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diff --git a/examples/dbus/complexpingpong/complexping.cpp b/examples/dbus/complexpingpong/complexping.cpp
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+++ b/examples/dbus/complexpingpong/complexping.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 <stdio.h>
+
+#include <QtCore/QCoreApplication>
+#include <QtCore/QFile>
+#include <QtCore/QDebug>
+#include <QtCore/QProcess>
+#include <QtDBus/QtDBus>
+
+#include "ping-common.h"
+#include "complexping.h"
+
+void Ping::start(const QString &name, const QString &oldValue, const QString &newValue)
+{
+    Q_UNUSED(oldValue);
+
+    if (name != SERVICE_NAME || newValue.isEmpty())
+        return;
+
+    // open stdin for reading
+    qstdin.open(stdin, QIODevice::ReadOnly);
+
+    // find our remote
+    iface = new QDBusInterface(SERVICE_NAME, "/", "com.trolltech.QtDBus.ComplexPong.Pong",
+                               QDBusConnection::sessionBus(), this);
+    if (!iface->isValid()) {
+        fprintf(stderr, "%s\n",
+                qPrintable(QDBusConnection::sessionBus().lastError().message()));
+        QCoreApplication::instance()->quit();
+    }
+
+    connect(iface, SIGNAL(aboutToQuit()), QCoreApplication::instance(), SLOT(quit()));
+
+    while (true) {
+        printf("Ask your question: ");
+
+        QString line = QString::fromLocal8Bit(qstdin.readLine()).trimmed();
+        if (line.isEmpty()) {
+            iface->call("quit");
+            return;
+        } else if (line == "value") {
+            QVariant reply = iface->property("value");
+            if (!reply.isNull())
+                printf("value = %s\n", qPrintable(reply.toString()));
+        } else if (line.startsWith("value=")) {
+            iface->setProperty("value", line.mid(6));            
+        } else {
+            QDBusReply<QDBusVariant> reply = iface->call("query", line);
+            if (reply.isValid())
+                printf("Reply was: %s\n", qPrintable(reply.value().variant().toString()));
+        }
+
+        if (iface->lastError().isValid())
+            fprintf(stderr, "Call failed: %s\n", qPrintable(iface->lastError().message()));
+    }
+}    
+
+int main(int argc, char **argv)
+{
+    QCoreApplication app(argc, argv);
+
+    if (!QDBusConnection::sessionBus().isConnected()) {
+        fprintf(stderr, "Cannot connect to the D-Bus session bus.\n"
+                "To start it, run:\n"
+                "\teval `dbus-launch --auto-syntax`\n");
+        return 1;
+    }
+
+    Ping ping;
+    ping.connect(QDBusConnection::sessionBus().interface(),
+                 SIGNAL(serviceOwnerChanged(QString,QString,QString)),
+                 SLOT(start(QString,QString,QString)));
+
+    QProcess pong;
+    pong.start("./complexpong");
+
+    app.exec();
+}