide} property. E.g. ClientSide.OnSuccess="..."

+	 * @param TControl callback handler control, use current object if null.

+	 * @return string javascript statement to invoke a callback.

+	 */

+	public function getCallbackReference($control=null)

+	{

+		$client = $this->getPage()->getClientScript(); 

+		$object = is_null($control) ? $this : $control;

+		return $client->getCallbackReference($object, $this->getPostBackOptions());

+	}

+} 

+

+?>
\ No newline at end of file
diff --git a/framework/Web/UI/ActiveControls/TActiveControlAdapter.php b/framework/Web/UI/ActiveControls/TActiveControlAdapter.php
index 6b410edd..2409d9fe 100644
--- a/framework/Web/UI/ActiveControls/TActiveControlAdapter.php
+++ b/framework/Web/UI/ActiveControls/TActiveControlAdapter.php
@@ -15,13 +15,13 @@ class TActiveControlAdapter extends TControlAdapter
 		if(!self::$_renderedPosts)

 		{

 			$options = TJavascript::encode($this->getPage()->getPostDataLoaders(),false);

-			$script = "Prado.CallbackRequest.PostDataLoaders.concat({$options});";

+			$script = "Prado.CallbackRequest.PostDataLoaders = {$options};";

 			$this->getPage()->getClientScript()->registerEndScript(get_class($this), $script);

 			self::$_renderedPosts = true;

 		}

 		parent::render($writer);

 		if($this->getPage()->getIsCallback())

 			$this->getPage()->getCallbackClient()->replace($this->getControl(), $writer);

-	}	

+	}

 } 

 ?>
\ No newline at end of file
diff --git a/framework/Web/UI/ActiveControls/TActiveLabel.php b/framework/Web/UI/ActiveControls/TActiveLabel.php
index 7e5a8084..13a88b4f 100644
--- a/framework/Web/UI/ActiveControls/TActiveLabel.php
+++ b/framework/Web/UI/ActiveControls/TActiveLabel.php
@@ -58,7 +58,9 @@ class TActiveLabel extends TLabel
 	 */

 	protected function canUpdateClientSide()

 	{

-		return $this->getIsInitialized() && $this->getAllowCallbackUpdate();

+		return 	$this->getIsInitialized() 

+				&& $this->getPage()->getIsCallback() 

+				&& $this->getAllowCallbackUpdate();

 	}

 

 	/**

@@ -69,9 +71,7 @@ class TActiveLabel extends TLabel
 	{

 		parent::setText($value);

 		if($this->canUpdateClientSide())

-		{

 			$this->getPage()->getCallbackClient()->update($this, $value);

-		}

 	}

 	

 	/**

diff --git a/framework/Web/UI/ActiveControls/TActivePageAdapter.php b/framework/Web/UI/ActiveControls/TActivePageAdapter.php
index 67720afd..11c3303e 100644
--- a/framework/Web/UI/ActiveControls/TActivePageAdapter.php
+++ b/framework/Web/UI/ActiveControls/TActivePageAdapter.php
@@ -76,7 +76,6 @@ class TActivePageAdapter extends TControlAdapter
 	{

 		Prado::trace("ActivePage renderCallbackResponse()",'System.Web.UI.ActiveControls.TActivePageAdapter');

 		$this->renderResponse($writer);

-		//$this->getResponse()->flush();

 	}	

 	

 	/**

diff --git a/framework/Web/UI/ActiveControls/TActiveTextBox.php b/framework/Web/UI/ActiveControls/TActiveTextBox.php
new file mode 100644
index 00000000..ad28b291
--- /dev/null
+++ b/framework/Web/UI/ActiveControls/TActiveTextBox.php
@@ -0,0 +1,139 @@
+<?php

+/*

+ * Created on 6/05/2006

+ */

+

+class TActiveTextBox extends TTextBox implements ICallbackEventHandler

+{

+	/**

+	 * @var TCallbackClientSideOptions client-side options.

+	 */

+	private $_clientSide;

+

+	/**

+	 * 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));

+	}

+	

+	/**

+	 * @param boolean true to allow fine grain callback updates.

