emacs-config/lisp/exwm-aux/exwm-screens.el
2020-01-25 13:32:03 -06:00

75 lines
2.8 KiB
EmacsLisp

;;; exwm-screens.el --- -*- lexical-binding: t -*-
;; Copyright (C) 2020 Benson Chu
;; Author: Benson Chu <bensonchu457@gmail.com>
;; Created: [2020-01-19 10:25]
;; This file is not part of GNU Emacs
;; This program 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 3 of the License, or
;; (at your option) any later version.
;; This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;;; Code:
(require 'dash)
(require 'exwm-randr)
(require 'exwm-workspace-aux)
(require 'exwm-wallpaper)
(defun my/get-screens ()
(-> "xrandr | grep ' connected ' | cut -d ' ' -f 1"
(shell-command-to-string)
(split-string "\n")
(reverse)
(cdr)
(reverse)
(cl-sort (lambda (a b)
(cond ((string-match-p "^eDP" a) t)
((string-match-p "^eDP" b) nil)
(t nil))))))
(defun position-screen (screen relative-to)
(interactive (cl-destructuring-bind (primary . secondary) (my/get-screens)
(list (completing-read "Which screen? " secondary)
(completing-read "Against which screen? " (cons primary secondary)))))
(let ((response (completing-read (format "Resolution for %s? " screen) '("2560x1440" "1920x1080" "3840x2160") nil t "^"))
(pos (completing-read "Position? " '("left-of" "above") nil t "^")))
(shell-command (format "xrandr --output %s --mode %s --%s %s" screen response pos relative-to))))
(defun my/setup-screens ()
(interactive)
(let ((count 1))
(cl-destructuring-bind (primary . secondaries) (my/get-screens)
(loop for secondary in secondaries
do (when (y-or-n-p (format "Monitor %s detected. Setup? " secondary))
(position-screen secondary primary)
(incf count))))
(setup-workspace-monitors)
(setup-wallpaper)
(setq exwm-workspace-number count)
(exwm-workspace-after-monitor-change)))
(defun my/disconnect-screen (screen)
(interactive (list (let ((screens (cdr (my/get-screens))))
(or (and (zerop (1- (length screens)))
(car screens))
(completing-read "Which screen? " (cdr (my/get-screens)))))))
(shell-command (format "xrandr --output %s --off" screen))
(setq exwm-randr-workspace-monitor-plist nil)
(exwm-randr-refresh)
(setup-wallpaper))
(provide 'exwm-screens)
;;; exwm-screens.el ends here