http://bugs.winehq.org/show_bug.cgi?id=20270
--- Comment #5 from Andrew Nguyen arethusa26@gmail.com 2009-10-05 16:29:46 --- With Winamp 5.56, I do indeed see the problem you describe. The open file dialog (spawned with File -> Play file...) isn't resizable with wine-1.1.30-287-g3c98992, while the dialog on Windows XP is indeed resizable. The description and information of the bug should probably be revised accordingly.