+	 */

+	public function setAllowCallbackUpdate($value)

+	{

+		$this->setViewState('CallbackUpdate', TPropertyValue::ensureBoolean($value), true);

+	}

+

+	/**

+	 * @return true to allow fine grain callback updates.

+	 */

+	public function getAllowCallbackUpdate()

+	{

+		return $this->getViewState('CallbackUpdate', true);

+	}

+

+	/**

+	 * @return true if can update changes on the client-side during callback.

+	 */

+	protected function canUpdateClientSide()

+	{

+		return $this->getIsInitialized()

+				&& $this->getPage()->getIsCallback() 

+				&& $this->getAllowCallbackUpdate();

+	}

+	

+	/**

+	 * Callback client-side options can be set by setting the properties of

+	 * the ClientSide property. E.g. <com:TCallback ClientSide.OnSuccess="..." />

+	 * See {@link TCallbackClientSideOptions} for details on the properties of

+	 * ClientSide.

+	 * @return TCallbackClientSideOptions client-side callback options.

+	 */

+	public function getClientSide()

+	{

+		if(is_null($this->_clientSide))

+			$this->_clientSide = $this->createClientSideOptions();

+		return $this->_clientSide;

+	}

+	

+	/**

+	 * @return TCallbackClientSideOptions callback client-side options.

+	 */

+	protected function createClientSideOptions()

+	{

+		return new TCallbackClientSideOptions;

+	}

+			

+	/**

+	 * Raises the callback event. This method is required by {@link

+	 * ICallbackEventHandler} interface. It class raisePostDataChangedEvent

+	 * first then raises {@link onCallback OnCallback} event. This method is

+	 * mainly used by framework and control developers.

+	 * @param TCallbackEventParameter the event parameter

+	 */		

+	public function raiseCallbackEvent($param)

+	{

+		$this->raisePostDataChangedEvent();

+		$this->onCallback($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);

+	}	

+	

+	/**

+	 * Client-side Text property can only be updated after the OnLoad stage.

+	 * @param string text content for the textbox

+	 */

+	public function setText($value)

+	{

+		parent::setText($value);

+		if($this->canUpdateClientSide() && $this->getHasLoadedPostData())

+			$this->getPage()->getCallbackClient()->setValue($this, $value);			

+	}	

+	

+	protected function renderClientControlScript($writer)

+	{

+		$writer->addAttribute('id',$this->getClientID());		

+		$cs = $this->getPage()->getClientScript(); 

+		$cs->registerCallbackControl(get_class($this),$this->getCallbackOptions());

+	}

+	

+	/**

+	 * @return array list of callback options.

+	 */

+	protected function getCallbackOptions()

+	{

+		return array_merge($this->getPostBackOptions(), 

+			$this->getClientSide()->getOptions()->toArray());

+	}

+			

+	/**

+	 * Returns the javascript statement to invoke a callback request for this

+	 * control. Additional options for callback can be set via subproperties of

+	 * {@link getClientSide ClientSide} property. E.g. ClientSide.OnSuccess="..."

+	 * @param TControl callback handler control, use current object if null.

+	 * @return string javascript statement to invoke a callback.

+	 */

+	public function getCallbackReference($control=null)

+	{

+		$client = $this->getPage()->getClientScript(); 

+		$object = is_null($control) ? $this : $control;

+		return $client->getCallbackReference($object, $this->getPostBackOptions());

+	}	

+}

+

+?>
\ No newline at end of file
diff --git a/framework/Web/UI/ActiveControls/TCallbackClientSideOptions.php b/framework/Web/UI/ActiveControls/TCallbackClientSideOptions.php
index 8c6732e3..3eadcd29 100644
--- a/framework/Web/UI/ActiveControls/TCallbackClientSideOptions.php
+++ b/framework/Web/UI/ActiveControls/TCallbackClientSideOptions.php
@@ -221,11 +221,12 @@ class TCallbackClientSideOptions extends TClientSideOptions
 	/**

 	 * @return boolean true if the callback request has priority and will abort

 	 * existing prioritized request in order to send immediately. It does not

-	 * affect callbacks that are not prioritized.

+	 * affect callbacks that are not prioritized. Default is true.

