ibus/daemon/connection.py

82 строки
2.5 KiB
Python

# vim:set et sts=4 sw=4:
#
# ibus - The Input Bus
#
# Copyright (c) 2007-2008 Huang Peng <shawn.p.huang@gmail.com>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this program; if not, write to the
# Free Software Foundation, Inc., 59 Temple Place, Suite 330,
# Boston, MA 02111-1307 USA
import dbus.lowlevel
import ibus
import gobject
class Connection(ibus.Object):
__gsignals__ = {
"dbus-signal" : (
gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE,
(gobject.TYPE_PYOBJECT, )
)
}
def __init__(self, dbusconn):
super(Connection, self).__init__()
self.__dbusconn = dbusconn
self.__watch_dirs = set()
dbusconn.add_message_filter(self.message_filter_cb)
def message_filter_cb(self, dbusconn, message):
if message.is_signal(dbus.LOCAL_IFACE, "Disconnected"):
self.destroy()
return dbus.lowlevel.HANDLER_RESULT_HANDLED
if message.get_type() == 4: # is signal
if self.dispatch_dbus_signal(message):
return dbus.lowlevel.HANDLER_RESULT_HANDLED
return dbus.lowlevel.HANDLER_RESULT_NOT_YET_HANDLED
def get_object(self, path):
return self.__dbusconn.get_object("no.name", path)
def emit_dbus_signal(self, name, *args):
message = dbus.lowlevel.SignalMessage(ibus.IBUS_PATH, ibus.IBUS_IFACE, name)
message.append(*args)
self.__dbusconn.send_message(message)
self.__dbusconn.flush()
def do_destroy(self):
self.__dbusconn = None
def dispatch_dbus_signal(self, message):
self.emit("dbus-signal", message)
def add_watch_dir(self, dir):
if dir in self.__watch_dirs:
return False
self.__watch_dirs.add(dir)
return True
def remove_watch_dir(self, dir):
if dir not in self.__watch_dirs:
return False
self.__watch_dirs.remove(dir)
return True
def get_dbusconn(self):
return self.__dbusconn
gobject.type_register(Connection)