1 /**************************************************************************** 2 * Copyright (c) 1998 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 <juergen.pfeifer@gmx.net> 1995,1997 * 31 ****************************************************************************/ 32 #include "form.priv.h" 33 34 MODULE_ID("$Id: fld_opts.c,v 1.6 1999/05/16 17:19:06 juergen Exp $") 35 36 /*---------------------------------------------------------------------------- 37 Field-Options manipulation routines 38 --------------------------------------------------------------------------*/ 39 40 /*--------------------------------------------------------------------------- 41 | Facility : libnform 42 | Function : int set_field_opts(FIELD *field, Field_Options opts) 43 | 44 | Description : Turns on the named options for this field and turns 45 | off all the remaining options. 46 | 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 +--------------------------------------------------------------------------*/ 52 int set_field_opts(FIELD * field, Field_Options opts) 53 { 54 int res = E_BAD_ARGUMENT; 55 opts &= ALL_FIELD_OPTS; 56 if (!(opts & ~ALL_FIELD_OPTS)) 57 res = _nc_Synchronize_Options( Normalize_Field(field), opts ); 58 RETURN(res); 59 } 60 61 /*--------------------------------------------------------------------------- 62 | Facility : libnform 63 | Function : Field_Options field_opts(const FIELD *field) 64 | 65 | Description : Retrieve the fields options. 66 | 67 | Return Values : The options. 68 +--------------------------------------------------------------------------*/ 69 Field_Options field_opts(const FIELD * field) 70 { 71 return ALL_FIELD_OPTS & Normalize_Field( field )->opts; 72 } 73 74 /*--------------------------------------------------------------------------- 75 | Facility : libnform 76 | Function : int field_opts_on(FIELD *field, Field_Options opts) 77 | 78 | Description : Turns on the named options for this field and all the 79 | remaining options are unchanged. 80 | 81 | Return Values : E_OK - success 82 | E_CURRENT - the field is the current field 83 | E_BAD_ARGUMENT - invalid options 84 | E_SYSTEM_ERROR - system error 85 +--------------------------------------------------------------------------*/ 86 int field_opts_on(FIELD * field, Field_Options opts) 87 { 88 int res = E_BAD_ARGUMENT; 89 90 opts &= ALL_FIELD_OPTS; 91 if (!(opts & ~ALL_FIELD_OPTS)) 92 { 93 Normalize_Field( field ); 94 res = _nc_Synchronize_Options( field, field->opts | opts ); 95 } 96 RETURN(res); 97 } 98 99 /*--------------------------------------------------------------------------- 100 | Facility : libnform 101 | Function : int field_opts_off(FIELD *field, Field_Options opts) 102 | 103 | Description : Turns off the named options for this field and all the 104 | remaining options are unchanged. 105 | 106 | Return Values : E_OK - success 107 | E_CURRENT - the field is the current field 108 | E_BAD_ARGUMENT - invalid options 109 | E_SYSTEM_ERROR - system error 110 +--------------------------------------------------------------------------*/ 111 int field_opts_off(FIELD * field, Field_Options opts) 112 { 113 int res = E_BAD_ARGUMENT; 114 115 opts &= ALL_FIELD_OPTS; 116 if (!(opts & ~ALL_FIELD_OPTS)) 117 { 118 Normalize_Field( field ); 119 res = _nc_Synchronize_Options( field, field->opts & ~opts ); 120 } 121 RETURN(res); 122 } 123 124 /* fld_opts.c ends here */ 125