def _find_nearby_stops(dialog, lat, long):
stops = self.database.getNearbyStops(lat, long,
exclude_stop=dialog.stopNo)
dialog2 = ListStopsDialog(stops, with_distance=True,
titletxt='Nearby Stops')
dialog2.connect('stop-entered', self.retrieve_stop_info)
dialog2.show()
def find_nearby_stops(self):
control = location.GPSDControl.get_default()
device = location.GPSDevice()
dialog = ListStopsDialog([], titletxt="Nearby Stops",
with_distance=True)
def shutdown_gps(dialog):
control.stop()
dialog.connect('stop-entered', self.retrieve_stop_info)
dialog.connect('destroy', shutdown_gps)
dialog.show()
control.set_properties(
preferred_method=location.METHOD_GNSS|location.METHOD_AGNSS,
preferred_interval=location.INTERVAL_DEFAULT)
def gps_error(control, error):
if error == location.ERROR_USER_REJECTED_DIALOG:
msg = 'Requested GPS method disabled'
elif error == location.ERROR_USER_REJECTED_SETTINGS:
msg = 'GPS disabled'
elif error == location.ERROR_BT_GPS_NOT_AVAILABLE:
msg = 'External GPS not available'
elif error == location.ERROR_METHOD_NOT_ALLOWED_IN_OFFLINE_MODE:
msg = 'Location service not available in offline mode'
elif error == location.ERROR_SYSTEM:
msg = 'GPS not available'
dialog2 = gtk.Dialog(parent=dialog, title='GPS Error')
dialog2.vbox.pack_start(gtk.Label(msg))
dialog2.show_all()
dialog2.run()
dialog2.destroy()
dialog.destroy()
def location_updated(device):
print "location updated", device.fix
print device.online
print device.status
print device.satellites_in_view
print device.satellites_in_use
if device.fix:
if device.fix[1] & location.GPS_DEVICE_LATLONG_SET:
lat, long = device.fix[4:6]
print "lat = %f, long = %f" % (lat, long)
stops = self.database.getNearbyStops(lat, long)
dialog.setStops(stops)
control.connect('error-verbose', gps_error)
device.connect('changed', location_updated)
control.start()
# FIXME: does changed ever get called?
location_updated(device)
def list_stops(stops):
dialog3 = ListStopsDialog(stops)
dialog3.show()
dialog3.connect('stop-entered', self.retrieve_stop_info)
