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 33 #include "form.priv.h" 34 35 MODULE_ID("$Id: frm_opts.c,v 1.8 1999/05/16 17:38:05 juergen Exp $") 36 37 /*--------------------------------------------------------------------------- 38 | Facility : libnform 39 | Function : int set_form_opts(FORM *form, Form_Options opts) 40 | 41 | Description : Turns on the named options and turns off all the 42 | remaining options for that form. 43 | 44 | Return Values : E_OK - success 45 | E_BAD_ARGUMENT - invalid options 46 +--------------------------------------------------------------------------*/ 47 int set_form_opts(FORM * form, Form_Options opts) 48 { 49 opts &= ALL_FORM_OPTS; 50 if (opts & ~ALL_FORM_OPTS) 51 RETURN(E_BAD_ARGUMENT); 52 else 53 { 54 Normalize_Form( form )->opts = opts; 55 RETURN(E_OK); 56 } 57 } 58 59 /*--------------------------------------------------------------------------- 60 | Facility : libnform 61 | Function : Form_Options form_opts(const FORM *) 62 | 63 | Description : Retrieves the current form options. 64 | 65 | Return Values : The option flags. 66 +--------------------------------------------------------------------------*/ 67 Form_Options form_opts(const FORM * form) 68 { 69 return (Normalize_Form(form)->opts & ALL_FORM_OPTS); 70 } 71 72 /*--------------------------------------------------------------------------- 73 | Facility : libnform 74 | Function : int form_opts_on(FORM *form, Form_Options opts) 75 | 76 | Description : Turns on the named options; no other options are 77 | changed. 78 | 79 | Return Values : E_OK - success 80 | E_BAD_ARGUMENT - invalid options 81 +--------------------------------------------------------------------------*/ 82 int form_opts_on(FORM * form, Form_Options opts) 83 { 84 opts &= ALL_FORM_OPTS; 85 if (opts & ~ALL_FORM_OPTS) 86 RETURN(E_BAD_ARGUMENT); 87 else 88 { 89 Normalize_Form( form )->opts |= opts; 90 RETURN(E_OK); 91 } 92 } 93 94 /*--------------------------------------------------------------------------- 95 | Facility : libnform 96 | Function : int form_opts_off(FORM *form, Form_Options opts) 97 | 98 | Description : Turns off the named options; no other options are 99 | changed. 100 | 101 | Return Values : E_OK - success 102 | E_BAD_ARGUMENT - invalid options 103 +--------------------------------------------------------------------------*/ 104 int form_opts_off(FORM * form, Form_Options opts) 105 { 106 opts &= ALL_FORM_OPTS; 107 if (opts & ~ALL_FORM_OPTS) 108 RETURN(E_BAD_ARGUMENT); 109 else 110 { 111 Normalize_Form(form)->opts &= ~opts; 112 RETURN(E_OK); 113 } 114 } 115 116 /* frm_opts.c ends here */ 117