Function curses_preference_update

win/curses/cursmain.c:1235–1253

preference_update(preference) -- The player has just changed one of the wincap preference settings, and the NetHack core is notifying your window port of that change. If your window-port is capable of dynamically adjusting to the change then it should do so. Your window-port will only be notified of a part

                   corresponding bit in the wincap mask.
*/
void
curses_preference_update(const char *pref)
{
    boolean redo_main = FALSE, redo_status = FALSE;

    if (!strcmp(pref, "align_status")
        || !strcmp(pref, "statuslines")
        || !strcmp(pref, "windowborders"))
        redo_main = redo_status = TRUE;
    else if (!strcmp(pref, "hilite_status"))
        redo_status = TRUE;
    else if (!strcmp(pref, "align_message"))
        redo_main = TRUE;
    else if (!strcmp(pref, "mouse_support"))
        curses_mouse_support(iflags.wc_mouse_support);

    if (redo_main || redo_status)
        curs_reset_windows(redo_main, redo_status);
}

void
curs_reset_windows(boolean redo_main, boolean redo_status)