1 /**************************************************************************** 2 * Copyright 2020,2021 Thomas E. Dickey * 3 * Copyright 1998-2004,2010 Free Software Foundation, Inc. * 4 * * 5 * Permission is hereby granted, free of charge, to any person obtaining a * 6 * copy of this software and associated documentation files (the * 7 * "Software"), to deal in the Software without restriction, including * 8 * without limitation the rights to use, copy, modify, merge, publish, * 9 * distribute, distribute with modifications, sublicense, and/or sell * 10 * copies of the Software, and to permit persons to whom the Software is * 11 * furnished to do so, subject to the following conditions: * 12 * * 13 * The above copyright notice and this permission notice shall be included * 14 * in all copies or substantial portions of the Software. * 15 * * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 19 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 22 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 23 * * 24 * Except as contained in this notice, the name(s) of the above copyright * 25 * holders shall not be used in advertising or otherwise to promote the * 26 * sale, use or other dealings in this Software without prior written * 27 * authorization. * 28 ****************************************************************************/ 29 30 /**************************************************************************** 31 * Author: Juergen Pfeifer, 1995,1997 * 32 ****************************************************************************/ 33 34 #include "form.priv.h" 35 36 MODULE_ID("$Id: fld_opts.c,v 1.16 2021/06/17 21:20:30 tom Exp $") 37 38 /*---------------------------------------------------------------------------- 39 Field-Options manipulation routines 40 --------------------------------------------------------------------------*/ 41 42 /*--------------------------------------------------------------------------- 43 | Facility : libnform 44 | Function : int set_field_opts(FIELD *field, Field_Options opts) 45 | 46 | Description : Turns on the named options for this field and turns 47 | off all the remaining options. 48 | 49 | Return Values : E_OK - success 50 | E_CURRENT - the field is the current field 51 | E_BAD_ARGUMENT - invalid options 52 | E_SYSTEM_ERROR - system error 53 +--------------------------------------------------------------------------*/ 54 FORM_EXPORT(int) 55 set_field_opts(FIELD *field, Field_Options opts) 56 { 57 int res = E_BAD_ARGUMENT; 58 59 T((T_CALLED("set_field_opts(%p,%d)"), (void *)field, opts)); 60 61 opts &= ALL_FIELD_OPTS; 62 if (!(opts & ~ALL_FIELD_OPTS)) 63 res = _nc_Synchronize_Options(Normalize_Field(field), opts); 64 RETURN(res); 65 } 66 67 /*--------------------------------------------------------------------------- 68 | Facility : libnform 69 | Function : Field_Options field_opts(const FIELD *field) 70 | 71 | Description : Retrieve the field's options. 72 | 73 | Return Values : The options. 74 +--------------------------------------------------------------------------*/ 75 FORM_EXPORT(Field_Options) 76 field_opts(const FIELD *field) 77 { 78 T((T_CALLED("field_opts(%p)"), (const void *)field)); 79 80 returnCode(ALL_FIELD_OPTS & Normalize_Field(field)->opts); 81 } 82 83 /*--------------------------------------------------------------------------- 84 | Facility : libnform 85 | Function : int field_opts_on(FIELD *field, Field_Options opts) 86 | 87 | Description : Turns on the named options for this field and all the 88 | remaining options are unchanged. 89 | 90 | Return Values : E_OK - success 91 | E_CURRENT - the field is the current field 92 | E_BAD_ARGUMENT - invalid options 93 | E_SYSTEM_ERROR - system error 94 +--------------------------------------------------------------------------*/ 95 FORM_EXPORT(int) 96 field_opts_on(FIELD *field, Field_Options opts) 97 { 98 int res = E_BAD_ARGUMENT; 99 100 T((T_CALLED("field_opts_on(%p,%d)"), (void *)field, opts)); 101 102 opts &= ALL_FIELD_OPTS; 103 if (!(opts & ~ALL_FIELD_OPTS)) 104 { 105 Normalize_Field(field); 106 res = _nc_Synchronize_Options(field, field->opts | opts); 107 } 108 RETURN(res); 109 } 110 111 /*--------------------------------------------------------------------------- 112 | Facility : libnform 113 | Function : int field_opts_off(FIELD *field, Field_Options opts) 114 | 115 | Description : Turns off the named options for this field and all the 116 | remaining options are unchanged. 117 | 118 | Return Values : E_OK - success 119 | E_CURRENT - the field is the current field 120 | E_BAD_ARGUMENT - invalid options 121 | E_SYSTEM_ERROR - system error 122 +--------------------------------------------------------------------------*/ 123 FORM_EXPORT(int) 124 field_opts_off(FIELD *field, Field_Options opts) 125 { 126 int res = E_BAD_ARGUMENT; 127 128 T((T_CALLED("field_opts_off(%p,%d)"), (void *)field, opts)); 129 130 opts &= ALL_FIELD_OPTS; 131 if (!(opts & ~ALL_FIELD_OPTS)) 132 { 133 Normalize_Field(field); 134 res = _nc_Synchronize_Options(field, field->opts & ~opts); 135 } 136 RETURN(res); 137 } 138 139 /* fld_opts.c ends here */ 140