opts(3MENU) Library calls opts(3MENU)
NAME
set_menu_opts, menu_opts_on, menu_opts_off, menu_opts - set and get menu
options
SYNOPSIS
#include <menu.h>
int set_menu_opts(MENU *menu, Menu_Options opts);
Menu_Options menu_opts(const MENU *menu);
int menu_opts_on(MENU *menu, Menu_Options opts);
int menu_opts_off(MENU *menu, Menu_Options opts);
DESCRIPTION
The function set_menu_opts sets all the given menu's option bits (menu
option bits may be logically “or”-ed together).
The function menu_opts_on turns on the given option bits, and leaves
others alone.
The function menu_opts_off turns off the given option bits, and leaves
others alone.
The function menu_opts returns the menu's current option bits.
The following options are defined (all are on by default):
O_ONEVALUE
Only one item can be selected for this menu.
O_SHOWDESC
Display the item descriptions when the menu is posted.
O_ROWMAJOR
Display the menu in row-major order.
O_IGNORECASE
Ignore the case when pattern-matching.
O_SHOWMATCH
Move the cursor to within the item name while pattern-matching.
O_NONCYCLIC
Don't wrap around next-item and previous-item, requests to the
other end of the menu.
O_MOUSE_MENU
If user clicks with the mouse and it does not fall on the currently
active menu, push KEY_MOUSE and the MEVENT data back on the queue
to allow processing in another part of the calling program.
RETURN VALUE
Except for menu_opts, each routine returns one of the following:
E_OK The routine succeeded.
E_SYSTEM_ERROR
System error occurred (see errno(3)).
E_POSTED
The menu is already posted.
PORTABILITY
These routines emulate the System V menu library. They were not sup-
ported on Version 7 or BSD versions.
AUTHORS
Juergen Pfeifer. Manual pages and adaptation for new curses by Eric S.
Raymond.
SEE ALSO
ncurses(3NCURSES), menu(3MENU)
ncurses 6.5 2025-01-18 opts(3MENU)
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