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99 lines
3.8 KiB
EmacsLisp
99 lines
3.8 KiB
EmacsLisp
;;; w32console.el -- Setup w32 console keys and colors.
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;; Copyright (C) 2007-2020 Free Software Foundation, Inc.
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;; Author: FSF
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;; Keywords: terminals
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;;; Code:
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;; W32 uses different color indexes than standard:
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(defvar w32-tty-standard-colors
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'(("black" 0 0 0 0)
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("blue" 1 0 0 52480) ; MediumBlue
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("green" 2 8704 35584 8704) ; ForestGreen
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("cyan" 3 0 52736 53504) ; DarkTurquoise
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("red" 4 45568 8704 8704) ; FireBrick
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("magenta" 5 35584 0 35584) ; DarkMagenta
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("brown" 6 40960 20992 11520) ; Sienna
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("lightgray" 7 48640 48640 48640) ; Gray
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("darkgray" 8 26112 26112 26112) ; Gray40
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("lightblue" 9 0 0 65535) ; Blue
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("lightgreen" 10 0 65535 0) ; Green
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("lightcyan" 11 0 65535 65535) ; Cyan
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("lightred" 12 65535 0 0) ; Red
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("lightmagenta" 13 65535 0 65535) ; Magenta
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("yellow" 14 65535 65535 0) ; Yellow
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("white" 15 65535 65535 65535))
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"A list of VGA console colors, their indices and 16-bit RGB values.")
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(declare-function x-setup-function-keys "term/common-win" (frame))
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(declare-function get-screen-color "w32console.c" ())
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(declare-function w32-get-console-codepage "w32proc.c" ())
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(declare-function w32-get-console-output-codepage "w32proc.c" ())
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(defun terminal-init-w32console ()
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"Terminal initialization function for w32 console."
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;; Share function key initialization with w32 gui frames
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(x-setup-function-keys (selected-frame))
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;; Set terminal and keyboard encodings to the current OEM codepage.
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(let ((oem-code-page-coding
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(intern (format "cp%d" (w32-get-console-codepage))))
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(oem-code-page-output-coding
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(intern (format "cp%d" (w32-get-console-output-codepage))))
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oem-cs-p oem-o-cs-p)
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(setq oem-cs-p (coding-system-p oem-code-page-coding))
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(setq oem-o-cs-p (coding-system-p oem-code-page-output-coding))
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(when oem-cs-p
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(set-keyboard-coding-system oem-code-page-coding)
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(set-terminal-coding-system
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(if oem-o-cs-p oem-code-page-output-coding oem-code-page-coding))
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;; Since we changed the terminal encoding, we need to repeat
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;; the test for Unicode quotes being displayable.
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(startup--setup-quote-display)))
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(let* ((colors w32-tty-standard-colors)
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(color (car colors)))
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(tty-color-clear)
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(while colors
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(tty-color-define (car color) (cadr color) (cddr color))
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(setq colors (cdr colors)
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color (car colors))))
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(clear-face-cache)
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;; Figure out what are the colors of the console window, and set up
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;; the background-mode correspondingly.
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(let* ((screen-color (get-screen-color))
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(bg (cadr screen-color))
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(descr (tty-color-by-index bg))
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r g b bg-mode)
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(setq r (nth 2 descr)
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g (nth 3 descr)
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b (nth 4 descr))
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(if (< (+ r g b) (* .6 (+ 65535 65535 65535)))
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(setq bg-mode 'dark)
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(setq bg-mode 'light))
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(set-terminal-parameter nil 'background-mode bg-mode))
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(tty-set-up-initial-frame-faces)
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(run-hooks 'terminal-init-w32-hook))
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(provide 'term/w32console)
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;;; w32console.el ends here
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