From d42b25cbf6d3f1e51cb2a3149f1ff54cc5474bc9 Mon Sep 17 00:00:00 2001
From: emkael <emkael@tlen.pl>
Date: Thu, 7 Apr 2016 16:09:16 +0200
Subject:  * Prado upgrade (to 3.3.r6b8e6601752b21a8a96c385a5529bbec7bb2b408)

---
 lib/prado/framework/Web/UI/TControl.php | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

(limited to 'lib/prado/framework/Web/UI/TControl.php')

diff --git a/lib/prado/framework/Web/UI/TControl.php b/lib/prado/framework/Web/UI/TControl.php
index 055b552..be7b118 100644
--- a/lib/prado/framework/Web/UI/TControl.php
+++ b/lib/prado/framework/Web/UI/TControl.php
@@ -4,7 +4,7 @@
  *
  * @author Qiang Xue <qiang.xue@gmail.com>
  * @link https://github.com/pradosoft/prado
- * @copyright Copyright &copy; 2005-2015 The PRADO Group
+ * @copyright Copyright &copy; 2005-2016 The PRADO Group
  * @license https://github.com/pradosoft/prado/blob/master/COPYRIGHT
  * @package System.Web.UI
  */
@@ -769,13 +769,19 @@ class TControl extends TApplicationComponent implements IRenderable, IBindable
 	{
 		if($this->_trackViewState)
 		{
-			$this->_viewState[$key]=$value;
 			unset($this->_tempState[$key]);
+			if($value===$defaultValue)
+				unset($this->_viewState[$key]);
+			else
+				$this->_viewState[$key]=$value;
 		}
 		else
 		{
 			unset($this->_viewState[$key]);
-			$this->_tempState[$key]=$value;
+			if($value===$defaultValue)
+				unset($this->_tempState[$key]);
+			else
+				$this->_tempState[$key]=$value;
 		}
 	}
 
@@ -1655,7 +1661,10 @@ class TControl extends TApplicationComponent implements IRenderable, IBindable
 			foreach($this->_rf[self::RF_CONTROLS] as $control)
 			{
 				if($control instanceof TControl)
-					$state[$control->_id]=&$control->saveStateRecursive($needViewState);
+				{
+					if(count($tmp = &$control->saveStateRecursive($needViewState)))
+						$state[$control->_id]=$tmp;
+				}
 			}
 		}
 		if($needViewState && !empty($this->_viewState))
-- 
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