From f884ea21ea8f0c6ced02565bd647a5692f82aea4 Mon Sep 17 00:00:00 2001
From: xue <>
Date: Wed, 25 Jan 2006 04:26:27 +0000
Subject: Added validation demo for TListBox. Fixed a few autopostback with
 causesvalidation problems.

---
 framework/Web/UI/WebControls/TCheckBoxList.php |  9 ++-------
 framework/Web/UI/WebControls/TDropDownList.php |  9 ++-------
 framework/Web/UI/WebControls/TListBox.php      | 21 +++++++++++++--------
 3 files changed, 17 insertions(+), 22 deletions(-)

(limited to 'framework/Web/UI')

diff --git a/framework/Web/UI/WebControls/TCheckBoxList.php b/framework/Web/UI/WebControls/TCheckBoxList.php
index 168c7ef0..34ff005f 100644
--- a/framework/Web/UI/WebControls/TCheckBoxList.php
+++ b/framework/Web/UI/WebControls/TCheckBoxList.php
@@ -328,13 +328,8 @@ class TCheckBoxList extends TListControl implements IRepeatInfoUser, INamingCont
 	 */
 	public function raisePostDataChangedEvent()
 	{
-		$page=$this->getPage();
-		if($this->getAutoPostBack() && !$page->getPostBackEventTarget())
-		{
-			$page->setPostBackEventTarget($this);
-			if($this->getCausesValidation())
-				$page->validate($this->getValidationGroup());
-		}
+		if($this->getAutoPostBack() && $this->getCausesValidation())
+			$this->getPage()->validate($this->getValidationGroup());
 		$this->onSelectedIndexChanged(null);
 	}
 
diff --git a/framework/Web/UI/WebControls/TDropDownList.php b/framework/Web/UI/WebControls/TDropDownList.php
index 3c459057..a3c02c15 100644
--- a/framework/Web/UI/WebControls/TDropDownList.php
+++ b/framework/Web/UI/WebControls/TDropDownList.php
@@ -72,13 +72,8 @@ class TDropDownList extends TListControl implements IPostBackDataHandler
 	 */
 	public function raisePostDataChangedEvent()
 	{
-		$page=$this->getPage();
-		if($this->getAutoPostBack() && !$page->getPostBackEventTarget())
-		{
-			$page->setPostBackEventTarget($this);
-			if($this->getCausesValidation())
-				$page->validate($this->getValidationGroup());
-		}
+		if($this->getAutoPostBack() && $this->getCausesValidation())
+			$this->getPage()->validate($this->getValidationGroup());
 		$this->onSelectedIndexChanged(null);
 	}
 
diff --git a/framework/Web/UI/WebControls/TListBox.php b/framework/Web/UI/WebControls/TListBox.php
index 47165c99..50cf3873 100644
--- a/framework/Web/UI/WebControls/TListBox.php
+++ b/framework/Web/UI/WebControls/TListBox.php
@@ -29,7 +29,7 @@ Prado::using('System.Web.UI.WebControls.TListControl');
  * @package System.Web.UI.WebControls
  * @since 3.0
  */
-class TListBox extends TListControl implements IPostBackDataHandler
+class TListBox extends TListControl implements IPostBackDataHandler, IValidatable
 {
 	/**
 	 * Adds attribute name-value pairs to renderer.
@@ -131,13 +131,8 @@ class TListBox extends TListControl implements IPostBackDataHandler
 	 */
 	public function raisePostDataChangedEvent()
 	{
-		$page=$this->getPage();
-		if($this->getAutoPostBack() && !$page->getPostBackEventTarget())
-		{
-			$page->setPostBackEventTarget($this);
-			if($this->getCausesValidation())
-				$page->validate($this->getValidationGroup());
-		}
+		if($this->getAutoPostBack() && $this->getCausesValidation())
+			$this->getPage()->validate($this->getValidationGroup());
 		$this->onSelectedIndexChanged(null);
 	}
 
@@ -184,5 +179,15 @@ class TListBox extends TListControl implements IPostBackDataHandler
 	{
 		$this->setViewState('SelectionMode',TPropertyValue::ensureEnum($value,array('Single','Multiple')),'Single');
 	}
+
+	/**
+	 * Returns the value to be validated.
+	 * This methid is required by IValidatable interface.
+	 * @return mixed the value of the property to be validated.
+	 */
+	public function getValidationPropertyValue()
+	{
+		return $this->getSelectedValue();
+	}
 }
 ?>
\ No newline at end of file
-- 
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