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wigglywidget.h Example File
^{widgets/wiggly/wigglywidget.h}

    /****************************************************************************
    **
    ** Copyright (C) 2004-2005 Trolltech AS. All rights reserved.
    **
    ** This file is part of the documentation of the Qt Toolkit.
    **
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    ** 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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    #ifndef WIGGLYWIDGET_H
    #define WIGGLYWIDGET_H

    #include <QBasicTimer>
    #include <QWidget>

    class WigglyWidget : public QWidget
    {
        Q_OBJECT

    public:
        WigglyWidget(QWidget *parent = 0);

    public slots:
        void setText(const QString &newText) { text = newText; }

    protected:
        void paintEvent(QPaintEvent *event);
        void timerEvent(QTimerEvent *event);

    private:
        QBasicTimer timer;
        QString text;
        int step;
    };

    #endif