acpi-eee/display.sh

   1 #!/bin/sh
   2 #This script is run when Display toggle button (Fn-F5) is pressed.
   3
   4 OUTPUT_DISPLAY_MODE="clone"
   5
   6 source /etc/acpi/eee.conf
   7
   8 if [ -S /tmp/.X11-unix/X0 ]; then
   9         export DISPLAY=:0
  10         user=$(who | grep "vc/7" | awk '{ if ($(NF) == "(:0)") print $1 }')
  11         if [ "$user" = "" ];
  12         then
  13                 logger "Could not verify user for X:"
  14                 logger $(who)
  15                 logger "Falling back to XUSER: $XUSER"
  16                 user="$XUSER"
  17         else
  18                 logger "Found X session user: $user"
  19         fi
  20         XAUTHORITY=/home/$user/.Xauthority
  21         [ -f $XAUTHORITY ] && export XAUTHORITY
  22 else
  23         logger "X not probably running, lets launch the command anyway"
  24         user="$XUSER"
  25 fi
  26
  27 action="$1"
  28 # if we are being called directly from an ACPI script, do a little hack
  29 if [ "$action" = "hotkey" ]; then
  30         case $3 in
  31                 00000030) action="lvds" ;;
  32                 00000031) action="vga"  ;;
  33                 00000032) action="both" ;;
  34                 *)        echo "unknown hotkey $3!"; exit 1 ;;
  35         esac
  36 fi
  37
  38 case $action in
  39         lvds)
  40                 xrandr --output LVDS --preferred --output VGA --off
  41         ;;
  42         both)
  43                 if [ "$OUTPUT_DISPLAY_MODE" == "clone" ]; then
  44                  xrandr --output LVDS --preferred --output VGA --preferred
  45                 else
  46                  xrandr --output LVDS --mode 800x480 --output VGA --"$OUTPUT_DISPLAY_MODE" LVDS
  47                 fi
  48         ;;
  49         vga)
  50                 xrandr --output LVDS --off --output VGA --preferred
  51         ;;
  52         *)
  53                 echo "Usage: $0 [lvds|both|vga]";
  54                 exit 1
  55         ;;
  56 esac
  57