[Gambas-bugtracker] Bug #1921: GTK-3: SetFocus malfunction on the button

[bugtracker at gambaswiki.org]

http://gambaswiki.org/bugtracker/edit?object=BUG.1921&from=L21haW4-

Comment #3 by Benoît MINISINI:

I have a problem with the 'Yaru' widget theme: the button gets the focus, but you don't see it. You have to move the focus to the next widget with the TAB key, and then move back to the button with SHIFT+TAB to see it. No idea why!