examples: add another Qt example for listing connections

.gitignore

@@ -123,7 +123,8 @@ examples/C/glib/get-active-connections-dbus-glib
 examples/C/glib/get-ap-info-libnm-glib
 examples/C/glib/list-connections-dbus-glib
 examples/C/glib/list-connections-libnm-glib
-examples/C/glib/add-connection-wired
+examples/C/qt/add-connection-wired
+examples/C/qt/list-connections
 
 callouts/nm-dhcp-client.action
 callouts/nm-avahi-autoipd.action

examples/C/qt/Makefile.am

@@ -5,13 +5,20 @@ AM_CPPFLAGS = \
 	$(QT_CFLAGS)
 
 noinst_PROGRAMS = \
-	add-connection-wired
+	add-connection-wired \
+	list-connections
 
 add_connection_wired_SOURCES = add-connection-wired.cpp
 add_connection_wired_LDADD = \
 	$(DBUS_LIBS) \
 	$(QT_LIBS)
 
-EXTRA_DIST = \
-	add-connection-wired.cpp
+list_connections_SOURCES = list-connections.cpp
+list_connections_LDADD = \
+	$(DBUS_LIBS) \
+	$(QT_LIBS)
+
+EXTRA_DIST = \
+	add-connection-wired.cpp \
+	list-connections.cpp
 

examples/C/qt/list-connections.cpp

@@ -0,0 +1,51 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * (C) Copyright 2011 Eckhart Wörner
+ */
+
+/*
+ * The example shows how to call the ListConnections() D-Bus method to retrieve
+ * the list of all network configuration that NetworkManager knows about.
+ */
+
+#include <QtDBus/QDBusConnection>
+#include <QtDBus/QDBusInterface>
+#include <QtDBus/QDBusReply>
+
+#include <QtCore/QDebug>
+
+#include "NetworkManager.h"
+
+
+void listConnections(QDBusInterface& interface) {
+    // Call ListConnections D-Bus method
+    QDBusReply<QList<QDBusObjectPath> > result = interface.call("ListConnections");
+    foreach (const QDBusObjectPath& connection, result.value()) {
+        qDebug() << connection.path();
+    }
+}
+
+int main() {
+    // Create a D-Bus proxy; NM_DBUS_* defined in NetworkManager.h
+    QDBusInterface interface(
+        NM_DBUS_SERVICE,
+        NM_DBUS_PATH_SETTINGS,
+        NM_DBUS_IFACE_SETTINGS,
+        QDBusConnection::systemBus());
+
+    listConnections(interface);
+}