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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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
** 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 qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include <QApplication>
#include <QUiLoader>
#include <QtScript>
#include <QWidget>
#include <QFile>
#include <QMainWindow>
#include <QLineEdit>

#ifndef QT_NO_SCRIPTTOOLS
#include <QScriptEngineDebugger>
#endif

int main(int argc, char **argv)
{
    Q_INIT_RESOURCE(calculator);

    QApplication app(argc, argv);
//! [0a]
    QScriptEngine engine;
//! [0a]

#if !defined(QT_NO_SCRIPTTOOLS)
    QScriptEngineDebugger debugger;
    debugger.attachTo(&engine);
    QMainWindow *debugWindow = debugger.standardWindow();
    debugWindow->resize(1024, 640);
#endif

//! [0b]
    QString scriptFileName(":/calculator.js");
    QFile scriptFile(scriptFileName);
    scriptFile.open(QIODevice::ReadOnly);
    engine.evaluate(scriptFile.readAll(), scriptFileName);
    scriptFile.close();
//! [0b]

//! [1]
    QUiLoader loader;
    QFile uiFile(":/calculator.ui");
    uiFile.open(QIODevice::ReadOnly);
    QWidget *ui = loader.load(&uiFile);
    uiFile.close();
//! [1]

//! [2]
    QScriptValue ctor = engine.evaluate("Calculator");
    QScriptValue scriptUi = engine.newQObject(ui, QScriptEngine::ScriptOwnership);
    QScriptValue calc = ctor.construct(QScriptValueList() << scriptUi);
//! [2]

#if !defined(QT_NO_SCRIPTTOOLS)
    QLineEdit *display = qFindChild<QLineEdit*>(ui, "display");
    QObject::connect(display, SIGNAL(returnPressed()),
                     debugWindow, SLOT(show()));
#endif
//! [3]
    ui->show();
    return app.exec();
//! [3]
}