Don't load NetworkManager plugin in NetworkManager is not available.

4 files changed, 20 insertions, 6 deletions

diff --git a/src/plugins/bearer/networkmanager/main.cpp b/src/plugins/bearer/networkmanager/main.cpp
index f62b847..6c97a22 100644
--- a/src/plugins/bearer/networkmanager/main.cpp
+++ b/src/plugins/bearer/networkmanager/main.cpp
@@ -72,10 +72,15 @@ QStringList QNetworkManagerEnginePlugin::keys() const
 
 QBearerEngine *QNetworkManagerEnginePlugin::create(const QString &key) const
 {
-    if (key == QLatin1String("networkmanager"))
-        return new QNetworkManagerEngine;
-    else
-        return 0;
+    if (key == QLatin1String("networkmanager")) {
+        QNetworkManagerEngine *engine = new QNetworkManagerEngine;
+        if (engine->networkManagerAvailable())
+            return engine;
+        else
+            delete engine;
+    }
+
+    return 0;
 }
 
 Q_EXPORT_STATIC_PLUGIN(QNetworkManagerEnginePlugin)
diff --git a/src/plugins/bearer/networkmanager/qnetworkmanagerengine.cpp b/src/plugins/bearer/networkmanager/qnetworkmanagerengine.cpp
index 3f3e1bd..4c8928c 100644
--- a/src/plugins/bearer/networkmanager/qnetworkmanagerengine.cpp
+++ b/src/plugins/bearer/networkmanager/qnetworkmanagerengine.cpp
@@ -65,6 +65,9 @@ QNetworkManagerEngine::QNetworkManagerEngine(QObject *parent)
     systemSettings(new QNetworkManagerSettings(NM_DBUS_SERVICE_SYSTEM_SETTINGS, this)),
     userSettings(new QNetworkManagerSettings(NM_DBUS_SERVICE_USER_SETTINGS, this))
 {
+    if (!interface->isValid())
+        return;
+
     interface->setConnections();
     connect(interface, SIGNAL(deviceAdded(QDBusObjectPath)),
             this, SLOT(deviceAdded(QDBusObjectPath)));
@@ -115,6 +118,11 @@ QNetworkManagerEngine::~QNetworkManagerEngine()
 {
 }
 
+bool QNetworkManagerEngine::networkManagerAvailable() const
+{
+    return interface->isValid();
+}
+
 void QNetworkManagerEngine::doRequestUpdate()
 {
     emit updateCompleted();
diff --git a/src/plugins/bearer/networkmanager/qnetworkmanagerengine.h b/src/plugins/bearer/networkmanager/qnetworkmanagerengine.h
index 70efc05..ca1f857 100644
--- a/src/plugins/bearer/networkmanager/qnetworkmanagerengine.h
+++ b/src/plugins/bearer/networkmanager/qnetworkmanagerengine.h
@@ -70,6 +70,8 @@ public:
     QNetworkManagerEngine(QObject *parent = 0);
     ~QNetworkManagerEngine();
 
+    bool networkManagerAvailable() const;
+
     QString getInterfaceFromId(const QString &id);
     bool hasIdentifier(const QString &id);
 
diff --git a/src/plugins/bearer/networkmanager/qnetworkmanagerservice.cpp b/src/plugins/bearer/networkmanager/qnetworkmanagerservice.cpp
index 7617e94..5dc0ea4 100644
--- a/src/plugins/bearer/networkmanager/qnetworkmanagerservice.cpp
+++ b/src/plugins/bearer/networkmanager/qnetworkmanagerservice.cpp
@@ -78,7 +78,6 @@ QNetworkManagerInterface::QNetworkManagerInterface(QObject *parent)
                                                 NM_DBUS_INTERFACE,
                                                 dbusConnection);
     if (!d->connectionInterface->isValid()) {
-        qWarning() << "Could not find NetworkManager";
         d->valid = false;
         return;
     }
@@ -321,7 +320,7 @@ QNetworkManagerInterfaceDevice::QNetworkManagerInterfaceDevice(const QString &de
                                                 dbusConnection);
     if (!d->connectionInterface->isValid()) {
         d->valid = false;
-        qWarning() << "Could not find NetworkManager";
+        qWarning() << "Could not find NetworkManagerInterfaceDevice";
         return;
     }
     d->valid = true;