开源Objective-C语法高亮?

Can anyone point me in the direction of a project / framework / tutorial, preferably in Objective-C (or C/C++ I guess), that will demonstrate / handle syntax highlighting? I'd like it to work off of, and onto, the contents of a UITextView (iPhone / iPad), and I'd like it to support minimum, PHP, but preferably also Javascript / CSS / HTML, etc. I've had absolutely no luck googling, everything seems to be blog plugins, etc, for displaying colored content on your site in < pre > tags. I don't need it to do any syntax checking, just the coloring.Can anyone point me in the direction of a proje