http://bugs.winehq.org/show_bug.cgi?id=31766
--- Comment #1 from Alexandre Julliard julliard@winehq.org 2012-09-23 17:24:22 CDT ---
From your screenshot it's painting all over the screen. I don't see how even
mis-using the alpha channel would cause that, all painting should still be inside the window. Can you point out exactly which call you think is incorrect?