/*

* Copyright (c) 2009 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: FM Radio widget radio service client

*

*/

#ifndef FMRADIOHSWIDGETRADIOSERVICECLIENT_H_

#define FMRADIOHSWIDGETRADIOSERVICECLIENT_H_

// System includes

#include <QObject>

#include <xqservicerequest.h>

#include <xqappmgr.h>

// Constants

/**  Radio service name. */

const QString KRadioServiceName = "com.nokia.services.Radio";

/**  Radio control interface name. */

const QString KRadioServiceControlInterfaceName = "IRadioControl";

/**  Radio monitor interface name. */

const QString KRadioServiceControlOperation = "command(int)";

/**  Radio monitor interface name. */

const QString KRadioServiceMonitorInterfaceName = "IRadioMonitor";

/**  Radio monitor interface name. */

const QString KRadioServiceMonitorOperation = "requestNotifications()";

/**  Radio refresh operation name. */

const QString KRadioServiceRefreshOperation = "requestAllData()";

class FmRadioHsWidgetRadioServiceClient : public QObject

{

Q_OBJECT

public:

    FmRadioHsWidgetRadioServiceClient(QObject *parent = 0);

    virtual ~FmRadioHsWidgetRadioServiceClient();

    enum FmRadioStartupState

    {

        StartForeground,

        StartBackground

    };

    enum FmRadioChannelChangeCommand

    {

        PreviousFavouriteChannel,

        NextFavouriteChannel

    };

    enum FmRadioAudioControlCommand

    {

        Mute,

        Unmute

    };

    enum FmRadioInformationType

    {

        InformationTypeStationName,

        InformationTypeCallSign,

        InformationTypeFrequency,

        InformationTypeRt,

        InformationTypeDynamicPsName,

        InformationTypePty

    };

    enum FmRadioVisibilty

    {

        DoNotChange,

        ToForeground,

        ToBackground

    };

    void init();

signals:

    void radioInformationChanged(int notificationId, QVariant value);

    void radioStateChanged(QVariant value);

public slots:

    void doChangeFmRadioVisibility(FmRadioVisibilty visibility);

    void test();

    void doChangeFmRadioChannel(FmRadioChannelChangeCommand command);

    void doControlFmRadioAudio(FmRadioAudioControlCommand command);

    void handleFmRadioInformationChange(const QVariant& value);

    void handleFmRadioStateChange(QVariant& value);

    void startMonitoring(FmRadioVisibilty visibility);

    void stopMonitoring();

protected slots:

    void requestCompleted(const QVariant& value);

private slots:

    //void handleOk(const QVariant &result);

    void handleError(int errorCode, const QString& errorMessage);

    void handleRequestError(int error);

    void createControlServiceRequest();

    void createMonitorServiceRequest();

    void doSendMonitorRequest(FmRadioVisibilty visibility);

    void doSendControlRequest(QVariant &argument, FmRadioVisibilty visibility);

    void prepareRequestInfo(XQAiwRequest *request, FmRadioVisibilty visibility);

private: // data

    bool mRequestPending;

    XQApplicationManager mApplicationManager;

    XQAiwRequest* mRadioMonitorRequest;

    XQAiwRequest* mRadioControlRequest;

    bool                mDataInitialized;

};

#endif /* FMRADIOHSWIDGETRADIOSERVICECLIENT_H_ */