mirror of
https://github.com/ChrisTitusTech/linutil.git
synced 2024-11-05 13:15:21 +00:00
set brightness monitor scontrol script
This commit is contained in:
parent
d99d26d910
commit
71beabd6d6
85
tabs/utils/monitor-control/set_brightness.sh
Normal file
85
tabs/utils/monitor-control/set_brightness.sh
Normal file
|
@ -0,0 +1,85 @@
|
|||
#!/bin/sh -e
|
||||
|
||||
. ./utility_functions.sh
|
||||
|
||||
# Function to adjust brightness for a selected monitor
|
||||
adjust_monitor_brightness() {
|
||||
while true; do
|
||||
monitor_list=$(detect_connected_monitors)
|
||||
monitor_array=$(echo "$monitor_list" | tr '\n' ' ')
|
||||
set -- $monitor_array
|
||||
count=1
|
||||
|
||||
clear
|
||||
printf "%b\n" "${YELLOW}=========================================${RC}"
|
||||
printf "%b\n" "${YELLOW} Adjust Monitor Brightness${RC}"
|
||||
printf "%b\n" "${YELLOW}=========================================${RC}"
|
||||
printf "%b\n" "${YELLOW}Choose a monitor to adjust brightness:${RC}"
|
||||
for monitor in "$@"; do
|
||||
echo "$count. $monitor"
|
||||
count=$((count + 1))
|
||||
done
|
||||
|
||||
echo "Enter the number of the monitor (or 'q' to quit): "
|
||||
read monitor_choice
|
||||
|
||||
if [ "$monitor_choice" = "q" ]; then
|
||||
printf "%b\n" "${RED}Exiting...${RC}"
|
||||
return
|
||||
fi
|
||||
|
||||
if ! echo "$monitor_choice" | grep -qE '^[0-9]+$'; then
|
||||
echo "Invalid selection. Please try again."
|
||||
echo "Press [Enter] to continue..."
|
||||
read
|
||||
continue
|
||||
fi
|
||||
|
||||
if [ "$monitor_choice" -lt 1 ] || [ "$monitor_choice" -gt "$#" ]; then
|
||||
printf "%b\n" "${RED}Invalid selection. Please try again.${RC}"
|
||||
echo "Press [Enter] to continue..."
|
||||
read
|
||||
continue
|
||||
fi
|
||||
|
||||
monitor_name=$(eval echo "\${$monitor_choice}")
|
||||
current_brightness=$(get_current_brightness "$monitor_name")
|
||||
|
||||
# Correctly calculate the brightness percentage
|
||||
current_brightness_percentage=$(awk "BEGIN {printf \"%.0f\", $current_brightness * 100}")
|
||||
printf "%b\n" "${YELLOW}Current brightness for $monitor_name${RC}: ${GREEN}$current_brightness_percentage%${RC}"
|
||||
|
||||
while true; do
|
||||
echo "Enter the new brightness value as a percentage (10 to 100, or 'q' to quit): "
|
||||
read new_brightness_percentage
|
||||
|
||||
if [ "$new_brightness_percentage" = "q" ]; then
|
||||
printf "%b\n" "${RED}Exiting...${RC}"
|
||||
return
|
||||
fi
|
||||
|
||||
# Validate brightness input: accept only values above 10
|
||||
if ! echo "$new_brightness_percentage" | grep -qE '^[0-9]+$' || [ "$new_brightness_percentage" -lt 10 ] || [ "$new_brightness_percentage" -gt 100 ]; then
|
||||
printf "%b\n" "${RED}Invalid brightness value. Please enter a value between 10 and 100.${RC}"
|
||||
continue
|
||||
fi
|
||||
|
||||
# Convert percentage to xrandr brightness value (10% to 0.10)
|
||||
new_brightness=$(awk "BEGIN {printf \"%.2f\", $new_brightness_percentage / 100}")
|
||||
|
||||
echo "Set brightness for $monitor_name to $new_brightness_percentage%? (y/n): "
|
||||
read confirm
|
||||
if [ "$confirm" = "y" ] || [ "$confirm" = "Y" ]; then
|
||||
printf "%b\n" "${GREEN}Setting brightness for $monitor_name to $new_brightness_percentage%${RC}"
|
||||
execute_command "xrandr --output $monitor_name --brightness $new_brightness"
|
||||
printf "%b\n" "${GREEN}Brightness for $monitor_name set to $new_brightness_percentage% successfully.${RC}"
|
||||
break
|
||||
else
|
||||
printf "%b\n" "${RED}Action canceled. Please choose a different brightness value.${RC}"
|
||||
fi
|
||||
done
|
||||
done
|
||||
}
|
||||
|
||||
# Call the adjust_monitor_brightness function
|
||||
adjust_monitor_brightness
|
|
@ -38,6 +38,12 @@ detect_connected_monitors() {
|
|||
echo "$xrandr_output" | grep " connected" | awk '{print $1}'
|
||||
}
|
||||
|
||||
# Function to get the current brightness for a monitor
|
||||
get_current_brightness() {
|
||||
monitor="$1"
|
||||
xrandr --verbose | grep -A 10 "^$monitor connected" | grep "Brightness:" | awk '{print $2}'
|
||||
}
|
||||
|
||||
# Function to get resolutions for a monitor
|
||||
get_unique_resolutions() {
|
||||
monitor="$1"
|
||||
|
|
Loading…
Reference in New Issue
Block a user