http://bugs.winehq.org/show_bug.cgi?id=12952
--- Comment #12 from Rob Walker rob@tenfoot.org.uk 2008-05-23 16:10:36 --- I've just rebuilt wine from git with the commit identified earlier (accfce21d3e042638a5eac8a8379eda2964fcd0a) reverted.
DPP now behaves properly when the edit button is pressed.