examples/example-client.py

   1 #!/usr/bin/env python
   2
   3 usage = """Usage:
   4 python example-service.py &
   5 python example-client.py
   6 python example-client.py --exit-service
   7 """
   8
   9 # Copyright (C) 2004-2006 Red Hat Inc. <http://www.redhat.com/>
  10 # Copyright (C) 2005-2007 Collabora Ltd. <http://www.collabora.co.uk/>
  11 #
  12 # Permission is hereby granted, free of charge, to any person
  13 # obtaining a copy of this software and associated documentation
  14 # files (the "Software"), to deal in the Software without
  15 # restriction, including without limitation the rights to use, copy,
  16 # modify, merge, publish, distribute, sublicense, and/or sell copies
  17 # of the Software, and to permit persons to whom the Software is
  18 # furnished to do so, subject to the following conditions:
  19 #
  20 # The above copyright notice and this permission notice shall be
  21 # included in all copies or substantial portions of the Software.
  22 #
  23 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  24 # EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  25 # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26 # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  27 # HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  28 # WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  29 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  30 # DEALINGS IN THE SOFTWARE.
  31
  32 import sys
  33 from traceback import print_exc
  34
  35 import dbus
  36
  37 def main():
  38     bus = dbus.SessionBus()
  39
  40     try:
  41         remote_object = bus.get_object("com.example.SampleService",
  42                                        "/SomeObject")
  43
  44         # you can either specify the dbus_interface in each call...
  45         hello_reply_list = remote_object.HelloWorld("Hello from example-client.py!",
  46             dbus_interface = "com.example.SampleInterface")
  47     except dbus.DBusException:
  48         print_exc()
  49         print usage
  50         sys.exit(1)
  51
  52     print (hello_reply_list)
  53
  54     # ... or create an Interface wrapper for the remote object
  55     iface = dbus.Interface(remote_object, "com.example.SampleInterface")
  56
  57     hello_reply_tuple = iface.GetTuple()
  58
  59     print hello_reply_tuple
  60
  61     hello_reply_dict = iface.GetDict()
  62
  63     print hello_reply_dict
  64
  65     # D-Bus exceptions are mapped to Python exceptions
  66     try:
  67         iface.RaiseException()
  68     except dbus.DBusException, e:
  69         print str(e)
  70
  71     # introspection is automatically supported
  72     print remote_object.Introspect(dbus_interface="org.freedesktop.DBus.Introspectable")
  73
  74     if sys.argv[1:] == ['--exit-service']:
  75         iface.Exit()
  76
  77 if __name__ == '__main__':
  78     main()