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complexpong.cpp Example File
dbus/complexpingpong/complexpong.cpp

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 #include <stdio.h>
 #include <stdlib.h>

 #include <QtCore/QCoreApplication>
 #include <QtCore/QTimer>
 #include <QtDBus/QtDBus>

 #include "ping-common.h"
 #include "complexpong.h"

 // the property
 QString Pong::value() const
 {
     return m_value;
 }

 void Pong::setValue(const QString &newValue)
 {
     m_value = newValue;
 }

 void Pong::quit()
 {
     QTimer::singleShot(0, QCoreApplication::instance(), SLOT(quit()));
 }

 QDBusVariant Pong::query(const QString &query)
 {
     QString q = query.toLower();
     if (q == "hello")
         return QDBusVariant("World");
     if (q == "ping")
         return QDBusVariant("Pong");
     if (q.indexOf("the answer to life, the universe and everything") != -1)
         return QDBusVariant(42);
     if (q.indexOf("unladen swallow") != -1) {
         if (q.indexOf("european") != -1)
             return QDBusVariant(11.0);
         return QDBusVariant(QByteArray("african or european?"));
     }

     return QDBusVariant("Sorry, I don't know the answer");
 }

 int main(int argc, char **argv)
 {
     QCoreApplication app(argc, argv);

     QObject obj;
     Pong *pong = new Pong(&obj);
     pong->connect(&app, SIGNAL(aboutToQuit()), SIGNAL(aboutToQuit()));
     pong->setProperty("value", "initial value");
     QDBusConnection::sessionBus().registerObject("/", &obj);

     if (!QDBusConnection::sessionBus().registerService(SERVICE_NAME)) {
         fprintf(stderr, "%s\n",
                 qPrintable(QDBusConnection::sessionBus().lastError().message()));
         exit(1);
     }

     app.exec();
     return 0;
 }