diff -r 000000000000 -r f72a12da539e idlehomescreen/xmluicontroller/inc/transactionfactory.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/idlehomescreen/xmluicontroller/inc/transactionfactory.h	Thu Dec 17 08:40:49 2009 +0200
@@ -0,0 +1,144 @@
+/*
+* 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:  Transaction factory
+*
+*/
+
+
+#ifndef M_TRANSACTIONFACTORY_H
+#define M_TRANSACTIONFACTORY_H
+
+namespace AiXmlUiController
+    {
+    class MTransaction;
+    class MTransactionElement;
+    }
+
+class CXnNodeAppIf;
+class CGulIcon;
+class RFile;
+
+
+namespace AiXmlUiController
+{
+
+/**
+*  MTransactionFactory provides life-cycle management of transactions and
+*  transaction elements.
+*
+*  @lib AiXmlUiMain
+*/
+class MTransactionFactory
+    {
+public:
+
+    // New functions
+    
+    /**
+    * Creates a new transaction.
+    *
+    * @param aTxId the transaction identifier
+    */
+    virtual MTransaction* CreateTransactionL( TInt aTxId ) = 0;
+    
+    /**
+    * Releases a transaction element.
+    *
+    * @param aTransaction the transaction to release
+    */
+    virtual void ReleaseTransaction( MTransaction* aTransaction ) = 0;
+
+    /**
+    * Creates a new text transaction element.
+    *
+    * @param aTarget the target node of the transaction element
+    * @param aText the text to update 
+    */
+    virtual MTransactionElement*
+        CreateTextTransactionElementL( CXnNodeAppIf& aTarget,
+                                       const TDesC& aText,
+                                       TInt aPriority ) = 0;
+
+    /**
+    * Creates a new data buffer transaction element.
+    *
+    * @param aTarget the traget node of the transaction element
+    * @param aData the data to update
+    */
+    virtual MTransactionElement*
+        CreateDataBufferTransactionElementL( CXnNodeAppIf& aTarget,
+                                             const TDesC8& aData,
+                                             TInt aPriority ) = 0;
+
+    /**
+    * Creates a new empty content transaction element.
+    *
+    * @param aTarget the target node of the transaction element
+    * @param aText the text to update 
+    */
+    virtual MTransactionElement*
+        CreateEmptyContentTransactionElementL( CXnNodeAppIf& aTarget,
+                                               TInt aIndex ) = 0;
+
+    /**
+    * Creates a new image transaction element.
+    *
+    * @param aTarget the target node of the transaction element
+    * @param aIcon the icon to update. Ownership transferred.
+    */
+    virtual MTransactionElement*
+        CreateImageTransactionElementL( CXnNodeAppIf& aTarget,
+                                        CGulIcon* aIcon,
+                                        TInt aPriority ) = 0;
+    
+    /**
+    * Creates a new image transaction element.
+    *
+    * @param aTarget the target node of the transaction element
+    * @param aFile the file to read image data from.
+    */
+    virtual MTransactionElement*
+        CreateImageTransactionElementL( CXnNodeAppIf& aTarget,
+                                        RFile& aFile,
+                                        TInt aPriority ) = 0;
+
+    /**
+    * Releases a transaction element.
+    *
+    * @param aElement the element to release.
+    */
+    virtual void ReleaseTransactionElement(
+        MTransactionElement* aElement ) = 0;
+
+    /**
+    * Checks if given content type is supported by target element.
+    *
+    * @param aTarget the target UI element.
+    * @param aContentType the content type
+    * @return ETrue if content type is supported, otherwise EFalse.
+    */
+    virtual TBool IsSupported( CXnNodeAppIf& aTarget,
+                               const TDesC8& aContentType ) = 0;
+
+protected:
+
+    ~MTransactionFactory(){};
+        
+    };
+
+} // namespace AiXmlUiController
+
+#endif      // M_TRANSACTIONFACTORY_H  
+           
+//  End of File
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