create a visor for file manager or other apps

toggleit.sh

#/bin/bash

# given a window name, toggle visability
# map this to a short cut key

# based on https://stackoverflow.com/questions/12056898/use-dolphin-or-other-browser-like-yakuake
# https://bbs.archlinux.org/viewtopic.php?id=71789&p=1

command -v xdotool >/dev/null || echo "Error: install xdotool"

function usage () {
    cat <<EOM
    $0 <exec> [\"start_hidden\"] [<unfocus_timeout>]"

    toggle or start xterm hidden in background, minimize after 0.1sec unfocus
    $0 xterm start_hidden 0.1

    toggle or start xterm in foreground, minimize after 0.1sec unfocus
    $0 xterm 0.1
EOM
    exit 1
}
test -n "$1" || usage

CMD=$1; shift;
test "$1" = "start_hidden" && HIDE=1 && shift
TIMEOUT="$1"

# use xprop or xwininfo to get detail used in xdotool search
winid=$(xdotool search --classname "$CMD" 2>/dev/null |tail -1)

if test -z "$winid"; then
    $CMD &
    pid=$!
    winid=$(xdotool search --sync --pid $pid 2>/dev/null | tail -1)
    test -n "$HIDE" \
      && xdotool windowminimize --sync $winid \
      || (xdotool windowactivate --sync $winid && xdotool windowfocus --sync $winid)
else
    isvisible=$(xdotool search --onlyvisible --classname $CMD)
    if test -n "$isvisible"; then
        xdotool windowminimize --sync $winid
    else
        xdotool windowactivate $winid && xdotool windowfocus --sync $winid
        if test -n "$TIMEOUT"; then
            while true; do
                sleep $TIMEOUT
                if [ "`xdotool getwindowfocus`" != "$winid" ]; then
                    xdotool windowminimize --sync $winid
                    break
                fi
            done
        fi
    fi
fi