i3-layout-loader.sh

#!/bin/sh

DMENU="rofi -p LoadLayout: -bg #222222 -dmenu"

if ! command -v "jshon" >/dev/null 2>&1; then
    printf "%s\\n" "you need to install 'jshon' to run this program" >&2
    exit 1
fi

if ! command -v "rofi" >/dev/null 2>&1; then
    printf "%s\\n" "you need to install 'rofi' to run this program" >&2
    exit 1
fi

LNAME="$(ls ~/.i3/layouts | ${DMENU})"

if [ -z "$LNAME" ]; then
  exit 1
else
  WORKSPACE="$(i3-msg -t get_workspaces | jshon -a -e focused -u -p -e name -u | awk 'f{print;f=0} /true/{f=1}')"
  i3-msg "workspace ${WORKSPACE}; append_layout ~/.i3/layouts/${LNAME}"
fi