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/* $OpenBSD: m_item_val.c,v 1.7 2010/01/12 23:22:08 nicm Exp $ */ |
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/**************************************************************************** |
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* Copyright (c) 1998-2003,2004 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_item_val * |
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* Set and get menus item values * |
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***************************************************************************/ |
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#include "menu.priv.h" |
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MODULE_ID("$Id: m_item_val.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_item_value(ITEM *item, int value) |
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| |
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| Description : Programmatically set the item's selection value. This is |
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| only allowed if the item is selectable at all and if |
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| it is not connected to a single-valued menu. |
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| If the item is connected to a posted menu, the menu |
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| will be redisplayed. |
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| |
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| Return Values : E_OK - success |
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| E_REQUEST_DENIED - not selectable or single valued menu |
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+--------------------------------------------------------------------------*/ |
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NCURSES_EXPORT(int) |
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set_item_value(ITEM * item, bool value) |
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{ |
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MENU *menu; |
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T((T_CALLED("set_item_value(%p,%d)"), item, value)); |
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if (item) |
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{ |
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menu = item->imenu; |
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if ((!(item->opt & O_SELECTABLE)) || |
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(menu && (menu->opt & O_ONEVALUE))) |
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RETURN(E_REQUEST_DENIED); |
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if (item->value ^ value) |
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{ |
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item->value = value ? TRUE : FALSE; |
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if (menu) |
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{ |
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if (menu->status & _POSTED) |
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{ |
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Move_And_Post_Item(menu, item); |
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_nc_Show_Menu(menu); |
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} |
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} |
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} |
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} |
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else |
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_nc_Default_Item.value = value; |
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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 : bool item_value(const ITEM *item) |
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| Description : Return the selection value of the item |
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| Return Values : TRUE - if item is selected |
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| FALSE - if item is not selected |
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+--------------------------------------------------------------------------*/ |
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NCURSES_EXPORT(bool) |
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item_value(const ITEM * item) |
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{ |
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T((T_CALLED("item_value(%p)"), item)); |
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returnBool((Normalize_Item(item)->value) ? TRUE : FALSE); |
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} |
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/* m_item_val.c ends here */ |