code.delx.au - gnu-emacs/blob - lisp/term/tvi970.el

   1 ;;; tvi970.el --- terminal support for the Televideo 970
   2
   3 ;; Author: Jim Blandy <jimb@occs.cs.oberlin.edu>, January 1992
   4 ;; Keywords: terminals
   5
   6 ;; Copyright (C) 1992, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
   7
   8 ;; This file is part of GNU Emacs.
   9
  10 ;; GNU Emacs is free software; you can redistribute it and/or modify
  11 ;; it under the terms of the GNU General Public License as published by
  12 ;; the Free Software Foundation; either version 2, or (at your option)
  13 ;; any later version.
  14
  15 ;; GNU Emacs is distributed in the hope that it will be useful,
  16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 ;; GNU General Public License for more details.
  19
  20 ;; You should have received a copy of the GNU General Public License
  21 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
  22 ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  23 ;; Boston, MA 02110-1301, USA.
  24
  25 ;;; Commentary:
  26
  27 ;; Uses the Emacs 19 terminal initialization features --- won't work with 18.
  28
  29 ;;; Code:
  30
  31 (defun terminal-init-tvi970 ()
  32   "Terminal initialization function for tvi970."
  33   (or (lookup-key function-key-map "\e[")
  34       (define-key function-key-map "\e[" (make-keymap)))
  35   ;; (or (lookup-key function-key-map "\eO")
  36   ;;    (define-key function-key-map "\eO" (make-keymap)))
  37
  38   ;; Miscellaneous keys
  39   (mapcar (function (lambda (key-binding)
  40                       (define-key function-key-map
  41                         (car key-binding) (nth 1 key-binding))))
  42           '(
  43             ;; These are set up by termcap or terminfo
  44             ;; ("\eOP"  [kp-f1])
  45             ;; ("\eOQ"  [kp-f2])
  46             ;; ("\eOR"  [kp-f3])
  47             ;; ("\eOS"  [kp-f4])
  48
  49             ;; These might br set by terminfo
  50             ("\e[H"     [home])
  51             ("\e[Z"     [backtab])
  52             ("\e[i"     [print])
  53             ("\e[@"     [insert])
  54             ("\e[L"     [insertline])
  55             ("\e[M"     [deleteline])
  56             ("\e[U"     [next]) ;; actually the `page' key
  57
  58             ;; These won't be set up by either
  59             ("\eOm"     [kp-subtract])
  60             ("\eOl"     [kp-separator])
  61             ("\eOn"     [kp-decimal])
  62             ("\eOM"     [kp-enter])
  63
  64             ;; These won't be set up by either either
  65             ("\e[K"     [key_eol])      ;; Not an X keysym
  66             ("\e[J"     [key_eos])      ;; Not an X keysym
  67             ("\e[2J"    [key_clear])    ;; Not an X keysym
  68             ("\e[P"     [key_dc])       ;; Not an X keysym
  69             ("\e[g"     [S-tab])        ;; Not an X keysym
  70             ("\e[2N"    [clearentry])   ;; Not an X keysym
  71             ("\e[2K"    [S-clearentry]) ;; Not an X keysym
  72             ("\e[E"     [?\C-j])        ;; Not an X keysym
  73             ("\e[g"     [S-backtab])    ;; Not an X keysym
  74             ("\e[?1i"   [key_sprint])   ;; Not an X keysym
  75             ("\e[4h"    [key_sic])      ;; Not an X keysym
  76             ("\e[4l"    [S-delete])     ;; Not an X keysym
  77             ("\e[Q"     [S-insertline]) ;; Not an X keysym
  78             ("\e[1Q"    [key_sdl])      ;; Not an X keysym
  79             ("\e[19l"   [key_seol])     ;; Not an X keysym
  80             ("\e[19h"   [S-erasepage])  ;; Not an X keysym
  81             ("\e[V"     [S-page])       ;; Not an X keysym
  82             ("\eS"      [send])         ;; Not an X keysym
  83             ("\e5"      [S-send])       ;; Not an X keysym
  84             ))
  85
  86   ;; The numeric keypad keys.
  87   (let ((i 0))
  88     (while (< i 10)
  89       (define-key function-key-map
  90         (format "\eO%c" (+ i ?p))
  91         (vector (intern (format "kp-%d" i))))
  92       (setq i (1+ i))))
  93   ;; The numbered function keys.
  94   (let ((i 0))
  95     (while (< i 16)
  96       (define-key function-key-map
  97         (format "\e?%c" (+ i ?a))
  98         (vector (intern (format "f%d" (1+ i)))))
  99       (define-key function-key-map
 100         (format "\e?%c" (+ i ?A))
 101         (vector (intern (format "S-f%d" (1+ i)))))
 102       (setq i (1+ i))))
 103
 104   (tvi970-set-keypad-mode 1))
 105 \f
 106 ;;; Should keypad numbers send ordinary digits or distinct escape sequences?
 107 (defvar tvi970-keypad-numeric nil
 108   "The terminal should be in numeric keypad mode iff this variable is non-nil.
 109 Do not set this variable!  Call the function ``tvi970-set-keypad-mode''.")
 110
 111 (defun tvi970-set-keypad-mode (&optional arg)
 112   "Set the current mode of the TVI 970 numeric keypad.
 113 In ``numeric keypad mode'', the number keys on the keypad act as
 114 ordinary digits.  In ``alternate keypad mode'', the keys send distinct
 115 escape sequences, meaning that they can have their own bindings,
 116 independent of the normal number keys.
 117 With no argument, toggle between the two possible modes.
 118 With a positive argument, select alternate keypad mode.
 119 With a negative argument, select numeric keypad mode."
 120   (interactive "P")
 121   (setq tvi970-keypad-numeric
 122         (if (null arg)
 123             (not tvi970-keypad-numeric)
 124           (> (prefix-numeric-value arg) 0)))
 125   (send-string-to-terminal (if tvi970-keypad-numeric "\e=" "\e>")))
 126
 127 ;;; arch-tag: c1334cf0-1462-41c3-a963-c077d175f8f0
 128 ;;; tvi970.el ends here