mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
75 lines
2.8 KiB
Python
75 lines
2.8 KiB
Python
# Utilities for registering functions to be called at xpcom shutdown.
|
|
#
|
|
# Pass xpcom.shutdown.register a function (and optionally args) that should
|
|
# be called as xpcom shutsdown. Relies on xpcom itself sending the
|
|
# standard shutdown notification.
|
|
|
|
# ***** BEGIN LICENSE BLOCK *****
|
|
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
#
|
|
# The contents of this file are subject to the Mozilla Public License Version
|
|
# 1.1 (the "License"); you may not use this file except in compliance with
|
|
# the License. You may obtain a copy of the License at
|
|
# http://www.mozilla.org/MPL/
|
|
#
|
|
# Software distributed under the License is distributed on an "AS IS" basis,
|
|
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
# for the specific language governing rights and limitations under the
|
|
# License.
|
|
#
|
|
# The Original Code is the Python XPCOM language bindings.
|
|
#
|
|
# The Initial Developer of the Original Code is Mark Hammond.
|
|
# Portions created by the Initial Developer are Copyright (C) 2000
|
|
# the Initial Developer. All Rights Reserved.
|
|
#
|
|
# Contributor(s):
|
|
#
|
|
# Alternatively, the contents of this file may be used under the terms of
|
|
# either the GNU General Public License Version 2 or later (the "GPL"), or
|
|
# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
# in which case the provisions of the GPL or the LGPL are applicable instead
|
|
# of those above. If you wish to allow use of your version of this file only
|
|
# under the terms of either the GPL or the LGPL, and not to allow others to
|
|
# use your version of this file under the terms of the MPL, indicate your
|
|
# decision by deleting the provisions above and replace them with the notice
|
|
# and other provisions required by the GPL or the LGPL. If you do not delete
|
|
# the provisions above, a recipient may use your version of this file under
|
|
# the terms of any one of the MPL, the GPL or the LGPL.
|
|
#
|
|
# ***** END LICENSE BLOCK *****
|
|
#
|
|
|
|
import xpcom.server
|
|
from xpcom import _xpcom
|
|
from xpcom.components import interfaces
|
|
|
|
import logging
|
|
|
|
_handlers = []
|
|
|
|
class _ShutdownObserver:
|
|
_com_interfaces_ = interfaces.nsIObserver
|
|
def observe(self, service, topic, extra):
|
|
logger = logging.getLogger('xpcom')
|
|
while _handlers:
|
|
func, args, kw = _handlers.pop()
|
|
try:
|
|
logger.debug("Calling shutdown handler '%s'(*%s, **%s)",
|
|
func, args, kw)
|
|
func(*args, **kw)
|
|
except:
|
|
logger.exception("Shutdown handler '%s' failed", func)
|
|
|
|
def register(func, *args, **kw):
|
|
_handlers.append( (func, args, kw) )
|
|
|
|
# Register
|
|
svc = _xpcom.GetServiceManager().getServiceByContractID(
|
|
"@mozilla.org/observer-service;1",
|
|
interfaces.nsIObserverService)
|
|
|
|
svc.addObserver(_ShutdownObserver(), "xpcom-shutdown", 0)
|
|
|
|
del svc, _ShutdownObserver
|