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diff --git a/examples/designer/calculatorbuilder/calculatorform.cpp b/examples/designer/calculatorbuilder/calculatorform.cpp
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+++ b/examples/designer/calculatorbuilder/calculatorform.cpp
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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 examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
+**     the names of its contributors may be used to endorse or promote
+**     products derived from this software without specific prior written
+**     permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+//! [0]
+#include <QtUiTools>
+//! [0]
+#include <QtGui>
+
+#include "calculatorform.h"
+
+//! [1]
+CalculatorForm::CalculatorForm(QWidget *parent)
+    : QWidget(parent)
+{
+    QUiLoader loader;
+
+    QFile file(":/forms/calculatorform.ui");
+    file.open(QFile::ReadOnly);
+    QWidget *formWidget = loader.load(&file, this);
+    file.close();
+//! [1]
+
+//! [2]
+    ui_inputSpinBox1 = findChild<QSpinBox*>("inputSpinBox1");
+    ui_inputSpinBox2 = findChild<QSpinBox*>("inputSpinBox2");
+    ui_outputWidget = findChild<QLabel*>("outputWidget");
+//! [2]
+
+//! [3]
+    QMetaObject::connectSlotsByName(this);
+//! [3]
+
+//! [4]
+    QVBoxLayout *layout = new QVBoxLayout;
+    layout->addWidget(formWidget);
+    setLayout(layout);
+
+    setWindowTitle(tr("Calculator Builder"));
+}
+//! [4]
+
+//! [5]
+void CalculatorForm::on_inputSpinBox1_valueChanged(int value)
+{
+    ui_outputWidget->setText(QString::number(value + ui_inputSpinBox2->value()));
+}
+//! [5] //! [6]
+
+//! [6] //! [7]
+void CalculatorForm::on_inputSpinBox2_valueChanged(int value)
+{
+    ui_outputWidget->setText(QString::number(value + ui_inputSpinBox1->value()));
+}
+//! [7]