NetBSD/lib/libmenu/menu_item_value.3

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.\" $NetBSD: menu_item_value.3,v 1.5 2002/02/07 07:00:50 ross Exp $
.\"
.\" Copyright (c) 1999
.\" Brett Lymn - blymn@baea.com.au, brett_lymn@yahoo.com.au
.\"
.\" This code is donated to The NetBSD Foundation by the author.
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.Dd September 10, 1999
.Dt MENU_ITEM_VALUE 3
.Os
.Sh NAME
.Nm item_value ,
.Nm set_item_value
.Nd get or set value for an item
.Sh LIBRARY
.Lb libmenu
.Sh SYNOPSIS
.Fd #include \*[Lt]menu.h\*[Gt]
.Ft int
.Fn item_value "ITEM *item"
.Ft int
.Fn set_item_value "ITEM *item" "int flag"
.Sh DESCRIPTION
The
.Fn item_value
function returns value of the item. If the item has been selected
then this value will be TRUE. The value can also be set by calling
.Fn set_item_value
to set the value to a defined state. Setting the value to a value
other than TRUE or FALSE will have undefined results.
.Sh RETURN VALUES
The functions return one of the following error values:
.Pp
.Bl -tag -width E_REQUEST_DENIED -compact
.It Er E_OK
The function was successful.
.It Er E_NOT_CONNECTED
The item is not connected to a menu.
.It Er E_REQUEST_DENIED
The menu driver could not process the request.
.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] .