'\" t
.\" $OpenBSD: form_field_opts.3,v 1.4 1997/12/03 05:46:30 millert Exp $
.TH form_field_opts 3 ""
.SH NAME
\fBform_field_opts\fR - set and get field options
.SH SYNOPSIS
\fB#include <form.h>\fR
.br
int set_field_opts(FIELD *field, OPTIONS opts);
.br
int field_opts_on(FIELD *field, OPTIONS opts);
.br
int field_opts_off(FIELD *field, OPTIONS opts);
.br
OPTIONS field_opts(const FIELD *field);
.br
.SH DESCRIPTION
The function \fBset_field_opts\fR sets all the given field's option bits (field
option bits may be logically-OR'ed together).

The function \fBfield_opts_on\fR turns on the given option bits, and leaves
others alone.

The function \fBfield_opts_off\fR turns off the given option bits, and leaves
others alone.

The function \fBfield_opts\fR returns the field's current option bits.  

The following options are defined (all are on by default):
.TP 5
O_VISIBLE
The field is displayed.  If this option is off, display of the field is
suppressed, 
.TP 5
O_ACTIVE
The field is visited during processing.  If this option is off, the field will
not be reachable by navigation keys.
.TP 5
O_PUBLIC
The field contents are displayed as data is entered.
.TP 5
O_EDIT
The field can be edited.
.TP 5
O_WRAP
Words that don't fit on a line are wrapped to the next line.  Words are
blank-separated.
.TP 5
O_BLANK
The field is cleared whenever a character is entered at the first position.
.TP 5
O_AUTOSKIP
Skip to the next field when this one fills
.TP 5
O_NULLOK
Allow a blank field.
.TP 5
O_STATIC
Field buffers are fixed to field's original size.
.TP 5
O_PASSOK
Validate field only if modified by user.
.SH RETURN VALUE
Except for \fBfield_opts\fR, each routine returns one of the following:
.TP 5
\fBE_OK\fR
The routine succeeded.
.TP 5
\fBE_SYSTEM_ERROR\fR
System error occurred (see \fBerrno\fR).
.TP 5
\fBE_CURRENT\fR
The field is the current field.
.SH SEE ALSO
\fBcurses\fR(3), \fBform\fR(3).
.TP 5
.SH NOTES
The header file \fB<form.h>\fR automatically includes the header file
\fB<curses.h>\fR.
.SH PORTABILITY
These routines emulate the System V forms library.  They were not supported on
Version 7 or BSD versions.
.SH AUTHORS
Juergen Pfeifer.  Manual pages and adaptation for new curses by Eric
S. Raymond.
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