main.cpp

QT 开发环境里面一个很重要的文件

/****************************************************************************
**
** Copyright (C) 2006-2006 Trolltech ASA. All rights reserved.
**
** This file is part of the example classes 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
** General Public Licensing requirements will be met:
** http://www.trolltech.com/products/qt/opensource.html
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** review the following information:
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** sales department at [e-mail].
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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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 "
                        "automatically 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();
}