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/****************************************************************************
* Copyright (c) 1998-2004,2010 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
* "Software"), to deal in the Software without restriction, including *
* without limitation the rights to use, copy, modify, merge, publish, *
* distribute, distribute with modifications, sublicense, and/or sell *
* copies of the Software, and to permit persons to whom the Software is *
* furnished to do so, subject to the following conditions: *
* *
* The above copyright notice and this permission notice shall be included *
* in all copies or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
* *
* Except as contained in this notice, the name(s) of the above copyright *
* holders shall not be used in advertising or otherwise to promote the *
* sale, use or other dealings in this Software without prior written *
* authorization. *
****************************************************************************/
/****************************************************************************
* Author: Juergen Pfeifer, 1995,1997 *
****************************************************************************/
/***************************************************************************
* Module m_hook *
* Assign application specific routines for automatic invocation by menus *
***************************************************************************/
#include "menu.priv.h"
MODULE_ID("$Id: m_hook.c,v 1.15 2010/01/23 21:16:54 tom Exp $")
/* "Template" macro to generate function to set application specific hook */
#define GEN_HOOK_SET_FUNCTION( typ, name ) \
NCURSES_IMPEXP int NCURSES_API set_ ## typ ## _ ## name (MENU *menu, Menu_Hook func )\
{\
T((T_CALLED("set_" #typ "_" #name "(%p,%p)"), menu, 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 ) \
NCURSES_IMPEXP Menu_Hook NCURSES_API typ ## _ ## name ( const MENU *menu )\
{\
T((T_CALLED(#typ "_" #name "(%p)"), (const void *) menu));\
returnMenuHook(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 */
|