 	 */

 	public function getHasPriority()

 	{

-		return $this->getOption('HasPriority');

+		$option =  $this->getOption('HasPriority');

+		return is_null($option) ? true : $option;

 	}

 	

 	/**

@@ -257,11 +258,12 @@ class TCallbackClientSideOptions extends TClientSideOptions
 	

 	/**

 	 * @return boolean client-side viewstate will be updated on callback

-	 * response if true.

+	 * response if true. Default is true.

 	 */

 	public function getEnablePageStateUpdate()

 	{

-		return $this->getOption('EnablePageStateUpdate');

+		$option = $this->getOption('EnablePageStateUpdate');

+		return is_null($option) ? true : $option;

 	}

 } 

 

diff --git a/framework/Web/UI/TClientScriptManager.php b/framework/Web/UI/TClientScriptManager.php
index 20612ce2..cad317ef 100644
--- a/framework/Web/UI/TClientScriptManager.php
+++ b/framework/Web/UI/TClientScriptManager.php
@@ -177,16 +177,33 @@ class TClientScriptManager extends TApplicationComponent
 	}
 
 	/**
+	 * Registers callback javascript for a control.
+	 * @param string javascript class responsible for the control being registered for callback
+	 * @param array callback options
+	 */
+	public function registerCallbackControl($class, $options)
+	{
+		$optionString=TJavaScript::encode($options);
+		$code="new Prado.WebUI.{$class}({$optionString});";
+		$this->_endScripts[sprintf('%08X', crc32($code))]=$code;
+		$this->registerPradoScriptInternal('ajax');
+
+		$params=func_get_args();
+		foreach($this->_page->getCachingStack() as $item)
+			$item->registerAction('Page.ClientScript','registerCallbackControl',$params);
+	}
+
+	/**
 	 * Registers postback javascript for a control.
 	 * @param string javascript class responsible for the control being registered for postback
 	 * @param array postback options
 	 */
-	public function registerPostBackControl($jsClass,$options)
+	public function registerPostBackControl($class,$options)
 	{
 		if(!isset($options['FormID']) && ($form=$this->_page->getForm())!==null)
 			$options['FormID']=$form->getClientID();
 		$optionString=TJavaScript::encode($options);
-		$code="new $jsClass($optionString);";
+		$code="new Prado.WebUI.{$class}({$optionString});";
 
 		$this->_endScripts[sprintf('%08X', crc32($code))]=$code;
 		$this->_hiddenFields[TPage::FIELD_POSTBACK_TARGET]='';
diff --git a/framework/Web/UI/TControl.php b/framework/Web/UI/TControl.php
index 3bb893e2..7121e5ed 100644
--- a/framework/Web/UI/TControl.php
+++ b/framework/Web/UI/TControl.php
@@ -1005,6 +1005,14 @@ class TControl extends TApplicationComponent implements IRenderable, IBindable
 	{

 		return $this->getControlStage() >= self::CS_CHILD_INITIALIZED;

 	}

+	

+	/**

+	 * @return boolean true if the control has loaded post data.

+	 */

+	public function getHasLoadedPostData()

+	{

+		return $this->getControlStage() >= self::CS_LOADED;

+	}

 

 	/**

 	 * Returns the named registered object.

diff --git a/framework/Web/UI/WebControls/TBulletedList.php b/framework/Web/UI/WebControls/TBulletedList.php
index 05cbaab1..fad77232 100644
--- a/framework/Web/UI/WebControls/TBulletedList.php
+++ b/framework/Web/UI/WebControls/TBulletedList.php
@@ -321,9 +321,9 @@ class TBulletedList extends TListControl implements IPostBackEventHandler
 		else

 		{

 			$this->_currentRenderItemIndex = $index;

-			$this->getPage()->getClientScript()->registerPostBackControl('Prado.WebUI.TBulletedList',$this->getPostBackOptions());

 			$writer->addAttribute('id', $this->getClientID().$index);

 			$writer->addAttribute('href', "javascript:;//".$this->getClientID().$index);

+			$this->renderClientControlScript($writer);

 		}

 		if(($accesskey=$this->getAccessKey())!=='')

 			$writer->addAttribute('accesskey',$accesskey);

@@ -331,6 +331,15 @@ class TBulletedList extends TListControl implements IPostBackEventHandler
 		$writer->write(THttpUtility::htmlEncode($item->getText()));

 		$writer->renderEndTag();

 	}

+	

+	/**

+	 * Renders the client-script code.

