111 lines
4.9 KiB
C
111 lines
4.9 KiB
C
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/****************************************************************************
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* Copyright (c) 1998-2005,2010 Free Software Foundation, Inc. *
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a *
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* copy of this software and associated documentation files (the *
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* "Software"), to deal in the Software without restriction, including *
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* without limitation the rights to use, copy, modify, merge, publish, *
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* distribute, distribute with modifications, sublicense, and/or sell *
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* copies of the Software, and to permit persons to whom the Software is *
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* furnished to do so, subject to the following conditions: *
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* *
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* The above copyright notice and this permission notice shall be included *
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* in all copies or substantial portions of the Software. *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
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* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
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* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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* *
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* Except as contained in this notice, the name(s) of the above copyright *
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* holders shall not be used in advertising or otherwise to promote the *
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* sale, use or other dealings in this Software without prior written *
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* authorization. *
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****************************************************************************/
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/****************************************************************************
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* Author: Juergen Pfeifer, 1995,1997 *
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****************************************************************************/
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/***************************************************************************
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* Module m_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 1.17 2010/01/23 21:20:10 tom 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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NCURSES_EXPORT(int)
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set_menu_items(MENU * menu, ITEM ** items)
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{
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T((T_CALLED("set_menu_items(%p,%p)"), (void *)menu, (void *)items));
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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 array of the menu
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| Return Values : NULL on error
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+--------------------------------------------------------------------------*/
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NCURSES_EXPORT(ITEM **)
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menu_items(const MENU * menu)
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{
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T((T_CALLED("menu_items(%p)"), (const void *)menu));
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returnItemPtr(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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NCURSES_EXPORT(int)
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item_count(const MENU * menu)
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{
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T((T_CALLED("item_count(%p)"), (const void *)menu));
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returnCode(menu ? menu->nitems : -1);
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}
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/* m_items.c ends here */
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