git.maemo.org Git - vicar/blob - src/vicar-lib/src/dbusutility.cpp

   1 /*
   2 @version: 0.6
   3 @author: Sudheer K. <scifi1947 at gmail.com>
   4 @license: GNU General Public License
   5 */
   6
   7 #include "dbusutility.h"
   8 #include <QDBusMessage>
   9 #include <QDebug>
  10
  11
  12 DbusUtility::DbusUtility(QObject *parent):
  13     QObject(parent),
  14     connection(QDBusConnection::systemBus()){
  15 }
  16
  17 //Destructor for Dbus Utility object.
  18 DbusUtility::~DbusUtility(){
  19     //this->connection.disconnectFromBus(this->connection.baseService());
  20     //qDebug() << "Disconnected from system bus";
  21 }
  22
  23 QDBusConnection DbusUtility::getConnection(bool systemBus){
  24     if (systemBus){
  25         if (!this->connection.isConnected()){
  26             qDebug() << "Not connected to Dbus";
  27         }
  28         return this->connection;
  29     }
  30     else{
  31         return QDBusConnection::sessionBus();
  32     }
  33 }
  34
  35 void DbusUtility::setConnection(QDBusConnection connection){
  36     this->connection = connection;
  37 }
  38
  39 //Utility method to send a dbus signal.
  40 bool DbusUtility::sendSignal(QString strPath,QString strInterface,QString strName){
  41     QDBusMessage dbusSignal =  QDBusMessage::createSignal(strPath,strInterface,strName);
  42     bool status = DbusUtility::connection.send(dbusSignal);
  43     return status;
  44 }
  45
  46 //Utility method to call a dbus method with parameters
  47 bool DbusUtility::sendMethodCall(QString strService,QString strPath,
  48                                  QString strInterface,QString strMethodName,
  49                                  QList<QVariant> & arguments){
  50     QDBusMessage dbusMethodCall = QDBusMessage::createMethodCall(strService,strPath,strInterface,strMethodName);
  51     dbusMethodCall.setArguments(arguments);
  52     bool status = DbusUtility::connection.send(dbusMethodCall);
  53     return status;
  54 }
  55
  56 //Utility method to display a notification (Orange sliding banner in Maemo) with custom message
  57 bool DbusUtility::displayNotification(QString strMessage){
  58     QList <QVariant> arguments;
  59     arguments.append(strMessage);
  60
  61     bool status = this->sendMethodCall(NOTIFICATION_SERVICE,
  62                                           NOTIFICATION_PATH,
  63                                           NOTIFICATION_INTERFACE,
  64                                           QString("SystemNoteInfoprint"),
  65                                           arguments);
  66     return status;
  67 }
  68
  69
  70 //Utility method to retrieve the last dbus error
  71 QString DbusUtility::getErrorMessage(){
  72     QString strErrorMessage;
  73     QDBusError dbusError = this->connection.lastError();
  74     if (dbusError.isValid()){
  75         strErrorMessage = qPrintable(dbusError.message());
  76     }
  77     return strErrorMessage;
  78 }