Running a Cocoa GUI in a non-main thread

Question

I am having a gui/threading related problem in developing a cocoa user interface. The application is designed like this:

Main Thread (#1): parses arguments, loads pl

Answer 1

Don't. This approach will never work. Even if you fix your current problem (the window not drawing) you'll immediately run into another obscure, impossible-to-fix problem, and another, and another. Cocoa expects the GUI thread to be the main thread, end of story.