dotfiles/i3/scripts/brightness.sh

17 lines
581 B
Bash

#! /bin/bash
mapfile -t displays < <(xrandr | awk '/ connected /{print $1}')
if ((${#displays[@]} > 1)); then
selected_display="$(zenity --list --title 'Select Display' --radiolist --column '' --column 'Display' $(xrandr | awk '/ connected /{print NR,$1}'))"
else
selected_display="${displays[0]}"
fi
current_brightness=$(xbacklight -display "$selected_display" -get)
zenity --scale --title "Set brightness of $selected_display" --value=$current_brightness --print-partial |
while read brightness; do
xbacklight -display "$selected_display" -set "$brightness"
done