Tk_GetUserInactiveTime, Tk_ResetUserInactiveTime - discover user inactivity time
- Display *display (in)
- The display on which the user inactivity timer is to be queried or reset.
Tk_GetUserInactiveTime returns the number of milliseconds that have
passed since the last user interaction (usually via keyboard or mouse) with
the respective display. On systems and displays that do not support querying
the user inactivity time, -1 is returned.
Tk_ResetUserInactiveTime resets the user inactivity timer of the given
display to zero. On windowing systems that do not support multiple displays
display can be passed as NULL.