Screens switching script

screens.sh

#!/bin/bash
# Author: Ivan Mincik, ivan.mincik@gmail.com

S_PRIMARY="eDP1"

S_OTHER=$(xrandr \
    | grep -v "^$S_PRIMARY" \
    | grep " connected" \
    | awk -F " " '{print $1}')

S_SECOND=$(echo $S_OTHER | awk -F " " '{print $1}')
S_THIRD=$(echo $S_OTHER | awk -F " " '{print $2}')


if [ -z "$1" ]; then
    xrandr

elif [ "$1" == "single" ]; then
    echo "Setting active screens to '$S_PRIMARY'."
    xrandr --output $S_PRIMARY --auto --primary

    for s in $S_OTHER; do
       xrandr --output $s --off
    done

elif [ "$1" == "mirror" ]; then
    echo "Setting active screens to '$S_PRIMARY' and '$S_SECOND'."
    xrandr --output $S_PRIMARY --auto --primary
    xrandr --output $S_SECOND --auto --same-as $S_PRIMARY

elif [ "$1" == "dock" ]; then
    echo "Setting active screens to '$S_SECOND' and '$S_THIRD'."
    xrandr --output $S_PRIMARY --off

    xrandr --output $S_SECOND --auto --primary
    xrandr --output $S_THIRD --auto --right-of $S_SECOND

else
    echo "Setting active screens to '$S_PRIMARY' and '$S_SECOND'."
    xrandr --output $S_PRIMARY --auto --primary
    xrandr --output $S_SECOND --auto --$1-of $S_PRIMARY
fi

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