/*

* 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: Internet Radio App Insecptor

*

*/

// System includes

#include <QVariant>

#include <xqsettingsmanager.h>

#include <xqpublishandsubscribeutils.h>

// User includes

#include "irappinspector.h"

#include "irservicedef.h"

// Constructor

IrAppInspector::IrAppInspector(QObject *aParent) :

    QObject(aParent),

    mSettingsManager(new XQSettingsManager(this)),

    mIrRunningStatusKey(XQSettingsKey::TargetPublishAndSubscribe,

                        KInternetRadioPSUid,

                        KInternetRadioStartupKey)   

{   

    QObject::connect(mSettingsManager, SIGNAL(itemDeleted(XQSettingsKey)),

        this, SLOT(handleIrExit(XQSettingsKey)));

    QObject::connect(mSettingsManager, SIGNAL(valueChanged(XQSettingsKey, QVariant)),

        this, SLOT(handleIrRunningStatusChanged(XQSettingsKey, QVariant)));

}

// Destructor 

IrAppInspector::~IrAppInspector()

{

    stopInspectingIrRunningStatus();

}

/*!

 Handling of deletion of listened P&S key.

 \param aKey Deleted key.

 */

void IrAppInspector::handleIrExit(const XQSettingsKey &aKey)

{

    if (KInternetRadioPSUid == aKey.uid()

         && KInternetRadioStartupKey == aKey.key())

    {

        emit irRunningStatusChanged(Exiting);

        // since the P&S key has been deleted, should re-start the inspecting

        startInspectingIrRunningStatus();

    }

}

void IrAppInspector::handleIrRunningStatusChanged(const XQSettingsKey &aKey,

                                                 const QVariant &aValue)

{

    if (KInternetRadioPSUid == aKey.uid()

         && KInternetRadioStartupKey == aKey.key())

    {

        if (aValue.isValid())

        {

            if (aValue.canConvert(QVariant::Int))

            {

                emit irRunningStatusChanged(StartingUp);

            }

        }

    }

}

bool IrAppInspector::startInspectingIrRunningStatus()

{

    return mSettingsManager->startMonitoring(mIrRunningStatusKey);

}

void IrAppInspector::stopInspectingIrRunningStatus()

{

    mSettingsManager->stopMonitoring(mIrRunningStatusKey);

}

bool IrAppInspector::isIrRunning()

{

    QVariant value = mSettingsManager->readItemValue(mIrRunningStatusKey);

    if (value.isValid())

    {

        if (value.canConvert(QVariant::Int))

        {

            return true;

        }

    }

    return false;  

}