+	 */

+	protected function renderClientControlScript($writer)

+	{

+		$cs = $this->getPage()->getClientScript(); 

+		$cs->registerPostBackControl(get_class($this),$this->getPostBackOptions());

+	}

 

 	/**

 	 * @return array postback options used for linkbuttons.

diff --git a/framework/Web/UI/WebControls/TButton.php b/framework/Web/UI/WebControls/TButton.php
index b9872a64..ba523168 100644
--- a/framework/Web/UI/WebControls/TButton.php
+++ b/framework/Web/UI/WebControls/TButton.php
@@ -72,14 +72,8 @@ class TButton extends TWebControl implements IPostBackEventHandler, IButtonContr
 		if(($uniqueID=$this->getUniqueID())!=='')

 			$writer->addAttribute('name',$uniqueID);

 		$writer->addAttribute('value',$this->getText());

-		if($this->getEnabled(true))

-		{

-			if($this->canCauseValidation())

-			{

-				$writer->addAttribute('id',$this->getClientID());

-				$this->getPage()->getClientScript()->registerPostBackControl('Prado.WebUI.TButton',$this->getPostBackOptions());

-			}

-		}

+		if($this->getEnabled(true) )

+			$this->renderClientControlScript($writer);

 		else if($this->getEnabled()) // in this case, parent will not render 'disabled'

 			$writer->addAttribute('disabled','disabled');

 

@@ -87,6 +81,19 @@ class TButton extends TWebControl implements IPostBackEventHandler, IButtonContr
 	}

 

 	/**

+	 * Renders the client-script code.

+	 */

+	protected function renderClientControlScript($writer)

+	{

+		if($this->canCauseValidation())

+		{

+			$writer->addAttribute('id',$this->getClientID());		

+			$cs = $this->getPage()->getClientScript(); 

+			$cs->registerPostBackControl(get_class($this),$this->getPostBackOptions());

+		}

+	}

+

+	/**

 	 * @return boolean whether to perform validation if the button is clicked

 	 */

 	protected function canCauseValidation()

diff --git a/framework/Web/UI/WebControls/TCheckBox.php b/framework/Web/UI/WebControls/TCheckBox.php
index da389948..cb8fb30d 100644
--- a/framework/Web/UI/WebControls/TCheckBox.php
+++ b/framework/Web/UI/WebControls/TCheckBox.php
@@ -351,7 +351,7 @@ class TCheckBox extends TWebControl implements IPostBackDataHandler, IValidatabl
 

 		$page=$this->getPage();

 		if($this->getEnabled(true) && $this->getAutoPostBack() && $page->getClientSupportsJavaScript())

-			$page->getClientScript()->registerPostBackControl('Prado.WebUI.TCheckBox',$this->getPostBackOptions());

+			$this->renderClientControlScript($writer);

 

 		if(($accesskey=$this->getAccessKey())!=='')

 			$writer->addAttribute('accesskey',$accesskey);

@@ -364,6 +364,15 @@ class TCheckBox extends TWebControl implements IPostBackDataHandler, IValidatabl
 	}

 

 	/**

+	 * Renders the client-script code.

+	 */

+	protected function renderClientControlScript($writer)

+	{

+		$cs = $this->getPage()->getClientScript(); 

+		$cs->registerPostBackControl(get_class($this),$this->getPostBackOptions());

+	}

+

+	/**

 	 * Gets the post back options for this checkbox.

