xref: /openbsd-src/lib/libform/frm_win.c (revision c7ef0cfc17afcba97172c25e1e3a943e893bc632)
1 /*	$OpenBSD: frm_win.c,v 1.9 2023/10/17 09:52:10 nicm Exp $	*/
2 /****************************************************************************
3  * Copyright 2020,2021 Thomas E. Dickey                                     *
4  * Copyright 1998-2009,2010 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     *
27  * sale, use or other dealings in this Software without prior written       *
28  * authorization.                                                           *
29  ****************************************************************************/
30 
31 /****************************************************************************
32  *   Author:  Juergen Pfeifer, 1995,1997                                    *
33  ****************************************************************************/
34 
35 #include "form.priv.h"
36 
37 MODULE_ID("$Id: frm_win.c,v 1.9 2023/10/17 09:52:10 nicm Exp $")
38 
39 /*---------------------------------------------------------------------------
40 |   Facility      :  libnform
41 |   Function      :  int set_form_win(FORM *form,WINDOW *win)
42 |
43 |   Description   :  Set the window of the form to win.
44 |
45 |   Return Values :  E_OK       - success
46 |                    E_POSTED   - form is posted
47 +--------------------------------------------------------------------------*/
FORM_EXPORT(int)48 FORM_EXPORT(int)
49 set_form_win(FORM *form, WINDOW *win)
50 {
51   T((T_CALLED("set_form_win(%p,%p)"), (void *)form, (void *)win));
52 
53   if (form && (form->status & _POSTED))
54     RETURN(E_POSTED);
55   else
56     {
57 #if NCURSES_SP_FUNCS
58       FORM *f = Normalize_Form(form);
59 
60       f->win = win ? win : StdScreen(Get_Form_Screen(f));
61       RETURN(E_OK);
62 #else
63       Normalize_Form(form)->win = win;
64       RETURN(E_OK);
65 #endif
66     }
67 }
68 
69 /*---------------------------------------------------------------------------
70 |   Facility      :  libnform
71 |   Function      :  WINDOW *form_win(const FORM *)
72 |
73 |   Description   :  Retrieve the window of the form.
74 |
75 |   Return Values :  The pointer to the Window or stdscr if there is none.
76 +--------------------------------------------------------------------------*/
77 FORM_EXPORT(WINDOW *)
form_win(const FORM * form)78 form_win(const FORM *form)
79 {
80   WINDOW *result;
81   const FORM *f;
82 
83   T((T_CALLED("form_win(%p)"), (const void *)form));
84 
85   f = Normalize_Form(form);
86 #if NCURSES_SP_FUNCS
87   result = (f->win ? f->win : StdScreen(Get_Form_Screen(f)));
88 #else
89   result = (f->win ? f->win : stdscr);
90 #endif
91   returnWin(result);
92 }
93 
94 /* frm_win.c ends here */
95