mirror of
https://github.com/ItsDrike/dotfiles.git
synced 2024-09-19 21:29:41 +00:00
Rewrite brightness script
This commit is contained in:
parent
5c2f1eed17
commit
3f1d2d31b0
|
|
@ -197,13 +197,13 @@ myKeys =
|
|||
, ("<XF86AudioMute>", spawn "pulsemixer --toggle-mute")
|
||||
, ("<XF86AudioLowerVolume>", spawn "pulsemixer --change-volume -5")
|
||||
, ("<XF86AudioRaiseVolume>", spawn "pulsemixer --change-volume +5")
|
||||
, ("<XF86MonBrightnessUp>", spawn "brightness + 5 %")
|
||||
, ("<XF86MonBrightnessDown>", spawn "brightness - 5 %")
|
||||
, ("<XF86MonBrightnessUp>", spawn "brightness -i 5%")
|
||||
, ("<XF86MonBrightnessDown>", spawn "brightness -d 5%")
|
||||
-- Map media keys to meta + arrows for keyboards without special keys
|
||||
, ("M-<Down>", spawn "pulsemixer --change-volume -5")
|
||||
, ("M-<Up>", spawn "pulsemixer --change-volume +5")
|
||||
, ("M-<Right>", spawn "brightness + 5 %")
|
||||
, ("M-<Left>", spawn "brightness - 5 %")
|
||||
, ("M-<Right>", spawn "brightness -i 5%")
|
||||
, ("M-<Left>", spawn "brightness -d 5%")
|
||||
]
|
||||
where nonNSP = WSIs (return (\ws -> W.tag ws /= "NSP"))
|
||||
nonEmptyNonNSP = WSIs (return (\ws -> isJust (W.stack ws) && W.tag ws /= "NSP"))
|
||||
|
|
|
|||
|
|
@ -1,63 +1,153 @@
|
|||
#!/bin/sh
|
||||
|
||||
BRIGHTNESS_FILE="/sys/class/backlight/intel_backlight/brightness"
|
||||
BRIGHTNESS_MAX=937
|
||||
|
||||
function change_brightness() {
|
||||
BRIGHTNESS=$(cat $BRIGHTNESS_FILE)
|
||||
# Parse arguments
|
||||
# ------------------------------------------------------------------------------------
|
||||
BRIGHTNESS_DIR="/sys/class/backlight/*"
|
||||
SEND_NOTIFICATION=0
|
||||
URGENCY="normal"
|
||||
INCREASE=0
|
||||
DECREASE=0
|
||||
SET=0
|
||||
BRIGHTNESS=0
|
||||
|
||||
change_value=$2
|
||||
while [ "$1" ]; do
|
||||
case "$1" in
|
||||
-h | --help)
|
||||
cat << EOF
|
||||
brightness is a cli tool that for displaying or modifying screen brightness.
|
||||
|
||||
# If we're dealing with percentages, convert to absolutes
|
||||
if [ $3 == "%" ]; then
|
||||
change_value=$((($BRIGHTNESS_MAX / 100) * $change_value))
|
||||
elif [ $3 == "#" ]; then
|
||||
change_value=$change_value
|
||||
else
|
||||
echo "Invalid unit, options: [% - percent, # - absolute], default: %"
|
||||
Options:
|
||||
-h | --help: Display this message
|
||||
-n | --notification: Produce a desktop notification with brightness info
|
||||
-N | --no-notification: Don't produce a desktop notification with brightness info
|
||||
-u | --urgency [URGENCY]: Pass over notify-send urgency attribute (default: normal)
|
||||
-i | --increase [BRIGHTNESS]: Increase the brightness by given amount
|
||||
-d | --decrease [BRIGHTNESS]: Decrease the brightness by given amount
|
||||
-s | --set [BRIGHTNESS]: Set new brightness level
|
||||
-p | --path [DIR_PATH]: Path to brightness directory (default: /sys/class/backlight/*)
|
||||
|
||||
Valid values:
|
||||
URGENCY: low, normal, critical
|
||||
DIR_PATH: Valid path to a directory
|
||||
BRIGHTNESS:
|
||||
specific value - Example: 10
|
||||
percentage value - Example: 10%
|
||||
EOF
|
||||
exit 0
|
||||
;;
|
||||
-n | --notification)
|
||||
SEND_NOTIFICATION=1
|
||||
;;
|
||||
-N | --no-notification)
|
||||
SEND_NOTIFICATION=0
|
||||
;;
|
||||
-u | --urgency)
|
||||
URGENCY="$2"
|
||||
shift
|
||||
;;
|
||||
-i | --increase)
|
||||
INCREASE=1
|
||||
BRIGHTNESS="$2"
|
||||
shift
|
||||
;;
|
||||
-d | --decrease)
|
||||
DECREASE=1
|
||||
BRIGHTNESS="$2"
|
||||
shift
|
||||
;;
|
||||
-s | --set)
|
||||
SET=1
|
||||
BRIGHTNESS="$2"
|
||||
shift
|
||||
;;
|
||||
-p | --path)
|
||||
BRIGHTNESS_DIR="$2"
|
||||
shift
|
||||
;;
|
||||
* )
|
||||
echo "Unknown argument '$1', use -h or --help for help"
|
||||
exit 1
|
||||
;;
|
||||
esac
|
||||
shift
|
||||
done
|
||||
|
||||
# Define constants based on parsed arguments
|
||||
# ------------------------------------------------------------------------------------
|
||||
BRIGHTNESS_FILE="$BRIGHTNESS_DIR/brightness"
|
||||
BRIGHTNESS_MAX="$(cat $BRIGHTNESS_DIR/max_brightness)"
