Make sure the a11y hierarchy under an AtkPlug is generated when embedding.

It should be enough to retrieve some info about the children, in the
socket adaptor's handler for the "Embedded" D-Bus method. Asking for
the number of the plug's children seems to be a good candidate.

https://bugzilla.gnome.org/show_bug.cgi?id=663876

diff --git a/atk-adaptor/adaptors/socket-adaptor.c b/atk-adaptor/adaptors/socket-adaptor.c
index ac7f646..d7ebe5f 100644 (file)
--- a/atk-adaptor/adaptors/socket-adaptor.c
+++ b/atk-adaptor/adaptors/socket-adaptor.c
@@ -187,6 +187,12 @@ impl_Embedded (DBusConnection *bus,
       iface->get_size = atspi_plug_component_get_size;
       iface->get_position = atspi_plug_component_get_position;
     }
       iface->get_size = atspi_plug_component_get_size;
       iface->get_position = atspi_plug_component_get_position;
     }

+
+  /* Retrieve some info about the children, if they exist, when
+     embedding the plug to ensure the a11y subtree is generated.
+     https://bugzilla.gnome.org/show_bug.cgi?id=663876 */
+  atk_object_get_n_accessible_children (object);
+

   return dbus_message_new_method_return (message);
 }
 
   return dbus_message_new_method_return (message);
 }