1/****************************************************************************
2 * Copyright (c) 1998-2004,2010 Free Software Foundation, Inc.              *
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9 * copies of the Software, and to permit persons to whom the Software is    *
10 * furnished to do so, subject to the following conditions:                 *
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27 ****************************************************************************/
28
29/****************************************************************************
30 *   Author:  Juergen Pfeifer, 1995,1997                                    *
31 ****************************************************************************/
32
33#include "form.priv.h"
34
35MODULE_ID("$Id: fld_opts.c,v 1.12 2010/01/23 21:14:36 tom Exp $")
36
37/*----------------------------------------------------------------------------
38  Field-Options manipulation routines
39  --------------------------------------------------------------------------*/
40
41/*---------------------------------------------------------------------------
42|   Facility      :  libnform
43|   Function      :  int set_field_opts(FIELD *field, Field_Options opts)
44|
45|   Description   :  Turns on the named options for this field and turns
46|                    off all the remaining options.
47|
48|   Return Values :  E_OK            - success
49|                    E_CURRENT       - the field is the current field
50|                    E_BAD_ARGUMENT  - invalid options
51|                    E_SYSTEM_ERROR  - system error
52+--------------------------------------------------------------------------*/
53NCURSES_EXPORT(int)
54set_field_opts(FIELD *field, Field_Options opts)
55{
56  int res = E_BAD_ARGUMENT;
57
58  T((T_CALLED("set_field_opts(%p,%d)"), (void *)field, opts));
59
60  opts &= ALL_FIELD_OPTS;
61  if (!(opts & ~ALL_FIELD_OPTS))
62    res = _nc_Synchronize_Options(Normalize_Field(field), opts);
63  RETURN(res);
64}
65
66/*---------------------------------------------------------------------------
67|   Facility      :  libnform
68|   Function      :  Field_Options field_opts(const FIELD *field)
69|
70|   Description   :  Retrieve the fields options.
71|
72|   Return Values :  The options.
73+--------------------------------------------------------------------------*/
74NCURSES_EXPORT(Field_Options)
75field_opts(const FIELD *field)
76{
77  T((T_CALLED("field_opts(%p)"), (const void *)field));
78
79  returnCode(ALL_FIELD_OPTS & Normalize_Field(field)->opts);
80}
81
82/*---------------------------------------------------------------------------
83|   Facility      :  libnform
84|   Function      :  int field_opts_on(FIELD *field, Field_Options opts)
85|
86|   Description   :  Turns on the named options for this field and all the
87|                    remaining options are unchanged.
88|
89|   Return Values :  E_OK            - success
90|                    E_CURRENT       - the field is the current field
91|                    E_BAD_ARGUMENT  - invalid options
92|                    E_SYSTEM_ERROR  - system error
93+--------------------------------------------------------------------------*/
94NCURSES_EXPORT(int)
95field_opts_on(FIELD *field, Field_Options opts)
96{
97  int res = E_BAD_ARGUMENT;
98
99  T((T_CALLED("field_opts_on(%p,%d)"), (void *)field, opts));
100
101  opts &= ALL_FIELD_OPTS;
102  if (!(opts & ~ALL_FIELD_OPTS))
103    {
104      Normalize_Field(field);
105      res = _nc_Synchronize_Options(field, field->opts | opts);
106    }
107  RETURN(res);
108}
109
110/*---------------------------------------------------------------------------
111|   Facility      :  libnform
112|   Function      :  int field_opts_off(FIELD *field, Field_Options opts)
113|
114|   Description   :  Turns off the named options for this field and all the
115|                    remaining options are unchanged.
116|
117|   Return Values :  E_OK            - success
118|                    E_CURRENT       - the field is the current field
119|                    E_BAD_ARGUMENT  - invalid options
120|                    E_SYSTEM_ERROR  - system error
121+--------------------------------------------------------------------------*/
122NCURSES_EXPORT(int)
123field_opts_off(FIELD *field, Field_Options opts)
124{
125  int res = E_BAD_ARGUMENT;
126
127  T((T_CALLED("field_opts_off(%p,%d)"), (void *)field, opts));
128
129  opts &= ALL_FIELD_OPTS;
130  if (!(opts & ~ALL_FIELD_OPTS))
131    {
132      Normalize_Field(field);
133      res = _nc_Synchronize_Options(field, field->opts & ~opts);
134    }
135  RETURN(res);
136}
137
138/* fld_opts.c ends here */
139