I'd like to see a "radial context style menu" available. This is a fairly new concept for GUIs and it'd be really great to see JIDE/Java at the forefront.
For an example, search for "radial" here in this blog posting, and then see the linked video:
http://juicability.blogspot.com/2005/09 ... ntext.html
Also, any of you with Tablet PCs would be familiar with this if you use the Screen clipping tool: <br><br> .