1 /* $OpenBSD: fld_ftchoice.c,v 1.7 2023/10/17 09:52:10 nicm Exp $ */
2 /****************************************************************************
3 * Copyright 2018-2020,2021 Thomas E. Dickey *
4 * Copyright 1998-2012,2016 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: fld_ftchoice.c,v 1.7 2023/10/17 09:52:10 nicm Exp $")
38
39 /*---------------------------------------------------------------------------
40 | Facility : libnform
41 | Function : int set_fieldtype_choice(
42 | FIELDTYPE *typ,
43 | bool (* const next_choice)(FIELD *,const void *),
44 | bool (* const prev_choice)(FIELD *,const void *))
45 |
46 | Description : Define implementation of enumeration requests.
47 |
48 | Return Values : E_OK - success
49 | E_BAD_ARGUMENT - invalid arguments
50 +--------------------------------------------------------------------------*/
FORM_EXPORT(int)51 FORM_EXPORT(int)
52 set_fieldtype_choice(FIELDTYPE *typ,
53 bool (*const next_choice) (FIELD *, const void *),
54 bool (*const prev_choice) (FIELD *, const void *))
55 {
56 TR_FUNC_BFR(2);
57
58 T((T_CALLED("set_fieldtype_choice(%p,%s,%s)"),
59 (void *)typ,
60 TR_FUNC_ARG(0, next_choice),
61 TR_FUNC_ARG(1, prev_choice)));
62
63 if (!typ || !next_choice || !prev_choice)
64 RETURN(E_BAD_ARGUMENT);
65
66 SetStatus(typ, _HAS_CHOICE);
67 #if NCURSES_INTEROP_FUNCS
68 typ->enum_next.onext = next_choice;
69 typ->enum_prev.oprev = prev_choice;
70 #else
71 typ->next = next_choice;
72 typ->prev = prev_choice;
73 #endif
74 RETURN(E_OK);
75 }
76
77 /* fld_ftchoice.c ends here */
78