I'm teaching myself Mac OS X programming, and have decided to write all new Mac code in Objective-C using Cocoa. However, I have a very large library of C++ classes that I do not want to port to ...

I've just started playing with Xcode / Objective-C / Cocoa, reading through "Cocoa Programming for Mac OS X" by Hillegass. Some of the instructions are based on older versions of Xcode. The author ...