xref: /openbsd/lib/libmenu/m_win.c (revision 4cfece93)
1 /* $OpenBSD: m_win.c,v 1.7 2010/01/12 23:22:08 nicm Exp $ */
2 
3 /****************************************************************************
4  * Copyright (c) 1998-2003,2004 Free Software Foundation, Inc.              *
5  *                                                                          *
6  * Permission is hereby granted, free of charge, to any person obtaining a  *
7  * copy of this software and associated documentation files (the            *
8  * "Software"), to deal in the Software without restriction, including      *
9  * without limitation the rights to use, copy, modify, merge, publish,      *
10  * distribute, distribute with modifications, sublicense, and/or sell       *
11  * copies of the Software, and to permit persons to whom the Software is    *
12  * furnished to do so, subject to the following conditions:                 *
13  *                                                                          *
14  * The above copyright notice and this permission notice shall be included  *
15  * in all copies or substantial portions of the Software.                   *
16  *                                                                          *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
20  * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
21  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
22  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
23  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
24  *                                                                          *
25  * Except as contained in this notice, the name(s) of the above copyright   *
26  * holders shall not be used in advertising or otherwise to promote the     *
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28  * authorization.                                                           *
29  ****************************************************************************/
30 
31 /****************************************************************************
32  *   Author:  Juergen Pfeifer, 1995,1997                                    *
33  ****************************************************************************/
34 
35 /***************************************************************************
36 * Module m_win                                                             *
37 * Menus window association routines                                        *
38 ***************************************************************************/
39 
40 #include "menu.priv.h"
41 
42 MODULE_ID("$Id: m_win.c,v 1.7 2010/01/12 23:22:08 nicm Exp $")
43 
44 /*---------------------------------------------------------------------------
45 |   Facility      :  libnmenu
46 |   Function      :  int set_menu_win(MENU *menu, WINDOW *win)
47 |
48 |   Description   :  Sets the window of the menu.
49 |
50 |   Return Values :  E_OK               - success
51 |                    E_POSTED           - menu is already posted
52 +--------------------------------------------------------------------------*/
53 NCURSES_EXPORT(int)
54 set_menu_win(MENU * menu, WINDOW *win)
55 {
56   T((T_CALLED("set_menu_win(%p,%p)"), menu, win));
57 
58   if (menu)
59     {
60       if (menu->status & _POSTED)
61 	RETURN(E_POSTED);
62       menu->userwin = win;
63       _nc_Calculate_Item_Length_and_Width(menu);
64     }
65   else
66     _nc_Default_Menu.userwin = win;
67 
68   RETURN(E_OK);
69 }
70 
71 /*---------------------------------------------------------------------------
72 |   Facility      :  libnmenu
73 |   Function      :  WINDOW *menu_win(const MENU *)
74 |
75 |   Description   :  Returns pointer to the window of the menu
76 |
77 |   Return Values :  NULL on error, otherwise pointer to window
78 +--------------------------------------------------------------------------*/
79 NCURSES_EXPORT(WINDOW *)
80 menu_win(const MENU * menu)
81 {
82   const MENU *m = Normalize_Menu(menu);
83 
84   T((T_CALLED("menu_win(%p)"), menu));
85   returnWin(m->userwin ? m->userwin : stdscr);
86 }
87 
88 /* m_win.c ends here */
89