Split ActivityHost in model/view. Refactor accordingly.

shell/model/ShellModel.py

@@ -20,6 +20,7 @@ from sugar.presence import PresenceService
 from sugar.activity.bundleregistry import BundleRegistry
 from model.Friends import Friends
 from model.MeshModel import MeshModel
+from model.homemodel import HomeModel
 from model.Owner import ShellOwner
 from sugar import env
 
@@ -37,6 +38,7 @@ class ShellModel:
 
         self._friends = Friends()
         self._mesh = MeshModel(self._bundle_registry)
+        self._home = HomeModel(self._bundle_registry)
 
         path = os.path.expanduser('~/Activities')
         self._bundle_registry.add_search_path(path)
@@ -57,6 +59,9 @@ class ShellModel:
     def get_invites(self):
         return self._owner.get_invites()
 
+    def get_home(self):
+        return self._home
+
     def get_owner(self):
         return self._owner
 

shell/model/homeactivity.py

@@ -14,19 +14,42 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 
-from sugar.graphics.canvasicon import CanvasIcon
+from sugar.presence import PresenceService
+from sugar.activity import Activity
+from sugar import profile
 
 class HomeActivity:
-    def __init__(self, activity):
-        self._icon_name = activity.get_icon_name()
-        self._icon_color = activity.get_icon_color()
-        self._id = activity.get_id()
-        
+    def __init__(self, registry, window):
+        self._window = window
+
+        self._service = Activity.get_service(window.get_xid())
+        self._id = self._service.get_id()
+        self._type = self._service.get_type()
+
+        info = registry.get_bundle(self._type)
+        self._icon_name = info.get_icon()
+
+    def get_title(self):
+        return self._window.get_name()
+
     def get_icon_name(self):
         return self._icon_name
     
     def get_icon_color(self):
-        return self._icon_color
+        activity = PresenceService.get_instance().get_activity(self._id)
+        if activity != None:
+            return IconColor(activity.get_color())
+        else:
+            return profile.get_color()
         
     def get_id(self):
         return self._id
+
+    def get_window(self):
+        return self._window
+
+    def get_type(self):
+        return self._type
+
+    def get_shared(self):
+        return self._service.get_shared()

shell/model/homemodel.py

@@ -15,9 +15,8 @@
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 
 import gobject
+import wnck
 
-from sugar.graphics.canvasicon import CanvasIcon
-from sugar.graphics import style
 from model.homeactivity import HomeActivity
 
 class HomeModel(gobject.GObject):
@@ -31,13 +30,15 @@ class HomeModel(gobject.GObject):
                             ([gobject.TYPE_PYOBJECT]))
     }
     
-    def __init__(self, shell):
+    def __init__(self, bundle_registry):
         gobject.GObject.__init__(self)
-        self._activities = []
-        self._shell = shell
-        
-        shell.connect('activity-opened', self.__activity_opened_cb)
-        shell.connect('activity-closed', self.__activity_closed_cb)
+
+        self._activities = {}
+        self._bundle_registry = bundle_registry
+
+        screen = wnck.screen_get_default()
+        screen.connect('window-opened', self._window_opened_cb)
+        screen.connect('window-closed', self._window_closed_cb)
         
     def __iter__(self): 
         return iter(self._activities)
@@ -47,23 +48,21 @@ class HomeModel(gobject.GObject):
         
     def __getitem__(self, i):
         return self._activities[i]
-        
-    def __activity_opened_cb(self, model, activity):
-        self._add_activity(activity)
 
-    def __activity_closed_cb(self, model, activity):
-        self._remove_activity(activity)
+    def _window_opened_cb(self, screen, window):
+        if window.get_window_type() == wnck.WINDOW_NORMAL:
+            self._add_activity(window)
+
+    def _window_closed_cb(self, screen, window):
+        if window.get_window_type() == wnck.WINDOW_NORMAL:
+            self._remove_activity(window.get_xid())
         
-    def _add_activity(self, activity):
-        h_activity = HomeActivity(activity)
-        self._activities.append(h_activity)
-        self.emit('activity-added', h_activity)
+    def _add_activity(self, window):
+        activity = HomeActivity(self._bundle_registry, window)
+        self._activities[window.get_xid()] = activity
+        self.emit('activity-added', activity)
 
