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#!/usr/bin/env python
usage = """Usage:
python example-signal-emitter.py &
python example-signal-recipient.py
python example-signal-recipient.py --exit-service
"""
import gobject
import dbus
import dbus.service
import dbus.mainloop.glib
class TestObject(dbus.service.Object):
def __init__(self, conn, object_path='/com/example/TestService/object'):
dbus.service.Object.__init__(self, conn, object_path)
@dbus.service.signal('com.example.TestService')
def HelloSignal(self, message):
# The signal is emitted when this method exits
# You can have code here if you wish
pass
@dbus.service.method('com.example.TestService')
def emitHelloSignal(self):
#you emit signals by calling the signal's skeleton method
self.HelloSignal('Hello')
return 'Signal emitted'
@dbus.service.method("com.example.TestService",
in_signature='', out_signature='')
def Exit(self):
loop.quit()
if __name__ == '__main__':
dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
session_bus = dbus.SessionBus()
name = dbus.service.BusName('com.example.TestService', session_bus)
object = TestObject(session_bus)
loop = gobject.MainLoop()
print "Running example signal emitter service."
print usage
loop.run()
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