Blame examples/example-signal-emitter.py

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#!/usr/bin/env python
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usage = """Usage:
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python example-signal-emitter.py &
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python example-signal-recipient.py
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python example-signal-recipient.py --exit-service
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"""
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# Copyright (C) 2004-2006 Red Hat Inc. <http://www.redhat.com/>
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# Copyright (C) 2005-2007 Collabora Ltd. <http://www.collabora.co.uk/>
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#
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# Permission is hereby granted, free of charge, to any person
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# obtaining a copy of this software and associated documentation
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# files (the "Software"), to deal in the Software without
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# restriction, including without limitation the rights to use, copy,
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# modify, merge, publish, distribute, sublicense, and/or sell copies
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# of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be
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# included in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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# DEALINGS IN THE SOFTWARE.
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from gi.repository import GLib
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import dbus
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import dbus.service
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import dbus.mainloop.glib
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class TestObject(dbus.service.Object):
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    def __init__(self, conn, object_path='/com/example/TestService/object'):
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        dbus.service.Object.__init__(self, conn, object_path)
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    @dbus.service.signal('com.example.TestService')
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    def HelloSignal(self, message):
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        # The signal is emitted when this method exits
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        # You can have code here if you wish
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        pass
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    @dbus.service.method('com.example.TestService')
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    def emitHelloSignal(self):
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        #you emit signals by calling the signal's skeleton method
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        self.HelloSignal('Hello')
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        return 'Signal emitted'
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    @dbus.service.method("com.example.TestService",
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                         in_signature='', out_signature='')
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    def Exit(self):
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        loop.quit()
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if __name__ == '__main__':
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    dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
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    session_bus = dbus.SessionBus()
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    name = dbus.service.BusName('com.example.TestService', session_bus)
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    object = TestObject(session_bus)
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    loop = GLib.MainLoop()
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    print "Running example signal emitter service."
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    print usage
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    loop.run()