-    def _remove_activity(self, activity):
-        i = 0
-        for h_activity in self._activities:
-            if h_activity.get_id() == activity.get_id():
-                self.emit('activity-removed', self._activities[i])
-                del self._activities[i]
-                return
-            i += 1
+    def _remove_activity(self, xid):
+        if self._activities.has_key(xid):
+            self.emit('activity-removed', self._activities[xid])
+            del self._activities[xid]

shell/view/ActivityHost.py

@@ -17,10 +17,7 @@
 import gtk
 import dbus
 
-from sugar import profile
 from sugar.activity import Activity
-from sugar.presence import PresenceService
-from sugar.graphics.iconcolor import IconColor
 from sugar.p2p import Stream
 from sugar.p2p import network
 from sugar.chat import ActivityChat
@@ -41,23 +38,12 @@ class ActivityChatWindow(gtk.Window):
         self.add(chat_widget)
 
 class ActivityHost:
-    def __init__(self, shell_model, window):
-        self._window = window
-        self._xid = window.get_xid()
-        self._pservice = PresenceService.get_instance()
-
-        bus = dbus.SessionBus()
-        proxy_obj = bus.get_object(Activity.get_service_name(self._xid),
-                                   Activity.get_object_path(self._xid))
-
-        self._activity = dbus.Interface(proxy_obj, Activity.ACTIVITY_INTERFACE)
-        self._id = self._activity.get_id()
-        self._type = self._activity.get_type()
-        self._gdk_window = gtk.gdk.window_foreign_new(self._xid)
-
-        registry = shell_model.get_bundle_registry()
-        info = registry.get_bundle(self._type)
-        self._icon_name = info.get_icon()
+    def __init__(self, model):
+        self._model = model
+        self._id = model.get_id()
+        self._window = model.get_window()
+        self._activity = Activity.get_service(self.get_xid())
+        self._gdk_window = gtk.gdk.window_foreign_new(self.get_xid())
 
         try:
             self._overlay_window = OverlayWindow.OverlayWindow(self._gdk_window)
@@ -74,21 +60,11 @@ class ActivityHost:
     def get_id(self):
         return self._id
 
-    def get_title(self):
-        return self._window.get_name()
-
     def get_xid(self):
-        return self._xid
+        return self._window.get_xid()
 
-    def get_icon_name(self):
-        return self._icon_name
-
-    def get_icon_color(self):
-        activity = self._pservice.get_activity(self._id)
-        if activity != None:
-            return IconColor(activity.get_color())
-        else:
-            return profile.get_color()
+    def get_model(self):
+        return self._model
 
     def execute(self, command, args):
         self._activity.execute(command, args)
@@ -108,12 +84,6 @@ class ActivityHost:
         writer.custom_request("invite", None, None, issuer,
                               self._type, self._id)
 
-    def get_shared(self):
-        return self._activity.get_shared()
-
-    def get_type(self):
-        return self._type
-
     def present(self):
         self._window.activate(gtk.get_current_event_time())
 

shell/view/Shell.py

@@ -35,12 +35,8 @@ import sugar
 
 class Shell(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, model):
@@ -66,8 +62,10 @@ class Shell(gobject.GObject):
         self._home_window.show()
         self.set_zoom_level(sugar.ZOOM_HOME)
 
-        self._screen.connect('window-opened', self.__window_opened_cb)
-        self._screen.connect('window-closed', self.__window_closed_cb)
+        home_model = self._model.get_home()
+        home_model.connect('activity-added', self._activity_added_cb)
+        home_model.connect('activity-removed', self._activity_removed_cb)
+
         self._screen.connect('active-window-changed',
                              self.__active_window_changed_cb)
 
@@ -139,19 +137,9 @@ class Shell(gobject.GObject):
         elif key == '0x93':
             self._frame.notify_key_release()
 
-    def __window_opened_cb(self, screen, window):
-        logging.debug('Shell.__window_opened_cb')
-        if window.get_window_type() == wnck.WINDOW_NORMAL:
-            try:
-                activity_host = ActivityHost(self.get_model(), window)
-            except dbus.DBusException:
-                logging.debug('Shell.__window_opened_cb: opened unknown window ' +
-                              window.get_name() + ' with xid ' + 
-                              str(window.get_xid()))
-                return
-                        
-            self._hosts[activity_host.get_xid()] = activity_host
-            self.emit('activity-opened', activity_host)
+    def _activity_added_cb(self, home_model, home_activity):
+        activity_host = ActivityHost(home_activity)
+        self._hosts[activity_host.get_xid()] = activity_host
 
     def __active_window_changed_cb(self, screen):
         logging.debug('Shell.__active_window_changed_cb')
@@ -168,19 +156,13 @@ class Shell(gobject.GObject):
 
         self._set_current_activity(activity_host)
 
