https://bugs.winehq.org/show_bug.cgi?id=43009
--- Comment #26 from Dmitry Timoshkov dmitry@baikal.ru --- Created attachment 58178 --> https://bugs.winehq.org/attachment.cgi?id=58178 patch
Could you please test the attached patch? It was created against staging tree, previous hack should be reverted, make sure that "ShapeLayeredWindows"="Y" is set or that setting is removed from the registry.
The patch adds experimental support for a layered window region.