contrib/ncurses-5.4/menu/m_win.c

   1 /****************************************************************************
   2  * Copyright (c) 1998-2002,2003 Free Software Foundation, Inc.              *
   3  *                                                                          *
   4  * Permission is hereby granted, free of charge, to any person obtaining a  *
   5  * copy of this software and associated documentation files (the            *
   6  * "Software"), to deal in the Software without restriction, including      *
   7  * without limitation the rights to use, copy, modify, merge, publish,      *
   8  * distribute, distribute with modifications, sublicense, and/or sell       *
   9  * copies of the Software, and to permit persons to whom the Software is    *
  10  * furnished to do so, subject to the following conditions:                 *
  11  *                                                                          *
  12  * The above copyright notice and this permission notice shall be included  *
  13  * in all copies or substantial portions of the Software.                   *
  14  *                                                                          *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
  16  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
  17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
  18  * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
  19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
  20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
  21  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
  22  *                                                                          *
  23  * Except as contained in this notice, the name(s) of the above copyright   *
  24  * holders shall not be used in advertising or otherwise to promote the     *
  25  * sale, use or other dealings in this Software without prior written       *
  26  * authorization.                                                           *
  27  ****************************************************************************/
  28
  29 /****************************************************************************
  30  *   Author:  Juergen Pfeifer, 1995,1997                                    *
  31  ****************************************************************************/
  32
  33 /***************************************************************************
  34 * Module m_win                                                             *
  35 * Menus window association routines                                        *
  36 ***************************************************************************/
  37
  38 #include "menu.priv.h"
  39
  40 MODULE_ID("$Id: m_win.c,v 1.12 2003/10/25 15:23:42 tom Exp $")
  41
  42 /*---------------------------------------------------------------------------
  43 |   Facility      :  libnmenu
  44 |   Function      :  int set_menu_win(MENU *menu, WINDOW *win)
  45 |
  46 |   Description   :  Sets the window of the menu.
  47 |
  48 |   Return Values :  E_OK               - success
  49 |                    E_POSTED           - menu is already posted
  50 +--------------------------------------------------------------------------*/
  51 NCURSES_EXPORT(int)
  52 set_menu_win (MENU *menu, WINDOW *win)
  53 {
  54   if (menu)
  55     {
  56       if ( menu->status & _POSTED )
  57         RETURN(E_POSTED);
  58       menu->userwin = win;
  59       _nc_Calculate_Item_Length_and_Width(menu);
  60     }
  61   else
  62     _nc_Default_Menu.userwin = win;
  63
  64   RETURN(E_OK);
  65 }
  66
  67 /*---------------------------------------------------------------------------
  68 |   Facility      :  libnmenu
  69 |   Function      :  WINDOW *menu_win(const MENU *)
  70 |
  71 |   Description   :  Returns pointer to the window of the menu
  72 |
  73 |   Return Values :  NULL on error, otherwise pointer to window
  74 +--------------------------------------------------------------------------*/
  75 NCURSES_EXPORT(WINDOW *)
  76 menu_win (const MENU *menu)
  77 {
  78   const MENU* m = Normalize_Menu(menu);
  79   return (m->userwin ? m->userwin : stdscr);
  80 }
  81
  82 /* m_win.c ends here */