Java Mac keystroke FAQ: How do I write Java KeyStroke code for Mac OS X systems?
When I switched from "Java programming on Windows" (or Linux) to "Java programming on a Mac", I quickly learned that I was going to have to change the way I bound my keystrokes for handling key-driven events (things like keystroke-driven popup menus, mnemonics, or accelerator keys). On Windows systems I used to write key-binding code like this: