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| author | Eli Zaretskii <eliz@gnu.org> | 2005-10-25 08:40:16 +0000 |
|---|---|---|
| committer | Eli Zaretskii <eliz@gnu.org> | 2005-10-25 08:40:16 +0000 |
| commit | 35b1f2e99bc673fcb9a5edf11559cbeba987e256 (patch) | |
| tree | 458ef85fa07c670a04c046f2effed7d3ef58b56b /lisp/play/blackbox.el | |
| parent | 05f7d868db12381a1fd077dc39b221f166c90825 (diff) | |
| download | emacs-35b1f2e99bc673fcb9a5edf11559cbeba987e256.tar.gz | |
(blackbox-redefine-key): New function.
(blackbox-mode-map): Use it to remap existing bindings for cursor motion
instead of binding literal keys.
Diffstat (limited to 'lisp/play/blackbox.el')
| -rw-r--r-- | lisp/play/blackbox.el | 27 |
1 files changed, 15 insertions, 12 deletions
diff --git a/lisp/play/blackbox.el b/lisp/play/blackbox.el index ffde5c46021..f6194bda5f9 100644 --- a/lisp/play/blackbox.el +++ b/lisp/play/blackbox.el @@ -89,23 +89,26 @@ (defvar bb-balls-placed nil "List of already placed balls.") +;; This is used below to remap existing bindings for cursor motion to +;; blackbox-specific bindings in blackbox-mode-map. This is so that +;; users who prefer non-default key bindings for cursor motion don't +;; lose that when they play Blackbox. +(defun blackbox-redefine-key (oldfun newfun) + "Redefine keys that run the function OLDFUN to run NEWFUN instead." + (define-key blackbox-mode-map (vector 'remap oldfun) newfun)) + (unless blackbox-mode-map (setq blackbox-mode-map (make-keymap)) (suppress-keymap blackbox-mode-map t) - (define-key blackbox-mode-map "\C-f" 'bb-right) - (define-key blackbox-mode-map [right] 'bb-right) - (define-key blackbox-mode-map "\C-b" 'bb-left) - (define-key blackbox-mode-map [left] 'bb-left) - (define-key blackbox-mode-map "\C-p" 'bb-up) - (define-key blackbox-mode-map [up] 'bb-up) - (define-key blackbox-mode-map "\C-n" 'bb-down) - (define-key blackbox-mode-map [down] 'bb-down) - (define-key blackbox-mode-map "\C-e" 'bb-eol) - (define-key blackbox-mode-map "\C-a" 'bb-bol) + (blackbox-redefine-key 'backward-char 'bb-left) + (blackbox-redefine-key 'forward-char 'bb-right) + (blackbox-redefine-key 'previous-line 'bb-up) + (blackbox-redefine-key 'next-line 'bb-down) + (blackbox-redefine-key 'move-end-of-line 'bb-eol) + (blackbox-redefine-key 'move-beginning-of-line 'bb-bol) (define-key blackbox-mode-map " " 'bb-romp) (define-key blackbox-mode-map [insert] 'bb-romp) - (define-key blackbox-mode-map "\C-m" 'bb-done) - (define-key blackbox-mode-map [kp-enter] 'bb-done)) + (blackbox-redefine-key 'newline 'bb-done)) ;; Blackbox mode is suitable only for specially formatted data. (put 'blackbox-mode 'mode-class 'special) |