1 /**************************************************************************** 2 * Copyright (c) 1998-2012,2013 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: frm_opts.c,v 1.17 2013/08/24 22:58:47 tom 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 NCURSES_EXPORT(int) 48 set_form_opts(FORM *form, Form_Options opts) 49 { 50 T((T_CALLED("set_form_opts(%p,%d)"), (void *)form, opts)); 51 52 opts &= (Form_Options) ALL_FORM_OPTS; 53 if ((unsigned)opts & ~ALL_FORM_OPTS) 54 RETURN(E_BAD_ARGUMENT); 55 else 56 { 57 Normalize_Form(form)->opts = opts; 58 RETURN(E_OK); 59 } 60 } 61 62 /*--------------------------------------------------------------------------- 63 | Facility : libnform 64 | Function : Form_Options form_opts(const FORM *) 65 | 66 | Description : Retrieves the current form options. 67 | 68 | Return Values : The option flags. 69 +--------------------------------------------------------------------------*/ 70 NCURSES_EXPORT(Form_Options) 71 form_opts(const FORM *form) 72 { 73 T((T_CALLED("form_opts(%p)"), (const void *)form)); 74 returnCode((Form_Options) ((unsigned)Normalize_Form(form)->opts & ALL_FORM_OPTS)); 75 } 76 77 /*--------------------------------------------------------------------------- 78 | Facility : libnform 79 | Function : int form_opts_on(FORM *form, Form_Options opts) 80 | 81 | Description : Turns on the named options; no other options are 82 | changed. 83 | 84 | Return Values : E_OK - success 85 | E_BAD_ARGUMENT - invalid options 86 +--------------------------------------------------------------------------*/ 87 NCURSES_EXPORT(int) 88 form_opts_on(FORM *form, Form_Options opts) 89 { 90 T((T_CALLED("form_opts_on(%p,%d)"), (void *)form, opts)); 91 92 opts &= (Form_Options) ALL_FORM_OPTS; 93 if ((unsigned)opts & ~ALL_FORM_OPTS) 94 RETURN(E_BAD_ARGUMENT); 95 else 96 { 97 Normalize_Form(form)->opts |= opts; 98 RETURN(E_OK); 99 } 100 } 101 102 /*--------------------------------------------------------------------------- 103 | Facility : libnform 104 | Function : int form_opts_off(FORM *form, Form_Options opts) 105 | 106 | Description : Turns off the named options; no other options are 107 | changed. 108 | 109 | Return Values : E_OK - success 110 | E_BAD_ARGUMENT - invalid options 111 +--------------------------------------------------------------------------*/ 112 NCURSES_EXPORT(int) 113 form_opts_off(FORM *form, Form_Options opts) 114 { 115 T((T_CALLED("form_opts_off(%p,%d)"), (void *)form, opts)); 116 117 opts &= (Form_Options) ALL_FORM_OPTS; 118 if ((unsigned)opts & ~ALL_FORM_OPTS) 119 RETURN(E_BAD_ARGUMENT); 120 else 121 { 122 Normalize_Form(form)->opts &= ~opts; 123 RETURN(E_OK); 124 } 125 } 126 127 /* frm_opts.c ends here */ 128