recipes/pandora-system/pandora-scripts/op_bright.sh

   1 #!/bin/bash
   2 #get value range
   3 minbright=3
   4 maxbright=$(cat /sys/devices/platform/twl4030-pwm0-bl/backlight/twl4030-pwm0-bl/max_brightness)
   5 curbright=$(cat /sys/devices/platform/twl4030-pwm0-bl/backlight/twl4030-pwm0-bl/brightness)
   6 device=/sys/devices/platform/twl4030-pwm0-bl/backlight/twl4030-pwm0-bl/brightness
   7 if [ ! $1 ]; then
   8 newbright=$(DISPLAY=0:0 zenity --scale --text "set brightness" --min-value=$minbright --max-value=$maxbright --value=$curbright --step 1)
   9 else
  10 newbright=$1
  11 fi
  12 if [ $newbright ]; then
  13         if [ $newbright -le $minbright ]; then newbright=$minbright; fi
  14         if [ $newbright -ge $maxbright ]; then newbright=$maxbright; fi
  15 fi
  16 echo $newbright > $device