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elm/win: check object class before using it 

Summary:
elm_win_focus_get with non Efl.Ui.Win object could return incorrect value.
If an object implements Efl.Ui.Focus.Object.focus { get; } then the return
value of elm_win_focus_get with this object depends upon the object status.

Reviewers: Hermet, YOhoho

Reviewed By: YOhoho

Subscribers: cedric, #reviewers, #committers, zmike

Tags: #efl

Differential Revision: https://phab.enlightenment.org/D6868
This commit is contained in:
Shinwoo Kim 2018-08-20 16:19:02 +09:00
parent febeaab9ce
commit 1c0f878fa6
1 changed files with 1 additions and 0 deletions
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1
src/lib/elementary/efl_ui_win.c
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@ -8735,6 +8735,7 @@ elm_win_socket_listen(Efl_Ui_Win *obj, const char *svcname, int svcnum, Eina_Boo
EAPI Eina_Bool
elm_win_focus_get(const Efl_Ui_Win *obj)
{
EINA_SAFETY_ON_FALSE_RETURN_VAL(efl_isa(obj, MY_CLASS), EINA_FALSE);
return efl_ui_focus_object_focus_get(obj);
}