/*

* Copyright (c) 2004-2005 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:  Creator class for messages.

*

*/

#ifndef CCAMESSAGECREATOR_H

#define CCAMESSAGECREATOR_H

#include "MCAMessageCreator.h"

//	FORWARD CLASS DECLERATIONS

class MCABufferMemoryHandler;

// CLASS DECLARATION

/**

 *  Creator class for messages.

 *

 *  @lib CAEngine.dll

 *  @since 3.0

 */

class CCAMessageCreator : public CBase, public MCAMessageCreator

    {

    public: // Construction

        /**

         * Construction

         * @param aMemoryHandler Handles memory

         * @return Pointer to new created instance of CCAMessageCreator

         */

        static CCAMessageCreator* NewL();

        /**

         * Construction

         * @param aMemoryHandler Handles memory

         * @return Pointer to new created instance of CCAMessageCreator

         */

        static CCAMessageCreator* NewLC();

        /**

         * Destruction

         */

        ~CCAMessageCreator();

    private: // Construction

        /**

         * Constructor

         */

        CCAMessageCreator();

    private: // From MCAMessageCreator

        /**

         * @see MCAMessageCreator

         */

        MCAMessage* CreateMessageL( const SMessageData& aData ) const;

        /**

         * @see MCAMessageCreator

         */

        MCAMessage* CreateFailedMessageL( const MCAMessage* pSource ) const;

        /**

         * @see MCAMessageCreator

         */

        MCAMessage* CreateSystemMessageL( MCAMessage::TSystemMessage aType,

                                          const TDesC& aText ) const;

        /**

         * @see MCAMessageCreator

         */

        MCAMessage* CloneMessageL( const MCAMessage* pSource ) const;

    private: // New helper methods

        /**

         * Create text message.

         * @param aData Data for message.

         * @return new MCAMessage. Ownership is passed to caller

         */

        MCAMessage* CreateTextMessageL( const SMessageData& aData ) const;

        /**

         * Create content message.

         * @param aData Data for message.

         * @return new MCAMessage. Ownership is passed to caller

         */

        MCAMessage* CreateContentMessageL( const SMessageData& aData ) const;

        /**

         * Create failed text message.

         * @param pSource. Message base for failed message

         * @return new MCAMessage. Ownership is passed to caller

         */

        MCAMessage* CreateFailedTextMessageL( const MCAMessage* pSource ) const;

        /**

         * Resolve right type for message

         */

        void ResolveMessageType( MCAMessage* aMessage ) const;

    private: // Member data

    };

#endif      // CCAMESSAGECREATOR_H

// End of File