122 lines
4.1 KiB
Python
122 lines
4.1 KiB
Python
# Copyright (C) 2006-2007 Red Hat, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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import hippo
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from sugar.graphics.canvasicon import CanvasIcon
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from sugar.graphics import color
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from sugar.presence import presenceservice
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from view.BuddyIcon import BuddyIcon
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from model.BuddyModel import BuddyModel
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class FriendIcon(BuddyIcon):
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def __init__(self, shell, buddy):
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BuddyIcon.__init__(self, shell, buddy)
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def prelight(self, enter):
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if enter:
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self.props.background_color = color.BLACK.get_int()
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else:
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self.props.background_color = color.TOOLBAR_BACKGROUND.get_int()
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class FriendsBox(hippo.CanvasBox):
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def __init__(self, shell):
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hippo.CanvasBox.__init__(self)
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self._shell = shell
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self._activity_ps = None
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self._joined_hid = -1
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self._left_hid = -1
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self._buddies = {}
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self._pservice = presenceservice.get_instance()
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self._pservice.connect('activity-appeared',
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self.__activity_appeared_cb)
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# Add initial activities the PS knows about
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for activity in self._pservice.get_activities():
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self.__activity_appeared_cb(self._pservice, activity)
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home_model = shell.get_model().get_home()
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home_model.connect('active-activity-changed',
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self._active_activity_changed_cb)
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def add_buddy(self, buddy):
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if self._buddies.has_key(buddy.props.key):
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return
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model = BuddyModel(buddy=buddy)
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icon = FriendIcon(self._shell, model)
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self.append(icon)
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self._buddies[buddy.props.key] = icon
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def remove_buddy(self, buddy):
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if not self._buddies.has_key(buddy.props.key):
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return
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self.remove(self._buddies[buddy.props.key])
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def clear(self):
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for item in self.get_children():
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self.remove(item)
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self._buddies = {}
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def __activity_appeared_cb(self, pservice, activity_ps):
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activity = self._shell.get_current_activity()
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if activity and activity_ps.props.id == activity.get_id():
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self._set_activity_ps(activity_ps)
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def _set_activity_ps(self, activity_ps):
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if self._activity_ps == activity_ps:
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return
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if self._joined_hid > 0:
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self._activity_ps.disconnect(self._joined_hid)
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self._joined_hid = -1
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if self._left_hid > 0:
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self._activity_ps.disconnect(self._left_hid)
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self._left_hid = -1
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self._activity_ps = activity_ps
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self.clear()
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if activity_ps != None:
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for buddy in activity_ps.get_joined_buddies():
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self.add_buddy(buddy)
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self._joined_hid = activity_ps.connect(
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'buddy-joined', self.__buddy_joined_cb)
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self._left_hid = activity_ps.connect(
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'buddy-left', self.__buddy_left_cb)
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def _active_activity_changed_cb(self, home_model, home_activity):
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if home_activity:
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activity_id = home_activity.get_activity_id()
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if activity_id:
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ps = self._pservice.get_activity(activity_id)
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self._set_activity_ps(ps)
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else:
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self._set_activity_ps(None)
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else:
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self._set_activity_ps(None)
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def __buddy_joined_cb(self, activity, buddy):
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self.add_buddy(buddy)
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def __buddy_left_cb(self, activity, buddy):
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self.remove_buddy(buddy)
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