# qwidgetstack.h

This is the verbatim text of the qwidgetstack.h include file. It is is provided only for illustration; the copyright remains with Troll Tech.

    /****************************************************************************
    ** $Id: qwidgetstack.h,v 2.7.2.2 1998/08/19 16:02:45 agulbra Exp $
    **
    ** Definition of QWidgetStack class
    **
    ** Created : 980306
    **
    ** Copyright (C) 1992-1999 Troll Tech AS.  All rights reserved.
    **
    ** This file is part of Qt Free Edition, version 1.45.
    **
    ** See the file LICENSE included in the distribution for the usage
    ** and distribution terms, or http://www.troll.no/free-license.html.
    **
    ** IMPORTANT NOTE: You may NOT copy this file or any part of it into
    ** your own programs or libraries.
    **
    ** Please see http://www.troll.no/pricing.html for information about
    ** Qt Professional Edition, which is this same library but with a
    ** license which allows creation of commercial/proprietary software.
    **
    *****************************************************************************/

    #ifndef QWIDGETSTACK_H
    #define QWIDGETSTACK_H

    #ifndef QT_H
    #include "qframe.h"
    #include "qintdict.h"
    #endif // QT_H

    class QWidgetStackPrivate;

    class QGridLayout;

    class Q_EXPORT QWidgetStack: public QFrame
    {
        Q_OBJECT
    public:
        QWidgetStack( QWidget * parent = 0, const char * name = 0 );
        ~QWidgetStack();

        void addWidget( QWidget *, int );

        void removeWidget( QWidget * );

        void show();

        QWidget * widget( int ) const;
        int id( QWidget * ) const;

        QWidget * visibleWidget() const;

        bool event( QEvent * );

    signals:
        void aboutToShow( int );
        void aboutToShow( QWidget * );

    public slots:
        void raiseWidget( int );
        void raiseWidget( QWidget * );

    protected:
        void frameChanged();

        void setChildGeometries();

    private:
        bool isMyChild( QWidget * );
        QWidgetStackPrivate * d;
        QIntDict<QWidget> * dict;
        QGridLayout * l;
        QWidget * topWidget;
    };

    #endif