page
NAMESYNOPSIS
DESCRIPTION
RETURN VALUE
SEE ALSO
NOTES
PORTABILITY
AUTHORS
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).
SEE ALSO
ncurses(3NCURSES), form(3FORM).
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.
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