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diff --git a/examples/declarative/extending/signal/person.cpp b/examples/declarative/extending/signal/person.cpp
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+++ b/examples/declarative/extending/signal/person.cpp
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+/****************************************************************************
+**
+** 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 examples 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#include "person.h"
+
+ShoeDescription::ShoeDescription(QObject *parent)
+: QObject(parent), m_size(0), m_price(0)
+{
+}
+
+int ShoeDescription::size() const
+{
+    return m_size;
+}
+
+void ShoeDescription::setSize(int s)
+{
+    m_size = s;
+}
+
+QColor ShoeDescription::color() const
+{
+    return m_color;
+}
+
+void ShoeDescription::setColor(const QColor &c)
+{
+    m_color = c;
+}
+
+QString ShoeDescription::brand() const
+{
+    return m_brand;
+}
+
+void ShoeDescription::setBrand(const QString &b)
+{
+    m_brand = b;
+}
+
+qreal ShoeDescription::price() const
+{
+    return m_price;
+}
+
+void ShoeDescription::setPrice(qreal p)
+{
+    m_price = p;
+}
+QML_DEFINE_NOCREATE_TYPE(ShoeDescription);
+
+Person::Person(QObject *parent)
+: QObject(parent)
+{
+}
+
+QString Person::name() const
+{
+    return m_name;
+}
+
+void Person::setName(const QString &n)
+{
+    m_name = n;
+}
+
+ShoeDescription *Person::shoe()
+{
+    return &m_shoe;
+}
+
+QML_DEFINE_NOCREATE_TYPE(Person);
+
+Boy::Boy(QObject * parent)
+: Person(parent)
+{
+}
+
+QML_DEFINE_TYPE(People, 1,0, Boy, Boy);
+
+Girl::Girl(QObject * parent)
+: Person(parent)
+{
+}
+
+QML_DEFINE_TYPE(People, 1,0, Girl, Girl);