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# main.cpp Example File
qtopiacore/mousecalibration/main.cpp

        /****************************************************************************
        **
        ** Copyright (C) 2006-2006 Trolltech ASA. All rights reserved.
        **
        ** This file is part of the documentation of the Qt Toolkit.
        **
        ** This file may be used under the terms of the GNU General Public
        ** License version 2.0 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 GNU
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        ** http://www.trolltech.com/products/qt/opensource.html
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        ** review the following information:
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        #include <QApplication>
        #include <QMessageBox>
        #include <QTimer>
        #include <QWSServer>

        #include "calibration.h"
        #include "scribblewidget.h"

        int main(int argc, char **argv)
        {
            QApplication app(argc, argv, QApplication::GuiServer);

            if (!QWSServer::mouseHandler())
                qFatal("No mouse handler installed");

            {
                QMessageBox message;
                message.setText("<p>Please press once at each of the marks "
                                "shown in the next screen.</p>"
                                "<p>This messagebox will timout after 10 seconds "
                                "if you are unable to close it.</p>");
                QTimer::singleShot(10 * 1000, &message, SLOT(accept()));
                message.exec();
            }

            Calibration cal;
            cal.exec();

            {
                QMessageBox message;
                message.setText("<p>The next screen will let you test the calibration "
                                "by drawing into a widget.</p><p>This program will "
                                "automaticly close after 20 seconds.<p>");
                QTimer::singleShot(10 * 1000, &message, SLOT(accept()));
                message.exec();
            }

            ScribbleWidget scribble;
            scribble.showMaximized();
            scribble.show();

            app.setActiveWindow(&scribble);
            QTimer::singleShot(20 * 1000, &app, SLOT(quit()));

            return app.exec();
        }