acpi-eeepc-generic/acpi-eeepc-generic-toggle-resolution.sh

   1 #!/bin/bash
   2 # Copyright 2009 Nicolas Bigaouette
   3 # This file is part of acpi-eeepc-generic.
   4 # http://code.google.com/p/acpi-eeepc-generic/
   5 #
   6 # acpi-eeepc-generic is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # acpi-eeepc-generic is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with acpi-eeepc-generic.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 . /etc/acpi/eeepc/acpi-eeepc-generic-functions.sh
  20
  21 tmp_xrandr="$EEEPC_VAR/lvds-modes"
  22
  23 if [ -e "$tmp_xrandr" ]; then
  24     LVDS_XRANDR=$(cat $tmp_xrandr)
  25 else
  26     LVDS_XRANDR=$(xrandr > $tmp_xrandr)
  27 fi
  28
  29 LVDS_MODES=$(cat $tmp_xrandr | grep -F -e LVDS -A 12 | grep [0-9]x[0-9] | grep -v -e LVDS | awk '{printf $1" "}')
  30 LVDS_CURRENT=$(cat $tmp_xrandr | grep -F -e LVDS -A 12 | grep -F -e [0-9]x[0-9] -e "*" | awk '{print $1}')
  31
  32 function toggle_resolution {
  33     for mode in $LVDS_MODES $LVDS_MODES; do
  34         if [ "$mode" = "$LVDS_CURRENT" ]; then
  35             NEXT=1;
  36         elif [ "$NEXT" = "1" ]; then
  37             xrandr -s $mode
  38             eeepc_notify "Changing resolution to \"$mode\"" video-display
  39             echo $mode > $EEEPC_VAR/resolution_saved
  40             exit
  41         fi
  42     done
  43 }
  44
  45 function restore_resolution {
  46     if [ -e "$EEEPC_VAR/resolution_saved" ]; then
  47         RESOLUTION=$(cat $EEEPC_VAR/resolution_saved)
  48         xrandr -s $RESOLUTION
  49         eeepc_notify "Changing resolution back to \"$RESOLUTION\"" video-display
  50     fi
  51 }
  52
  53 case $1 in
  54     restore)
  55         restore_resolution
  56     ;;
  57     *)
  58         toggle_resolution
  59     ;;
  60 esac