From d4bd7a5d05f251cdf90c0f656f0498df05b4e5b1 Mon Sep 17 00:00:00 2001
From: Marco Pesenti Gritti <marco@localhost.localdomain>
Date: Fri, 01 Jun 2007 12:19:14 +0000
Subject: Do not index icons by activity id. Raw X windows does not have one.

---
(limited to 'shell')

diff --git a/shell/model/homeactivity.py b/shell/model/homeactivity.py
index c22e8be..f029e15 100644
--- a/shell/model/homeactivity.py
+++ b/shell/model/homeactivity.py
@@ -72,6 +72,8 @@ class HomeActivity(gobject.GObject):
 
     def set_service(self, service):
         self._service = service
+        if not self._activity_id:
+            self._activity_id = service.get_id()
 
     def get_service(self):
         """Retrieve the application's sugar introspection service
@@ -154,6 +156,13 @@ class HomeActivity(gobject.GObject):
         """
         return self._launch_time
 
+    def equals(self, activity):
+        if self._activity_id and activity.get_activity_id():
+            return self._activity_id == activity.get_activity_id()
+        if self._xid and activity.get_xid():
+            return self._xid == activity.get_xid()
+        return False
+
     def do_set_property(self, pspec, value):
         if pspec.name == 'launching':
             self._launching = value
diff --git a/shell/view/home/activitiesdonut.py b/shell/view/home/activitiesdonut.py
index 57ceb45..795ef72 100644
--- a/shell/view/home/activitiesdonut.py
+++ b/shell/view/home/activitiesdonut.py
@@ -139,7 +139,7 @@ class ActivitiesDonut(hippo.CanvasBox, hippo.CanvasItem):
     def __init__(self, shell, **kwargs):
         hippo.CanvasBox.__init__(self, **kwargs)
 
-        self._activities = {}
+        self._activities = []
         self._shell = shell
 
         self._model = shell.get_model().get_home()
@@ -147,6 +147,11 @@ class ActivitiesDonut(hippo.CanvasBox, hippo.CanvasItem):
         self._model.connect('activity-removed', self._activity_removed_cb)
         self._model.connect('active-activity-changed', self._activity_changed_cb)
 
+    def _get_icon_from_activity(self, activity):
+        for icon in self._activities:
+            if icon.get_activity().equals(activity):
+                return icon
+
     def _activity_added_cb(self, model, activity):
         self._add_activity(activity)
 
@@ -157,20 +162,18 @@ class ActivitiesDonut(hippo.CanvasBox, hippo.CanvasItem):
         self.emit_paint_needed(0, 0, -1, -1)
 
     def _remove_activity(self, activity):
-        act_id = activity.get_activity_id()
-        if not self._activities.has_key(act_id):
-            return
-        icon = self._activities[act_id]
-        self.remove(icon)
-        icon._cleanup()
-        del self._activities[act_id]
+        icon = self._get_icon_from_activity(activity)
+        if icon:
+            self.remove(icon)
+            icon._cleanup()
+        self._activities.remove(icon)
 
     def _add_activity(self, activity):
         icon = ActivityIcon(activity)
         icon.connect('activated', self._activity_icon_clicked_cb)
         self.append(icon, hippo.PACK_FIXED)
 
-        self._activities[activity.get_activity_id()] = icon
+        self._activities.append(icon)
 
         self.emit_paint_needed(0, 0, -1, -1)
 
@@ -250,7 +253,7 @@ class ActivitiesDonut(hippo.CanvasBox, hippo.CanvasItem):
 
         i = 0
         for h_activity in self._model:
-            icon = self._activities[h_activity.get_activity_id()]
+            icon = self._get_icon_from_activity(h_activity)
             [angle_start, angle_end] = self._get_angles(i)
             angle = angle_start + (angle_end - angle_start) / 2
 
--
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