http://bugs.winehq.org/show_bug.cgi?id=10292
--- Comment #31 from Dmitry Timoshkov dmitry@codeweavers.com 2009-07-15 08:51:44 --- (In reply to comment #30)
Created an attachment (id=22383)
--> (http://bugs.winehq.org/attachment.cgi?id=22383) [details]
+x11drv log
trace:x11drv:open_xim Using en_US.UTF-8 locale of Input Method
No surprise that it doesn't work for you, since you have wrong locale set.