[Bug 40390] When using a UX theme, owner-drawn buttons don' t draw until you click them once

https://bugs.winehq.org/show_bug.cgi?id=40390

--- Comment #6 from Nikolay Sivov  ---
(In reply to ryampolsky from comment #5)
> The app doesn't do anything unless you have a server account to connect to -
> and I can't give you that.
>
> I've mostly gotten around the problem by disabling theming on all my
> owner-drawn buttons.

Obviously I don't need whole application, just a window with a single button
that's handled in the same way you handle owner drawn buttons.
> The one remaining problem with theming is that most
> themed controls (radiobuttons, checkboxes, scrollbars) draw unthemed when
> you click on them.  Then then redraw themed again when they lose focus.  I
> assume that's a known problem...

Yes, it's bug 37584.