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#ifndef Q3WIDGETSTACK_H

#define Q3WIDGETSTACK_H

#include <Qt3Support/q3frame.h>

#include <Qt3Support/q3intdict.h>

#include <Qt3Support/q3ptrdict.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Qt3SupportLight)

class Q3WidgetStackPrivate;

class Q_COMPAT_EXPORT Q3WidgetStack: public Q3Frame

{

    Q_OBJECT

public:

    Q3WidgetStack(QWidget* parent, const char* name=0, Qt::WindowFlags f=0);

    ~Q3WidgetStack();

    int addWidget(QWidget *, int = -1);

    void removeWidget(QWidget *);

    QSize sizeHint() const;

    QSize minimumSizeHint() const;

    void setVisible(bool visible);

    QWidget * widget(int) const;

    int id(QWidget *) const;

    QWidget * visibleWidget() const;

    void setFrameRect(const QRect &);

Q_SIGNALS:

    void aboutToShow(int);

    void aboutToShow(QWidget *);

public Q_SLOTS:

    void raiseWidget(int);

    void raiseWidget(QWidget *);

protected:

    void frameChanged();

    void resizeEvent(QResizeEvent *);

    bool event(QEvent* e);

    virtual void setChildGeometries();

    void childEvent(QChildEvent *);

private:

    void init();

    Q3WidgetStackPrivate * d;

    Q3IntDict<QWidget> * dict;

    Q3PtrDict<QWidget> * focusWidgets;

    QWidget * topWidget;

    QWidget * invisible;

    Q_DISABLE_COPY(Q3WidgetStack)

};

QT_END_NAMESPACE

QT_END_HEADER

#endif // Q3WIDGETSTACK_H