 	 * @return array

 	 */

diff --git a/framework/Web/UI/WebControls/TImageButton.php b/framework/Web/UI/WebControls/TImageButton.php
index 109f53a8..4b482721 100644
--- a/framework/Web/UI/WebControls/TImageButton.php
+++ b/framework/Web/UI/WebControls/TImageButton.php
@@ -88,19 +88,25 @@ class TImageButton extends TImage implements IPostBackDataHandler, IPostBackEven
 		if(($uniqueID=$this->getUniqueID())!=='')

 			$writer->addAttribute('name',$uniqueID);

 		if($this->getEnabled(true))

-		{

-			if($this->canCauseValidation())

-			{

-				$writer->addAttribute('id',$this->getClientID());

-				$this->getPage()->getClientScript()->registerPostBackControl('Prado.WebUI.TImageButton',$this->getPostBackOptions());

-			}

-		}

+				$this->renderClientControlScript($writer);

 		else if($this->getEnabled()) // in this case, parent will not render 'disabled'

 			$writer->addAttribute('disabled','disabled');

 		parent::addAttributesToRender($writer);

 	}

 

 	/**

+	 * Renders the client-script code.

+	 */

+	protected function renderClientControlScript($writer)

+	{

+		if($this->canCauseValidation())

+		{

+			$writer->addAttribute('id',$this->getClientID());

+			$cs = $this->getPage()->getClientScript(); 

+			$cs->registerPostBackControl(get_class($this),$this->getPostBackOptions());

+		}

+	}

+	/**

 	 * @return boolean whether to perform validation if the button is clicked

 	 */

 	protected function canCauseValidation()

diff --git a/framework/Web/UI/WebControls/TImageMap.php b/framework/Web/UI/WebControls/TImageMap.php
index 9444df46..ae2d6be3 100644
--- a/framework/Web/UI/WebControls/TImageMap.php
+++ b/framework/Web/UI/WebControls/TImageMap.php
@@ -109,7 +109,7 @@ class TImageMap extends TImage implements IPostBackEventHandler
 					$options['EventParameter']="$i";

 					$options['CausesValidation']=$hotspot->getCausesValidation();

 					$options['ValidationGroup']=$hotspot->getValidationGroup();

-					$cs->registerPostBackControl('Prado.WebUI.TImageMap',$options);

+					$cs->renderClientControlScript($writer,$options);

 				}

 				$hotspot->render($writer);

 				$writer->writeLine();

@@ -118,6 +118,15 @@ class TImageMap extends TImage implements IPostBackEventHandler
 			$writer->renderEndTag();

 		}

 	}

+	

+	/**

+	 * Renders the client-script code.

+	 */

+	protected function renderClientControlScript($writer,$options)

+	{

+		$cs = $this->getPage()->getClientScript(); 

+		$cs->registerPostBackControl(get_class($this),$options);

+	}

 

 	/**

 	 * Raises the postback event.

diff --git a/framework/Web/UI/WebControls/TLinkButton.php b/framework/Web/UI/WebControls/TLinkButton.php
index bca4a8f6..7f9baab8 100644
--- a/framework/Web/UI/WebControls/TLinkButton.php
+++ b/framework/Web/UI/WebControls/TLinkButton.php
@@ -81,15 +81,22 @@ class TLinkButton extends TWebControl implements IPostBackEventHandler, IButtonC
 		parent::addAttributesToRender($writer);

 

 		if($this->getEnabled(true))

-		{

-			//create unique no-op url references

-			$nop = "#".$this->getClientID();

-			$writer->addAttribute('href', $nop);

-			$this->getPage()->getClientScript()->registerPostBackControl('Prado.WebUI.TLinkButton',$this->getPostBackOptions());

-		}

+			$this->renderClientControlScript($writer);

 		else if($this->getEnabled()) // in this case, parent will not render 'disabled'

 			$writer->addAttribute('disabled','disabled');

 	}

+	

+	/**

+	 * Renders the client-script code.

