elementary/widget - add one exception handling where it should be.

After a widget is created(obj = elm_widget_add), the object does not have any parent object.
However if user call elm_widget_sub_object_add(parent, obj), then CRI will be happened.
So the exception should be there.

git-svn-id: https://svn.enlightenment.org/svn/e/trunk/elementary@57667 7cbeb6ba-43b4-40fd-8cce-4c39aea84d33

diff --git a/src/lib/elm_widget.c b/src/lib/elm_widget.c
index f22c578..6c448fd 100644 (file)
--- a/src/lib/elm_widget.c
+++ b/src/lib/elm_widget.c
@@ -715,7 +715,8 @@ elm_widget_sub_object_add(Evas_Object *obj, Evas_Object *sobj)
           {
              if (sd2->parent_obj == obj)
                return;
-             elm_widget_sub_object_del(sd2->parent_obj, sobj);
+             if (sd2->parent_obj)
+               elm_widget_sub_object_del(sd2->parent_obj, sobj);
              sd2->parent_obj = obj;
              if (!sd->child_can_focus && (_is_focusable(sobj)))
                sd->child_can_focus = EINA_TRUE;