~/.bin/select-display: Switch between displays easily

For now it's a manual selection of outputs and modes, but it works well
enough.

.bin/select-display

@@ -0,0 +1,32 @@
#!/bin/sh
# TODO:
#
# - parse maximum resolution from xrandr output
options="$(xrandr | sed -nE 's/^(\w+) connected.*$/\1/p')"
options="$options
auto"
display="$1"
if [ -z "$display" ]; then
	display="$(echo "$options" | zenity --list --text "Select a display to project to:" --column Display)"
fi
case "$display" in
	"")
		# don't change anything
		;;
	"auto")
		xrandr --auto
		;;
	LVDS1)
		xrandr --output LVDS1 --mode 1366x768 --output DP1 --off
		;;
	DP1)
		xrandr --output LVDS1 --off           --output DP1 --mode 2560x1440
		;;
	*)
		xrandr --error --text "Don't know how to handle '$display'"
		;;
esac