Initial Release

[vicar] / src / vicar-lib / src / dbusutility.cpp

diff --git a/src/vicar-lib/src/dbusutility.cpp b/src/vicar-lib/src/dbusutility.cpp
new file mode 100644 (file)
index 0000000..2e7ea39
--- /dev/null
+++ b/src/vicar-lib/src/dbusutility.cpp
@@ -0,0 +1,71 @@
+/*
+@version: 0.2
+@author: Sudheer K. <scifi.guy@hotmail.com>
+@license: GNU General Public License
+*/
+
+#include "dbusutility.h"
+#include <QDBusMessage>
+#include <QDebug>
+
+
+//Construction is available in the header file due to a peculiar issue with systemBus() function.
+
+
+//Destructor for Dbus Utility object.
+DbusUtility::~DbusUtility(){
+    this->connection.disconnectFromBus(this->connection.baseService());
+    qDebug() << "Disconnected from system bus";
+}
+
+QDBusConnection DbusUtility::getConnection(){
+    if (!this->connection.isConnected()){
+        qDebug() << "Not connected to Dbus";
+    }
+    return this->connection;
+}
+
+void DbusUtility::setConnection(QDBusConnection connection){
+    this->connection = connection;
+}
+
+//Utility method to send a dbus signal.
+bool DbusUtility::sendSignal(QString strPath,QString strInterface,QString strName){
+    QDBusMessage dbusSignal =  QDBusMessage::createSignal(strPath,strInterface,strName);
+    bool status = DbusUtility::connection.send(dbusSignal);
+    return status;
+}
+
+//Utility method to call a dbus method with parameters
+bool DbusUtility::sendMethodCall(QString strService,QString strPath,
+                                 QString strInterface,QString strMethodName,
+                                 QList<QVariant> & arguments){
+    QDBusMessage dbusMethodCall = QDBusMessage::createMethodCall(strService,strPath,strInterface,strMethodName);
+    dbusMethodCall.setArguments(arguments);
+    bool status = DbusUtility::connection.send(dbusMethodCall);
+    return status;
+}
+
+//Utility method to display a notification (Orange sliding banner in Maemo) with custom message
+bool DbusUtility::displayNotification(QString strMessage){
+    QList <QVariant> arguments;
+    arguments.append(strMessage);
+
+    bool status = this->sendMethodCall(NOTIFICATION_SERVICE,
+                                          NOTIFICATION_PATH,
+                                          NOTIFICATION_INTERFACE,
+                                          QString("SystemNoteInfoprint"),
+                                          arguments);
+    return status;
+}
+
+
+//Utility method to retrieve the last dbus error
+QString DbusUtility::getErrorMessage(){
+    QString strErrorMessage;
+    QDBusError dbusError = this->connection.lastError();
+    if (dbusError.isValid()){
+        strErrorMessage = qPrintable(dbusError.message());
+    }
+    return strErrorMessage;
+}