handler.sh

#!/bin/sh

amixer_() {
  # Workaround
  amixer -c 0 sset Headphone unmute
  amixer -c 0 sset Speaker unmute
  amixer "$@"
}

notify() {
  /home/patrick/.local/bin/runx notify-send "$@"
}

logger -t acpid "$*"

case "$1" in
  battery) notify "Battery Event" "$(acpi)" ;;
  button/f20) amixer -c 0 sset Capture toggle ;; # mic mute
  button/mute) amixer_ -c 0 sset Master toggle ;;
  button/volumedown) amixer_ -c 0 sset Master '3%-' ;;
  button/volumeup) amixer_ -c 0 sset Master '3%+' ;;
  video/brightnessup)
    read -r val < /sys/class/backlight/intel_backlight/brightness
    echo $((val+77)) > /sys/class/backlight/intel_backlight/brightness
    ;;
  video/brightnessdown)
    read -r val < /sys/class/backlight/intel_backlight/brightness
    echo $((val-77)) > /sys/class/backlight/intel_backlight/brightness
    ;;
  #*) notify "ACPI Event" "$(printf "%s\n" "$@")" ;;
esac