/*

* 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 process handler

*

*/

// System includes

// User includes

#include "fmradiohswidgetprocesshandler.h"

#include "fmradiohswidget.h"

/*!

 Constructor

 */

FmRadioHsWidgetProcessHandler::FmRadioHsWidgetProcessHandler(QObject *parent) :

    QObject(parent), mProcess(new QProcess(this))

{

    QObject::connect(mProcess, SIGNAL(stateChanged(QProcess::ProcessState)),

        this, SLOT(handleStateChange(QProcess::ProcessState)));

    QObject::connect(mProcess, SIGNAL(error(QProcess::ProcessError error)),

        this, SLOT(handleError(QProcess::ProcessError error)));

    QObject::connect(mProcess,

        SIGNAL(finished(int exitCode, QProcess::ExitStatus exitStatus)),

        this,

        SLOT(handleFinish(int exitCode, QProcess::ExitStatus exitStatus)));

}

/*!

 Destructor 

 */

FmRadioHsWidgetProcessHandler::~FmRadioHsWidgetProcessHandler()

{

}

/*!

 Launching of FM Radio application process. 

 */

void FmRadioHsWidgetProcessHandler::startFmRadioApplication()

{

    if (mProcess->pid() == qint64(0)) {

        QString executablePath = KRadioExecutablePath;

        QStringList arguments;

        arguments << KRadioExecutableArguments;

        mProcess->start(executablePath, arguments);

    }

}

/*!

 Handles state change notifications from FM Radio application process. 

 */

void FmRadioHsWidgetProcessHandler::handleStateChange(

    QProcess::ProcessState state)

{

    switch (state) {

    case QProcess::NotRunning:

        emit fmRadioApplicationStateChanged(QVariant(FmRadioHsWidget::NotRunning));

        break;

    case QProcess::Starting:

        emit fmRadioApplicationStateChanged(QVariant(FmRadioHsWidget::Starting));

        break;

    case QProcess::Running:

        emit fmRadioApplicationStateChanged(QVariant(FmRadioHsWidget::Running));

        break;

    default:

        break;

    }

}

/*!

 Handles error notifications from FM Radio application process. 

 */

void FmRadioHsWidgetProcessHandler::handleError(

    QProcess::ProcessError error)

{

    switch (error) {

    case QProcess::FailedToStart:

        break;

    case QProcess::Crashed:

        break;

    case QProcess::Timedout:

        break;

    case QProcess::WriteError:

        break;

    case QProcess::ReadError:

        break;

    case QProcess::UnknownError:

        break;

    default:

        break;

    }

}

/*!

 Handles finished process notifications from FM Radio application process. 

 */

void FmRadioHsWidgetProcessHandler::handleFinish(int /*exitCode*/,

    QProcess::ExitStatus exitStatus)

{

    switch (exitStatus) {

    case QProcess::NormalExit:

        break;

    case QProcess::CrashExit:

        break;

    default:

        break;

    }

}