sugar-toolkit-gtk3/sugar/objects/objecttype.py

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# Copyright (C) 2007, Red Hat, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
import dbus
_SERVICE = "org.laptop.ObjectTypeRegistry"
_PATH = "/org/laptop/ObjectTypeRegistry"
_IFACE = "org.laptop.ObjectTypeRegistry"
def _object_type_from_dict(info_dict):
if info_dict:
return ObjectType(info_dict['type_id'],
info_dict['name'],
info_dict['icon'])
else:
return None
class ObjectType(object):
def __init__(self, type_id, name, icon):
self.type_id = type_id
self.name = name
self.icon = icon
self.mime_types = []
class ObjectTypeRegistry(object):
def __init__(self):
bus = dbus.SessionBus()
bus_object = bus.get_object(_SERVICE, _PATH)
self._registry = dbus.Interface(bus_object, _IFACE)
def get_type(self, type_id):
type_dict = self._registry.GetType(type_id)
return _object_type_from_dict(type_dict)
def get_type_for_mime(self, mime_type):
type_dict = self._registry.GetTypeForMIME(mime_type)
return _object_type_from_dict(type_dict)
_registry = ObjectTypeRegistry()
def get_registry():
return _registry