NAME
field_count,
form_fields, move_field,
set_form_fields —
form library
LIBRARY
library “libform”
SYNOPSIS
#include
<form.h>
int
field_count(FORM
*form);
FIELD **
form_fields(FORM
*form);
int
move_field(FIELD
*field, int frow,
int fcol);
int
set_form_fields(FORM
*form, FIELD
**fields);
DESCRIPTION
Thefield_count()
function returns the number of fields that are attached to the given form, if
the form argument passed is NULL then
field_count() will return -1. The function
form_fields()
will return a pointer to array of attach fields for the given form, this array
is not NULL terminated, fields may be attached to the
given form by calling
set_form_fields().
The fields argument in this function is a pointer to a
NULL terminated array of fields that will be attached
to the form. If there are already fields attached to the form then they will
be detached before the new fields are attached. The new fields given must not
be attached to any other form. The
move_field()
function will move the given field to the location specified by
frow and fcol.
RETURN VALUES
Functions returning pointers will return
NULL if an error is detected. The functions that
return an int will return one of the following error values:
E_OK- The function was successful.
E_CONNECTED- The field is connected to a form.
E_POSTED- The form is currently posted to the screen.
E_BAD_ARGUMENT- The function was passed a bad argument.
SEE ALSO
NOTES
The header
<form.h> automatically
includes both <curses.h> and
<eti.h>.