|  | Home · All Namespaces · All Classes · Main Classes · Grouped Classes · Modules · Functions |

# listnames.cpp Example File
dbus/listnames/listnames.cpp

     /****************************************************************************
     **
     ** Copyright (C) 2007-2008 Trolltech ASA. All rights reserved.
     **
     ** This file is part of the example classes of the Qt Toolkit.
     **
     ** This file may be used under the terms of the GNU General Public
     ** License versions 2.0 or 3.0 as published by the Free Software
     ** Foundation and appearing in the files LICENSE.GPL2 and LICENSE.GPL3
     ** included in the packaging of this file.  Alternatively you may (at
     ** your option) use any later version of the GNU General Public
     ** License if such license has been publicly approved by Trolltech ASA
     ** (or its successors, if any) and the KDE Free Qt Foundation.
     **
     ** Please review the following information to ensure GNU General
     ** Public Licensing requirements will be met:
     ** http://trolltech.com/products/qt/licenses/licensing/opensource/. If
     ** you are unsure which license is appropriate for your use, please
     ** review the following information:
     ** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
     ** or contact the sales department at sales@trolltech.com.
     **
     ** In addition, as a special exception, Trolltech, as the sole
     ** copyright holder for Qt Designer, grants users of the Qt/Eclipse
     ** Integration plug-in the right for the Qt/Eclipse Integration to
     ** link to functionality provided by Qt Designer and its related
     ** libraries.
     **
     ** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
     ** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
     ** A PARTICULAR PURPOSE. Trolltech reserves all rights not expressly
     ** granted herein.
     **
     ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
     ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
     **
     ****************************************************************************/

     #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();
             exit(1);
         }
         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;
         }

         method1();
         method2();
         method3();

         return 0;
     }