def _on_detect_button_clicked(self, button):
'''Handle the "Detect" button's "clicked" signal.'''
@thread_callback
def report_failure(message):
'''Handle failures reported by the service backend.'''
self.__detection_driver = None
self.__progressbar_detect_basics.hide()
self.__button_detect_basics.set_sensitive(True)
show_message(self.__dialog, _('Remote Configuration Failed'), message)
if service:
service.ManageLircDaemon('start')
@thread_callback
def report_success(result, sender=None):
'''Handle success reported by the service backend.'''
self.__detection_driver = None
self.__progressbar_detect_basics.hide()
self.__button_detect_basics.set_sensitive(True)
hwdb = lirc.RemotesDatabase()
hwdb.read(StringIO(result))
remote = hwdb[0]
remote.properties['name'] = [self.__retrieve_remote_name()]
self.__remote.properties = remote.properties
self.__update_basics_model(self.__remote.properties)
if service:
service.ManageLircDaemon('start')
@thread_callback
def report_progress(sender=None):
'''Handle progress reported by the service backend.'''
self.__progressbar_detect_basics.pulse()
@thread_callback
def request_action(message, details=None, sender=None):
'''Forward actions requests from the service backend to the user.'''
self.__progressbar_detect_basics.set_text(message)
self.__progressbar_detect_basics.set_fraction(0)
if details:
# TODO: This dialog should probably have a cancel button.
response_buttons = (
(gtk.RESPONSE_ACCEPT, _('_Start'), gtk.STOCK_EXECUTE),
)
show_message(self.__dialog, message, details,
message_type=gtk.MESSAGE_INFO,
buttons=response_buttons)
driver.Proceed()
bus, service, driver = None, None, None
try:
self.__stop_detection()
bus = backend.get_service_bus()
service = backend.get_service(bus)
driver = service.DetectParameters(self.__receiver.lirc_driver or '',
self.__device or '')
driver = bus.get_object(service.requested_bus_name, driver)
driver = dbus.Interface(driver, backend.ExternalToolDriver.INTERFACE_NAME)
driver.connect_to_signal('RequestAction', request_action)
driver.connect_to_signal('ReportProgress', report_progress)
driver.connect_to_signal('ReportSuccess', report_success)
driver.connect_to_signal('ReportFailure', report_failure)
# TODO: Stop the key-listener, when we know that lircd is disabled.
service.ManageLircDaemon('stop')
self.__detection_driver = driver
self.__detection_driver.Execute()
self.__button_detect_basics.set_sensitive(False)
self.__progressbar_detect_basics.show()
except dbus.DBusException, ex:
report_failure.callback(ex.message)
self.__stop_detection()
def __start_learning(self, path):
'''Start learning of a remote control's key code.'''
keys = self.__treeview_keys.get_model()
if self.__learning_row:
keys.set_state(self.__learning_row.get_path(), None)
if not self.__learning_timeout:
self.__learning_timeout = gobject.timeout_add(100, self._on_learning_timeout)
self.__learning_row = gtk.TreeRowReference(keys, path)
mapping, = keys.get(keys.get_iter(path), 1)
configuration = self.__remote.configuration
driver = self.__receiver.lirc_driver or ''
device = self.__device or ''
# pylint: disable-msg=W0613
@thread_callback
def report_success(result, sender=None):
'''Handle success reported by the service backend.'''
self.__learning_driver = None
self.__stop_learning()
hwdb = lirc.RemotesDatabase()
hwdb.read(StringIO(result))
remote = len(hwdb) and hwdb[0]
if remote:
self.__treeview_keys.get_model().update(remote.key_codes)
# pylint: disable-msg=W0613
@thread_callback
def report_failure(message, sender=None):
'''Handle failures reported by the service backend.'''
show_message(self.__dialog, _('Learning of Key Code Failed'), message)
self.__learning_driver = None
self.__stop_learning()
try:
bus = backend.get_service_bus()
service = backend.get_service(bus)
# Stop the lirc deamon, as some drivers (e.g. lirc_streamzap) do
# not support concurrent device access:
service.ManageLircDaemon('stop')
driver = service.LearnKeyCode(driver, device, configuration, [mapping.key])
driver = bus.get_object(service.requested_bus_name, driver)
driver = dbus.Interface(driver, backend.ExternalToolDriver.INTERFACE_NAME)
self.__learning_driver = driver
driver.connect_to_signal('ReportSuccess', report_success)
driver.connect_to_signal('ReportFailure', report_failure)
driver.Execute()
except dbus.DBusException, ex:
report_failure.callback(ex.message)