/*

 * Copyright (c) 2010 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: QT Bindings for TMS

 *

 */

#ifndef QTMS_STREAM_IMPL_H

#define QTMS_STREAM_IMPL_H

#include <qtms.h>

#include <qtmsstream.h>

#include <tmsstreamobsrvr.h>

#include <QObject>

// FORWARD DECLARATIONS

namespace TMS {

class TMSStream;

}

namespace QTMS {

// FORWARD DECLARATIONS

//class QTMSStream;

class QTMSSource;

class QTMSSink;

class QTMSForamt;

class QTMSEffect;

class QTMSBuffer;

class QTMSFormat;

// QTMSStreamImpl class

class QTMSStreamImpl : public QTMSStream,

                       public TMS::TMSStreamObserver

    {

    enum TQueueType

        {

        EMsgBufQueue,

        EMsgComQueue

        };

public:

    static gint Create(QTMSCallType callType, QTMSStreamType stype,

            QTMSStream*& qstrm, TMS::TMSStream*& tmsstrm);

    virtual ~QTMSStreamImpl();

    // From QTMSStreamBody

    gint AddObserver(TMS::TMSStreamObserver& obsrvr, gpointer user_data);

    gint RemoveObserver(TMS::TMSStreamObserver& obsrvr);

    // From TMSStreamObserver

    void TMSStreamEvent(const TMS::TMSStream& stream,

            TMS::TMSSignalEvent event);

protected:

    QTMSStreamImpl();

    gint PostConstruct(QTMSCallType callType, QTMSStreamType stype,

            QTMSStream& parent);

    gint CreateQueue(const gint aNumSlots);

    void ReceiveMsgQHandlerEventsL();

    };

} //namespace QTMS

#endif // QTMS_STREAM_IMPL_H

// End of file