#!/bin/sh

TITLE="Screen saver"
PROMPT="Please choose the mode:"
CHECKER="Check to lock the screen"
MENU=/tmp/menu.$$

cat << EOF >$MENU
#!/bin/sh
CHOICE=\$(Xdialog --title "$TITLE" --stdout --no-tags --check "$CHECKER" --default-item "random" --menubox "$PROMPT" 0 0 7 \\
EOF
xlock -help | awk --source '{ if (substr($1,1,1) != "-" && $1 != "where" && $1 != "" && $1 != "xlock" && $1 != "usage:") print $1 " " $1 " \\" }' >>$MENU
cat << EOF2 >>$MENU
)
ret=\$?
echo \$CHOICE
exit \$ret
EOF2

chmod +x $MENU
CHOICE=`$MENU`
ret=$?
rm -f $MENU

if (( $ret != 0 )) ; then
	exit 0
fi

for i in $CHOICE ; do
	case $i in
		unchecked)
			NOLOCK="-nolock"
			;;
		checked)
			NOLOCK=""
			;;
		*)
			MODE=$i
			;;
	esac
done
xlock $NOLOCK -mode $MODE