/*

* Copyright (c) 2006 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:  Progressive Download Utility  Definition of the BufTypeSupEventAO class.

*

*/

#ifndef BUFFEREMPTIEDEVENTAO_H

#define BUFFEREMPTIEDEVENTAO_H

//  INCLUDES

#include <e32base.h>

namespace multimedia

    {

    class MDataBuffer;

    // Observer

    class MBufferEmptiedObserver

        {

        public:

            virtual void BufferEmptiedBySource() = 0;

        };

        /**

        *  Class to encapsulate a queue item.

    */

    class CBufferEmptiedEventAO : public CActive

        {

        public:  // Constructors and destructor

            static CBufferEmptiedEventAO* NewL(MBufferEmptiedObserver&);

            virtual ~CBufferEmptiedEventAO();

            void SetActive();

            TInt Error();

            void SetBuffer(MDataBuffer* aBuffer);

            MDataBuffer* GetBuffer();

        protected:

            // From CActive

            void RunL();

            void DoCancel();

            TInt RunError( TInt aError );

        private:

            CBufferEmptiedEventAO( MBufferEmptiedObserver& aObserver );

            void ConstructL();

        private:

            MBufferEmptiedObserver& iObserver;

            MDataBuffer* iBuffer;

            TInt iError;

        };

    }

#endif // BUFTYPESUPEVENTAO_H

// End of File