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/* $OpenBSD: m_items.c,v 1.8 2023/10/17 09:52:10 nicm Exp $ */
/****************************************************************************
* Copyright 2020,2021 Thomas E. Dickey *
* Copyright 1998-2005,2010 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_items *
* Connect and disconnect items to and from menus *
***************************************************************************/
#include "menu.priv.h"
MODULE_ID("$Id: m_items.c,v 1.8 2023/10/17 09:52:10 nicm Exp $")
/*---------------------------------------------------------------------------
| Facility : libnmenu
| Function : int set_menu_items(MENU *menu, ITEM **items)
|
| Description : Sets the item pointer array connected to menu.
|
| Return Values : E_OK - success
| E_POSTED - menu is already posted
| E_CONNECTED - one or more items are already connected
| to another menu.
| E_BAD_ARGUMENT - An incorrect menu or item array was
| passed to the function
+--------------------------------------------------------------------------*/
MENU_EXPORT(int)
set_menu_items(MENU *menu, ITEM **items)
{
T((T_CALLED("set_menu_items(%p,%p)"), (void *)menu, (void *)items));
if (!menu || (items && !(*items)))
RETURN(E_BAD_ARGUMENT);
if (menu->status & _POSTED)
RETURN(E_POSTED);
if (menu->items)
_nc_Disconnect_Items(menu);
if (items)
{
if (!_nc_Connect_Items(menu, items))
RETURN(E_CONNECTED);
}
menu->items = items;
RETURN(E_OK);
}
/*---------------------------------------------------------------------------
| Facility : libnmenu
| Function : ITEM **menu_items(const MENU *menu)
|
| Description : Returns a pointer to the item pointer array of the menu
|
| Return Values : NULL on error
+--------------------------------------------------------------------------*/
MENU_EXPORT(ITEM **)
menu_items(const MENU *menu)
{
T((T_CALLED("menu_items(%p)"), (const void *)menu));
returnItemPtr(menu ? menu->items : (ITEM **)0);
}
/*---------------------------------------------------------------------------
| Facility : libnmenu
| Function : int item_count(const MENU *menu)
|
| Description : Get the number of items connected to the menu. If the
| menu pointer is NULL we return -1.
|
| Return Values : Number of items or -1 to indicate error.
+--------------------------------------------------------------------------*/
MENU_EXPORT(int)
item_count(const MENU *menu)
{
T((T_CALLED("item_count(%p)"), (const void *)menu));
returnCode(menu ? menu->nitems : -1);
}
/* m_items.c ends here */
|
