1/****************************************************************************
2 * Copyright (c) 1998-2004,2010 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
40MODULE_ID("$Id: m_win.c,v 1.17 2010/01/23 21:20:11 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+--------------------------------------------------------------------------*/
51NCURSES_EXPORT(int)
52set_menu_win(MENU * menu, WINDOW *win)
53{
54  T((T_CALLED("set_menu_win(%p,%p)"), (void *)menu, (void *)win));
55
56  if (menu)
57    {
58      if (menu->status & _POSTED)
59	RETURN(E_POSTED);
60      else
61#if NCURSES_SP_FUNCS
62	{
63	  /* We ensure that userwin is never null. So even if a null
64	     WINDOW parameter is passed, we store the SCREENS stdscr.
65	     The only MENU that can have a null userwin is the static
66	     _nc_default_Menu.
67	   */
68	  SCREEN *sp = _nc_screen_of(menu->userwin);
69
70	  menu->userwin = win ? win : sp->_stdscr;
71	  _nc_Calculate_Item_Length_and_Width(menu);
72	}
73#else
74	menu->userwin = win;
75#endif
76    }
77  else
78    _nc_Default_Menu.userwin = win;
79
80  RETURN(E_OK);
81}
82
83/*---------------------------------------------------------------------------
84|   Facility      :  libnmenu
85|   Function      :  WINDOW* menu_win(const MENU*)
86|
87|   Description   :  Returns pointer to the window of the menu
88|
89|   Return Values :  NULL on error, otherwise pointer to window
90+--------------------------------------------------------------------------*/
91NCURSES_EXPORT(WINDOW *)
92menu_win(const MENU * menu)
93{
94  const MENU *m = Normalize_Menu(menu);
95
96  T((T_CALLED("menu_win(%p)"), (const void *)menu));
97  returnWin(Get_Menu_UserWin(m));
98}
99
100/* m_win.c ends here */
101