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diff --git a/examples/tools/undo/commands.h b/examples/tools/undo/commands.h
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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the demonstration applications of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef COMMANDS_H
+#define COMMANDS_H
+
+#include <QUndoCommand>
+#include "document.h"
+
+class AddShapeCommand : public QUndoCommand
+{
+public:
+    AddShapeCommand(Document *doc, const Shape &shape, QUndoCommand *parent = 0);
+    void undo();
+    void redo();
+
+private:
+    Document *m_doc;
+    Shape m_shape;
+    QString m_shapeName;
+};
+
+class RemoveShapeCommand : public QUndoCommand
+{
+public:
+    RemoveShapeCommand(Document *doc, const QString &shapeName, QUndoCommand *parent = 0);
+    void undo();
+    void redo();
+
+private:
+    Document *m_doc;
+    Shape m_shape;
+    QString m_shapeName;
+};
+
+class SetShapeColorCommand : public QUndoCommand
+{
+public:
+    SetShapeColorCommand(Document *doc, const QString &shapeName, const QColor &color,
+                            QUndoCommand *parent = 0);
+
+    void undo();
+    void redo();
+
+    bool mergeWith(const QUndoCommand *command);
+    int id() const;
+
+private:
+    Document *m_doc;
+    QString m_shapeName;
+    QColor m_oldColor;
+    QColor m_newColor;
+};
+
+class SetShapeRectCommand : public QUndoCommand
+{
+public:
+    SetShapeRectCommand(Document *doc, const QString &shapeName, const QRect &rect,
+                            QUndoCommand *parent = 0);
+
+    void undo();
+    void redo();
+
+    bool mergeWith(const QUndoCommand *command);
+    int id() const;
+
+private:
+    Document *m_doc;
+    QString m_shapeName;
+    QRect m_oldRect;
+    QRect m_newRect;
+};
+
+#endif // COMMANDS_H