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/*
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* Copyright (c) 2005-2007 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: Transaction factory
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*
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*/
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#ifndef M_TRANSACTIONFACTORY_H
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#define M_TRANSACTIONFACTORY_H
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namespace AiXmlUiController
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{
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class MTransaction;
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class MTransactionElement;
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}
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class CXnNodeAppIf;
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class CGulIcon;
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class RFile;
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namespace AiXmlUiController
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{
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/**
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* MTransactionFactory provides life-cycle management of transactions and
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* transaction elements.
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*
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* @lib AiXmlUiMain
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*/
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class MTransactionFactory
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{
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public:
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// New functions
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/**
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* Creates a new transaction.
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*
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* @param aTxId the transaction identifier
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*/
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virtual MTransaction* CreateTransactionL( TInt aTxId ) = 0;
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/**
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* Releases a transaction element.
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*
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* @param aTransaction the transaction to release
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*/
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virtual void ReleaseTransaction( MTransaction* aTransaction ) = 0;
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/**
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* Creates a new text transaction element.
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*
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* @param aTarget the target node of the transaction element
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* @param aText the text to update
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* @param aPriority Priority
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*/
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virtual MTransactionElement* CreateTextTransactionElementL(
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CXnNodeAppIf& aTarget, const TDesC& aText, TInt aPriority ) = 0;
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/**
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* Creates a new data buffer transaction element.
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*
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* @param aTarget the traget node of the transaction element
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* @param aData the data to update
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* @param aPriority Priority
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* @param aCid Content selector id
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* @param aIndex Content index
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*/
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virtual MTransactionElement* CreateDataBufferTransactionElementL(
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CXnNodeAppIf& aTarget, const TDesC8& aData, TInt aPriority, const TDesC& aCid, TInt aIndex ) = 0;
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/**
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* Creates a new data buffer transaction element.
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*
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* @param aTarget the traget node of the transaction element
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* @param aData the data to update
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* @param aPriority Priority
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*/
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virtual MTransactionElement* CreateDataBufferTransactionElementL(
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CXnNodeAppIf& aTarget, const TDesC8& aData, TInt aPriority ) = 0;
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/**
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* Creates a new empty content transaction element.
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*
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* @param aTarget the target node of the transaction element
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* @param aText the text to update
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*/
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virtual MTransactionElement* CreateEmptyContentTransactionElementL(
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CXnNodeAppIf& aTarget, TInt aIndex ) = 0;
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/**
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* Creates a new image transaction element.
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*
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* @param aTarget the target node of the transaction element
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* @param aIcon the icon to update. Ownership transferred.
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* @param aPriority Priority
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*/
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virtual MTransactionElement* CreateImageTransactionElementL(
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CXnNodeAppIf& aTarget, CGulIcon* aIcon, TInt aPriority ) = 0;
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/**
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* Creates a new image transaction element.
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*
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* @param aTarget the target node of the transaction element
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* @param aFile the file to read image data from.
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* @param aPriority Priority
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*/
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virtual MTransactionElement* CreateImageTransactionElementL(
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CXnNodeAppIf& aTarget, RFile& aFile, TInt aPriority ) = 0;
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/**
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* Creates a new newsticker transaction element.
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*
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* @param aTarget the target node of the transaction element
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* @param aText the text to update
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* @param aPriority Priority
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* @param aIndex Newsticker title index
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*/
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virtual MTransactionElement* CreateNewsTickerTransactionElementL(
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CXnNodeAppIf& aTarget, const TDesC& aText, TInt aPriority, TInt aIndex ) = 0;
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/**
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* Releases a transaction element.
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*
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* @param aElement the element to release.
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*/
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virtual void ReleaseTransactionElement(
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MTransactionElement* aElement ) = 0;
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/**
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* Checks if given content type is supported by target element.
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*
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* @param aTarget the target UI element.
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* @param aContentType the content type
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* @return ETrue if content type is supported, otherwise EFalse.
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*/
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virtual TBool IsSupported(
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CXnNodeAppIf& aTarget, const TDesC8& aContentType ) = 0;
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protected:
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~MTransactionFactory(){};
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};
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} // namespace AiXmlUiController
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#endif // M_TRANSACTIONFACTORY_H
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// End of File
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