57 lines
1.5 KiB
Bash
Executable file
57 lines
1.5 KiB
Bash
Executable file
#!/bin/bash
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# One of the following: xrandr, xbacklight, kernel
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METHOD="xbacklight"
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# Left click
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if [[ "${BLOCK_BUTTON}" -eq 1 ]]; then
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xbacklight -inc 10
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# Right click
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elif [[ "${BLOCK_BUTTON}" -eq 3 ]]; then
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xbacklight -dec 10
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fi
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URGENT_VALUE=10
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if [[ "${METHOD}" = "xrandr" ]]; then
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device="${BLOCK_INSTANCE:-primary}"
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xrandrOutput=$(xrandr --verbose)
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if [[ "${device}" = "primary" ]]; then
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device=$(echo "${xrandrOutput}" | grep 'primary' | head -n 1 | awk -F ' ' '{print $1}')
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fi
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curBrightness=$(echo "${xrandrOutput}" | grep "${device}" -A 5 | grep -i "Brightness" | awk -F ':' '{print $2}')
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elif [[ "${METHOD}" = "kernel" ]]; then
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device="${BLOCK_INSTANCE:-intel_backlight}"
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maxBrightness=$(cat /sys/class/backlight/${device}/max_brightness)
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curBrightness=$(cat /sys/class/backlight/${device}/brightness)
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elif [[ "${METHOD}" = "xbacklight" ]]; then
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curBrightness=$(xbacklight -get)
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fi
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if [[ "${curBrightness}" -le 0 ]]; then
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exit
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fi
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if [[ "${METHOD}" = "xrandr" ]]; then
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percent=$(echo "scale=0;${curBrightness} * 100" | bc -l)
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elif [[ "${METHOD}" = "kernel" ]]; then
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percent=$(echo "scale=0;${curBrightness} / ${maxBrightness} * 100" | bc -l)
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elif [[ "${METHOD}" = "xbacklight" ]]; then
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percent=$(echo "scale=0;${curBrightness}" | bc -l)
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fi
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percent=${percent%.*}
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if [[ "${percent}" -le 0 ]]; then
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exit
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fi
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echo "${label} ${percent}%"
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echo "${label} ${percent}%"
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echo ""
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if [[ "${percent}" -le "${URGENT_VALUE}" ]]; then
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exit 33
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fi
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