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94 lines
4.1 KiB
C
94 lines
4.1 KiB
C
/*-----------------------------------------------------------------------------+
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| The ncurses menu library is Copyright (C) 1995-1997 |
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| by Juergen Pfeifer <Juergen.Pfeifer@T-Online.de> |
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| All Rights Reserved. |
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| Permission to use, copy, modify, and distribute this software and its |
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| documentation for any purpose and without fee is hereby granted, provided |
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| that the above copyright notice appear in all copies and that both that |
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| copyright notice and this permission notice appear in supporting |
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| documentation, and that the name of the above listed copyright holder(s) not |
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| be used in advertising or publicity pertaining to distribution of the |
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| software without specific, written prior permission. |
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| THE ABOVE LISTED COPYRIGHT HOLDER(S) DISCLAIM ALL WARRANTIES WITH REGARD TO |
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| THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT- |
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| NESS, IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR |
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| ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RE- |
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| SULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, |
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| NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH |
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| THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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+-----------------------------------------------------------------------------*/
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/***************************************************************************
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* Module menu_items *
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* Connect and disconnect items to and from menus *
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***************************************************************************/
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#include "menu.priv.h"
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MODULE_ID("$Id: m_items.c,v 1.4 1997/05/01 16:47:26 juergen Exp $")
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/*---------------------------------------------------------------------------
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| Facility : libnmenu
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| Function : int set_menu_items(MENU *menu, ITEM **items)
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| Description : Sets the item pointer array connected to menu.
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| Return Values : E_OK - success
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| E_POSTED - menu is already posted
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| E_CONNECTED - one or more items are already connected
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| to another menu.
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| E_BAD_ARGUMENT - An incorrect menu or item array was
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| passed to the function
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+--------------------------------------------------------------------------*/
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int set_menu_items(MENU * menu, ITEM ** items)
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{
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if (!menu || (items && !(*items)))
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RETURN(E_BAD_ARGUMENT);
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if ( menu->status & _POSTED )
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RETURN(E_POSTED);
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if (menu->items)
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_nc_Disconnect_Items(menu);
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if (items)
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{
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if(!_nc_Connect_Items( menu, items ))
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RETURN(E_CONNECTED);
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}
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menu->items = items;
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RETURN(E_OK);
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}
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/*---------------------------------------------------------------------------
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| Facility : libnmenu
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| Function : ITEM **menu_items(const MENU *menu)
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| Description : Returns a pointer to the item pointer arry of the menu
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| Return Values : NULL on error
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+--------------------------------------------------------------------------*/
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ITEM **menu_items(const MENU *menu)
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{
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return(menu ? menu->items : (ITEM **)0);
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}
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/*---------------------------------------------------------------------------
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| Facility : libnmenu
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| Function : int item_count(const MENU *menu)
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| Description : Get the number of items connected to the menu. If the
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| menu pointer is NULL we return -1.
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| Return Values : Number of items or -1 to indicate error.
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+--------------------------------------------------------------------------*/
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int item_count(const MENU *menu)
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{
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return(menu ? menu->nitems : -1);
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}
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/* m_items.c ends here */
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