150276Speter/**************************************************************************** 2166124Srafan * Copyright (c) 1998-2003,2004 Free Software Foundation, Inc. * 350276Speter * * 450276Speter * Permission is hereby granted, free of charge, to any person obtaining a * 550276Speter * copy of this software and associated documentation files (the * 650276Speter * "Software"), to deal in the Software without restriction, including * 750276Speter * without limitation the rights to use, copy, modify, merge, publish, * 850276Speter * distribute, distribute with modifications, sublicense, and/or sell * 950276Speter * copies of the Software, and to permit persons to whom the Software is * 1050276Speter * furnished to do so, subject to the following conditions: * 1150276Speter * * 1250276Speter * The above copyright notice and this permission notice shall be included * 1350276Speter * in all copies or substantial portions of the Software. * 1450276Speter * * 1550276Speter * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 1650276Speter * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 1750276Speter * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 1850276Speter * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 1950276Speter * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 2050276Speter * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 2150276Speter * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 2250276Speter * * 2350276Speter * Except as contained in this notice, the name(s) of the above copyright * 2450276Speter * holders shall not be used in advertising or otherwise to promote the * 2550276Speter * sale, use or other dealings in this Software without prior written * 2650276Speter * authorization. * 2750276Speter ****************************************************************************/ 2850276Speter 2950276Speter/**************************************************************************** 30166124Srafan * Author: Juergen Pfeifer, 1995,1997 * 3150276Speter ****************************************************************************/ 3250276Speter 3350276Speter/*************************************************************************** 3450276Speter* Module m_item_val * 3550276Speter* Set and get menus item values * 3650276Speter***************************************************************************/ 3750276Speter 3850276Speter#include "menu.priv.h" 3950276Speter 40166124SrafanMODULE_ID("$Id: m_item_val.c,v 1.14 2004/12/11 23:29:34 tom Exp $") 4150276Speter 4250276Speter/*--------------------------------------------------------------------------- 4350276Speter| Facility : libnmenu 4450276Speter| Function : int set_item_value(ITEM *item, int value) 4550276Speter| 46166124Srafan| Description : Programmatically set the item's selection value. This is 4750276Speter| only allowed if the item is selectable at all and if 4850276Speter| it is not connected to a single-valued menu. 4950276Speter| If the item is connected to a posted menu, the menu 5050276Speter| will be redisplayed. 5150276Speter| 5250276Speter| Return Values : E_OK - success 5350276Speter| E_REQUEST_DENIED - not selectable or single valued menu 5450276Speter+--------------------------------------------------------------------------*/ 5576726SpeterNCURSES_EXPORT(int) 56166124Srafanset_item_value(ITEM * item, bool value) 5750276Speter{ 5850276Speter MENU *menu; 59166124Srafan 60166124Srafan T((T_CALLED("set_item_value(%p,%d)"), item, value)); 6150276Speter if (item) 6250276Speter { 6350276Speter menu = item->imenu; 64166124Srafan 6550276Speter if ((!(item->opt & O_SELECTABLE)) || 66166124Srafan (menu && (menu->opt & O_ONEVALUE))) 6750276Speter RETURN(E_REQUEST_DENIED); 68166124Srafan 6950276Speter if (item->value ^ value) 7050276Speter { 7150276Speter item->value = value ? TRUE : FALSE; 7250276Speter if (menu) 7350276Speter { 7450276Speter if (menu->status & _POSTED) 7550276Speter { 76166124Srafan Move_And_Post_Item(menu, item); 7750276Speter _nc_Show_Menu(menu); 7850276Speter } 7950276Speter } 8050276Speter } 8150276Speter } 8250276Speter else 8350276Speter _nc_Default_Item.value = value; 84166124Srafan 8550276Speter RETURN(E_OK); 8650276Speter} 8750276Speter 8850276Speter/*--------------------------------------------------------------------------- 8950276Speter| Facility : libnmenu 9050276Speter| Function : bool item_value(const ITEM *item) 9150276Speter| 9250276Speter| Description : Return the selection value of the item 9350276Speter| 9450276Speter| Return Values : TRUE - if item is selected 9550276Speter| FALSE - if item is not selected 9650276Speter+--------------------------------------------------------------------------*/ 9776726SpeterNCURSES_EXPORT(bool) 98166124Srafanitem_value(const ITEM * item) 9950276Speter{ 100166124Srafan T((T_CALLED("item_value(%p)"), item)); 101166124Srafan returnBool((Normalize_Item(item)->value) ? TRUE : FALSE); 10250276Speter} 10350276Speter 10450276Speter/* m_item_val.c ends here */ 105