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#+title: EXW Configuration
#+author: jdlugosz963
#+PROPERTY: header-args:emacs-lisp :tangle .config/emacs/exwm/desktop.el


* EXWM

#+begin_src emacs-lisp

  (defun jd/exwm-update-class ()
    (exwm-workspace-rename-buffer exwm-class-name))

  (defun jd-exwm/run-in-background (command)
    (let ((command-parts (split-string command "[ ]+")))
      (apply #'call-process `(,(car command-parts) nil 0 nil ,@(cdr command-parts)))))

  (defun jd-exwm/exwm-init-hook ()
    (display-battery-mode t)
    (display-time-mode t)

    (jd-exwm/run-in-background "nm-applet")
    (jd-exwm/run-in-background "pasystray")
    (jd-exwm/run-in-background "blueman-applet"))

  (defun jd-exwm/exwm-update-title ()
    (exwm-workspace-rename-buffer exwm-title))

  (defun jd-exwm/configure-window-by-class ()
    (interactive)
    (pcase exwm-class-name
      ("firefox" (exwm-workspace-move-window 2))
      ("qutebrowser" (exwm-workspace-move-window 2))
      ("discord" (exwm-workspace-move-window 5))
      ("obs" (exwm-workspace-move-window 5))
      ("Virt-manager" (exwm-workspace-move-window 4))))

  (use-package exwm
    :config
    (setq exwm-workspace-number 9)

    (add-hook 'exwm-init-hook #'jd-exwm/exwm-init-hook)
    (add-hook 'exwm-update-class-hook #'jd/exwm-update-class)
    (add-hook 'exwm-update-title-hook #'jd-exwm/exwm-update-title)
    (add-hook 'exwm-manage-finish-hook #'jd-exwm/configure-window-by-class)

    (start-process-shell-command "xmodmap" nil "xmodmap ~/.config/emacs/exwm/Xmodmap")
    (start-process-shell-command "nitrogen" nil "nitrogen --restore")
    (start-process-shell-command "xinput" nil "xinput set-prop 11 336 1")

    (require 'exwm-randr)
    (exwm-randr-enable)
    ;; (start-process-shell-command "xrandr" nil "xrandr --output DP-1-8 --primary --mode 1920x1080 --output eDP-1 --off")

    (require 'exwm-systemtray)
    (exwm-systemtray-enable)

    (setq exwm-input-simulation-keys
          '(([?\C-l] . [left])
            ([?\C-h] . [right])
            ([?\C-k] . [up])
            ([?\C-j] . [down])))

    (setq exwm-input-prefix-keys
          '(?\C-x
            ?\C-u
            ?\C-h
            ?\M-x
            ?\M-`
            ?\M-&
            ?\M-:
            ?\C-\M-j 
            ?\C-\ ))  

    (define-key exwm-mode-map [?\C-q] 'exwm-input-send-next-key)
    (exwm-input-set-key (kbd "s-p") 'counsel-linux-app)

    (setq exwm-input-global-keys
          `(([?\s-R] . exwm-reset)


            ([?\s-r] . (lambda (command)
                         (interactive (list (read-shell-command "$ ")))
                         (start-process-shell-command command nil command)))

            ([?\s-W] . exwm-workspace-move-window)
            ([?\s-w] . exwm-workspace-switch)

            ,@(mapcar (lambda (i)
                        `(,(kbd (format "s-%d" i)) .
                          (lambda ()
                            (interactive)
                            (exwm-workspace-switch-create ,i))))
                      (number-sequence 1 9))))

    (exwm-enable))

#+end_src

* Desktop mode

#+begin_src emacs-lisp

  (use-package desktop-environment
    :after exwm
    :config (desktop-environment-mode)
    :custom
    (desktop-environment-brightness-small-increment "2%+")
    (desktop-environment-brightness-small-decrement "2%-")
    (desktop-environment-brightness-normal-increment "5%+")
    (desktop-environment-brightness-normal-decrement "5%-"))

#+end_src

* Transparency

#+begin_src emacs-lisp

  (set-frame-parameter (selected-frame) 'alpha '(95 . 95))
  (add-to-list 'default-frame-alist `(alpha . (95 . 95)))
  (set-frame-parameter (selected-frame) 'fullscreen 'maximized)
  (add-to-list 'default-frame-alist '(fullscreen . maximized))

#+end_src


* Start emacs

#+begin_src sh :tangle ~/.config/emacs/exwm/start.sh
  #!/bin/sh

  picom &

  xss-lock -- slock &

  export VISUAL=emacsclient
  export EDITOR="$VISUAL"

  exec dbus-launch --exit-with-session emacs -mm --debug-init -l ~/.config/emacs/exwm/desktop.el

#+end_src

* Xmodmap

#+begin_src sh :tangle ~/.config/emacs/exwm/Xmodmap

clear lock
keycode 0x42 = Escape

#+end_src