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/* $OpenBSD: m_items.c,v 1.7 2010/01/12 23:22:08 nicm Exp $ */ |
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/**************************************************************************** |
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* Copyright (c) 1998-2004,2005 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 1.7 2010/01/12 23:22:08 nicm 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)"), menu, 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)"), 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)"), menu)); |
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returnCode(menu ? menu->nitems : -1); |
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} |
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/* m_items.c ends here */ |