1 /**************************************************************************** 2 ** $Id: qt/qwhatsthis.h 3.3.8 edited Jan 11 14:39 $ 3 ** 4 ** Definition of QWhatsThis class 5 ** 6 ** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved. 7 ** 8 ** This file is part of the widgets module of the Qt GUI Toolkit. 9 ** 10 ** This file may be distributed under the terms of the Q Public License 11 ** as defined by Trolltech ASA of Norway and appearing in the file 12 ** LICENSE.QPL included in the packaging of this file. 13 ** 14 ** This file may be distributed and/or modified under the terms of the 15 ** GNU General Public License version 2 as published by the Free Software 16 ** Foundation and appearing in the file LICENSE.GPL included in the 17 ** packaging of this file. 18 ** 19 ** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition 20 ** licenses may use this file in accordance with the Qt Commercial License 21 ** Agreement provided with the Software. 22 ** 23 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE 24 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 25 ** 26 ** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for 27 ** information about Qt Commercial License Agreements. 28 ** See http://www.trolltech.com/qpl/ for QPL licensing information. 29 ** See http://www.trolltech.com/gpl/ for GPL licensing information. 30 ** 31 ** Contact info@trolltech.com if any conditions of this licensing are 32 ** not clear to you. 33 ** 34 **********************************************************************/ 35 36 #ifndef QWHATSTHIS_H 37 #define QWHATSTHIS_H 38 39 #ifndef QT_H 40 #include "qobject.h" 41 #endif // QT_H 42 43 #ifndef QT_NO_WHATSTHIS 44 45 #include "qcursor.h" 46 47 class QToolButton; 48 class QPopupMenu; 49 class QStyleSheet; 50 51 class Q_EXPORT QWhatsThis: public Qt 52 { 53 public: 54 QWhatsThis( QWidget *); 55 virtual ~QWhatsThis(); 56 57 virtual QString text( const QPoint & ); 58 virtual bool clicked( const QString& href ); 59 60 // the common static functions 61 static void setFont( const QFont &font ); 62 63 static void add( QWidget *, const QString &); 64 static void remove( QWidget * ); 65 static QString textFor( QWidget *, const QPoint & pos = QPoint(), bool includeParents = FALSE ); 66 67 static QToolButton * whatsThisButton( QWidget * parent ); 68 69 static void enterWhatsThisMode(); 70 static bool inWhatsThisMode(); 71 static void leaveWhatsThisMode( const QString& = QString::null, const QPoint& pos = QCursor::pos(), QWidget* w = 0 ); 72 73 static void display( const QString& text, const QPoint& pos = QCursor::pos(), QWidget* w = 0 ); 74 }; 75 76 #endif // QT_NO_WHATSTHIS 77 78 #endif // QWHATSTHIS_H 79