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diff --git a/examples/itemviews/combowidgetmapper/window.cpp b/examples/itemviews/combowidgetmapper/window.cpp
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+++ b/examples/itemviews/combowidgetmapper/window.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtGui>
+#include "window.h"
+
+//! [Set up widgets]
+Window::Window(QWidget *parent)
+    : QWidget(parent)
+{
+    setupModel();
+
+    nameLabel = new QLabel(tr("Na&me:"));
+    nameEdit = new QLineEdit();
+    addressLabel = new QLabel(tr("&Address:"));
+    addressEdit = new QTextEdit();
+    typeLabel = new QLabel(tr("&Type:"));
+    typeComboBox = new QComboBox();
+    nextButton = new QPushButton(tr("&Next"));
+    previousButton = new QPushButton(tr("&Previous"));
+
+    nameLabel->setBuddy(nameEdit);
+    addressLabel->setBuddy(addressEdit);
+    typeLabel->setBuddy(typeComboBox);
+
+    typeComboBox->setModel(typeModel);
+//! [Set up widgets]
+
+//! [Set up the mapper]
+    mapper = new QDataWidgetMapper(this);
+    mapper->setModel(model);
+    mapper->addMapping(nameEdit, 0);
+    mapper->addMapping(addressEdit, 1);
+    mapper->addMapping(typeComboBox, 2, "currentIndex");
+//! [Set up the mapper]
+
+//! [Set up connections and layouts]
+    connect(previousButton, SIGNAL(clicked()),
+            mapper, SLOT(toPrevious()));
+    connect(nextButton, SIGNAL(clicked()),
+            mapper, SLOT(toNext()));
+    connect(mapper, SIGNAL(currentIndexChanged(int)),
+            this, SLOT(updateButtons(int)));
+
+    QGridLayout *layout = new QGridLayout();
+    layout->addWidget(nameLabel, 0, 0, 1, 1);
+    layout->addWidget(nameEdit, 0, 1, 1, 1);
+    layout->addWidget(previousButton, 0, 2, 1, 1);
+    layout->addWidget(addressLabel, 1, 0, 1, 1);
+    layout->addWidget(addressEdit, 1, 1, 2, 1);
+    layout->addWidget(nextButton, 1, 2, 1, 1);
+    layout->addWidget(typeLabel, 3, 0, 1, 1);
+    layout->addWidget(typeComboBox, 3, 1, 1, 1);
+    setLayout(layout);
+
+    setWindowTitle(tr("Delegate Widget Mapper"));
+    mapper->toFirst();
+}
+//! [Set up connections and layouts]
+
+//! [Set up the model]
+void Window::setupModel()
+{
+    QStringList items;
+    items << tr("Home") << tr("Work") << tr("Other");
+    typeModel = new QStringListModel(items, this);
+    
+    model = new QStandardItemModel(5, 3, this);
+    QStringList names;
+    names << "Alice" << "Bob" << "Carol" << "Donald" << "Emma";
+    QStringList addresses;
+    addresses << "<qt>123 Main Street<br/>Market Town</qt>"
+              << "<qt>PO Box 32<br/>Mail Handling Service"
+                 "<br/>Service City</qt>"
+              << "<qt>The Lighthouse<br/>Remote Island</qt>"
+              << "<qt>47338 Park Avenue<br/>Big City</qt>"
+              << "<qt>Research Station<br/>Base Camp<br/>Big Mountain</qt>";
+
+    QStringList types;
+    types << "0" << "1" << "2" << "0" << "2";
+    
+    for (int row = 0; row < 5; ++row) {
+      QStandardItem *item = new QStandardItem(names[row]);
+      model->setItem(row, 0, item);
+      item = new QStandardItem(addresses[row]);
+      model->setItem(row, 1, item);
+      item = new QStandardItem(types[row]);
+      model->setItem(row, 2, item);
+    }
+}
+//! [Set up the model]
+
+//! [Slot for updating the buttons]
+void Window::updateButtons(int row)
+{
+    previousButton->setEnabled(row > 0);
+    nextButton->setEnabled(row < model->rowCount() - 1);
+}
+//! [Slot for updating the buttons]