/*

* Copyright (c) 2004 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:  This file contains definitions of the queue item class.

*

*/

#ifndef __DATABUFFERQUEUEITEM_H__

#define __DATABUFFERQUEUEITEM_H__

//  INCLUDES

#include <e32base.h>

#include <mmf/server/mmfdatabuffer.h>

#include <mmfcontrollerframework.h>

/**

*  Class to encapsulate a queue item.

*

*  @lib S60StreamingSource.lib

*  @since 3.0

*/

class CDataBufferQueueItem : public CBase

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        */

        static CDataBufferQueueItem* NewL( CMMFDataBuffer* aDataBuffer, TMMFMessage& aMessage );

        /**

        * Destructor.

        */

        virtual ~CDataBufferQueueItem();

        /**

        * Used to set the Message Status when completing the Message.

        * @since Series 60 3.1

        * @param status ErrorCode to be sent back when completing the message

        */

		void SetMessageStatus(TInt status);

        /**

        * Used to Get the DataBuffer associated with the Item.

        * @since Series 60 3.1

        * @return Pointer to the CMMFDataBuffer owned by the Queue Item

        */

		CMMFDataBuffer* GetDataBuffer();

    private:

        /**

        * C++ default constructor.

        */

        CDataBufferQueueItem();

       /**

        * Construct a queue item object and initialize it with

        * @param aDataBuffer Buffer containing data

        */

        void ConstructL( CMMFDataBuffer* aDataBuffer, TMMFMessage& aMessage );

    public:

    	// next item

        TSglQueLink* iLink;

    private:

        // Data buffer

        CMMFDataBuffer* iBuffer;

        // Message to complete when this buffer item is processed

        TMMFMessage* iMessage;

        TInt iMessageStatus;

    };

#endif      // __DATABUFFERQUEUEITEM_H__

// End of File