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man pages section 3: Curses Library Functions

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Updated: Thursday, June 13, 2019
 
 

field_opts(3CURSES)

Name

form_field_opts, set_field_opts, field_opts_on, field_opts_off, field_opts - forms field option routines

Synopsis

cc [ flag... ] file... –lform –lcurses [ library... ]
#include <form.h>

int set_field_opts(FIELD *field, OPTIONS opts);
int set_field_opts(FIELD *field, OPTIONS opts);
int field_opts_on(FIELD *field, OPTIONS opts);
int field_opts_off(FIELD *field, OPTIONS opts);
OPTIONS field_opts(FIELD *field);

Description

set_field_opts() turns on the named options of field and turns off all remaining options. Options are boolean values that can be OR-ed together.

field_opts_on() turns on the named options; no other options are changed.

field_opts_off() turns off the named options; no other options are changed.

field_opts() returns the options set for field.

O_VISIBLE

The field is displayed.

O_ACTIVE

The field is visited during processing.

O_PUBLIC

The field contents are displayed as data is entered.

O_EDIT

The field can be edited.

O_WRAP

Words not fitting on a line are wrapped to the next line.

O_BLANK

The whole field is cleared if a character is entered in the first position.

O_AUTOSKIP

Skip to the next field when the current field becomes full.

O_NULLOK

A blank field is considered valid.

O_STATIC

The field buffers are fixed in size.

O_PASSOK

Validate field only if modified by user.

Return Values

set_field_opts, field_opts_on and field_opts_off return one of the following:

E_OK

The function returned successfully.

E_SYSTEM_ERROR

System error.

E_CURRENT

The field is the current field.

Attributes

See attributes(7) for descriptions of the following attributes:

ATTRIBUTE TYPE
ATTRIBUTE VALUE
MT-Level
Unsafe

See Also

curses(3CURSES), forms(3CURSES), attributes(7)

Notes

The header <form.h> automatically includes the headers <eti.h> and <curses.h>.