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# main.cpp Example File
script/qstetrix/main.cpp

     /****************************************************************************
     **
     ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
     ** Contact: Nokia Corporation (qt-info@nokia.com)
     **
     ** This file is part of the examples of the Qt Toolkit.
     **
     ** $QT_BEGIN_LICENSE:LGPL$
     ** Commercial Usage
     ** Licensees holding valid Qt Commercial licenses may use this file in
     ** accordance with the Qt Commercial License Agreement provided with the
     ** Software or, alternatively, in accordance with the terms contained in
     ** a written agreement between you and Nokia.
     **
     ** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
     ** package.
     **
     ** GNU General Public License Usage
     ** Alternatively, this file may be used under the terms of the GNU
     ** General Public License version 3.0 as published by the Free Software
     ** Foundation and appearing in the file LICENSE.GPL included in the
     ** packaging of this file.  Please review the following information to
     ** ensure the GNU General Public License version 3.0 requirements will be
     ** met: http://www.gnu.org/copyleft/gpl.html.
     **
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     ****************************************************************************/

     #include "tetrixboard.h"

     #include <QtGui>
     #include <QtScript>
     #include <QUiLoader>

     #ifndef QT_NO_SCRIPTTOOLS
     #include <QtScriptTools>
     #endif

     struct QtMetaObject : private QObject
     {
     public:
         static const QMetaObject *get()
             { return &static_cast<QtMetaObject*>(0)->staticQtMetaObject; }
     };

     class TetrixUiLoader : public QUiLoader
     {
     public:
         TetrixUiLoader(QObject *parent = 0)
             : QUiLoader(parent)
             { }
         virtual QWidget *createWidget(const QString &className, QWidget *parent = 0,
                                       const QString &name = QString())
         {
             if (className == QLatin1String("TetrixBoard")) {
                 QWidget *board = new TetrixBoard(parent);
                 board->setObjectName(name);
                 return board;
             }
             return QUiLoader::createWidget(className, parent, name);
         }
     };

     static QScriptValue evaluateFile(QScriptEngine &engine, const QString &fileName)
     {
         QFile file(fileName);
         file.open(QIODevice::ReadOnly);
         return engine.evaluate(file.readAll(), fileName);
     }

     int main(int argc, char *argv[])
     {
         Q_INIT_RESOURCE(tetrix);

         QApplication app(argc, argv);
         QScriptEngine engine;

         QScriptValue Qt = engine.newQMetaObject(QtMetaObject::get());
         Qt.setProperty("App", engine.newQObject(&app));
         engine.globalObject().setProperty("Qt", Qt);

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

         evaluateFile(engine, ":/tetrixpiece.js");
         evaluateFile(engine, ":/tetrixboard.js");
         evaluateFile(engine, ":/tetrixwindow.js");

         TetrixUiLoader loader;
         QFile uiFile(":/tetrixwindow.ui");
         uiFile.open(QIODevice::ReadOnly);
         QWidget *ui = loader.load(&uiFile);
         uiFile.close();

         QScriptValue ctor = engine.evaluate("TetrixWindow");
         QScriptValue scriptUi = engine.newQObject(ui, QScriptEngine::ScriptOwnership);
         QScriptValue tetrix = ctor.construct(QScriptValueList() << scriptUi);

         QPushButton *debugButton = qFindChild<QPushButton*>(ui, "debugButton");
     #ifndef QT_NO_SCRIPTTOOLS
         QObject::connect(debugButton, SIGNAL(clicked()),
                          debugger.action(QScriptEngineDebugger::InterruptAction),
                          SIGNAL(triggered()));
         QObject::connect(debugButton, SIGNAL(clicked()),
                          debugWindow, SLOT(show()));
     #else
         debugButton->hide();
     #endif

         ui->resize(550, 370);
         ui->show();

         qsrand(QTime(0,0,0).secsTo(QTime::currentTime()));
         return app.exec();
     }