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# Copyright (C) 2006, 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 gobject
import conf
from sugar.graphics.iconcolor import IconColor
from sugar.presence import PresenceService
from model.BuddyModel import BuddyModel
class ActivityModel:
def __init__(self, activity, service):
self._service = service
self._activity = activity
def get_id(self):
return self._activity.get_id()
def get_icon_name(self):
registry = conf.get_activity_registry()
info = registry.get_activity_from_type(self._service.get_type())
return info.get_icon()
def get_color(self):
return IconColor(self._activity.get_color())
def get_service(self):
return self._service
class MeshModel(gobject.GObject):
__gsignals__ = {
'activity-added': (gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE, ([gobject.TYPE_PYOBJECT])),
'activity-removed': (gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE, ([gobject.TYPE_PYOBJECT])),
'buddy-added': (gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE, ([gobject.TYPE_PYOBJECT])),
'buddy-moved': (gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE, ([gobject.TYPE_PYOBJECT,
gobject.TYPE_PYOBJECT])),
'buddy-removed': (gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE, ([gobject.TYPE_PYOBJECT]))
}
def __init__(self):
gobject.GObject.__init__(self)
self._activities = {}
self._buddies = {}
self._pservice = PresenceService.get_instance()
self._pservice.connect("service-appeared",
self._service_appeared_cb)
self._pservice.connect('activity-disappeared',
self._activity_disappeared_cb)
self._pservice.connect("buddy-appeared",
self._buddy_appeared_cb)
self._pservice.connect("buddy-disappeared",
self._buddy_disappeared_cb)
for service in self._pservice.get_services():
self._check_service(service)
def get_activities(self):
return self._activities
def get_buddies(self):
return self._buddies
def _buddy_activity_changed_cb(self, buddy, cur_activity):
buddy_model = self._buddies[buddy.get_name()]
if cur_activity == None:
self.emit('buddy-moved', buddy_model, None)
else:
activity_model = self._activities[cur_activity.get_id()]
self.emit('buddy-moved', buddy_model, activity_model)
def _buddy_appeared_cb(self, pservice, buddy):
model = BuddyModel(buddy=buddy)
model.connect('current-activity-changed',
self._buddy_activity_changed_cb)
self._buddies[model.get_name()] = model
self.emit('buddy-added', model)
def _buddy_disappeared_cb(self, pservice, buddy):
self.emit('buddy-removed', buddy)
del self._buddies[buddy.get_name()]
def _service_appeared_cb(self, pservice, service):
self._check_service(service)
def _check_service(self, service):
registry = conf.get_activity_registry()
if registry.get_activity_from_type(service.get_type()) != None:
activity_id = service.get_activity_id()
if not self.has_activity(activity_id):
activity = self._pservice.get_activity(activity_id)
if activity != None:
self.add_activity(activity, service)
def has_activity(self, activity_id):
return self._activities.has_key(activity_id)
def add_activity(self, activity, service):
model = ActivityModel(activity, service)
self._activities[model.get_id()] = model
self.emit('activity-added', model)
def _activity_disappeared_cb(self, pservice, activity):
if self._activities.has_key(activity.get_id()):
activity_model = self._activities[activity.get_id()]
self.emit('activity-removed', activity_model)
del self._activities[activity.get_id()]
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