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Diffstat (limited to 'lisp/term/s4.el')
| -rw-r--r-- | lisp/term/s4.el | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/lisp/term/s4.el b/lisp/term/s4.el new file mode 100644 index 00000000000..ab81a3bd7c9 --- /dev/null +++ b/lisp/term/s4.el @@ -0,0 +1,142 @@ +;; Map s4 function key escape sequences +;; into the standard slots in function-keymap where we can; +;; set up terminal-specific bindings where we must +;; +;; by: Eric S. Raymond, eric@snark.thyrsus.com + +(require 'keypad) + +;; First, map as many keys as possible to terminal-independent keycaps + +(defvar META-RB-map nil + "The META-RB-map maps the ESC-[ function keys on the s4 keyboard.") + +(if (not META-RB-map) + (progn + (setq META-RB-map (lookup-key global-map "\e[")) + (if (not (keymapp META-RB-map)) + (setq META-RB-map (make-sparse-keymap))) ;; <ESC>[ commands + + (setup-terminal-keymap META-RB-map + '(("A" . ?u) ; up arrow + ("B" . ?d) ; down-arrow + ("C" . ?r) ; right-arrow + ("D" . ?l) ; left-arrow + ("U" . ?N) ; 'Page' -> next page + ("V" . ?P) ; 'Shift-Page' -> prev page + ("H" . ?h) ; 'Home' -> home-key + ;; ("J" . ??) ; 'Clear' -> unmapped + )))) + +(defun enable-arrow-keys () + "Enable the use of the s4 arrow keys for cursor motion. +Because of the nature of the s4, this unavoidably breaks +the standard Emacs command ESC [; therefore, it is not done by default, +but only if you give this command in your .emacs." + (global-set-key "\e[" META-RB-map)) + +(defvar META-N-map nil + "META-N-map maps the ESC-N function keys on the s4 keyboard.") + +(if (not META-N-map) + (progn + + (setq META-N-map (lookup-key global-map "\eN")) + (if (not (keymapp META-N-map)) + (setq META-N-map (make-sparse-keymap))) ;; <ESC>N commands + (setup-terminal-keymap META-N-map '( + ("a" . ?C) ; 'Rfrsh' -> redraw screen + ;; ("A" . ??) ; 'Clear' -> unmapped + ;; ("c" . ??) ; 'Move' -> unmapped + ;; ("d" . ??) ; 'Copy' -> unmapped + ;; ("B" . ??) ; 'Shift-Beg' -> unmapped + ;; ("M" . ??) ; 'Shift-Home' -> unmapped + ;; ("N" . ??) ; 'Shift-End' -> unmapped + ("e" . ?k) ; 'Dlete' -> generic delete (kill-region) + ("f" . ?.) ; 'Dlete Char' -> keypad . + ("g" . ?1) ; 'Prev' -> keypad 1 (backward-word) + ("h" . ?3) ; 'Next' -> keypad 3 (forward-word) + ("i" . ?s) ; 'Mark' -> select + ;; ("I" . ??) ; 'Select' -> MAPPED BELOW + ;; ("j" . ??) ; 'Input Mode' -> unmapped + )) + + (define-key global-map "\eN" META-N-map))) + +(defvar META-O-map nil + "META-O-map maps the META-O function keys on the s4 keyboard.") + +(if (not META-O-map) + (progn + + (setq META-O-map (lookup-key global-map "\eO")) + (if (not (keymapp META-O-map)) + (setq META-O-map (make-sparse-keymap))) ;; <ESC>O commands + (setup-terminal-keymap META-O-map '( + ("a" . ?E) ; 'Clear-Line' -> Clear to EOL + ("A" . ?S) ; 'Shift-Clear-Line' -> Clear to EOS + ("b" . ?\C-@) ; 'Ref' -> function key 0 + ("c" . ?\C-a) ; 'F1' -> function key 1 + ("d" . ?\C-b) ; 'F2' -> function key 2 + ("e" . ?\C-c) ; 'F3' -> function key 3 + ("f" . ?\C-d) ; 'F4' -> function key 4 + ("g" . ?\C-e) ; 'F5' -> function key 5 + ("h" . ?\C-f) ; 'F6' -> function key 6 + ("i" . ?\C-g) ; 'F7' -> function key 7 + ("j" . ?\C-h) ; 'F8' -> function key 8 + ;; ("k" . ??) ; 'Exit' -> MAPPED BELOW + ("m" . ??) ; 'Help' -> help-command + ;; ("n" . ??) ; 'Creat' -> unmapped + ;; ("o" . ??) ; 'Save' -> MAPPED BELOW + ;; ("r" . ??) ; 'Opts' -> unmapped + ;; ("s" . ??) ; 'Undo' -> MAPPED BELOW + ("t" . ?x) ; 'Redo' -> 'do' key + ;; ("u" . ??) ; 'Cmd' -> MAPPED BELOW + ;; ("v" . ??) ; 'Open' -> MAPPED BELOW + ;; ("V" . ??) ; 'Close' -> unmapped + ;; ("w" . ??) ; 'Cancel' -> MAPPED BELOW + ("x" . ?f) ; 'Find' -> find/replace + ;; ("y" . ??) ; 'Rplac' -> MAPPED BELOW + ;; ("z" . ??) ; 'Print' -> MAPPED BELOW + )) + + (define-key global-map "\eO" META-O-map))) + +(defvar META-P-map nil + "META-P-map maps the META-P function keys on the s4 keyboard.") + +(if (not META-P-map) + (progn + + (setq META-P-map (lookup-key global-map "\eP")) + (if (not (keymapp META-P-map)) + (setq META-P-map (make-sparse-keymap))) ;; <ESC>P commands + (setup-terminal-keymap META-P-map '( + ("a" . ?1) ; Ctrl-1 -> keypad 1 + ("b" . ?2) ; Ctrl-2 -> keypad 2 + ("c" . ?3) ; Ctrl-3 -> keypad 3 + ("d" . ?4) ; Ctrl-4 -> keypad 4 + ("e" . ?5) ; Ctrl-5 -> keypad 5 + ("f" . ?6) ; Ctrl-6 -> keypad 6 + ("g" . ?7) ; Ctrl-7 -> keypad 7 + ("h" . ?8) ; Ctrl-8 -> keypad 8 + ("i" . ?9) ; Ctrl-9 -> keypad 9 + ("j" . ?0) ; Ctrl-0 -> keypad 0 + ("k" . ?-) ; Ctrl-- -> keypad - + )) + + (define-key global-map "\eP" META-P-map))) + +;; Now do terminal-specific mappings of keys with no standard-keycap equivalent + +;;;(define-key esc-map "9" 'beginning-of-buffer) ;'Begin' +;;;(define-key esc-map "0" 'end-of-buffer) ;'End' +(define-key META-N-map "I" 'narrow-to-region) ;'Select' +(define-key META-O-map "k" 'save-buffers-kill-emacs) ;'Exit' +(define-key META-O-map "o" 'save-buffer) ;'Save' +(define-key META-O-map "s" 'undo) ;'Undo' +(define-key META-O-map "u" 'execute-extended-command) ;'Cmd' +(define-key META-O-map "v" 'find-file) ;'Open' +(define-key META-O-map "w" 'keyboard-quit) ;'Cancl' +(define-key META-O-map "y" 'replace-regexp) ;'Rplac' +(define-key META-O-map "z" 'lpr-buffer) ;'Print' |