/* $OpenBSD: m_item_val.c,v 1.6 2001/01/22 18:02:04 millert Exp $ */ /**************************************************************************** * Copyright (c) 1998,2000 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 <juergen.pfeifer@gmx.net> 1995,1997 * ****************************************************************************/ /*************************************************************************** * Module m_item_val * * Set and get menus item values * ***************************************************************************/ #include "menu.priv.h" MODULE_ID("$From: m_item_val.c,v 1.9 2000/12/10 02:16:48 tom Exp $") /*--------------------------------------------------------------------------- | Facility : libnmenu | Function : int set_item_value(ITEM *item, int value) | | Description : Programmatically set the items selection value. This is | only allowed if the item is selectable at all and if | it is not connected to a single-valued menu. | If the item is connected to a posted menu, the menu | will be redisplayed. | | Return Values : E_OK - success | E_REQUEST_DENIED - not selectable or single valued menu +--------------------------------------------------------------------------*/ NCURSES_EXPORT(int) set_item_value (ITEM *item, bool value) { MENU *menu; if (item) { menu = item->imenu; if ((!(item->opt & O_SELECTABLE)) || (menu && (menu->opt & O_ONEVALUE))) RETURN(E_REQUEST_DENIED); if (item->value ^ value) { item->value = value ? TRUE : FALSE; if (menu) { if (menu->status & _POSTED) { Move_And_Post_Item(menu,item); _nc_Show_Menu(menu); } } } } else _nc_Default_Item.value = value; RETURN(E_OK); } /*--------------------------------------------------------------------------- | Facility : libnmenu | Function : bool item_value(const ITEM *item) | | Description : Return the selection value of the item | | Return Values : TRUE - if item is selected | FALSE - if item is not selected +--------------------------------------------------------------------------*/ NCURSES_EXPORT(bool) item_value (const ITEM *item) { return ((Normalize_Item(item)->value) ? TRUE : FALSE); } /* m_item_val.c ends here */