.\"	$NetBSD: menu_attributes.3,v 1.11 2017/07/03 21:32:50 wiz 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_ATTRIBUTES 3
.Os
.Sh NAME
.Nm menu_back ,
.Nm menu_fore ,
.Nm menu_grey ,
.Nm menu_pad ,
.Nm set_menu_back ,
.Nm set_menu_fore ,
.Nm set_menu_grey ,
.Nm set_menu_pad
.Nd get and set menu attributes
.Sh LIBRARY
.Lb libmenu
.Sh SYNOPSIS
.In menu.h
.Ft char
.Fn menu_back "MENU *menu"
.Ft char
.Fn menu_fore "MENU *menu"
.Ft char
.Fn menu_grey "MENU *menu"
.Ft int
.Fn menu_pad "MENU *menu"
.Ft int
.Fn set_menu_back "MENU *menu" "char attr"
.Ft int
.Fn set_menu_fore "MENU *menu" "char attr"
.Ft int
.Fn set_menu_grey "MENU *menu" "char attr"
.Ft int
.Fn set_menu_pad "MENU *menu" "int pad"
.Sh DESCRIPTION
The
.Fn menu_back
function returns the value of the background attribute for the menu
passed.
This attribute is set by the
.Fn set_menu_back
call.
The
.Fn menu_fore
function returns the value of the foreground character attribute for
the menu passed.
This attribute is set by the
.Fn set_menu_fore
function.
The
.Fn menu_grey
function returns the value of the grey or unselectable character
attribute for the menu passed.
This attribute is set by the
.Fn set_menu_grey
function.
The
.Fn menu_pad
function returns the padding character that will be used between the
item name and its description.
The value of the pad character is set by the
.Fn set_menu_pad
function.
.Sh RETURN VALUES
The functions return one of the following error values:
.Pp
.Bl -tag -width E_UNKNOWN_COMMAND -compact
.It Er E_OK
The function was successful.
.It Er E_SYSTEM_ERROR
There was a system error during the call.
.It Er E_BAD_ARGUMENT
One or more of the arguments passed to the function was incorrect.
.It Er E_POSTED
The menu is already posted.
.It Er E_CONNECTED
An item was already connected to a menu.
.It Er E_BAD_STATE
The function was called from within an initialization or termination
routine.
.It Er E_NO_ROOM
The menu does not fit within the subwindow.
.It Er E_NOT_POSTED
The menu is not posted.
.It Er E_UNKNOWN_COMMAND
The menu driver does not recognize the request passed to it.
.It Er E_NO_MATCH
The character search failed to find a match.
.It Er E_NOT_SELECTABLE
The item could not be selected.
.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 <menu.h>
automatically includes both
.Pa <curses.h>
and
.Pa <eti.h> .