Add an handle argument to the factory and to the activity constructor.

shell/view/Shell.py

@@ -20,7 +20,7 @@ import gobject
 import wnck
 
 from view.home.HomeWindow import HomeWindow
-from sugar.presence import PresenceService
+from sugar.activity.activityhandle import ActivityHandle
 from sugar.graphics.popupcontext import PopupContext
 from view.ActivityHost import ActivityHost
 from sugar.activity import activityfactory
@@ -60,8 +60,6 @@ class Shell(gobject.GObject):
         self._frame = Frame(self)
         self._frame.show_and_hide(3)
 
-        self._pservice = PresenceService.get_instance()
-
         self.start_activity('org.laptop.JournalActivity')
 
     def _activity_added_cb(self, home_model, home_activity):
@@ -117,11 +115,6 @@ class Shell(gobject.GObject):
             activity.present()
             return
 
-        activity_ps = self._pservice.get_activity(activity_id)
-        if not activity_ps:
-            logging.error("Couldn't find shared activity for %s" % activity_id)
-            return
-
         # Get the service name for this activity, if
         # we have a bundle on the system capable of handling
         # this activity type
@@ -135,7 +128,10 @@ class Shell(gobject.GObject):
         home_model = self._model.get_home()
         home_model.notify_activity_launch(activity_id, act_type)
 
-        handler = activityfactory.create(act_type)
+        handle = ActivityHandle(activity_id)
+        handle.pservice_id = activity_id
+
+        handler = activityfactory.create(act_type, handle)
         handler.connect('success', self._join_success_cb, activity_ps)
         handler.connect('error', self._join_error_cb, home_model)
 

sugar/activity/Activity.py

@@ -26,7 +26,7 @@ from sugar import env
 class Activity(gtk.Window):
     """Base Activity class that all other Activities derive from."""
 
-    def __init__(self):
+    def __init__(self, activity_handle):
         gtk.Window.__init__(self)
 
         self.connect('destroy', self._destroy_cb)

sugar/activity/Makefile.am

@@ -4,6 +4,7 @@ sugar_PYTHON =				\
 	Activity.py			\
 	activityfactory.py		\
 	activityfactoryservice.py	\
+	activityhandle.py		\
 	activityservice.py		\
 	bundle.py			\
 	bundlebuilder.py		\

sugar/activity/activityfactory.py

@@ -23,6 +23,7 @@ import gtk
 
 from sugar.presence import PresenceService
 from sugar.activity import bundleregistry
+from sugar.activity.activityhandle import ActivityHandle
 from sugar import util
 
 _ACTIVITY_SERVICE_NAME = "org.laptop.Activity"
@@ -40,12 +41,17 @@ class ActivityCreationHandler(gobject.GObject):
                        ([gobject.TYPE_PYOBJECT]))
     }
 
-    def __init__(self, service_name):
+    def __init__(self, service_name, activity_handle):
         gobject.GObject.__init__(self)
 
-        self._activity_id = self._find_unique_activity_id()
+        if activity_handle:
-        if not self._activity_id:
+            self._activity_handle = activity_handle
-            raise RuntimeError("Cannot generate activity id.")
+        else:
+            activity_id = self._find_unique_activity_id()
+            if activity_id:
+                self._activity_handle = ActivityHandle(activity_id)
+            else:
+                raise RuntimeError("Cannot generate activity id.")
 
         registry = bundleregistry.get_registry()
         bundle = registry.get_bundle(service_name)
@@ -54,10 +60,12 @@ class ActivityCreationHandler(gobject.GObject):
         proxy_obj = bus.get_object(service_name, bundle.get_object_path())
         factory = dbus.Interface(proxy_obj, "com.redhat.Sugar.ActivityFactory")
 
-        factory.create(reply_handler=self._reply_handler, error_handler=self._error_handler)
+        factory.create(str(self._activity_handle),
+                       reply_handler=self._reply_handler,
+                       error_handler=self._error_handler)
 
     def get_activity_id(self):
-        return self._activity_id
+        return self._activity_handle.activity_id
 
     def _find_unique_activity_id(self):
         pservice = PresenceService.get_instance()
@@ -93,6 +101,6 @@ class ActivityCreationHandler(gobject.GObject):
         logging.debug("Couldn't create activity: %s" % err)
         self.emit('error', err)
 
-def create(service_name):
+def create(service_name, activity_handle=None):
     """Create a new activity from its name."""
-    return ActivityCreationHandler(service_name)
+    return ActivityCreationHandler(service_name, activity_handle)

sugar/activity/activityfactoryservice.py

@@ -21,6 +21,7 @@ import dbus
 import dbus.service
 
 from sugar.activity.bundle import Bundle
+from sugar.activity import activityhandle
 from sugar import logger
 
 class ActivityFactoryService(dbus.service.Object):
@@ -48,8 +49,9 @@ class ActivityFactoryService(dbus.service.Object):
         dbus.service.Object.__init__(self, bus_name, object_path)
 
     @dbus.service.method("com.redhat.Sugar.ActivityFactory")
-    def create(self):
+    def create(self, handle):
-        activity = self._constructor()
+        activity_handle = activityhandle.create_from_string(handle)
+        activity = self._constructor(activity_handle)
 
         self._activities.append(activity)
         activity.connect('destroy', self._activity_destroy_cb)

sugar/activity/activityhandle.py

@@ -0,0 +1,34 @@
+# Copyright (C) 2006, Red Hat, Inc.
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2 of the License, or (at your option) any later version.
+#
+# This library 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
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the
+# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+# Boston, MA 02111-1307, USA.
+
+from sugar.presence import PresenceService
+
+class ActivityHandle(object):
+    def __init__(self, activity_id):
+        self.activity_id = activity_id
+        self.pservice_id = None
+
+    def __str__(self):
+        return self.activity_id
+
+    def get_presence_service():
+        pservice = PresenceService.get_instance()
+        return pservice.get_activity(self._pservice_id)
+
+def create_from_string(handle):
+    activity_handle = ActivityHandle(handle)
+    activity_handle.pservice_id = handle