form_opts
Section: Miscellaneous Library Functions (3X)
Updated:
Page Index
NAME
set_form_opts,
form_opts_on,
form_opts_off,
form_opts - set and get form options
SYNOPSIS
#include <form.h>
int set_form_opts(FORM *form, Field_Options opts);
int form_opts_on(FORM *form, Field_Options opts);
int form_opts_off(FORM *form, Field_Options opts);
Field_Options form_opts(const FORM *form);
DESCRIPTION
The function
set_form_opts sets all the given form's option bits (form
option bits may be logically-OR'ed together).
The function form_opts_on turns on the given option bits, and leaves
others alone.
The function form_opts_off turns off the given option bits, and leaves
others alone.
The function form_opts returns the form's current option bits.
The following options are defined (all are on by default):
- O_NL_OVERLOAD
-
Overload the REQ_NEW_LINE forms driver request so that calling it at the
end of a field goes to the next field.
- O_BS_OVERLOAD
-
Overload the REQ_DEL_PREV forms driver request so that calling it at the
beginning of a field goes to the previous field.
RETURN VALUE
Except for
form_opts, each routine returns one of the following:
- E_OK
-
The routine succeeded.
- E_SYSTEM_ERROR
-
System error occurred (see errno(3)).
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.