man/mitem_opts.3x

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.\" $Id: mitem_opts.3x,v 1.33 2024/03/16 15:35:01 tom Exp $
.TH mitem_opts 3X 2024-03-16 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
.SH NAME
\fBset_item_opts\fP,
\fBitem_opts_on\fP,
\fBitem_opts_off\fP,
\fBitem_opts\fP \-
set and get menu item options
.SH SYNOPSIS
.nf
\fB#include <menu.h>
.PP
\fBint set_item_opts(ITEM *\fIitem\fP, Item_Options \fIopts\fP);
\fBItem_Options item_opts(const ITEM *\fIitem\fP);
.PP
\fBint item_opts_on(ITEM *\fIitem\fP, Item_Options \fIopts\fP);
\fBint item_opts_off(ITEM *\fIitem\fP, Item_Options \fIopts\fP);
.fi
.SH DESCRIPTION
The function \fBset_item_opts\fP sets all the given item's option bits (menu
option bits may be logically-OR'ed together).
.PP
The function \fBitem_opts_on\fP turns on the given option bits, and leaves
others alone.
.PP
The function \fBitem_opts_off\fP turns off the given option bits, and leaves
others alone.
.PP
The function \fBitem_opts\fP returns the item's current option bits.
.PP
There is only one defined option bit mask, \fBO_SELECTABLE\fP.  When this is
on, the item may be selected during menu processing.
This option defaults
to on.
.SH RETURN VALUE
Except for \fBitem_opts\fP, each routine returns one of the following:
.TP 5
.B E_OK
The routine succeeded.
.TP 5
.B E_SYSTEM_ERROR
System error occurred (see \fBerrno\fP(3)).
.SH PORTABILITY
These routines emulate the System V menu library.
They were not supported on
Version 7 or BSD versions.
.SH AUTHORS
Juergen Pfeifer.
Manual pages and adaptation for new curses by Eric S. Raymond.
.SH SEE ALSO
\fB\%curses\fP(3X),
\fB\%menu\fP(3X)