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00001 /**************************************************************************** 00002 ** $Id: qt/qwidgetstack.h 3.3.8 edited Jan 11 14:39 $ 00003 ** 00004 ** Definition of QWidgetStack class 00005 ** 00006 ** Created : 980306 00007 ** 00008 ** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved. 00009 ** 00010 ** This file is part of the widgets module of the Qt GUI Toolkit. 00011 ** 00012 ** This file may be distributed under the terms of the Q Public License 00013 ** as defined by Trolltech ASA of Norway and appearing in the file 00014 ** LICENSE.QPL included in the packaging of this file. 00015 ** 00016 ** This file may be distributed and/or modified under the terms of the 00017 ** GNU General Public License version 2 as published by the Free Software 00018 ** Foundation and appearing in the file LICENSE.GPL included in the 00019 ** packaging of this file. 00020 ** 00021 ** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition 00022 ** licenses may use this file in accordance with the Qt Commercial License 00023 ** Agreement provided with the Software. 00024 ** 00025 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE 00026 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 00027 ** 00028 ** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for 00029 ** information about Qt Commercial License Agreements. 00030 ** See http://www.trolltech.com/qpl/ for QPL licensing information. 00031 ** See http://www.trolltech.com/gpl/ for GPL licensing information. 00032 ** 00033 ** Contact info@trolltech.com if any conditions of this licensing are 00034 ** not clear to you. 00035 ** 00036 **********************************************************************/ 00037 00038 #ifndef QWIDGETSTACK_H 00039 #define QWIDGETSTACK_H 00040 00041 #ifndef QT_H 00042 #include "qframe.h" 00043 #include "qintdict.h" 00044 #include "qptrdict.h" 00045 #endif // QT_H 00046 00047 #ifndef QT_NO_WIDGETSTACK 00048 00049 00050 class QWidgetStackPrivate; 00051 00052 00053 class Q_EXPORT QWidgetStack: public QFrame 00054 { 00055 Q_OBJECT 00056 public: 00057 QWidgetStack( QWidget* parent=0, const char* name=0 ); 00058 QWidgetStack( QWidget* parent, const char* name, WFlags f); 00059 00060 ~QWidgetStack(); 00061 00062 int addWidget( QWidget *, int = -1 ); 00063 void removeWidget( QWidget * ); 00064 00065 QSize sizeHint() const; 00066 QSize minimumSizeHint() const; 00067 void show(); 00068 00069 QWidget * widget( int ) const; 00070 int id( QWidget * ) const; 00071 00072 QWidget * visibleWidget() const; 00073 00074 void setFrameRect( const QRect & ); 00075 00076 signals: 00077 void aboutToShow( int ); 00078 void aboutToShow( QWidget * ); 00079 00080 public slots: 00081 void raiseWidget( int ); 00082 void raiseWidget( QWidget * ); 00083 00084 protected: 00085 void frameChanged(); 00086 void resizeEvent( QResizeEvent * ); 00087 00088 virtual void setChildGeometries(); 00089 void childEvent( QChildEvent * ); 00090 00091 private: 00092 void init(); 00093 00094 QWidgetStackPrivate * d; 00095 QIntDict<QWidget> * dict; 00096 QPtrDict<QWidget> * focusWidgets; 00097 QWidget * topWidget; 00098 QWidget * invisible; 00099 00100 private: // Disabled copy constructor and operator= 00101 #if defined(Q_DISABLE_COPY) 00102 QWidgetStack( const QWidgetStack & ); 00103 QWidgetStack& operator=( const QWidgetStack & ); 00104 #endif 00105 }; 00106 00107 #endif // QT_NO_WIDGETSTACK 00108 00109 #endif // QWIDGETSTACK_H