form_data(3x) — Linux manual page

form_data(3X)                                              form_data(3X)

NAME

       data_ahead, data_behind - test for off-screen data in given forms

SYNOPSIS

       #include <form.h>

       bool data_ahead(const FORM *form);
       bool data_behind(const FORM *form);

DESCRIPTION

       The function data_ahead tests whether there is off-screen data
       ahead in the given form.  It returns TRUE (1) or FALSE (0).

       The function data_behind tests whether there is off-screen data
       behind in the given form.  It returns TRUE (1) or FALSE (0).

SEE ALSO

       curses(3X), form(3X).

NOTES

       The header file <form.h> automatically includes the header file
       <curses.h>.

PORTABILITY

       These routines emulate the System V forms library.  They were not
       supported on Version 7 or BSD versions.

AUTHORS

       Juergen Pfeifer.  Manual pages and adaptation for new curses by
       Eric S. Raymond.

COLOPHON

       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
       bug-ncurses-request@gnu.org.  This page was obtained from the
       project's upstream Git mirror of the CVS repository
       ⟨https://github.com/mirror/ncurses.git⟩ on 2024-06-14.  (At that
       time, the date of the most recent commit that was found in the
       repository was 2023-03-12.)  If you discover any rendering
       problems in this HTML version of the page, or you believe there
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       (which is not part of the original manual page), send a mail to
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                                                           form_data(3X)