/*-----------------------------------------------------------------------------+ | The ncurses menu library is Copyright (C) 1995-1997 | | by Juergen Pfeifer | | All Rights Reserved. | | | | Permission to use, copy, modify, and distribute this software and its | | documentation for any purpose and without fee is hereby granted, provided | | that the above copyright notice appear in all copies and that both that | | copyright notice and this permission notice appear in supporting | | documentation, and that the name of the above listed copyright holder(s) not | | be used in advertising or publicity pertaining to distribution of the | | software without specific, written prior permission. | | | | THE ABOVE LISTED COPYRIGHT HOLDER(S) DISCLAIM ALL WARRANTIES WITH REGARD TO | | THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT- | | NESS, IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR | | ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RE- | | SULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, | | NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH | | THE USE OR PERFORMANCE OF THIS SOFTWARE. | +-----------------------------------------------------------------------------*/ /*************************************************************************** * Module menu_hook * * Assign application specific routines for automatic invocation by menus * ***************************************************************************/ #include "menu.priv.h" MODULE_ID("$Id: m_hook.c,v 1.4 1997/05/01 16:47:26 juergen Exp $") /* "Template" macro to generate function to set application specific hook */ #define GEN_HOOK_SET_FUNCTION( typ, name ) \ int set_ ## typ ## _ ## name (MENU *menu, Menu_Hook func )\ {\ (Normalize_Menu(menu) -> typ ## name = func );\ RETURN(E_OK);\ } /* "Template" macro to generate function to get application specific hook */ #define GEN_HOOK_GET_FUNCTION( typ, name ) \ Menu_Hook typ ## _ ## name ( const MENU *menu )\ {\ return (Normalize_Menu(menu) -> typ ## name);\ } /*--------------------------------------------------------------------------- | Facility : libnmenu | Function : int set_menu_init(MENU *menu, void (*f)(MENU *)) | | Description : Set user-exit which is called when menu is posted | or just after the top row changes. | | Return Values : E_OK - success +--------------------------------------------------------------------------*/ GEN_HOOK_SET_FUNCTION( menu, init ) /*--------------------------------------------------------------------------- | Facility : libnmenu | Function : void (*)(MENU *) menu_init(const MENU *menu) | | Description : Return address of user-exit function which is called | when a menu is posted or just after the top row | changes. | | Return Values : Menu init function address or NULL +--------------------------------------------------------------------------*/ GEN_HOOK_GET_FUNCTION( menu, init ) /*--------------------------------------------------------------------------- | Facility : libnmenu | Function : int set_menu_term (MENU *menu, void (*f)(MENU *)) | | Description : Set user-exit which is called when menu is unposted | or just before the top row changes. | | Return Values : E_OK - success +--------------------------------------------------------------------------*/ GEN_HOOK_SET_FUNCTION( menu, term ) /*--------------------------------------------------------------------------- | Facility : libnmenu | Function : void (*)(MENU *) menu_term(const MENU *menu) | | Description : Return address of user-exit function which is called | when a menu is unposted or just before the top row | changes. | | Return Values : Menu finalization function address or NULL +--------------------------------------------------------------------------*/ GEN_HOOK_GET_FUNCTION( menu, term ) /*--------------------------------------------------------------------------- | Facility : libnmenu | Function : int set_item_init (MENU *menu, void (*f)(MENU *)) | | Description : Set user-exit which is called when menu is posted | or just after the current item changes. | | Return Values : E_OK - success +--------------------------------------------------------------------------*/ GEN_HOOK_SET_FUNCTION( item, init ) /*--------------------------------------------------------------------------- | Facility : libnmenu | Function : void (*)(MENU *) item_init (const MENU *menu) | | Description : Return address of user-exit function which is called | when a menu is posted or just after the current item | changes. | | Return Values : Item init function address or NULL +--------------------------------------------------------------------------*/ GEN_HOOK_GET_FUNCTION( item, init ) /*--------------------------------------------------------------------------- | Facility : libnmenu | Function : int set_item_term (MENU *menu, void (*f)(MENU *)) | | Description : Set user-exit which is called when menu is unposted | or just before the current item changes. | | Return Values : E_OK - success +--------------------------------------------------------------------------*/ GEN_HOOK_SET_FUNCTION( item, term ) /*--------------------------------------------------------------------------- | Facility : libnmenu | Function : void (*)(MENU *) item_init (const MENU *menu) | | Description : Return address of user-exit function which is called | when a menu is unposted or just before the current item | changes. | | Return Values : Item finalization function address or NULL +--------------------------------------------------------------------------*/ GEN_HOOK_GET_FUNCTION( item, term ) /* m_hook.c ends here */