You can't. At best, a command line application could process typed input AFTER the enter key is pressed to pass that input to your program.
Or look into JCurses (never used it nor taken a look at it myself).
There are no new questions, but there may be new answers.
posted 10 years ago
Thank you for your reply. Sorry for probably stupid question, but is it possible then to make a window invisible? does not turn into the tray, but it is invisible, but retaining the ability to process events?