infobase/configuration/xscreensaver/screenlock_dbus.py

   1 #!/usr/bin/python
   2
   3 import dbus
   4 import dbus.service
   5 import dbus.glib
   6 import gobject
   7 import os
   8 import sys
   9
  10 class ScreenDbusObj(dbus.service.Object):
  11     def __init__(self):
  12         # stuff the logging into a temporary and hidden directory.
  13         try:
  14             os.chdir(os.environ['HOME'] + "/.zz_temp_screenlock_menu")
  15             print (os.environ['HOME'] + "/.zz_temp_screenlock_menu" + " was already there")
  16             sys.stdout.flush()
  17         except:
  18             print (os.environ['HOME'] + "/.zz_temp_screenlock_menu" + " is not there yet")
  19             sys.stdout.flush()
  20             os.mkdir(os.environ['HOME'] + "/.zz_temp_screenlock_menu")
  21             os.chdir(os.environ['HOME'] + "/.zz_temp_screenlock_menu")
  22             print (os.environ['HOME'] + "/.zz_temp_screenlock_menu" + " is there now")
  23             sys.stdout.flush()
  24         print ("about to create a dbus")
  25         sys.stdout.flush()
  26         session_bus = dbus.SessionBus()
  27         print ("about to setup a bus name")
  28         sys.stdout.flush()
  29         bus_name=dbus.service.BusName("org.gnome.ScreenSaver",bus=session_bus)
  30         print ("about to init dbus service")
  31         sys.stdout.flush()
  32         dbus.service.Object.__init__(self,bus_name, '/org/gnome/ScreenSaver')
  33         print ("after init dbus service")
  34         sys.stdout.flush()
  35
  36     @dbus.service.method("org.gnome.ScreenSaver")
  37     def Lock(self):
  38         print ("saw the command to lock the screen, about to lock")
  39         sys.stdout.flush()
  40         os.system( "xscreensaver-command -lock" )
  41         print ("issued xscreensaver request to lock the screen")
  42         sys.stdout.flush()
  43
  44 if __name__ == '__main__':
  45     print ("into main of screeny")
  46     sys.stdout.flush()
  47     object=ScreenDbusObj()
  48     print ("after creating the screen dbus object, about to go into loop")
  49     sys.stdout.flush()
  50     gobject.MainLoop().run()
  51     print ("after loop, exiting from app")
  52     sys.stdout.flush()
  53