item_visible(3x) [osx man page]

mitem_visible(3X)														 mitem_visible(3X)

NAME

       mitem_visible - check visibility of a menu item

SYNOPSIS

       #include <menu.h>
       bool item_visible(const ITEM *item);

DESCRIPTION

       A menu item is visible when it is in the portion of a posted menu that is mapped onto the screen (if the menu is scrollable, in particular,
       this portion will be smaller than the whole menu).

SEE ALSO

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

NOTES

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

PORTABILITY

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

AUTHORS

       Juergen Pfeifer.  Manual pages and adaptation for new curses by Eric S. Raymond.

																 mitem_visible(3X)

mitem_value(3X) 														   mitem_value(3X)

NAME

       mitem_value - set and get menu item values

SYNOPSIS

       #include <menu.h>
       int set_item_value(ITEM *item, bool value);
       bool item_value(const ITEM *item);

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).

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).

       E_REQUEST_DENIED
	    The menu driver could not process the request.

SEE ALSO

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

NOTES

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

PORTABILITY

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

AUTHORS

       Juergen Pfeifer.  Manual pages and adaptation for new curses by Eric S. Raymond.

																   mitem_value(3X)