/****************************************************************************

**

** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** Contact: Nokia Corporation (developer.feedback@nokia.com)

**

** This file is part of the HbCore module of the UI Extensions for Mobile.

**

** GNU Lesser General Public License Usage

** This file may be used under the terms of the GNU Lesser General Public

** License version 2.1 as published by the Free Software Foundation and

** appearing in the file LICENSE.LGPL included in the packaging of this file.

** Please review the following information to ensure the GNU Lesser General

** Public License version 2.1 requirements will be met:

** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

**

** In addition, as a special exception, Nokia gives you certain additional

** rights.  These rights are described in the Nokia Qt LGPL Exception

** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

**

** If you have questions regarding the use of this file, please contact

** Nokia at developer.feedback@nokia.com.

**

****************************************************************************/

#ifndef HBINDICATORSESSIONHANDLER_H

#define HBINDICATORSESSIONHANDLER_H

#include <e32base.h>

#include <QObject>

#include <QVariantMap>

#include <QList>

#include <QString>

#include <QStringList>

#include "hbindicatorclientinfo_p.h"

class HbDeviceDialogServerPrivate;

class IndicatorQueueItem

{

public:

    IndicatorQueueItem(const IndicatorClientInfo &clientInfo,

                       IndicatorState state) :

        clientInfo(clientInfo), state(state) {}

public:

    IndicatorClientInfo clientInfo;

    IndicatorState state;

};

//stream operators for IndicatorQueueItem

QDataStream& operator << (QDataStream &outStream,

        const IndicatorQueueItem &obj);

QDataStream& operator >> (QDataStream &inStream,

        IndicatorQueueItem &obj);

class HbDeviceDialogSession;

class HbIndicatorSessionHandler : public CBase

    {

public: // Construction and destruction

    static HbIndicatorSessionHandler *NewL(HbDeviceDialogSession *aSession);

    ~HbIndicatorSessionHandler();

public:

    void HandleMessageL( const RMessage2 &aMessage );

    void IndicatorsActivated(const QList<IndicatorClientInfo> &activated);

    void IndicatorsUpdated(const QList<IndicatorClientInfo> &activated);

    void IndicatorsDeactivated(const QList<IndicatorClientInfo> &deactivated);

    void IndicatorUserActivated(const QVariantMap& data);

private:

    HbDeviceDialogServerPrivate& Server();

    void ActivateIndicatorL( const RMessage2 &aMessage );

    void DeactivateIndicatorL( const RMessage2 &aMessage );

    void IndicatorChannelRequestL( const RMessage2 &aMessage );

    void addToIndicatorQueue(

            const QList<IndicatorClientInfo> &clientInfoList,

            IndicatorState state);

    void WriteIndicatorInfoL();

    void WriteIndicatorDataL(const RMessage2 &aMessage);

    TInt DoWriteIndicatorInfoL(TInt &error);

    HbIndicatorSessionHandler(HbDeviceDialogSession *aSession);

private:

    HbDeviceDialogSession *iSession;

    TInt iMsgType;

    TBool iIndicatorChannelOpen;

    RMessage2 iIndicatorChannel;

    QList<IndicatorQueueItem> iIndicatorQueue;

    QStringList indicatorTypes;

    QVariantMap indicatorDataMap;

    };

#endif  // HBINDICATORSESSIONHANDLER_H