50 lines
1.2 KiB
Bash
Executable File
50 lines
1.2 KiB
Bash
Executable File
#!/bin/bash
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set -euo pipefail
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# You can call this script like this:
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# $./dunst-volume.sh up
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# $./dunst-volume.sh down
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# $./dunst-volume.sh mute
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get_volume() {
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amixer get Master | grep '%' | head -n 1 | cut -d '[' -f 2 | cut -d '%' -f 1
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}
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is_mute() {
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amixer get Master | grep '%' | grep -oE '[^ ]+$' | grep off > /dev/null
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}
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send_notification() {
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volume=$(get_volume)
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# Make the bar with the special character ─ (it's not dash -)
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# https://en.wikipedia.org/wiki/Box-drawing_character
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bar=$(seq -s "─" $(($volume / 5)) | sed 's/[0-9]//g')
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# Send the notification
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dunstify -i audio-volume-high -r 2593 -a volume-script "$volume $bar "
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}
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case $1 in
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up)
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# Set the volume on (if it was muted)
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amixer -D pulse set Master on > /dev/null
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# Up the volume (+ 5%)
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amixer -D pulse sset Master 5%+ > /dev/null
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send_notification
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;;
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down)
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amixer -D pulse set Master on > /dev/null
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amixer -D pulse sset Master 5%- > /dev/null
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send_notification
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;;
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mute)
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# Toggle mute
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amixer -D pulse set Master 1+ toggle > /dev/null
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if is_mute ; then
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dunstify -i audio-volume-muted -r 2593 -u normal "Mute"
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else
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send_notification
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fi
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;;
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esac
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