diff -r 000000000000 -r 1918ee327afb examples/designer/containerextension/multipagewidget.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/examples/designer/containerextension/multipagewidget.cpp	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,131 @@
+/****************************************************************************
+**
+** 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 <QtGui>
+
+#include "multipagewidget.h"
+
+MultiPageWidget::MultiPageWidget(QWidget *parent)
+    : QWidget(parent)
+{
+    comboBox = new QComboBox();
+    comboBox->setObjectName("__qt__passive_comboBox");
+    stackWidget = new QStackedWidget();
+
+    connect(comboBox, SIGNAL(activated(int)),
+            this, SLOT(setCurrentIndex(int)));
+
+    layout = new QVBoxLayout();
+    layout->addWidget(comboBox);
+    layout->addWidget(stackWidget);
+    setLayout(layout);
+}
+
+QSize MultiPageWidget::sizeHint() const
+{
+    return QSize(200, 150);
+}
+
+void MultiPageWidget::addPage(QWidget *page)
+{
+    insertPage(count(), page);
+}
+
+void MultiPageWidget::removePage(int index)
+{
+    QWidget *widget = stackWidget->widget(index);
+    stackWidget->removeWidget(widget);
+
+    comboBox->removeItem(index);
+}
+
+int MultiPageWidget::count() const
+{
+    return stackWidget->count();
+}
+
+int MultiPageWidget::currentIndex() const
+{
+    return stackWidget->currentIndex();
+}
+
+void MultiPageWidget::insertPage(int index, QWidget *page)
+{
+    page->setParent(stackWidget);
+
+    stackWidget->insertWidget(index, page);
+
+    QString title = page->windowTitle();
+    if (title.isEmpty()) {
+        title = tr("Page %1").arg(comboBox->count() + 1);
+        page->setWindowTitle(title);
+    }
+    comboBox->insertItem(index, title);
+}
+
+void MultiPageWidget::setCurrentIndex(int index)
+{
+    if (index != currentIndex()) {
+        stackWidget->setCurrentIndex(index);
+        comboBox->setCurrentIndex(index);
+        emit currentIndexChanged(index);
+    }
+}
+
+QWidget* MultiPageWidget::widget(int index)
+{
+    return stackWidget->widget(index);
+}
+
+QString MultiPageWidget::pageTitle() const
+{
+    if (const QWidget *currentWidget = stackWidget->currentWidget())
+        return currentWidget->windowTitle();
+    return QString();
+}
+
+void MultiPageWidget::setPageTitle(QString const &newTitle)
+{
+    comboBox->setItemText(currentIndex(), newTitle);
+    if (QWidget *currentWidget = stackWidget->currentWidget())
+        currentWidget->setWindowTitle(newTitle);
+    emit pageTitleChanged(newTitle);
+}