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Name

menu_hook, set_item_init, item_init, set_item_term, item_term, set_menu_init, menu_init, set_menu_term, menu_term - assign application-specific routines for automatic invocation by menus

Synopsis

cc [ flag ... ] file ... -lmenu -lcurses [ library .. ]

#include <menu.h>

int set_item_init(MENU *menu, void (*func)(MENU *));

void (*item_init)(MENU *menu);

int set_item_term(MENU *menu, void (*func)(MENU *));

void (*item_term)(MENU *menu);

int set_menu_init(MENU *menu, void (*func)(MENU *));

void (*menu_init)(MENU *menu);

int set_menu_term(MENU *menu, void (*func)(MENU *));

void (*menu_term)(MENU *menu);

MT-Level

Unsafe

Description

set_item_init() assigns the application-defined function to be called when the menu is posted and just after the current item changes. item_init() returns a pointer to the item initialization routine, if any, called when the menu is posted and just after the current item changes.

set_item_term() assigns an application-defined function to be called when the menu is unposted and just before the current item changes. item_term() returns a pointer to the termination function, if any, called when the menu is unposted and just before the current item changes.

set_menu_init() assigns an application-defined function to be called when the menu is posted and just after the top row changes on a posted menu. menu_init() returns a pointer to the menu initialization routine, if any, called when the menu is posted and just after the top row changes on a posted menu.

set_menu_term() assigns an application-defined function to be called when the menu is unposted and just before the top row changes on a posted menu. menu_term() returns a pointer to the menu termination routine, if any, called when the menu is unposted and just before the top row changes on a posted menu.

Return Values

Routines that return pointers always return NULL on error. Routines that return an integer return one of the following: 
E_OK        The routine returned successfully.
E_SYSTEM_ERROR        System error.

See Also

curses(3X) , menus(3X)

Notes

The header <menu.h> automatically includes the headers <eti.h> and <curses.h>.

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