From: Eli Zaretskii Date: Fri, 25 Jan 2002 13:07:35 +0000 (+0000) Subject: New file. X-Git-Tag: ttn-vms-21-2-B4~16986 X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=5ea6e06823d1834832210a192a5570bb217a8673;p=emacs.git New file. --- diff --git a/lisp/term/rxvt.el b/lisp/term/rxvt.el new file mode 100644 index 00000000000..7230a0be0f7 --- /dev/null +++ b/lisp/term/rxvt.el @@ -0,0 +1,175 @@ +;;; rxvt.el --- define function key sequences and standard colors for rxvt + +;; Copyright (C) 2002 Free Software Foundation, Inc. + +;; Author: Eli Zaretskii +;; Keywords: terminals + +;; 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, Inc., 59 Temple Place - Suite 330, +;; Boston, MA 02111-1307, USA. + +;;; Commentary: + +;;; Code: + +;; Set up function-key-map entries that termcap and terminfo don't know. +(let ((map (make-sparse-keymap))) + (define-key map "\e[A" [up]) + (define-key map "\e[B" [down]) + (define-key map "\e[C" [right]) + (define-key map "\e[D" [left]) + (define-key map "\e[7~" [home]) + (define-key map "\e[2~" [insert]) + (define-key map "\e[3~" [delete]) + (define-key map "\e[4~" [select]) + (define-key map "\e[5~" [prior]) + (define-key map "\e[6~" [next]) + (define-key map "\e[11~" [f1]) + (define-key map "\e[12~" [f2]) + (define-key map "\e[13~" [f3]) + (define-key map "\e[14~" [f4]) + (define-key map "\e[15~" [f5]) + (define-key map "\e[17~" [f6]) + (define-key map "\e[18~" [f7]) + (define-key map "\e[19~" [f8]) + (define-key map "\e[20~" [f9]) + (define-key map "\e[21~" [f10]) + (define-key map "\e[23~" [f11]) + (define-key map "\e[24~" [f12]) + (define-key map "\e[29~" [print]) + + (define-key map "\e[11^" [C-f1]) + (define-key map "\e[12^" [C-f2]) + (define-key map "\e[13^" [C-f3]) + (define-key map "\e[14^" [C-f4]) + (define-key map "\e[15^" [C-f5]) + (define-key map "\e[17^" [C-f6]) + (define-key map "\e[18^" [C-f7]) + (define-key map "\e[19^" [C-f8]) + (define-key map "\e[20^" [C-f9]) + (define-key map "\e[21^" [C-f10]) + (define-key map "\e[23^" [C-f11]) + (define-key map "\e[24^" [C-f12]) + + (define-key map "\e[29~" [print]) + + (define-key map "\e[2;2~" [S-insert]) + (define-key map "\e[3$" [S-delete]) + + (define-key map "\e[2^" [C-insert]) + (define-key map "\e[3^" [C-delete]) + (define-key map "\e[5^" [C-prior]) + (define-key map "\e[6^" [C-next]) + (define-key map "\eOd" [C-left]) + (define-key map "\eOc" [C-right]) + (define-key map "\eOa" [C-up]) + (define-key map "\eOb" [C-down]) + + (define-key map "\e[5$" [S-prior]) + (define-key map "\e[6$" [S-next]) + (define-key map "\e[8$" [S-end]) + (define-key map "\e[7$" [S-home]) + (define-key map "\e[d" [S-left]) + (define-key map "\e[c" [S-right]) + (define-key map "\e[a" [S-up]) + (define-key map "\e[b" [S-down]) + + ;; Use inheritance to let the main keymap override those defaults. + ;; This way we don't override terminfo-derived settings or settings + ;; made in the .emacs file. + (set-keymap-parent map (keymap-parent function-key-map)) + (set-keymap-parent function-key-map map)) + +;; Set up colors, for those versions of rxvt that support it. +(defvar rxvt-standard-colors + ;; The names of the colors in the comments taken from the rxvt.1 man + ;; page; th corresponding RGB values--from rgb.txt. + '(("black" 0 ( 0 0 0)) ; black + ("red" 1 (205 0 0)) ; red3 + ("green" 2 ( 0 205 0)) ; green3 + ("yellow" 3 (205 205 0)) ; yellow3 + ("blue" 4 ( 0 0 205)) ; blue3 + ("magenta" 5 (205 0 205)) ; magenta3 + ("cyan" 6 ( 0 205 205)) ; cyan3 + ("white" 7 (250 235 215)) ; AntiqueWhite + ("brightblack" 8 ( 64 64 64)) ; gray25 + ("brightred" 9 (255 0 0)) ; red + ("brightgreen" 10 ( 0 255 0)) ; green + ("brightyellow" 11 (255 255 0)) ; yellow + ("brightblue" 12 ( 0 0 255)) ; blue + ("brightmagenta" 13 (255 0 255)) ; magenta + ("brightcyan" 14 ( 0 255 255)) ; cyan + ("brightwhite" 15 (255 255 255))) ; white + "Names of 16 standard rxvt colors, their numbers, and RGB values.") + +(defun rxvt-rgb-convert-to-16bit (prim) + "Convert an 8-bit primary color value PRIM to a corresponding 16-bit value." + (min 65535 (round (* (/ prim 255.0) 65535.0)))) + +(defun rxvt-register-default-colors () + "Register the default set of colors for rxvt or compatible emulator. + +This function registers the number of colors returned by `display-color-cells' +for the currently selected frame." + (let* ((ncolors (display-color-cells)) + (colors rxvt-standard-colors) + (color (car colors))) + (if (> ncolors 0) + ;; Clear the 8 default tty colors registered by startup.el + (tty-color-clear)) + ;; Only register as many colors as are supported by the display. + (while (and (> ncolors 0) colors) + (tty-color-define (car color) (cadr color) + (mapcar 'rxvt-rgb-convert-to-16bit + (car (cddr color)))) + (setq colors (cdr colors) + color (car colors) + ncolors (1- ncolors))) + ;; Modifying color mappings means realized faces don't use the + ;; right colors, so clear them. + (clear-face-cache))) + +;; rxvt puts the default colors into an environment variable +;; COLORFGBG. We use this to set the background mode in a more +;; intelligent way than the default guesswork in startup.el. +(defun rxvt-set-background-mode () + "Set background mode as appropriate for the default rxvt colors." + (let ((fgbg (getenv "COLORFGBG")) + bg rgb) + (setq frame-background-mode 'light) ; default + (when (and fgbg + (string-match ".*;\\([0-9][0-9]?\\)\\'" fgbg)) + (setq bg (string-to-number (substring fgbg (match-beginning 1)))) + ;; The next line assumes that rxvt-standard-colors are ordered + ;; by the color index in the ascending order! + (setq rgb (car (cddr (nth bg rxvt-standard-colors)))) + ;; See the commentary in frame-set-background-mode about the + ;; computation below. + (if (< (apply '+ rgb) + ;; The following line assumes that white is the 15th + ;; color in rxvt-standard-colors. + (* (apply '+ (car (cddr (nth 15 rxvt-standard-colors)))) 0.6)) + (setq frame-background-mode 'dark))) + (frame-set-background-mode (selected-frame)))) + +;; Do it! +(rxvt-register-default-colors) +(rxvt-set-background-mode) +;; This recomputes all the default faces given the colors we've just set up. +(tty-set-up-initial-frame-faces) + +;;; rxvt.el ends here