The function post_form displays a form to its associated
subwindow. To trigger physical display of the subwindow, use
refresh(3X) or some equivalent curses routine (the implicit
doupdate triggered by an curses input request will do).
The function unpost_form erases form from its associated
These routines return one of the following:
E_OK The routine succeeded.
Routine detected an incorrect or out-of-range argument.
Routine was called from an initialization or termination
The form has not been posted.
No items are connected to the form.
Form is too large for its window.
The form has already been posted.
System error occurred (see errno(3)).
This page is part of the ncurses (new curses) project.
Information about the project can be found at
⟨https://www.gnu.org/software/ncurses/ncurses.html⟩. If you have
a bug report for this manual page, send it to
email@example.com. This page was obtained from the
project's upstream Git mirror of the CVS repository
⟨git://ncurses.scripts.mit.edu/ncurses.git⟩ on 2021-04-01. (At
that time, the date of the most recent commit that was found in
the repository was 2021-03-28.) If you discover any rendering
problems in this HTML version of the page, or you believe there
is a better or more up-to-date source for the page, or you have
corrections or improvements to the information in this COLOPHON
(which is not part of the original manual page), send a mail to