From ac8108bce36a22f0db6fe10059ecdcf8d26cf23e Mon Sep 17 00:00:00 2001
From: xue <>
Date: Mon, 12 Dec 2005 19:11:53 +0000
Subject: Added support to check recursively if a control has its viewstate
 enabled.

---
 framework/Web/UI/TControl.php | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/framework/Web/UI/TControl.php b/framework/Web/UI/TControl.php
index a4625d18..435f3905 100644
--- a/framework/Web/UI/TControl.php
+++ b/framework/Web/UI/TControl.php
@@ -600,9 +600,17 @@ class TControl extends TComponent
 	/**
 	 * @return boolean whether viewstate is enabled
 	 */
-	public function getEnableViewState()
+	public function getEnableViewState($checkParents=false)
 	{
-		return !($this->_flags & self::IS_DISABLE_VIEWSTATE);
+		if($checkParents)
+		{
+			for($control=$this;$control!==null;$control=$control->getParent())
+				if($control->_flags & self::IS_DISABLE_VIEWSTATE)
+					return false;
+			return true;
+		}
+		else
+			return !($this->_flags & self::IS_DISABLE_VIEWSTATE);
 	}
 
 	/**
-- 
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