NetBSD/lib/libmenu/menu_items.3

.\"	$NetBSD: menu_items.3,v 1.9 2003/04/16 13:35:11 wiz Exp $
.\"
.\" Copyright (c) 1999
.\"	Brett Lymn - blymn@baea.com.au, brett_lymn@yahoo.com.au
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.Dd September 10, 1999
.Dt MENU_ITEMS 3
.Os
.Sh NAME
.Nm item_count ,
.Nm menu_items ,
.Nm set_menu_items
.Nd attach items to menus or check correspondences
.Sh LIBRARY
.Lb libmenu
.Sh SYNOPSIS
.In menu.h
.Ft int
.Fn item_count "MENU *menu"
.Ft ITEMS **
.Fn menu_items "MENU *menu"
.Ft int
.Fn set_menu_items "MENU *menu" "ITEM **items"
.Sh DESCRIPTION
The
.Fn item_count
.Fa menu
function returns the number of items currently attached to the menu
passed.
The
.Fn menu_items
function returns a pointer to an array of item pointers that represent
the menu items currently attached to the given menu.
Apart from using
.Fn new_menu
(see
.Xr menu_new 3 )
menu items may be attached to a menu by calling
.Fn set_menu_items
any items currently attached to the menu will be detached and the NULL
terminated array of new items will be attached to the menu.
.Sh RETURN VALUES
Any function returning a string pointer will return NULL if an error
occurs.
Functions returning an integer will return one of the following:
.Pp
.Bl -tag -width E_CONNECTED -compact
.It Er E_OK
The function was successful.
.It Er E_POSTED
The menu is already posted.
.It Er E_CONNECTED
An item was already connected to a menu.
.El
.Sh SEE ALSO
.Xr curses 3 ,
.Xr menus 3
.Sh NOTES
The header
.Pa \*[Lt]menu.h\*[Gt]
automatically includes both
.Pa \*[Lt]curses.h\*[Gt]
and
.Pa \*[Lt]eti.h\*[Gt] .