def deviceAdded(udi):
''' DeviceAdded callback function '''
if not allDevices.__contains__(udi):
allDevices[udi] = genericDevice(udi, systemBus)
allDevices[udi].deviceAdded()
app.setMainWidget(trayWindow)
# Create D-Bus mainloop
dbus.mainloop.qt3.DBusQtMainLoop(set_as_default=True)
serviceName = 'org.freedesktop.Hal'
interfaceName = '/org/freedesktop/Hal/Manager'
managerName = 'org.freedesktop.Hal.Manager'
# Connect to SystemBus
systemBus = dbus.SystemBus()
dbusService = systemBus.get_object(serviceName, interfaceName)
halInterface = dbus.Interface(dbusService, managerName)
# Set icon finder from KDE
setIconFinder(lambda icon: str(trayWindow.icons.iconPath(icon, KIcon.Desktop)))
# Generate Global Device List
allDevices = {}
for device in halInterface.GetAllDevices():
allDevices[device] = genericDevice(device, systemBus)
# Connect to Device{Added/Removed} signals
systemBus.add_signal_receiver(deviceAdded, 'DeviceAdded', managerName, serviceName, interfaceName)
systemBus.add_signal_receiver(deviceRemoved, 'DeviceRemoved', managerName, serviceName, interfaceName)
''' Enter main loop '''
sys.exit(app.exec_loop())