1 /**************************************************************************** 2 * Copyright (c) 1998-2003,2004 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 35 MODULE_ID("$Id: fld_opts.c,v 1.11 2004/12/11 21:55:46 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 +--------------------------------------------------------------------------*/ 53 NCURSES_EXPORT(int) 54 set_field_opts(FIELD *field, Field_Options opts) 55 { 56 int res = E_BAD_ARGUMENT; 57 58 T((T_CALLED("set_field_opts(%p,%d)"), 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 +--------------------------------------------------------------------------*/ 74 NCURSES_EXPORT(Field_Options) 75 field_opts(const FIELD *field) 76 { 77 T((T_CALLED("field_opts(%p)"), 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 +--------------------------------------------------------------------------*/ 94 NCURSES_EXPORT(int) 95 field_opts_on(FIELD *field, Field_Options opts) 96 { 97 int res = E_BAD_ARGUMENT; 98 99 T((T_CALLED("field_opts_on(%p,%d)"), 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 +--------------------------------------------------------------------------*/ 122 NCURSES_EXPORT(int) 123 field_opts_off(FIELD *field, Field_Options opts) 124 { 125 int res = E_BAD_ARGUMENT; 126 127 T((T_CALLED("field_opts_off(%p,%d)"), 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