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27 ****************************************************************************/
29 /****************************************************************************
30 * Author: Juergen Pfeifer <juergen.pfeifer@gmx.net> 1995,1997 *
31 ****************************************************************************/
32 #include "form.priv.h"
34 MODULE_ID("$Id: fld_opts.c,v 1.7 2000/12/10 02:09:38 tom Exp $")
36 /*----------------------------------------------------------------------------
37 Field-Options manipulation routines
38 --------------------------------------------------------------------------*/
40 /*---------------------------------------------------------------------------
42 | Function : int set_field_opts(FIELD *field, Field_Options opts)
44 | Description : Turns on the named options for this field and turns
45 | off all the remaining options.
47 | Return Values : E_OK - success
48 | E_CURRENT - the field is the current field
49 | E_BAD_ARGUMENT - invalid options
50 | E_SYSTEM_ERROR - system error
51 +--------------------------------------------------------------------------*/
53 set_field_opts (FIELD * field, Field_Options opts)
55 int res = E_BAD_ARGUMENT;
56 opts &= ALL_FIELD_OPTS;
57 if (!(opts & ~ALL_FIELD_OPTS))
58 res = _nc_Synchronize_Options( Normalize_Field(field), opts );
62 /*---------------------------------------------------------------------------
64 | Function : Field_Options field_opts(const FIELD *field)
66 | Description : Retrieve the fields options.
68 | Return Values : The options.
69 +--------------------------------------------------------------------------*/
70 NCURSES_EXPORT(Field_Options)
71 field_opts (const FIELD * field)
73 return ALL_FIELD_OPTS & Normalize_Field( field )->opts;
76 /*---------------------------------------------------------------------------
78 | Function : int field_opts_on(FIELD *field, Field_Options opts)
80 | Description : Turns on the named options for this field and all the
81 | remaining options are unchanged.
83 | Return Values : E_OK - success
84 | E_CURRENT - the field is the current field
85 | E_BAD_ARGUMENT - invalid options
86 | E_SYSTEM_ERROR - system error
87 +--------------------------------------------------------------------------*/
89 field_opts_on (FIELD * field, Field_Options opts)
91 int res = E_BAD_ARGUMENT;
93 opts &= ALL_FIELD_OPTS;
94 if (!(opts & ~ALL_FIELD_OPTS))
96 Normalize_Field( field );
97 res = _nc_Synchronize_Options( field, field->opts | opts );
102 /*---------------------------------------------------------------------------
103 | Facility : libnform
104 | Function : int field_opts_off(FIELD *field, Field_Options opts)
106 | Description : Turns off the named options for this field and all the
107 | remaining options are unchanged.
109 | Return Values : E_OK - success
110 | E_CURRENT - the field is the current field
111 | E_BAD_ARGUMENT - invalid options
112 | E_SYSTEM_ERROR - system error
113 +--------------------------------------------------------------------------*/
115 field_opts_off (FIELD * field, Field_Options opts)
117 int res = E_BAD_ARGUMENT;
119 opts &= ALL_FIELD_OPTS;
120 if (!(opts & ~ALL_FIELD_OPTS))
122 Normalize_Field( field );
123 res = _nc_Synchronize_Options( field, field->opts & ~opts );
128 /* fld_opts.c ends here */