http://bugs.winehq.org/show_bug.cgi?id=20865
--- Comment #27 from Alexey Loukianov mooroon2@mail.ru 2010-06-22 07:14:53 --- And another finding: turning off the effect of showing the window contents while dragging in the window manager greatly reduces the probability of the "jump after the move" but don't fixes it completely. Also the behavior I had mentioned it the previous comment when a window continue to move after the mouse button release still takes place.