http://bugs.winehq.org/show_bug.cgi?id=16822
--- Comment #14 from Vitaliy Margolen vitaliy@kievinfo.com 2009-06-15 07:54:12 --- The idea behind the patch has few major flaws... One of them a dead lock waiting for the wrapped mouse event (do..while loop in get_coords(). That's probably what are you seeing.