#!/usr/bin/env sh

## usage: xwin-window-wait [TITLE]
## watches for new windows and returns 0 when new X windows are found
## returns 1 after 5 seconds if no new X clients are found
## use optional argument TITLE to act only if specific window title is found

windows_found() {
	xwininfo -root -tree | fgrep "${@:-}" | wc -l
}

init_win_count="$(windows_found)"
for f in $(seq 50); do
	[ "$(windows_found)" -gt "$init_win_count" ] && exit 0
	sleep 0.1
done

exit 1