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

**

** 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 examples of the Qt Toolkit.

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**

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**     notice, this list of conditions and the following disclaimer.

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**     the documentation and/or other materials provided with the

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

#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]

}