/**************************************************************************** * 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, 1995,1997                                    * ****************************************************************************//**************************************************************************** Module m_item_vis                                                        ** Tell if menu item is visible                                             ****************************************************************************/#include "menu.priv.h"MODULE_ID("$Id: m_item_vis.c,v 1.13 2003/10/25 14:54:48 tom Exp $")/*---------------------------------------------------------------------------|   Facility      :  libnmenu  |   Function      :  bool item_visible(const ITEM *item)|   |   Description   :  A item is visible if it currently appears in the|                    subwindow of a posted menu.||   Return Values :  TRUE  if visible|                    FALSE if invisible+--------------------------------------------------------------------------*/NCURSES_EXPORT(bool)item_visible (const ITEM * item){  MENU *menu;    if ( item                                               &&       (menu=item->imenu)                                  &&       (menu->status & _POSTED)                            &&      ( (menu->toprow + menu->arows) > (item->y) )        &&      ( item->y >= menu->toprow) )    return TRUE;  else    return FALSE;}/* m_item_vis.c ends here */