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#!/bin/bash
iDIR="$HOME/.config/dunst/icons"
# Get keyboard brightness
get_kbd_backlight() {
echo $(brightnessctl -d '*::kbd_backlight' -m | cut -d, -f4)
}
# Get icons
get_icon() {
current=$(get_kbd_backlight | sed 's/%//')
if [ "$current" -le "20" ]; then
icon="$iDIR/brightness-20.png"
elif [ "$current" -le "40" ]; then
icon="$iDIR/brightness-40.png"
elif [ "$current" -le "60" ]; then
icon="$iDIR/brightness-60.png"
elif [ "$current" -le "80" ]; then
icon="$iDIR/brightness-80.png"
else
icon="$iDIR/brightness-100.png"
fi
}
# Notify
notify_user() {
dunstify -h string:x-dunst-stack-tag:brightness_notif -h int:value:$current -u low -i "$icon" "Keyboard Brightness : $current%"
}
# Change brightness
change_kbd_backlight() {
brightnessctl -d *::kbd_backlight set "$1" && get_icon && notify_user
}
# Execute accordingly
case "$1" in
"--get")
get_kbd_backlight
;;
"--inc")
change_kbd_backlight "+30%"
;;
"--dec")
change_kbd_backlight "30%-"
;;
*)
get_kbd_backlight
;;
esac
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