Create a conf module. Move activity registry out of the shell

(should only be graphical) into it.

shell/home/HomeModel.py

@@ -2,9 +2,9 @@ from home.FriendsModel import FriendsModel
 from home.MeshModel import MeshModel
 
 class HomeModel:
-	def __init__(self, registry):
+	def __init__(self):
 		self._friends = FriendsModel()
-		self._mesh = MeshModel(registry)
+		self._mesh = MeshModel()
 
 	def get_friends(self):
 		return self._friends

shell/home/HomeView.py

@@ -7,6 +7,7 @@ from sugar.canvas.IconItem import IconColor
 from sugar.canvas.DonutItem import DonutItem
 from sugar.canvas.DonutItem import PieceItem
 from sugar.canvas.DonutItem import PieceIcon
+from sugar import conf
 
 class TasksItem(DonutItem):
 	def __init__(self, shell):
@@ -56,7 +57,7 @@ class ActivityBar(goocanvas.Group):
 
 		self._shell = shell
 
-		registry = shell.get_registry()
+		registry = conf.get_activity_registry()
 		for activity in registry.list_activities():
 			if activity.get_show_launcher():
 				self.add_activity(activity)

shell/home/MeshModel.py

@@ -1,7 +1,7 @@
 import gobject
 
 from sugar.presence.PresenceService import PresenceService
-from ActivityRegistry import ActivityRegistry
+from sugar import conf
 
 class ActivityInfo:
 	def __init__(self, service):
@@ -27,11 +27,10 @@ class MeshModel(gobject.GObject):
 						    ([gobject.TYPE_PYOBJECT]))
 	}
 
-	def __init__(self, registry):
+	def __init__(self):
 		gobject.GObject.__init__(self)
 		
 		self._activities = {}
-		self._registry = registry
 		
 		self._pservice = PresenceService()
 		self._pservice.connect("service-appeared", self.__service_appeared_cb)
@@ -55,6 +54,7 @@ class MeshModel(gobject.GObject):
 		self.__check_service(service)
 
 	def __check_service(self, service):
-		if self._registry.get_activity(service.get_type()) != None:
+		registry = conf.get_activity_registry()
+		if registry.get_activity(service.get_type()) != None:
 			if not self.has_activity(service.get_activity_id()):
 				self.add_activity(service)

shell/home/MeshView.py

@@ -4,9 +4,11 @@ import goocanvas
 
 from sugar.canvas.IconItem import IconItem
 from sugar.canvas.IconItem import IconColor
+from sugar import conf
 
 class ActivityItem(IconItem):
-	def __init__(self, activity, registry):
+	def __init__(self, activity):
+		registry = conf.get_activity_registry()
 		info = registry.get_activity(activity.get_type())
 		icon_name = info.get_icon()
 
@@ -18,9 +20,8 @@ class ActivityItem(IconItem):
 		return self._activity.get_service()
 
 class Model(goocanvas.CanvasModelSimple):
-	def __init__(self, data_model, registry):
+	def __init__(self, data_model):
 		goocanvas.CanvasModelSimple.__init__(self)
-		self._registry = registry
 
 		root = self.get_root_item()
 
@@ -51,7 +52,7 @@ class MeshView(goocanvas.CanvasView):
 
 		self.connect("item_view_created", self.__item_view_created_cb)
 
-		canvas_model = Model(data_model, shell.get_registry())
+		canvas_model = Model(data_model)
 		self.set_model(canvas_model)
 
 	def __activity_button_press_cb(self, view, target, event, service):