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   mitem_value.3x    ( 3 )

установить и получить значения пунктов меню (set and get menu item values)

Имя (Name)

set_item_value, item_value - set and get menu item values

Синопсис (Synopsis)

#include <menu.h>

int set_item_value(ITEM *item, bool value); bool item_value(const ITEM *item);


Описание (Description)

If you turn off the menu option O_ONEVALUE (e.g., with
       set_menu_opts or menu_opts_off; see menu_opts(3X)), the menu
       becomes multi-valued; that is, more than one item may
       simultaneously be selected.

In a multi_valued menu, you can used set_item_value to select the given menu item (second argument TRUE) or deselect it (second argument FALSE).


Возвращаемое значение (Return value)

The function set_item_value returns one of the following:

E_OK The routine succeeded.

E_SYSTEM_ERROR System error occurred (see errno(3)).

E_REQUEST_DENIED The menu driver could not process the request.


Смотри также (See also)

curses(3X), menu(3X).

Примечание (Note)

The header file <menu.h> automatically includes the header file
       <curses.h>.

Портативность (Portability)

These routines emulate the System V menu library.  They were not
       supported on Version 7 or BSD versions.