Hey DarrenM!

I've been having a lot of luck using this plugin for Eclipse called "E-P-I-C":

http://www.eclipse.org

http://www.epic-ide.org/index.php

I know that Eclipse is a kind of a beast, but, for my purposes it's great. It definitely has debugging breakpoint support, and a buncho' other neat things. It works great on Linux and Win32 for sure.

Kurt