1/****************************************************************************
2 * Copyright 2020 Thomas E. Dickey                                          *
3 * Copyright 1998-2009,2010 Free Software Foundation, Inc.                  *
4 *                                                                          *
5 * Permission is hereby granted, free of charge, to any person obtaining a  *
6 * copy of this software and associated documentation files (the            *
7 * "Software"), to deal in the Software without restriction, including      *
8 * without limitation the rights to use, copy, modify, merge, publish,      *
9 * distribute, distribute with modifications, sublicense, and/or sell       *
10 * copies of the Software, and to permit persons to whom the Software is    *
11 * furnished to do so, subject to the following conditions:                 *
12 *                                                                          *
13 * The above copyright notice and this permission notice shall be included  *
14 * in all copies or substantial portions of the Software.                   *
15 *                                                                          *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
19 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
22 * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
23 *                                                                          *
24 * Except as contained in this notice, the name(s) of the above copyright   *
25 * holders shall not be used in advertising or otherwise to promote the     *
26 * sale, use or other dealings in this Software without prior written       *
27 * authorization.                                                           *
28 ****************************************************************************/
29
30/****************************************************************************
31 *   Author:  Juergen Pfeifer, 1995,1997                                    *
32 ****************************************************************************/
33
34/***************************************************************************
35* Module m_win                                                             *
36* Menus window association routines                                        *
37***************************************************************************/
38
39#include "menu.priv.h"
40
41MODULE_ID("$Id: m_win.c,v 1.18 2020/02/02 23:34:34 tom Exp $")
42
43/*---------------------------------------------------------------------------
44|   Facility      :  libnmenu
45|   Function      :  int set_menu_win(MENU *menu, WINDOW *win)
46|
47|   Description   :  Sets the window of the menu.
48|
49|   Return Values :  E_OK               - success
50|                    E_POSTED           - menu is already posted
51+--------------------------------------------------------------------------*/
52NCURSES_EXPORT(int)
53set_menu_win(MENU * menu, WINDOW *win)
54{
55  T((T_CALLED("set_menu_win(%p,%p)"), (void *)menu, (void *)win));
56
57  if (menu)
58    {
59      if (menu->status & _POSTED)
60	RETURN(E_POSTED);
61      else
62#if NCURSES_SP_FUNCS
63	{
64	  /* We ensure that userwin is never null. So even if a null
65	     WINDOW parameter is passed, we store the SCREENS stdscr.
66	     The only MENU that can have a null userwin is the static
67	     _nc_default_Menu.
68	   */
69	  SCREEN *sp = _nc_screen_of(menu->userwin);
70
71	  menu->userwin = win ? win : sp->_stdscr;
72	  _nc_Calculate_Item_Length_and_Width(menu);
73	}
74#else
75	menu->userwin = win;
76#endif
77    }
78  else
79    _nc_Default_Menu.userwin = win;
80
81  RETURN(E_OK);
82}
83
84/*---------------------------------------------------------------------------
85|   Facility      :  libnmenu
86|   Function      :  WINDOW* menu_win(const MENU*)
87|
88|   Description   :  Returns pointer to the window of the menu
89|
90|   Return Values :  NULL on error, otherwise pointer to window
91+--------------------------------------------------------------------------*/
92NCURSES_EXPORT(WINDOW *)
93menu_win(const MENU * menu)
94{
95  const MENU *m = Normalize_Menu(menu);
96
97  T((T_CALLED("menu_win(%p)"), (const void *)menu));
98  returnWin(Get_Menu_UserWin(m));
99}
100
101/* m_win.c ends here */
102