http://bugs.winehq.org/show_bug.cgi?id=12005
--- Comment #26 from Dan Kegel dank@kegel.com 2008-05-14 17:23:27 --- Bingo. With a wizardpen and Photoshop 6, I see some pressure sensitivity.
The sensitivity is off a bit; I have to press harder than on the gimp. But it's a start!