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digitalclock.cpp Example File
^{widgets/digitalclock/digitalclock.cpp}

    /****************************************************************************
    **
    ** Copyright (C) 2004-2005 Trolltech AS. 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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    #include <QtGui>

    #include "digitalclock.h"

    DigitalClock::DigitalClock(QWidget *parent)
        : QLCDNumber(parent)
    {
        setSegmentStyle(Filled);

        QTimer *timer = new QTimer(this);
        connect(timer, SIGNAL(timeout()), this, SLOT(showTime()));
        timer->start(1000);

        showTime();

        setWindowTitle(tr("Digital Clock"));
        resize(150, 60);
    }

    void DigitalClock::showTime()
    {
        QTime time = QTime::currentTime();
        QString text = time.toString("hh:mm");
        if ((time.second() % 2) == 0)
            text[2] = ' ';
        display(text);
    }