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diff --git a/src/widgets/qwhatsthis.h b/src/widgets/qwhatsthis.h
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+/****************************************************************************
+**
+** Definition of QWhatsThis class
+**
+** Copyright (C) 1992-2008 Trolltech ASA.  All rights reserved.
+**
+** This file is part of the widgets module of the Qt GUI Toolkit.
+**
+** This file may be used under the terms of the GNU General
+** Public License versions 2.0 or 3.0 as published by the Free
+** Software Foundation and appearing in the files LICENSE.GPL2
+** and LICENSE.GPL3 included in the packaging of this file.
+** Alternatively you may (at your option) use any later version
+** of the GNU General Public License if such license has been
+** publicly approved by Trolltech ASA (or its successors, if any)
+** and the KDE Free Qt Foundation.
+**
+** Please review the following information to ensure GNU General
+** Public Licensing requirements will be met:
+** http://trolltech.com/products/qt/licenses/licensing/opensource/.
+** If you are unsure which license is appropriate for your use, please
+** review the following information:
+** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
+** or contact the sales department at sales@trolltech.com.
+**
+** This file may be used under the terms of the Q Public License as
+** defined by Trolltech ASA and appearing in the file LICENSE.QPL
+** included in the packaging of this file.  Licensees holding valid Qt
+** Commercial licenses may use this file in accordance with the Qt
+** Commercial License Agreement provided with the Software.
+**
+** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
+** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
+** herein.
+**
+**********************************************************************/
+
+#ifndef QWHATSTHIS_H
+#define QWHATSTHIS_H
+
+#ifndef QT_H
+#include "qobject.h"
+#endif // QT_H
+
+#ifndef QT_NO_WHATSTHIS
+
+#include "qcursor.h"
+
+class QToolButton;
+class QPopupMenu;
+class QStyleSheet;
+
+class Q_EXPORT QWhatsThis: public Qt
+{
+public:
+    QWhatsThis( QWidget *);
+    virtual ~QWhatsThis();
+
+    virtual QString text( const QPoint & );
+    virtual bool clicked( const QString& href );
+
+    // the common static functions
+    static void setFont( const QFont &font );    
+    
+    static void add( QWidget *, const QString &);
+    static void remove( QWidget * );
+    static QString textFor( QWidget *, const QPoint & pos = QPoint(), bool includeParents = FALSE );
+
+    static QToolButton * whatsThisButton( QWidget * parent );
+
+    static void enterWhatsThisMode();
+    static bool inWhatsThisMode();
+    static void leaveWhatsThisMode( const QString& = QString::null, const QPoint& pos = QCursor::pos(), QWidget* w = 0 );
+
+    static void display( const QString& text, const QPoint& pos = QCursor::pos(), QWidget* w = 0 );
+};
+
+#endif // QT_NO_WHATSTHIS
+
+#endif // QWHATSTHIS_H