Is there a linux command to determine the window IDs associated with a given process ID?

Question

Given a process iD of XX, I\'d like to have a list of any window id\'s where _NET_WM_PID = XX. Even better would be the oldest still active window id if possible.

I

Answer 1

You can use:

xdotool getwindowfocus getwindowname

(As is: you don't need to replace those nice-sounding names with anything.)