bspwm-taskbar

#!/bin/sh
# A bspwm taskbar that shows each window of the current desktop, for use with
# polybar or lemonbar. Each window gets assigned a one-symbol label, which you
# can use to jump to it.

program="$(realpath $0)"
labels="IOMNUPY"

# Foreground & background for focused & unfocused windows
ff="#ffffff"
bf="#302925"
fu="#302925"
bu="#e9e2d2"

title(){
    xdotool getwindowname $1 | awk -v len=40 '{ if (length($0) > len) print "…" substr($0, length($0)-len+1, length($0)); else print; }'
}

# Produce statusline at current moment
statusline(){
    # Current / max desktops
    echo -n "%{R} $(bspc query -D | grep -n $(bspc query -D -d) | cut -f1 -d:)"
    echo -n "/$(bspc query -D | wc -l) %{F-}%{B-}"

    # 
    i=1
    for win in $(bspc query -N -n '.local.window'); do
        local shortcut="$(echo $labels | cut -c$i)"
        local title="$(title $win)"
        local icon=""

        echo -n "%{F-}%{B-} %{T3} $shortcut%{T} "
        echo -n "%{A1:bspc node $win --flag hidden:}"

        if bspc query -N -n $win.hidden > /dev/null; then
            echo -n "%{F$bf}$icon$title"
        elif bspc query -N -n $win.focused > /dev/null; then
            echo -n "%{F$bf}%{F$ff}%{B$bf}$icon$title%{B-}%{F$bf}"
        else
            echo -n "%{F$bu}%{F$fu}%{B$bu}$icon$title%{B-}%{F$bu}"
        fi

        echo -n "%{A1}"
        i=$((i+1))
    done
    echo
}

# If an argument was provided, assume it was a function we want to execute
if [ ! -z "$1" ]; then
    "$@"
    exit $?
# Otherwise, assume we are monitoring to produce a statusline
else
    bspc subscribe report | while read line; do
        statusline
    done
    # | lemonbar \
    #     -f "-*-cozette-medium-r-*--13-*" \
    #     -B '#ffffff' -F '#000000' | sh
fi