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#include "form.priv.h"
34
35MODULE_ID("$Id: fld_type.c,v 1.16 2010/01/23 21:14:36 tom Exp $")
36
37/*---------------------------------------------------------------------------
38|   Facility      :  libnform
39|   Function      :  int set_field_type(FIELD *field, FIELDTYPE *type,...)
40|
41|   Description   :  Associate the specified fieldtype with the field.
42|                    Certain field types take additional arguments. Look
43|                    at the spec of the field types !
44|
45|   Return Values :  E_OK           - success
46|                    E_SYSTEM_ERROR - system error
47+--------------------------------------------------------------------------*/
48NCURSES_EXPORT(int)
49set_field_type(FIELD *field, FIELDTYPE *type,...)
50{
51  va_list ap;
52  int res = E_SYSTEM_ERROR;
53  int err = 0;
54
55  T((T_CALLED("set_field_type(%p,%p)"), (void *)field, (void *)type));
56
57  va_start(ap, type);
58
59  Normalize_Field(field);
60  _nc_Free_Type(field);
61
62  field->type = type;
63  field->arg = (void *)_nc_Make_Argument(field->type, &ap, &err);
64
65  if (err)
66    {
67      _nc_Free_Argument(field->type, (TypeArgument *)(field->arg));
68      field->type = (FIELDTYPE *)0;
69      field->arg = (void *)0;
70    }
71  else
72    {
73      res = E_OK;
74      if (field->type)
75	field->type->ref++;
76    }
77
78  va_end(ap);
79  RETURN(res);
80}
81
82/*---------------------------------------------------------------------------
83|   Facility      :  libnform
84|   Function      :  FIELDTYPE *field_type(const FIELD *field)
85|
86|   Description   :  Retrieve the associated fieldtype for this field.
87|
88|   Return Values :  Pointer to fieldtype of NULL if none is defined.
89+--------------------------------------------------------------------------*/
90NCURSES_EXPORT(FIELDTYPE *)
91field_type(const FIELD *field)
92{
93  T((T_CALLED("field_type(%p)"), (const void *)field));
94  returnFieldType(Normalize_Field(field)->type);
95}
96
97/* fld_type.c ends here */
98