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listnames.cpp Example File

 ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
 ** Contact: Qt Software Information (qt-info@nokia.com)
 ** This file is part of the example classes of the Qt Toolkit.
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 #include <QtCore/QCoreApplication>
 #include <QtCore/QDebug>
 #include <QtCore/QStringList>
 #include <QtDBus/QtDBus>

 void method1()
     qDebug() << "Method 1:";

     QDBusReply<QStringList> reply = QDBusConnection::sessionBus().interface()->registeredServiceNames();
     if (!reply.isValid()) {
         qDebug() << "Error:" << reply.error().message();
     foreach (QString name, reply.value())
         qDebug() << name;

 void method2()
     qDebug() << "Method 2:";

     QDBusConnection bus = QDBusConnection::sessionBus();
     QDBusInterface dbus_iface("org.freedesktop.DBus", "/org/freedesktop/DBus",
                               "org.freedesktop.DBus", bus);
     qDebug() << dbus_iface.call("ListNames").arguments().at(0);

 void method3()
     qDebug() << "Method 3:";
     qDebug() << QDBusConnection::sessionBus().interface()->registeredServiceNames().value();

 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;


     return 0;

Copyright © 2008 Nokia Trademarks
Qt 4.4.3