Emit propertiesChanged signal when portal list changes

dserial-server/controller.cpp

@@ -10,6 +10,7 @@ Controller::Controller(QObject *parent) : QObject(parent), connection(QDBusConne
 	port->dbusPath.setPath("/fake/test0");
 	connection.registerObject(port->dbusPath.path(), port);
 	ports.append(port);
+	notifyPropertyChanged("PortList");
 }
 
 QStringList Controller::PortList() const
@@ -37,9 +38,10 @@ void Controller::CreateFilePort(QString)
 void Controller::Autodetect()
 {
 	qDebug() << "Autodetect";
+	bool changed = false;
 	// Remove nonexistent
 	for(Port *port : ports) {
-		port->Exists();
+		if(!port->Exists()) changed = true;
 	}
 
 	// Detect new
@@ -54,6 +56,7 @@ void Controller::Autodetect()
 		}
 
 		if(!isInList) {
+			changed = true;
 			Port *port = new Port(info.systemLocation());
 			new PortAdaptor(port);
 			port->dbusPath.setPath("/autodetected"+info.systemLocation());
@@ -63,6 +66,7 @@ void Controller::Autodetect()
 			ports.append(port);
 		}
 	}
+	if(changed) notifyPropertyChanged("PortList");
 	qDebug() << "Autodetect done";
 }
 
@@ -85,3 +89,17 @@ void Controller::removePort(QDBusObjectPath id)
 		}
 	}
 }
+
+void Controller::notifyPropertyChanged( const char *propertyName )
+{
+    QDBusMessage signal = QDBusMessage::createSignal(
+	"/controller",
+	"org.freedesktop.DBus.Properties",
+	"PropertiesChanged");
+    signal << QString("info.skorepa.DSerial.controller");
+    QVariantMap changedProps;
+    changedProps.insert(propertyName, property(propertyName));
+    signal << changedProps;
+    signal << QStringList();
+    QDBusConnection::sessionBus().send(signal);
+}

dserial-server/controller.h

@@ -33,6 +33,9 @@ class Controller : public QObject
 
 	public:
 		QDBusConnection connection;
+
+	private:
+		void notifyPropertyChanged( const char *propertyName );
 };
 
 #endif // CONTROLLER_H