#2543: Offer multiple activities for opening clipboard objects.

shell/view/clipboardmenu.py

@@ -30,16 +30,17 @@ from sugar.clipboard import clipboardservice
 from sugar.datastore import datastore
 from sugar.objects import mime
 from sugar import profile
+from sugar import activity
 
 class ClipboardMenu(Palette):
     
-    def __init__(self, object_id, name, percent, preview, activity, installable):
+    def __init__(self, object_id, name, percent, preview, activities, installable):
         Palette.__init__(self, name)
 
         self.props.position = Palette.RIGHT
         self._object_id = object_id
         self._percent = percent
-        self._activity = activity
+        self._activities = activities
 
         self.set_group_id('frame')
 
@@ -68,7 +69,8 @@ class ClipboardMenu(Palette):
         self._remove_item.show()
 
         self._open_item = MenuItem(_('Open'), 'stock-keep')
-        self._open_item.connect('activate', self._open_item_activate_cb)
+        self._open_item_activate_sid = self._open_item.connect('activate',
+                self._open_item_activate_cb)
         self.menu.append(self._open_item)
         self._open_item.show()
 
@@ -83,14 +85,49 @@ class ClipboardMenu(Palette):
         self._journal_item.show()
 
         self._update_items_visibility(installable)
+        self._update_open_submenu()
+
+    def _update_open_submenu(self):
+        submenu = self._open_item.get_submenu()
+        if submenu:
+            for item in submenu.get_children():
+                submenu.remove(item)
+
+        if self._activities is None or len(self._activities) <= 1:
+            if self._open_item_activate_sid is None:
+                self._open_item_activate_sid = self._open_item.connect(
+                        'activate',
+                        self._open_item_activate_cb)
+            return
+        else:
+            if self._open_item_activate_sid is not None:
+                self._open_item.disconnect(self._open_item_activate_sid)
+                self._open_item_activate_sid = None
+
+        if not submenu:
+            submenu = gtk.Menu()
+            self._open_item.set_submenu(submenu)
+            submenu.show()
+        
+        for service_name in self._activities:
+            registry = activity.get_registry()
+            activity_info = registry.get_activity(service_name)
+            
+            if not activity_info:
+                logging.warning('Activity %s is unknown.' % service_name)
+            
+            item = gtk.MenuItem(activity_info.name)
+            item.connect('activate', self._open_submenu_item_activate_cb, service_name)
+            submenu.append(item)
+            item.show()
 
     def _update_items_visibility(self, installable):
-        if self._percent == 100 and (self._activity or installable):
+        if self._percent == 100 and (self._activities or installable):
             self._remove_item.props.sensitive = True
             self._open_item.props.sensitive = True
             #self._stop_item.props.sensitive = False
             self._journal_item.props.sensitive = True
-        elif self._percent == 100 and (not self._activity and not installable):
+        elif self._percent == 100 and (not self._activities and not installable):
             self._remove_item.props.sensitive = True
             self._open_item.props.sensitive = False
             #self._stop_item.props.sensitive = False
@@ -112,19 +149,26 @@ class ClipboardMenu(Palette):
             self._progress_bar.props.fraction = self._percent / 100.0
             self._progress_bar.props.text = '%.2f %%' % self._percent
 
-    def set_state(self, name, percent, preview, activity, installable):
+    def set_state(self, name, percent, preview, activities, installable):
         self.set_primary_text(name)
         self._percent = percent
-        self._activity = activity
+        self._activities = activities
         if self._progress_bar:
             self._update_progress_bar()
         self._update_items_visibility(installable)
+        self._update_open_submenu()
 
     def _open_item_activate_cb(self, menu_item):
         if self._percent < 100:
             return
         jobject = self._copy_to_journal()
-        jobject.resume()
+        jobject.resume(self._activities[0])
+
+    def _open_submenu_item_activate_cb(self, menu_item, service_name):
+        if self._percent < 100:
+            return
+        jobject = self._copy_to_journal()
+        jobject.resume(service_name)
 
     def _remove_item_activate_cb(self, menu_item):
         cb_service = clipboardservice.get_instance()