+	 */

+	protected function renderClientControlScript($writer)

+	{

+		//create unique no-op url references

+		$nop = "#".$this->getClientID();

+		$writer->addAttribute('href', $nop);

+		$cs = $this->getPage()->getClientScript(); 

+		$cs->registerPostBackControl(get_class($this),$this->getPostBackOptions());

+	}	

 

 	/**

 	 * Returns postback specifications for the button.

diff --git a/framework/Web/UI/WebControls/TListControl.php b/framework/Web/UI/WebControls/TListControl.php
index 1c615edc..1c7fe11b 100644
--- a/framework/Web/UI/WebControls/TListControl.php
+++ b/framework/Web/UI/WebControls/TListControl.php
@@ -113,16 +113,23 @@ abstract class TListControl extends TDataBoundControl
 		if($this->getIsMultiSelect())

 			$writer->addAttribute('multiple','multiple');

 		if($this->getEnabled(true) && $this->getAutoPostBack() && $page->getClientSupportsJavaScript())

-		{

-			$writer->addAttribute('id',$this->getClientID());

-			$this->getPage()->getClientScript()->registerPostBackControl('Prado.WebUI.'.get_class($this),$this->getPostBackOptions());

-		}

+			$this->renderClientControlScript($writer);

 		if(!$this->getEnabled(true) && $this->getEnabled())

 			$writer->addAttribute('disabled','disabled');

 		parent::addAttributesToRender($writer);

 	}

 

 	/**

+	 * Renders the client-script code.

+	 */

+	protected function renderClientControlScript($writer)

+	{

+		$writer->addAttribute('id',$this->getClientID());		

+		$cs = $this->getPage()->getClientScript(); 

+		$cs->registerPostBackControl(get_class($this),$this->getPostBackOptions());

+	}

+

+	/**

 	 * @return array postback options for JS postback code

 	 */

 	protected function getPostBackOptions()

diff --git a/framework/Web/UI/WebControls/TRadioButton.php b/framework/Web/UI/WebControls/TRadioButton.php
index 9a523b55..6a5ade4d 100644
--- a/framework/Web/UI/WebControls/TRadioButton.php
+++ b/framework/Web/UI/WebControls/TRadioButton.php
@@ -154,7 +154,7 @@ class TRadioButton extends TCheckBox
 

 		$page=$this->getPage();

 		if($this->getEnabled(true) && $this->getAutoPostBack() && $page->getClientSupportsJavaScript())

-			$page->getClientScript()->registerPostBackControl('Prado.WebUI.TRadioButton',$this->getPostBackOptions());

+			$this->renderClientControlScript($writer);

 

 		if(($accesskey=$this->getAccessKey())!=='')

 			$writer->addAttribute('accesskey',$accesskey);

@@ -165,6 +165,15 @@ class TRadioButton extends TCheckBox
 		$writer->renderBeginTag('input');

 		$writer->renderEndTag();

 	}

+	

+	/**

+	 * Renders the client-script code.

+	 */

+	protected function renderClientControlScript($writer)

+	{

+		$cs = $this->getPage()->getClientScript(); 

+		$cs->registerPostBackControl(get_class($this),$this->getPostBackOptions());

+	}	

 }

 

 ?>
\ No newline at end of file
diff --git a/framework/Web/UI/WebControls/TTextBox.php b/framework/Web/UI/WebControls/TTextBox.php
index feea6227..b443fa59 100644
--- a/framework/Web/UI/WebControls/TTextBox.php
+++ b/framework/Web/UI/WebControls/TTextBox.php
@@ -143,14 +143,21 @@ class TTextBox extends TWebControl implements IPostBackDataHandler, IValidatable
 		if(!$isEnabled && $this->getEnabled())  // in this case parent will not render 'disabled'

 			$writer->addAttribute('disabled','disabled');

 		if($isEnabled && $this->getAutoPostBack() && $page->getClientSupportsJavaScript())

-		{

-			$writer->addAttribute('id',$this->getClientID());

-			$this->getPage()->getClientScript()->registerPostBackControl('Prado.WebUI.TTextBox',$this->getPostBackOptions());

-		}

+			$this->renderClientControlScript($writer);

 		parent::addAttributesToRender($writer);

 	}

 

 	/**

+	 * Renders the javascript for textbox.

+	 */

+	protected function renderClientControlScript($writer)

+	{

+		$writer->addAttribute('id',$this->getClientID());		

+		$cs = $this->getPage()->getClientScript();

+		$cs->registerPostBackControl(get_class($this),$this->getPostBackOptions());

+	}

+

+	/**

 	 * Gets the post back options for this textbox.

 	 * @return array

 	 */