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;;; WMCube --- The elisp cube for FG42 -*- lexical-binding: t; -*-
;; Copyright (c) 2010-2021 Sameer Rahmani & Contributors
;; Author: Sameer Rahmani <>
;; URL:
;; Version: 3.0.0
;; 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
;; 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 <>.
;;; Commentary:
;;; Code:
(require 'fg42/flags)
(defun wm-randr ()
"RandR support for wm."
(require 'exwm-randr)
(setq exwm-randr-workspace-output-plist '(0 "HDMI-1"
1 "HDMI-1"
2 "HDMI-1"
3 "HDMI-1"
4 "HDMI-1"
5 "HDMI-1"
6 "eDP-1"
7 "HDMI-1"
8 "HDMI-1"
9 "HDMI-1"))
(add-hook 'exwm-randr-screen-change-hook
(lambda ()
"xrandr" nil "xrandr --output HDMI-1 --above eDP-1 --mode 1920x1080")))
(defun fg42/initialize-wm ()
"Initilize EXWM window manager with the given PARAMS."
(require 'exwm)
(require 'exwm-config)
(require 'exwm-systemtray)
;; Set the initial number of workspaces (they can also be created later).
(setq exwm-workspace-number 10)
;; All buffers created in EXWM mode are named "*EXWM*". You may want to
;; change it in `exwm-update-class-hook' and `exwm-update-title-hook', which
;; are run when a new X window class name or title is available. Here's
;; some advice on this topic:
;; + Always use `exwm-workspace-rename-buffer` to avoid naming conflict.
;; + For applications with multiple windows (e.g. GIMP), the class names of
;; all windows are probably the same. Using window titles for them makes
;; more sense.
;; In the following example, we use class names for all windows except for
;; Java applications and GIMP.
(add-hook 'exwm-update-class-hook
(lambda ()
(unless (or (string-prefix-p "sun-awt-X11-" exwm-instance-name)
(string= "gimp" exwm-instance-name))
(exwm-workspace-rename-buffer exwm-class-name))))
(add-hook 'exwm-update-title-hook
(lambda ()
(when (or (not exwm-instance-name)
(string-prefix-p "sun-awt-X11-" exwm-instance-name)
(string= "gimp" exwm-instance-name))
(exwm-workspace-rename-buffer exwm-title))))
;; Global keybindings can be defined with `exwm-input-global-keys'.
;; Here are a few examples:
(setq exwm-input-global-keys
;; Bind "s-r" to exit char-mode and fullscreen mode.
([?\s-r] . exwm-reset)
([?\s-g] . keyboard-quit)
([8388640] . other-window)
;; Bind "s-w" to switch workspace interactively.
([?\s-w] . exwm-workspace-switch)
;; Bind "s-0" to "s-9" to switch to a workspace by its index.
,@(mapcar (lambda (i)
`(,(kbd (format "s-%d" i)) .
(lambda ()
(exwm-workspace-switch-create ,i))))
(number-sequence 0 9))
;; Bind "s-&" to launch applications ('M-&' also works if the output
;; buffer does not bother you).
([?\s-d] . (lambda (command)
(interactive (list (read-shell-command "$ ")))
(start-process-shell-command command nil command)))
;; Bind "s-<f2>" to "slock", a simple X display locker.
([s-f2] . (lambda ()
(start-process "" nil "/usr/bin/slock")))))
;; To add a key binding only available in line-mode, simply define it in
;; `exwm-mode-map'. The following example shortens 'C-c q' to 'C-q'.
(define-key exwm-mode-map [?\C-q] #'exwm-input-send-next-key)
(push ?\C-c exwm-input-prefix-keys)
;; The following example demonstrates how to use simulation keys to mimic
;; the behavior of Emacs. The value of `exwm-input-simulation-keys` is a
;; list of cons cells (SRC . DEST), where SRC is the key sequence you press
;; and DEST is what EXWM actually sends to application. Note that both SRC
;; and DEST should be key sequences (vector or string).
(setq exwm-input-simulation-keys
;; movement
(,(kbd "C-b") . left)
(,(kbd "M-b") . ,(kbd "C-<left>"))
(,(kbd "C-f") . right)
(,(kbd "M-f") . ,(kbd "C-<right>"))
(,(kbd "C-p") . up)
(,(kbd "C-n") . down)
(,(kbd "C-a") . home)
(,(kbd "C-e") . end)
(,(kbd "M-v") . prior)
(,(kbd "C-v") . next)
(,(kbd "C-d") . delete)
;;(,(kbs "C-k") . [S-end delete])
;; navigation
(,(kbd "C-c b") . ,(kbd "M-<left>"))
(,(kbd "C-c f") . ,(kbd "M-<right>"))
(,(kbd "C-c w") . ,(kbd "C-w"))
(,(kbd "C-w") . ,(kbd "C-x"))
(,(kbd "M-w") . ,(kbd "C-c"))
(,(kbd "C-y") . ,(kbd "C-v"))
;; search
(,(kbd "C-s") . ,(kbd "C-f"))))
;; You can hide the minibuffer and echo area when they're not used, by
;; uncommenting the following line.
;;(setq exwm-workspace-minibuffer-position 'bottom)
;; Do not forget to enable EXWM. It will start by itself when things are
;; ready. You can put it _anywhere_ in your configuration.
;; (with-flag nlinum
;; (add-hook 'exwm-mode-hook 'disable-nlinum))
(provide 'cubes/wm/core)
;;; core.el ends here