sugar-toolkit-gtk3/services/clipboard/objecttypeservice.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
import dbus.service
from sugar.objects.objecttype import ObjectType
_REGISTRY_IFACE = "org.laptop.ObjectTypeRegistry"
_REGISTRY_PATH = "/org/laptop/ObjectTypeRegistry"
class ObjectTypeRegistry(dbus.service.Object):
def __init__(self):
bus = dbus.SessionBus()
bus_name = dbus.service.BusName(self._REGISTRY_IFACE, bus=bus)
dbus.service.Object.__init__(self, bus_name, self._REGISTRY_PATH)
self._types = {}
self._add_primitive('Text', _('Text'), 'object-text',
[ 'text/rtf' ])
self._add_primitive('Image', _('Image'), 'object-image',
[ 'image/png' ])
def _add_primitive(self, type_id, name, icon, mime_types):
object_type = ObjectType(type_id, name, icon, mime_types)
self._types.add(object_type)
def _get_type_for_mime(self, mime_type):
for object_type in self._types.values():
if mime_type in object_type.mime_types:
return object_type
@dbus.service.method(_CLIPBOARD_DBUS_INTERFACE,
in_signature="s", out_signature="a{sv}")
def GetType(self, type_id):
if self._types.has_key(type_id):
return self._types[type_id].to_dict()
else:
return []
@dbus.service.method(_CLIPBOARD_DBUS_INTERFACE,
in_signature="s", out_signature="a{sv}")
def GetTypeForMIME(self, mime_type):
object_type = self._get_type_for_mime(mime_type)
if object_type:
return object_type.to_dict()
else:
return []