Automated setup of side-by-side displays in i3

i3_autorandr

#!/bin/bash
# Modified from: https://faq.i3wm.org/question/2332/flexible-monitor-setup/

SWITCH_WS="${HOME}/scripts/i3-switch-ws"

# Switch screens on, in case they were asleep
xset dpms force on

# Find laptop display (DEFAULT)
DEFAULT=`xrandr | grep -e eDP.*connected | cut -f 1 -d ' '`
echo "Laptop display: $DEFAULT"

# By default, set default display as primary, and move all workspaces there
xrandr --output $DEFAULT --primary
${SWITCH_WS} $DEFAULT

# Place other displays above of laptop display
# and set as primary output
for output in $(xrandr | grep -v $DEFAULT | grep '\Wconnected' | cut -f 1 -d ' '); do
    if [[ ! $output =~ ^DEFAULT.*$ ]]; then
        echo "Positioning $output to the above of $DEFAULT"

        # This is only necessary because not all external monitors advertise
        # their preferred mode.  Otherwise xrandr argument '--auto' would suffice.
        FIRSTMODE=$(xrandr | grep -A 1 "$output connected" | tail -n 1 | awk '{print $1}')
        echo "Detected first mode of $output as $FIRSTMODE"
        xrandr --output $DEFAULT --auto \
               --output $output --pos 0x0 --mode "$FIRSTMODE" \
               --right-of $DEFAULT --primary
        ${SWITCH_WS} $output
    fi
done

# Switch off disconnected external monitors
for output in $(xrandr | grep -v $DEFAULT | grep '\Wdisconnected' | cut -f 1 -d ' '); do
    xrandr --output $output --off
done


# Hack to get office keyboard fixed as well
if [[ -n `xinput -list | grep "Apple Keyboard"` ]]; then
    echo
    echo "Apple keyboard detected--setting up."
    kbfix-apple
else
    echo "Setting up keyboard for laptop"
    kbfix
fi