diff -r 000000000000 -r 1918ee327afb src/gui/widgets/qbuttongroup.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/gui/widgets/qbuttongroup.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,112 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtGui module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QBUTTONGROUP_H
+#define QBUTTONGROUP_H
+
+#include <QtCore/qobject.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Gui)
+
+#ifndef QT_NO_BUTTONGROUP
+
+class QAbstractButton;
+class QAbstractButtonPrivate;
+class QButtonGroupPrivate;
+
+class Q_GUI_EXPORT QButtonGroup : public QObject
+{
+    Q_OBJECT
+
+    Q_PROPERTY(bool exclusive READ exclusive WRITE setExclusive)
+public:
+    explicit QButtonGroup(QObject *parent = 0);
+    ~QButtonGroup();
+
+    void setExclusive(bool);
+    bool exclusive() const;
+
+    void addButton(QAbstractButton *);
+    void addButton(QAbstractButton *, int id);
+    void removeButton(QAbstractButton *);
+
+    QList<QAbstractButton*> buttons() const;
+
+    QAbstractButton * checkedButton() const;
+    // no setter on purpose!
+
+    QAbstractButton *button(int id) const;
+    void setId(QAbstractButton *button, int id);
+    int id(QAbstractButton *button) const;
+    int checkedId() const;
+
+Q_SIGNALS:
+    void buttonClicked(QAbstractButton *);
+    void buttonClicked(int);
+    void buttonPressed(QAbstractButton *);
+    void buttonPressed(int);
+    void buttonReleased(QAbstractButton *);
+    void buttonReleased(int);
+
+#ifdef QT3_SUPPORT
+public:
+    inline QT3_SUPPORT void insert(QAbstractButton *b) { addButton(b); }
+    inline QT3_SUPPORT void remove(QAbstractButton *b) { removeButton(b); }
+#endif
+
+private:
+    Q_DISABLE_COPY(QButtonGroup)
+    Q_DECLARE_PRIVATE(QButtonGroup)
+    friend class QAbstractButton;
+    friend class QAbstractButtonPrivate;
+};
+
+#endif // QT_NO_BUTTONGROUP
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QBUTTONGROUP_H