elm/hoversel: use a wref to accurately track internal hover object

this pointer is never unset, which can cause errors when attempting to
access it after the hoversel has been deactivated

Differential Revision: https://phab.enlightenment.org/D11642

diff --git a/src/lib/elementary/elc_hoversel.c b/src/lib/elementary/elc_hoversel.c
index 86f3965..0c67db2 100644 (file)
--- a/src/lib/elementary/elc_hoversel.c
+++ b/src/lib/elementary/elc_hoversel.c
@@ -528,7 +528,7 @@ _activate(Evas_Object *obj)
 
    sd->expanded = EINA_TRUE;
 
-   sd->hover = elm_hover_add(sd->hover_parent);
+   efl_wref_add(elm_hover_add(sd->hover_parent), &sd->hover);
    efl_event_callback_add(sd->hover, EFL_EVENT_KEY_DOWN, _hover_key_down, obj);
 
    elm_widget_sub_object_add(obj, sd->hover);