def __init__(self):
# First, try with logind
try:
bus = Gio.bus_get_sync(Gio.BusType.SYSTEM, None)
bus.call_sync("org.freedesktop.login1", "/org/freedesktop/login1",
"org.freedesktop.login1.Manager", "PowerOff",
GLib.Variant_boolean('(bb)', (False, False)), None,
Gio.DBusCallFlags.NONE, -1, None)
except:
failure = True
if (failure):
failure = False
# If it fails, try with ConsoleKit
try:
bus = Gio.bus_get_sync(Gio.BusType.SYSTEM, None)
bus.call_sync("org.freedesktop.ConsoleKit",
"/org/freedesktop/ConsoleKit/Manager",
"org.freedesktop.ConsoleKit.Manager", "Stop",
None, None, Gio.DBusCallFlags.NONE, -1, None)
except:
failure = True
if (failure):
failure = False
# If it fails, try with HAL
try:
bus = Gio.bus_get_sync(Gio.BusType.SYSTEM, None)
bus.call_sync(
"org.freedesktop.Hal",
"/org/freedesktop/Hal/devices/computer",
"org.freedesktop.Hal.Device.SystemPowerManagement",
"Shutdown", None, None, Gio.DBusCallFlags.NONE, -1, None)
except:
failure = True
