#include suicidal virtual class QWidgetStack : virtual QFrame { QWidgetStack(QWidget * = 0, const char * = 0); virtual ~QWidgetStack(); void addWidget(QWidget *, int); int id(QWidget *) const; virtual QSize minimumSizeHint() const; void raiseWidget(int); void raiseWidget(QWidget *); void removeWidget(QWidget *); virtual void setFrameRect(const QRect &); virtual void show(); virtual QSize sizeHint() const; QWidget *visibleWidget() const; QWidget *widget(int) const; protected: void aboutToShow(int) signal; void aboutToShow(QWidget *) signal; virtual void childEvent(QChildEvent *); virtual void frameChanged(); void setChildGeometries(); } Qt::WidgetStack;