diff -r 000000000000 -r f72a12da539e idlehomescreen/xmluicontroller/inc/databuffertransactionelement.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/idlehomescreen/xmluicontroller/inc/databuffertransactionelement.h	Thu Dec 17 08:40:49 2009 +0200
@@ -0,0 +1,99 @@
+/*
+* Copyright (c) 2005-2007 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  Data buffer transaction
+*
+*/
+
+
+#ifndef C_DATABUFFERTRANSACTIONELEMENT_H
+#define C_DATABUFFERTRANSACTIONELEMENT_H
+
+#include "transactionelement.h"
+
+namespace AiUtility
+    {
+    class CContentPriorityMap;
+    }
+
+class CXnNodeAppIf;
+
+namespace AiXmlUiController
+{
+
+/**
+ *  @ingroup group_xmluicontroller
+ * 
+ * CDataBufferTransactionElement corresponds one text content publishing operation.
+ *
+ *  @lib AiXmlUiMain
+ */
+class CDataBufferTransactionElement : public CTransactionElement
+    {
+public:  // Constructors and destructor
+    
+    static CDataBufferTransactionElement*
+        NewL( AiUtility::CContentPriorityMap& aContentPriorityMap );
+    
+    virtual ~CDataBufferTransactionElement();
+
+// New functions
+    
+    /**
+    * Initializes this transaction element to publish content aData
+    * to node aTarget.
+    *
+    * @param aTarget - the target of publishing.
+    * @param aData - the content. 
+    */
+    void InitializeL(CXnNodeAppIf& aTarget, const TDesC8& aData);
+    
+    /**
+     * Checks if given content type is supported by target ui element.
+     *
+     * @param aTarget target ui element.
+     * @param aContentType content type
+     * @return ETrue if content type is supported
+     */
+    static TBool IsSupported( CXnNodeAppIf& aTarget,
+                              const TDesC8& aContentType );
+    
+// Functions from CTransactionElement
+
+    void Reset();
+
+    void UpdateDataL();
+    
+private:
+
+    CDataBufferTransactionElement(
+        AiUtility::CContentPriorityMap& aContentPriorityMap );
+
+    void CheckTypeL( CXnNodeAppIf& aTarget );
+    
+    void SetDataL();
+    
+private:    // Data
+
+    /**
+     * New content.
+     */
+    TPtrC8 iNewData;
+        
+    };
+
+}   // namespace AiXmlUiController
+
+#endif      // C_TEXTTRANSACTIONELEMENT_H  
+           
+//  End of File