|
||||
|
||||
|
||||
# Helper functins
|
||||
# ------------------------------------------------------------------------------------
|
||||
|
||||
# Send brightness level desktop notification, showing the given brightness level
|
||||
# as progress bar, along with given message.
|
||||
# $1 - brightness level (number 0-100)
|
||||
# $2 - message (notification body)
|
||||
send_brightness_notify() {
|
||||
percent_brightness="$1"
|
||||
msg="$2"
|
||||
|
||||
notify-send \
|
||||
--app-name=brightness \
|
||||
--urgency="$URGENCY" \
|
||||
-h int:value:$percent_brightness \
|
||||
-h string:synchronous:brightness \
|
||||
"brightness" "$msg"
|
||||
}
|
||||
|
||||
|
||||
# Set brightness to given absolute value
|
||||
# $1 - brightness absolute value
|
||||
set_brightness() {
|
||||
# there should be sudo config allowing this command without password
|
||||
echo "$1" | sudo tee $BRIGHTNESS_FILE >/dev/null
|
||||
}
|
||||
|
||||
|
||||
# Main Logic
|
||||
# ------------------------------------------------------------------------------------
|
||||
|
||||
# Determine the absolute new brightness level
|
||||
if [ $INCREASE -eq 1 ] || [ $DECREASE -eq 1 ] || [ $SET -eq 1 ]; then
|
||||
# If we're dealing with percentages, change to absolutes
|
||||
if echo "$BRIGHTNESS" | grep -qE '%$'; then
|
||||
numeric=$(echo "$BRIGHTNESS" | sed 's/.$//')
|
||||
absolute=$(echo "($BRIGHTNESS_MAX / 100) * $numeric" | bc -l)
|
||||
BRIGHTNESS=$(printf "%.0f" $absolute)
|
||||
fi
|
||||
|
||||
# Increment or decrement based on first arg
|
||||
if [ $1 == "+" ]; then
|
||||
new_brightness=$(($BRIGHTNESS + $change_value))
|
||||
elif [ $1 == "-" ]; then
|
||||
new_brightness=$(($BRIGHTNESS - $change_value))
|
||||
# Get the new requested absolute brightness
|
||||
if [ $SET -eq 1 ]; then
|
||||
new_brightness=$BRIGHTNESS
|
||||
elif [ $DECREASE -eq 1 ]; then
|
||||
cur_brightness=$(cat $BRIGHTNESS_FILE)
|
||||
new_brightness=$(($cur_brightness - $BRIGHTNESS))
|
||||
else
|
||||
echo "Invalid operator, options: [+, -]"
|
||||
exit 1
|
||||
cur_brightness=$(cat $BRIGHTNESS_FILE)
|
||||
new_brightness=$(($cur_brightness + $BRIGHTNESS))
|
||||
fi
|
||||
|
||||
# Make sure we respect min/max boundaries
|
||||
# Ensure we respect max/min boundaries
|
||||
if [ $new_brightness -lt 0 ]; then
|
||||
new_brightness=0
|
||||
elif [ $new_brightness -gt $BRIGHTNESS_MAX ]; then
|
||||
new_brightness=$BRIGHTNESS_MAX
|
||||
fi
|
||||
|
||||
# Write the brightness (sudo shouldn't require password here)
|
||||
echo $new_brightness | sudo tee $BRIGHTNESS_FILE
|
||||
}
|
||||
|
||||
if [ $# -ge 1 ] && [ "$1" == "+" ] || [ "$1" == "-" ]; then
|
||||
if [ $# -lt 2 ]; then
|
||||
change_value=5 # Default to 5%
|
||||
else
|
||||
change_value=$2
|
||||
fi
|
||||
|
||||
if [ $# -lt 3 ]; then
|
||||
unit="%"
|
||||
else
|
||||
unit=$3
|
||||
fi
|
||||
change_brightness $1 $change_value $unit > /dev/null
|
||||
# Update the brightness
|
||||
set_brightness $new_brightness
|
||||
fi
|
||||
|
||||
# Display new brightness
|
||||
cur_brightness=$(cat $BRIGHTNESS_FILE)
|
||||
percent_brightness=$(echo "($cur_brightness / $BRIGHTNESS_MAX) * 100" | bc -l)
|
||||
percent_brightness_2f=$(printf "%.2f" $percent_brightness)
|
||||
percent_brightness_rounded=$(printf "%.0f" $percent_brightness)
|
||||
|
||||
BRIGHTNESS=$(cat $BRIGHTNESS_FILE)
|
||||
BRIGHTNESS_PERCENT=$(echo "($BRIGHTNESS / $BRIGHTNESS_MAX) * 100" | bc -l)
|
||||
BRIGHTNESS_PERCENT=$(printf "%.2f" $BRIGHTNESS_PERCENT)
|
||||
if [ $SEND_NOTIFICATION -eq 1 ]; then
|
||||
send_brightness_notify "$percent_brightness_rounded" "Level: $percent_brightness_rounded"
|
||||
fi
|
||||
|
||||
echo "Brightness: ${BRIGHTNESS_PERCENT}% (absolute: $BRIGHTNESS)"
|
||||
echo "Brightness: ${percent_brightness_2f}% (absolute: $cur_brightness)"
|
||||
|
|
|
|||
Loading…
Reference in a new issue