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# 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
__all__ = (
"ConfigBase",
"IBUS_SERVICE_CONFIG",
"IBUS_PATH_CONFIG"
)
IBUS_SERVICE_CONFIG = "org.freedesktop.IBus.Config"
IBUS_PATH_CONFIG = "/org/freedesktop/IBus/Config"
import gobject
import object
import interface
import dbus
from dbus.proxies import ProxyObject
class ConfigBase(object.Object):
def __init__(self, bus):
super(ConfigBase, self).__init__()
self.__proxy = ConfigProxy(self, bus.get_dbusconn())
def get_value(self, section, name):
pass
def set_value(self, section, name, value):
pass
def value_changed(self, section, name, value):
self.__proxy.ValueChanged(section, name, value)
class ConfigProxy(interface.IConfig):
def __init__ (self, config, dbusconn):
super(ConfigProxy, self).__init__(dbusconn, IBUS_PATH_CONFIG)
self.__dbusconn = dbusconn
self.__config = config
def GetValue(self, section, name):
return self.__config.get_value(section, name)
def SetValue(self, section, name, value):
return self.__config.set_value(section, name, value)
def Destroy(self):
self.__config.destroy()
class Config(object.Object):
__gsignals__ = {
"reloaded" : (
gobject.SIGNAL_RUN_LAST,
gobject.TYPE_NONE,
()
),
"value-changed" : (
gobject.SIGNAL_RUN_LAST,
gobject.TYPE_NONE,
(gobject.TYPE_STRING, gobject.TYPE_STRING, gobject.TYPE_PYOBJECT)
),
}
def __init__(self, bus):
super(Config, self).__init__()
self.__bus = bus
self.__bus_name = None
self.__bus.add_match("type='signal',\
sender='org.freedesktop.DBus',\
member='NameOwnerChanged',\
arg0='org.freedesktop.IBus.Config'")
self.__bus.get_dbusconn().add_signal_receiver(self.__name_owner_changed_cb, signal_name="NameOwnerChanged")
try:
self.__init_config()
except:
self.__config = None
def __name_owner_changed_cb(self, name, old_name, new_name):
if name == "org.freedesktop.IBus.Config":
if new_name == "":
self.__config = None
else:
self.__init_config(new_name)
def __init_config(self, bus_name=None):
if bus_name == None:
bus_name = self.__bus.get_name_owner(IBUS_SERVICE_CONFIG)
match_rule = "type='signal',\
sender='%s',\
member='ValueChanged',\
path='/org/freedesktop/IBus/Config'"
if self.__bus_name:
self.__bus.remove_match(match_rule % self.__bus_name)
self.__bus_name = None
self.__config = self.__bus.get_dbusconn().get_object(bus_name, IBUS_PATH_CONFIG)
self.__config.connect_to_signal("ValueChanged", self.__value_changed_cb)
self.__bus_name = bus_name
self.__bus.add_match(match_rule % self.__bus_name)
self.emit("reloaded")
def __value_changed_cb(self, section, name, value):
self.emit("value-changed", section, name, value)
def get_value(self, section, name, default_value):
try:
return self.__config.GetValue(section, name)
except:
return default_value
def set_value(self, section, name, value):
try:
return self.__config.SetValue(section, name, value)
except:
return
def set_list(self, section, name, value, signature):
return self.set_value(section, name, dbus.Array(value, signature=signature))
gobject.type_register(Config)
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