I created my GUI WPILib Test Harness (allows you to run your bot code on your computer) using wxWidgets.
http://www.chiefdelphi.com/forums/sh...ad.php?t=75811
wxWidgets has a nice option called XRC, that allows you to design the GUI part separately from the code and change it after compile time. Tools like wxFormBuilder allow you to modify the XRC files in a WYSIWYG style.