blackbox-mode is an interactive compiled Lisp function in `
Parent mode: `special-mode'.
Major mode for playing blackbox.
To learn how to play blackbox, see the documentation for function `blackbox'.
The usual mnemonic keys move the cursor around the box.
C-a and C-e move to the beginning and end of line, respectively.
SPC -- send in a ray from point, or toggle a ball at point
RET -- end game and get score
In addition to any hooks its parent mode `special-mode' might have run,
this mode runs the hook `blackbox-mode-hook', as the final step