36 lines
903 B
Bash
36 lines
903 B
Bash
#!/bin/bash
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# You can call this script like this:
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# $./dunst-backlight.sh up
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# $./dunst-backlight.sh down
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get_light() {
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xbacklight -get | cut -f1 -d"."
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}
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send_notification() {
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light=$(get_light)
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# Make the bar with the special character ─ (it's not dash -)
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# https://en.wikipedia.org/wiki/Box-drawing_character
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bar=$(seq -s "─" $(($light/ 5)) | sed 's/[0-9]//g')
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# Send the notification
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dunstify -i whitebalance -r 2489 -a backlight-script " $bar "
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}
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case $1 in
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up)
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# Increase backlight
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xbacklight -inc 10% > /dev/null
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backlight=$(xbacklight -get | cut -f1 -d"." | cut -f1 -d"0")
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xbacklight -set "${backlight}0"
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send_notification
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;;
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down)
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# Decrease backlight
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xbacklight -dec 10% > /dev/null
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backlight=$(xbacklight -get | cut -f1 -d"." | cut -f1 -d"0")
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xbacklight -set "${backlight}0"
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send_notification
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;;
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esac
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