[entry] could use a real programmers attension...
basically a text widget wrapped in Guenter's [button] C-code.
b.
...one thing that I REALLY want to add to this (and possibly the ARB program objects) is a way to edit the programs without using an external editor, and this'll be pretty easy to do with the tcl text widget, I'd imagine...then we have a really cool system for playing with GPU programming!
jamie