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

**

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

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** Contact: Nokia Corporation (qt-info@nokia.com)

**

** This file is part of the demonstration applications of the Qt Toolkit.

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** No Commercial Usage

** This file contains pre-release code and may not be distributed.

** You may use this file in accordance with the terms and conditions

** contained in the Technology Preview License Agreement accompanying

** this package.

**

** GNU Lesser General Public License Usage

** Alternatively, 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

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

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

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

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** $QT_END_LICENSE$

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

#include <QDebug>

#include <QDir>

#include "demoapplication.h"

DemoApplication::DemoApplication(QString executableName, QString caption, QString imageName, QStringList args)

{

    imagePath = imageName;

    appCaption = caption;

    if (executableName[0] == QLatin1Char('/'))

        executablePath = executableName;

    else

        executablePath = QDir::cleanPath(QDir::currentPath() + QLatin1Char('/') + executableName);

    arguments = args;

    process.setProcessChannelMode(QProcess::ForwardedChannels);

    QObject::connect( &process, SIGNAL(finished(int,QProcess::ExitStatus)), 

                      this, SLOT(processFinished(int,QProcess::ExitStatus)));

    QObject::connect( &process, SIGNAL(error(QProcess::ProcessError)), 

                      this, SLOT(processError(QProcess::ProcessError)));

    QObject::connect( &process, SIGNAL(started()), this, SLOT(processStarted()));

}

void DemoApplication::launch()

{

    process.start(executablePath, arguments);

}

QImage* DemoApplication::getImage()

{

    return new QImage(imagePath);

}

QString DemoApplication::getCaption()

{

    return appCaption;

}

void DemoApplication::processFinished(int exitCode, QProcess::ExitStatus exitStatus)

{

    Q_UNUSED(exitCode);

    Q_UNUSED(exitStatus);

    emit demoFinished();

    QObject::disconnect(this, SIGNAL(demoStarted()), 0, 0);

    QObject::disconnect(this, SIGNAL(demoFinished()), 0, 0);

}

void DemoApplication::processError(QProcess::ProcessError err)

{

    qDebug() << "Process error: " << err;

    if (err == QProcess::Crashed)

        emit demoFinished();

}

void DemoApplication::processStarted()

{

    emit demoStarted();

}