lisp/term/tvi970.el

   1 ;;; tvi970.el --- terminal support for the Televideo 970
   2
   3 ;; Copyright (C) 1992, 2001, 2002, 2003, 2004, 2005,
   4 ;;   2006, 2007 Free Software Foundation, Inc.
   5
   6 ;; Author: Jim Blandy <jimb@occs.cs.oberlin.edu>, January 1992
   7 ;; Keywords: terminals
   8
   9 ;; This file is part of GNU Emacs.
  10
  11 ;; GNU Emacs is free software; you can redistribute it and/or modify
  12 ;; it under the terms of the GNU General Public License as published by
  13 ;; the Free Software Foundation; either version 2, or (at your option)
  14 ;; any later version.
  15
  16 ;; GNU Emacs is distributed in the hope that it will be useful,
  17 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19 ;; GNU General Public License for more details.
  20
  21 ;; You should have received a copy of the GNU General Public License
  22 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
  23 ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  24 ;; Boston, MA 02110-1301, USA.
  25
  26 ;;; Commentary:
  27
  28 ;; Uses the Emacs 19 terminal initialization features --- won't work with 18.
  29
  30 ;;; Code:
  31
  32 (defun terminal-init-tvi970 ()
  33   "Terminal initialization function for tvi970."
  34   (or (lookup-key function-key-map "\e[")
  35       (define-key function-key-map "\e[" (make-keymap)))
  36   ;; (or (lookup-key function-key-map "\eO")
  37   ;;    (define-key function-key-map "\eO" (make-keymap)))
  38
  39   ;; Miscellaneous keys
  40   (mapcar (function (lambda (key-binding)
  41                       (define-key function-key-map
  42                         (car key-binding) (nth 1 key-binding))))
  43           '(
  44             ;; These are set up by termcap or terminfo
  45             ;; ("\eOP"  [kp-f1])
  46             ;; ("\eOQ"  [kp-f2])
  47             ;; ("\eOR"  [kp-f3])
  48             ;; ("\eOS"  [kp-f4])
  49
  50             ;; These might br set by terminfo
  51             ("\e[H"     [home])
  52             ("\e[Z"     [backtab])
  53             ("\e[i"     [print])
  54             ("\e[@"     [insert])
  55             ("\e[L"     [insertline])
  56             ("\e[M"     [deleteline])
  57             ("\e[U"     [next]) ;; actually the `page' key
  58
  59             ;; These won't be set up by either
  60             ("\eOm"     [kp-subtract])
  61             ("\eOl"     [kp-separator])
  62             ("\eOn"     [kp-decimal])
  63             ("\eOM"     [kp-enter])
  64
  65             ;; These won't be set up by either either
  66             ("\e[K"     [key_eol])      ;; Not an X keysym
  67             ("\e[J"     [key_eos])      ;; Not an X keysym
  68             ("\e[2J"    [key_clear])    ;; Not an X keysym
  69             ("\e[P"     [key_dc])       ;; Not an X keysym
  70             ("\e[g"     [S-tab])        ;; Not an X keysym
  71             ("\e[2N"    [clearentry])   ;; Not an X keysym
  72             ("\e[2K"    [S-clearentry]) ;; Not an X keysym
  73             ("\e[E"     [?\C-j])        ;; Not an X keysym
  74             ("\e[g"     [S-backtab])    ;; Not an X keysym
  75             ("\e[?1i"   [key_sprint])   ;; Not an X keysym
  76             ("\e[4h"    [key_sic])      ;; Not an X keysym
  77             ("\e[4l"    [S-delete])     ;; Not an X keysym
  78             ("\e[Q"     [S-insertline]) ;; Not an X keysym
  79             ("\e[1Q"    [key_sdl])      ;; Not an X keysym
  80             ("\e[19l"   [key_seol])     ;; Not an X keysym
  81             ("\e[19h"   [S-erasepage])  ;; Not an X keysym
  82             ("\e[V"     [S-page])       ;; Not an X keysym
  83             ("\eS"      [send])         ;; Not an X keysym
  84             ("\e5"      [S-send])       ;; Not an X keysym
  85             ))
  86
  87   ;; The numeric keypad keys.
  88   (let ((i 0))
  89     (while (< i 10)
  90       (define-key function-key-map
  91         (format "\eO%c" (+ i ?p))
  92         (vector (intern (format "kp-%d" i))))
  93       (setq i (1+ i))))
  94   ;; The numbered function keys.
  95   (let ((i 0))
  96     (while (< i 16)
  97       (define-key function-key-map
  98         (format "\e?%c" (+ i ?a))
  99         (vector (intern (format "f%d" (1+ i)))))
 100       (define-key function-key-map
 101         (format "\e?%c" (+ i ?A))
 102         (vector (intern (format "S-f%d" (1+ i)))))
 103       (setq i (1+ i))))
 104
 105   (tvi970-set-keypad-mode 1))
 106 \f
 107 ;;; Should keypad numbers send ordinary digits or distinct escape sequences?
 108 (defvar tvi970-keypad-numeric nil
 109   "The terminal should be in numeric keypad mode iff this variable is non-nil.
 110 Do not set this variable!  Call the function ``tvi970-set-keypad-mode''.")
 111
 112 (defun tvi970-set-keypad-mode (&optional arg)
 113   "Set the current mode of the TVI 970 numeric keypad.
 114 In ``numeric keypad mode'', the number keys on the keypad act as
 115 ordinary digits.  In ``alternate keypad mode'', the keys send distinct
 116 escape sequences, meaning that they can have their own bindings,
 117 independent of the normal number keys.
 118 With no argument, toggle between the two possible modes.
 119 With a positive argument, select alternate keypad mode.
 120 With a negative argument, select numeric keypad mode."
 121   (interactive "P")
 122   (setq tvi970-keypad-numeric
 123         (if (null arg)
 124             (not tvi970-keypad-numeric)
 125           (> (prefix-numeric-value arg) 0)))
 126   (send-string-to-terminal (if tvi970-keypad-numeric "\e=" "\e>")))
 127
 128 ;;; arch-tag: c1334cf0-1462-41c3-a963-c077d175f8f0
 129 ;;; tvi970.el ends here