diff options
Diffstat (limited to 'services/shell/objecttypeservice.py')
-rw-r--r-- | services/shell/objecttypeservice.py | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/services/shell/objecttypeservice.py b/services/shell/objecttypeservice.py new file mode 100644 index 0000000..e12398e --- /dev/null +++ b/services/shell/objecttypeservice.py @@ -0,0 +1,74 @@ +# 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 + +_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(_REGISTRY_IFACE, bus=bus) + dbus.service.Object.__init__(self, bus_name, _REGISTRY_PATH) + + self._types = {} + + from gettext import gettext as _ + self._add_primitive('Text', _('Text'), 'theme:object-text', + [ 'text/plain', 'text/rtf', 'application/pdf', + 'application/x-pdf', 'text/html', + 'application/vnd.oasis.opendocument.text' ]) + self._add_primitive('Image', _('Image'), 'theme:object-image', + [ 'image/png', 'image/gif', 'image/jpeg' ]) + + def _add_primitive(self, type_id, name, icon, mime_types): + object_type = {'type_id': type_id, + 'name': name, + 'icon': icon, + 'mime_types': mime_types} + self._types[type_id] = 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(_REGISTRY_IFACE, + in_signature="s", out_signature="a{sv}") + def GetType(self, type_id): + if self._types.has_key(type_id): + return self._types[type_id] + else: + return {} + + @dbus.service.method(_REGISTRY_IFACE, + 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 + else: + return {} + +_instance = None + +def get_instance(): + global _instance + if not _instance: + _instance = ObjectTypeRegistry() + return _instance |