Rename i3wm shell tile

set_title

#!/usr/bin/env bash
# Depends on: xdotool, wmctrl

FOCUSED=$(wmctrl -lp | grep $(xprop -root | grep _NET_ACTIVE_WINDOW | head -1 | awk '{print $5}' | sed 's/,//' | sed 's/^0x/0x0/'))

if [[ -z $FOCUSED ]]; then
    FOCUSED=$(wmctrl -lp | grep $(xprop -root | grep _NET_ACTIVE_WINDOW | head -1 | awk '{print $5}' | sed 's/,//' | sed 's/^0x/0x00/'))
fi

FPID=$(echo $FOCUSED | awk '{print $3}')
FNME=$(echo $FOCUSED | cut -f -4  -d ' ' --complement)
xdotool search -all --pid $FPID --name "$FNME" set_window -name "$*"