form_page

Section: Miscellaneous Library Functions (3X)
Updated:
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NAME

form_page - set and get form page number

SYNOPSIS

#include <form.h>
int set_current_field(FORM *form, FIELD *field);
FIELD *current_field(const FORM *);
int set_form_page(FORM *form, int n);
int form_page(const FORM *form);
int field_index(const FIELD *field);

DESCRIPTION

The function set_current field sets the current field of the given form; current_field returns the current field of the given form.

The function set_form_page sets the form's page number (goes to page n of the form).

The function form_page returns the form's current page number.

The function field_index returns the index of the field in the field array of the form it is connected to. It returns ERR if the argument is the null pointer or the field is not connected.

RETURN VALUE

Except for form_page, each routine returns one of the following:

E_OK: The routine succeeded.
E_BAD_ARGUMENT: Routine detected an incorrect or out-of-range argument.
E_BAD_STATE: Routine was called from an initialization or termination function.
E_INVALID_FIELD: Contents of a field are not valid.
E_REQUEST_DENIED: The form driver could not process the request.
E_SYSTEM_ERROR: System error occurred (see errno).

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.

This document was created by using the manual pages.
Time: 23:07:20 GMT, May 09, 2009