-    def __window_closed_cb(self, screen, window):
-        logging.debug('Shell.__window_closed_cb')
-        if window.get_window_type() != wnck.WINDOW_NORMAL:
+    def _activity_removed_cb(self, home_model, home_activity):
+        xid = home_activity.get_window().get_xid()
+        if not self._hosts.has_key(xid):
             return
 
-        if not self._hosts.has_key(window.get_xid()):
-            return
-
-        host = self._hosts[window.get_xid()]
-        host.destroy()
-
-        self.emit('activity-closed', host)
-        del self._hosts[window.get_xid()]
+        self._hosts[xid].destroy()
+        del self._hosts[xid]
 
         if len(self._hosts) == 0:
             self._set_current_activity(None)

shell/view/frame/ZoomBox.py

@@ -26,10 +26,10 @@ class ActivityMenu(Menu):
     ACTION_SHARE = 1
     ACTION_CLOSE = 2
 
-    def __init__(self, activity_host):
-        Menu.__init__(self, activity_host.get_title())
+    def __init__(self, activity_model):
+        Menu.__init__(self, activity_model.get_title())
 
-        if not activity_host.get_shared():
+        if not activity_model.get_shared():
             self._add_mesh_action()
 
         self._add_close_action()
@@ -43,32 +43,29 @@ class ActivityMenu(Menu):
         self.add_action(icon, ActivityMenu.ACTION_CLOSE) 
 
 class ActivityIcon(MenuIcon):
-    def __init__(self, shell, menu_shell, activity_host):
+    def __init__(self, shell, menu_shell, activity):
         self._shell = shell
-        self._activity_host = activity_host
+        self._activity = activity
+        self._activity_model = activity.get_model()
 
-        icon_name = activity_host.get_icon_name()
-        icon_color = activity_host.get_icon_color()
+        icon_name = self._activity_model.get_icon_name()
+        icon_color = self._activity_model.get_icon_color()
 
         MenuIcon.__init__(self, menu_shell, icon_name=icon_name,
                           color=icon_color)
 
     def create_menu(self):
-        menu = ActivityMenu(self._activity_host)
+        menu = ActivityMenu(self._activity_model)
         menu.connect('action', self._action_cb)
         return menu
 
     def _action_cb(self, menu, action):
         self.popdown()
 
-        activity = self._shell.get_current_activity()
-        if activity == None:
-            return
-
         if action == ActivityMenu.ACTION_SHARE:
-            activity.share()
+            self._activity.share()
         if action == ActivityMenu.ACTION_CLOSE:
-            activity.close()
+            self._activity.close()
 
 class ZoomBox(hippo.CanvasBox):
     def __init__(self, shell, menu_shell):

shell/view/home/activitiesdonut.py

@@ -19,7 +19,6 @@ import math
 
 from sugar.graphics.canvasicon import CanvasIcon
 from sugar.graphics import style
-from model.homemodel import HomeModel
 
 class ActivitiesDonut(hippo.CanvasBox, hippo.CanvasItem):
     __gtype_name__ = 'SugarActivitiesDonut'
@@ -29,7 +28,7 @@ class ActivitiesDonut(hippo.CanvasBox, hippo.CanvasItem):
         self._activities = {}
         self._shell = shell
 
-        self._model = HomeModel(shell)
+        self._model = shell.get_model().get_home()
         self._model.connect('activity-added', self._activity_added_cb)
         self._model.connect('activity-removed', self._activity_removed_cb) 
 

sugar/activity/Activity.py

@@ -40,6 +40,12 @@ def get_service_name(xid):
 def get_object_path(xid):
     return ACTIVITY_SERVICE_PATH + "/%s" % xid 
 
+def get_service(xid):
+    bus = dbus.SessionBus()
+    proxy_obj = bus.get_object(get_service_name(xid), get_object_path(xid))
+    return dbus.Interface(proxy_obj, ACTIVITY_INTERFACE)
+
+
 class ActivityDbusService(dbus.service.Object):
     """Base dbus service object that each Activity uses to export dbus methods.