From 7e85c5160ec0a04cb7434cd53368a7c5ba8ce0fa Mon Sep 17 00:00:00 2001
From: Marco Pesenti Gritti <marco@localhost.localdomain>
Date: Wed, 09 Aug 2006 10:57:42 +0000
Subject: Setup the activity from the shell process, through dbus,

this simplifies things a lot...
---
(limited to 'shell')

diff --git a/shell/ActivityHost.py b/shell/ActivityHost.py
index 540d1e2..f2287c4 100644
--- a/shell/ActivityHost.py
+++ b/shell/ActivityHost.py
@@ -10,11 +10,10 @@ class ActivityHost:
 		self._xid = xid
 		
 		bus = dbus.SessionBus()
-		service = Activity.ACTIVITY_SERVICE_NAME + "%s" % xid
 		path = Activity.ACTIVITY_SERVICE_PATH + "/%s" % xid
-		proxy_obj = bus.get_object(service, path)
+		proxy_obj = bus.get_object(Activity.ACTIVITY_SERVICE_NAME, path)
 
-		self._activity = dbus.Interface(proxy_obj, 'com.redhat.Sugar.Activity')
+		self._activity = dbus.Interface(proxy_obj, Activity.ACTIVITY_INTERFACE)
 		self._id = self._activity.get_id()
 		self._default_type = self._activity.get_default_type()
 		self._window = gtk.gdk.window_foreign_new(xid)
diff --git a/shell/ActivityRegistry.py b/shell/ActivityRegistry.py
index 3ac8a4f..acf379c 100644
--- a/shell/ActivityRegistry.py
+++ b/shell/ActivityRegistry.py
@@ -45,6 +45,13 @@ class ActivityRegistry:
 
 	def __init__(self):
 		self._activities = []
+
+	def get_activity_from_id(self, activity_id):
+		"""Returns an activity given his identifier"""
+		for activity in self._activities:
+			if activity.get_id() == activity_id:
+				return activity
+		return None
 	
 	def get_activity(self, default_type):
 		"""Returns an activity given his default type"""
diff --git a/shell/HomeWindow.py b/shell/HomeWindow.py
index ef44f61..886068c 100644
--- a/shell/HomeWindow.py
+++ b/shell/HomeWindow.py
@@ -72,16 +72,7 @@ class ActivitiesGrid(gtk.VBox):
 		self._buttons[activity.get_id()] = button
 	
 	def __button_clicked_cb(self, button, info):
-		activity = self._shell.get_registry().get_activity(info.get_type())
-		
-		activity_id = info.get_service().get_activity_id()
-		pservice = PresenceService()
-		activity_ps = pservice.get_activity(activity_id)
-
-		if activity_ps:
-			ActivityFactory.create(activity.get_id(), activity_ps)
-		else:
-			print 'Cannot start activity.'
+		self._shell.join_activity(info.get_service())
 
 class TasksGrid(gtk.VBox):
 	def __init__(self, home):
@@ -168,7 +159,7 @@ class HomeWindow(gtk.Window):
 		return self._shell.get_registry().list_activities()
 
 	def create(self, activity_name):
-		ActivityFactory.create(activity_name)
+		self._shell.start_activity(activity_name)
 
 	def activate(self, activity_window):
 		activity_window.activate(gtk.get_current_event_time())
diff --git a/shell/Shell.py b/shell/Shell.py
index 2860ed0..f08d724 100755
--- a/shell/Shell.py
+++ b/shell/Shell.py
@@ -1,4 +1,5 @@
 import os
+import logging
 
 import dbus
 import dbus.glib
@@ -12,9 +13,10 @@ from HomeWindow import HomeWindow
 from sugar import env
 from ConsoleWindow import ConsoleWindow
 from Owner import ShellOwner
-from PresenceService import PresenceService
+from sugar.presence.PresenceService import PresenceService
 from ActivityHost import ActivityHost
 from ChatListener import ChatListener
+from sugar.activity import ActivityFactory
 
 class ShellDbusService(dbus.service.Object):
 	def __init__(self, shell, bus_name):
@@ -106,6 +108,30 @@ class Shell:
 			module = self._registry.get_activity(activity.get_default_type())
 			console = self.get_console(module.get_id())
 			activity.show_dialog(console)
+
+	def join_activity(self, service):
+		info = self._registry.get_activity(service.get_type())
+		
+		activity_id = service.get_activity_id()
+		pservice = PresenceService()
+		activity_ps = pservice.get_activity(activity_id)
+
+		if activity_ps:
+			activity = ActivityFactory.create(info.get_id())
+			activity.set_default_type(service.get_type())
+			activity.join(activity_ps.object_path())
+		else:
+			logging.error('Cannot start activity.')
+
+	def start_activity(self, activity_name):
+		activity = ActivityFactory.create(activity_name)
+		info = self._registry.get_activity_from_id(activity_name)
+		if info:
+			activity.set_default_type(info.get_default_type())
+			return activity
+		else:
+			logging.error('No such activity in the directory')
+			return None
 	
 	def log(self, module_id, message):
 		console = self.get_console(module_id)
--
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