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src/qt/include/qwidgetstack.h
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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
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