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https://github.com/Aigor44/ncursesw-morphos.git
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9f479192e3
+ improve configure-macro used for dependencies of --disable-leaks such as --with-valgrind + trim trailing blanks from files
115 lines
4.9 KiB
C
115 lines
4.9 KiB
C
/****************************************************************************
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* Copyright 2020,2021 Thomas E. Dickey *
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* Copyright 1998-2004,2010 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_item_cur *
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* Set and get current menus item *
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***************************************************************************/
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#include "menu.priv.h"
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MODULE_ID("$Id: m_item_cur.c,v 1.22 2021/06/17 21:20:30 tom Exp $")
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/*---------------------------------------------------------------------------
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| Facility : libnmenu
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| Function : int set_current_item(MENU *menu, const ITEM *item)
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| Description : Make the item the current item
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| Return Values : E_OK - success
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+--------------------------------------------------------------------------*/
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MENU_EXPORT(int)
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set_current_item(MENU *menu, ITEM *item)
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{
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T((T_CALLED("set_current_item(%p,%p)"), (void *)menu, (void *)item));
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if (menu && item && (item->imenu == menu))
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{
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if (menu->status & _IN_DRIVER)
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RETURN(E_BAD_STATE);
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assert(menu->curitem);
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if (item != menu->curitem)
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{
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if (menu->status & _LINK_NEEDED)
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{
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/*
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* Items are available, but they are not linked together.
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* So we have to link here.
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*/
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_nc_Link_Items(menu);
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}
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assert(menu->pattern);
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Reset_Pattern(menu);
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/* adjust the window to make item visible and update the menu */
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Adjust_Current_Item(menu, menu->toprow, item);
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}
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}
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else
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RETURN(E_BAD_ARGUMENT);
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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 *current_item(const MENU *menu)
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| Description : Return the menus current item
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| Return Values : Item pointer or NULL if failure
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+--------------------------------------------------------------------------*/
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MENU_EXPORT(ITEM *)
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current_item(const MENU *menu)
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{
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T((T_CALLED("current_item(%p)"), (const void *)menu));
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returnItem((menu && menu->items) ? menu->curitem : (ITEM *)0);
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}
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/*---------------------------------------------------------------------------
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| Facility : libnmenu
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| Function : int item_index(const ITEM *)
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| Description : Return the logical index of this item.
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| Return Values : The index or ERR if this is an invalid item pointer
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+--------------------------------------------------------------------------*/
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MENU_EXPORT(int)
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item_index(const ITEM *item)
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{
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T((T_CALLED("item_index(%p)"), (const void *)item));
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returnCode((item && item->imenu) ? item->index : ERR);
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}
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/* m_item_cur.c ends here */
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