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import gobject
from sugar.presence import PresenceService
from sugar.activity import ActivityFactory
from sugar.activity import Activity
from model.Friends import Friends
from model.Invites import Invites
from model.Owner import ShellOwner
class ShellModel(gobject.GObject):
__gsignals__ = {
'activity-opened': (gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE, ([gobject.TYPE_PYOBJECT])),
'activity-changed': (gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE, ([gobject.TYPE_PYOBJECT])),
'activity-closed': (gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE, ([gobject.TYPE_PYOBJECT]))
}
def __init__(self):
gobject.GObject.__init__(self)
self._hosts = {}
self._current_activity = None
PresenceService.start()
self._pservice = PresenceService.get_instance()
self._owner = ShellOwner()
self._owner.announce()
self._friends = Friends()
self._invites = Invites()
def get_friends(self):
return self._friends
def get_invites(self):
return self._invites
def get_owner(self):
return self._owner
def add_activity(self, activity_host):
self._hosts[activity_host.get_xid()] = activity_host
self.emit('activity-opened', activity_host)
def set_current_activity(self, activity_xid):
activity_host = self._hosts[activity_xid]
if self._current_activity == activity_host:
return
self._current_activity = activity_host
self.emit('activity-changed', activity_host)
def remove_activity(self, activity_xid):
if self._hosts.has_key(activity_xid):
host = self._hosts[activity_xid]
self.emit('activity-closed', host)
del self._hosts[activity_xid]
def get_activity(self, activity_id):
for host in self._hosts.values():
if host.get_id() == activity_id:
return host
return None
def get_current_activity(self):
return self._current_activity
def join_activity(self, bundle_id, activity_id):
activity = self.get_activity(activity_id)
if activity:
activity.present()
else:
activity_ps = self._pservice.get_activity(activity_id)
if activity_ps:
activity = ActivityFactory.create(bundle_id)
activity.join(activity_ps.object_path())
else:
logging.error('Cannot start activity.')
def start_activity(self, activity_type):
activity = ActivityFactory.create(activity_type)
activity.execute('test', [])
return activity
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