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comparison lisp/term/tvi970.el @ 0:376386a54a3c r19-14

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date Mon, 13 Aug 2007 08:45:50 +0200
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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 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
22 ;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
23
24 ;;; Commentary:
25
26 ;;; Uses the Emacs 19 terminal initialization features --- won't work with 18.
27
28 ;;; Code:
29
30 (or (lookup-key function-key-map "\e[")
31 (define-key function-key-map "\e[" (make-keymap)))
32 ;; (or (lookup-key function-key-map "\eO")
33 ;; (define-key function-key-map "\eO" (make-keymap)))
34
35 ;; Miscellaneous keys
36 (mapcar (function (lambda (key-binding)
37 (define-key function-key-map
38 (car key-binding) (nth 1 key-binding))))
39 '(
40 ;; These are set up by termcap or terminfo
41 ;; ("\eOP" [kp_f1])
42 ;; ("\eOQ" [kp_f2])
43 ;; ("\eOR" [kp_f3])
44 ;; ("\eOS" [kp_f4])
45
46 ;; These might br set by terminfo
47 ("\e[H" [home])
48 ("\e[Z" [backtab])
49 ("\e[i" [print])
50 ("\e[@" [insert])
51 ("\e[L" [insertline])
52 ("\e[M" [deleteline])
53 ("\e[U" [next]) ;; actually the `page' key
54
55 ;; These won't be set up by either
56 ("\eOm" [kp_subtract])
57 ("\eOl" [kp_separator])
58 ("\eOn" [kp_decimal])
59 ("\eOM" [kp_enter])
60
61 ;; These won't be set up by either either
62 ("\e[K" [key_eol]) ;; Not an X keysym
63 ("\e[J" [key_eos]) ;; Not an X keysym
64 ("\e[2J" [key_clear]) ;; Not an X keysym
65 ("\e[P" [key_dc]) ;; Not an X keysym
66 ("\e[g" [(shift tab)]) ;; Not an X keysym
67 ("\e[2N" [clearentry]) ;; Not an X keysym
68 ("\e[2K" [(shift clearentry)]) ;; Not an X keysym
69 ("\e[E" [?\C-j]) ;; Not an X keysym
70 ("\e[g" [(shift backtab)]) ;; Not an X keysym
71 ("\e[?1i" [key_sprint]) ;; Not an X keysym
72 ("\e[4h" [key_sic]) ;; Not an X keysym
73 ("\e[4l" [(shift delete)]) ;; Not an X keysym
74 ("\e[Q" [(shift insertline)]) ;; Not an X keysym
75 ("\e[1Q" [key_sdl]) ;; Not an X keysym
76 ("\e[19l" [key_seol]) ;; Not an X keysym
77 ("\e[19h" [(shift erasepage)]) ;; Not an X keysym
78 ("\e[V" [(shift page)]) ;; Not an X keysym
79 ("\eS" [send]) ;; Not an X keysym
80 ("\e5" [(shift send)]) ;; Not an X keysym
81 ))
82
83 ;; The numeric keypad keys.
84 (let ((i 0))
85 (while (< i 10)
86 (define-key function-key-map
87 (format "\eO%c" (+ i ?p))
88 (vector (intern (format "kp_%d" i))))
89 (setq i (1+ i))))
90 ;; The numbered function keys.
91 (let ((i 0))
92 (while (< i 16)
93 (define-key function-key-map
94 (format "\e?%c" (+ i ?a))
95 (vector (intern (format "f%d" (1+ i)))))
96 (define-key function-key-map
97 (format "\e?%c" (+ i ?A))
98 (vector (list 'shift (intern (format "f%d" (1+ i))))))
99 (setq i (1+ i))))
100
101
102 ;;; Should keypad numbers send ordinary digits or distinct escape sequences?
103 (defvar tvi970-keypad-numeric nil
104 "The terminal should be in numeric keypad mode iff this variable is non-nil.
105 Do not set this variable! Call the function ``tvi970-set-keypad-mode''.")
106
107 (defun tvi970-set-keypad-mode (&optional arg)
108 "Set the current mode of the TVI 970 numeric keypad.
109 In ``numeric keypad mode'', the number keys on the keypad act as
110 ordinary digits. In ``alternate keypad mode'', the keys send distinct
111 escape sequences, meaning that they can have their own bindings,
112 independent of the normal number keys.
113 With no argument, toggle between the two possible modes.
114 With a positive argument, select alternate keypad mode.
115 With a negative argument, select numeric keypad mode."
116 (interactive "P")
117 (setq tvi970-keypad-numeric
118 (if (null arg)
119 (not tvi970-keypad-numeric)
120 (> (prefix-numeric-value arg) 0)))
121 (send-string-to-terminal (if tvi970-keypad-numeric "\e=" "\e>")))
122
123 (tvi970-set-keypad-mode 1)
124
125 ;;; tv970 ends here