Qt 4.0: simplewizard.h Example File (dialogs/simplewizard/simplewizard.h)

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# simplewizard.h Example File
dialogs/simplewizard/simplewizard.h

        /****************************************************************************
        **
        ** 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
    ** General Public Licensing requirements will be met:
    ** http://www.trolltech.com/products/qt/opensource.html
    **
    ** If you are unsure which license is appropriate for your use, please
    ** review the following information:
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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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        ****************************************************************************/

        #ifndef SIMPLEWIZARD_H
        #define SIMPLEWIZARD_H

        #include <QDialog>
        #include <QList>

        class QHBoxLayout;
        class QPushButton;
        class QVBoxLayout;

        class SimpleWizard : public QDialog
        {
            Q_OBJECT

        public:
            SimpleWizard(QWidget *parent = 0);

            void setButtonEnabled(bool enable);

        protected:
            virtual QWidget *createPage(int index) = 0;
            void setNumPages(int n);

        private slots:
            void backButtonClicked();
            void nextButtonClicked();

        private:
            void switchPage(QWidget *oldPage);

            QList<QWidget *> history;
            int numPages;
            QPushButton *cancelButton;
            QPushButton *backButton;
            QPushButton *nextButton;
            QPushButton *finishButton;
            QHBoxLayout *buttonLayout;
            QVBoxLayout *mainLayout;
        };

        #endif