Merge branch 'feature/57282_change_resolution_script' into 'master'

Add script to change screen resolution

See merge request os2borgerpc/os2borgerpc-scripts!259

Author: Andreas Poulsen

common/system/change_resolution.sh

@@ -0,0 +1,40 @@
+#!/usr/bin/env sh
+
+set -x
+
+ACTIVATE=$1
+WIDTH=$2
+HEIGHT=$3
+
+RESOLUTION_FILE="/etc/X11/xorg.conf.d/resolution.conf"
+
+run_xrandr() {
+  if get_os2borgerpc_config os2_product | grep --quiet kiosk; then
+    USR="chrome"
+  else
+    USR="user"
+  fi
+
+  export DISPLAY=:0
+  export XAUTHORITY=/home/$USR/.Xauthority
+  echo "The valid resolutions are shown on the left in the list below:"
+  xrandr
+}
+
+if [ "$2" != "" ] && [ "$ACTIVATE" = "True" ]; then
+  # Make sure the folder exists
+  mkdir --parents "$(dirname $RESOLUTION_FILE)"
+
+  # Write the .conf-file
+  cat <<EOF > $RESOLUTION_FILE
+Section "Screen"
+  Identifier "Screen0"
+  Subsection "Display"
+    Modes "${WIDTH}x${HEIGHT}"
+  EndSubSection
+EndSection
+EOF
+elif [ "$ACTIVATE" = "False" ]; then
+  rm --force $RESOLUTION_FILE
+fi
+run_xrandr