Set accessible parents of notebook children

Explicitly set the notebook page object as the accessible parent
of the page, otherwise, AtkObject follows the widget parents chain
and makes the notebook accessible the parent.

diff --git a/gtk/a11y/gtknotebookpageaccessible.c b/gtk/a11y/gtknotebookpageaccessible.c
index 3e3dfc2ce50045d732dba9ceaedf1cdfdb433d52..3b4aaec9524c728c3d1ef40bdf935ab03d20da34 100644 (file)
--- a/gtk/a11y/gtknotebookpageaccessible.c
+++ b/gtk/a11y/gtknotebookpageaccessible.c
@@ -238,6 +238,8 @@ gtk_notebook_page_accessible_new (GtkNotebookAccessible *notebook,
   atk_object->role = ATK_ROLE_PAGE_TAB;
   atk_object->layer = ATK_LAYER_WIDGET;
 
+  atk_object_set_parent (gtk_widget_get_accessible (child), atk_object);
+
   g_signal_connect (gtk_accessible_get_widget (page->notebook),
                     "child-notify::tab-label",
                     G_CALLBACK (notify_tab_label), page);
@@ -258,6 +260,7 @@ gtk_notebook_page_accessible_invalidate (GtkNotebookPageAccessible *page)
   atk_object_notify_state_change (obj, ATK_STATE_DEFUNCT, TRUE);
   atk_object_set_parent (obj, NULL);
   page->notebook = NULL;
+  atk_object_set_parent (gtk_widget_get_accessible (page->child), NULL);
   page->child = NULL;
 }