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- ;;; tvi970.el --- terminal support for the Televideo 970
-
- ;; Author: Jim Blandy <jimb@occs.cs.oberlin.edu>, January 1992
- ;; Keywords: terminals
-
- ;; Copyright (C) 1992 Free Software Foundation, Inc.
-
- ;; This file is part of GNU Emacs.
-
- ;; GNU Emacs is free software; you can redistribute it and/or modify
- ;; it under the terms of the GNU General Public License as published by
- ;; the Free Software Foundation; either version 2, or (at your option)
- ;; any later version.
-
- ;; GNU Emacs is distributed in the hope that it will be useful,
- ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
- ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- ;; GNU General Public License for more details.
-
- ;; You should have received a copy of the GNU General Public License
- ;; along with GNU Emacs; see the file COPYING. If not, write to
- ;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
-
- ;;; Commentary:
-
- ;;; Uses the Emacs 19 terminal initialization features --- won't work with 18.
-
- ;;; Code:
-
- (or (lookup-key function-key-map "\e[")
- (define-key function-key-map "\e[" (make-keymap)))
- ;; (or (lookup-key function-key-map "\eO")
- ;; (define-key function-key-map "\eO" (make-keymap)))
-
- ;; Miscellaneous keys
- (mapcar (function (lambda (key-binding)
- (define-key function-key-map
- (car key-binding) (nth 1 key-binding))))
- '(
- ;; These are set up by termcap or terminfo
- ;; ("\eOP" [kp-f1])
- ;; ("\eOQ" [kp-f2])
- ;; ("\eOR" [kp-f3])
- ;; ("\eOS" [kp-f4])
-
- ;; These might br set by terminfo
- ("\e[H" [home])
- ("\e[Z" [backtab])
- ("\e[i" [print])
- ("\e[@" [insert])
- ("\e[L" [insertline])
- ("\e[M" [deleteline])
- ("\e[U" [next]) ;; actually the `page' key
-
- ;; These won't be set up by either
- ("\eOm" [kp-subtract])
- ("\eOl" [kp-separator])
- ("\eOn" [kp-decimal])
- ("\eOM" [kp-enter])
-
- ;; These won't be set up by either either
- ("\e[K" [key_eol]) ;; Not an X keysym
- ("\e[J" [key_eos]) ;; Not an X keysym
- ("\e[2J" [key_clear]) ;; Not an X keysym
- ("\e[P" [key_dc]) ;; Not an X keysym
- ("\e[g" [S-tab]) ;; Not an X keysym
- ("\e[2N" [clearentry]) ;; Not an X keysym
- ("\e[2K" [S-clearentry]) ;; Not an X keysym
- ("\e[E" [?\C-j]) ;; Not an X keysym
- ("\e[g" [S-backtab]) ;; Not an X keysym
- ("\e[?1i" [key_sprint]) ;; Not an X keysym
- ("\e[4h" [key_sic]) ;; Not an X keysym
- ("\e[4l" [S-delete]) ;; Not an X keysym
- ("\e[Q" [S-insertline]) ;; Not an X keysym
- ("\e[1Q" [key_sdl]) ;; Not an X keysym
- ("\e[19l" [key_seol]) ;; Not an X keysym
- ("\e[19h" [S-erasepage]) ;; Not an X keysym
- ("\e[V" [S-page]) ;; Not an X keysym
- ("\eS" [send]) ;; Not an X keysym
- ("\e5" [S-send]) ;; Not an X keysym
- ))
-
- ;; The numeric keypad keys.
- (let ((i 0))
- (while (< i 10)
- (define-key function-key-map
- (format "\eO%c" (+ i ?p))
- (vector (intern (format "kp-%d" i))))
- (setq i (1+ i))))
- ;; The numbered function keys.
- (let ((i 0))
- (while (< i 16)
- (define-key function-key-map
- (format "\e?%c" (+ i ?a))
- (vector (intern (format "f%d" (1+ i)))))
- (define-key function-key-map
- (format "\e?%c" (+ i ?A))
- (vector (intern (format "S-f%d" (1+ i)))))
- (setq i (1+ i))))
-
-
- ;;; Should keypad numbers send ordinary digits or distinct escape sequences?
- (defvar tvi970-keypad-numeric nil
- "The terminal should be in numeric keypad mode iff this variable is non-nil.
- Do not set this variable! Call the function ``tvi970-set-keypad-mode''.")
-
- (defun tvi970-set-keypad-mode (&optional arg)
- "Set the current mode of the TVI 970 numeric keypad.
- In ``numeric keypad mode'', the number keys on the keypad act as
- ordinary digits. In ``alternate keypad mode'', the keys send distinct
- escape sequences, meaning that they can have their own bindings,
- independent of the normal number keys.
- With no argument, toggle between the two possible modes.
- With a positive argument, select alternate keypad mode.
- With a negative argument, select numeric keypad mode."
- (interactive "P")
- (setq tvi970-keypad-numeric
- (if (null arg)
- (not tvi970-keypad-numeric)
- (> (prefix-numeric-value arg) 0)))
- (send-string-to-terminal (if tvi970-keypad-numeric "\e=" "\e>")))
-
- (tvi970-set-keypad-mode 1)
-
- ;;; tv970 ends here
-