1 /* $OpenBSD: m_item_opt.c,v 1.10 2023/10/17 09:52:10 nicm Exp $ */ 2 3 /**************************************************************************** 4 * Copyright 2020,2021 Thomas E. Dickey * 5 * Copyright 1998-2004,2010 Free Software Foundation, Inc. * 6 * * 7 * Permission is hereby granted, free of charge, to any person obtaining a * 8 * copy of this software and associated documentation files (the * 9 * "Software"), to deal in the Software without restriction, including * 10 * without limitation the rights to use, copy, modify, merge, publish, * 11 * distribute, distribute with modifications, sublicense, and/or sell * 12 * copies of the Software, and to permit persons to whom the Software is * 13 * furnished to do so, subject to the following conditions: * 14 * * 15 * The above copyright notice and this permission notice shall be included * 16 * in all copies or substantial portions of the Software. * 17 * * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 21 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 22 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 23 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 24 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 25 * * 26 * Except as contained in this notice, the name(s) of the above copyright * 27 * holders shall not be used in advertising or otherwise to promote the * 28 * sale, use or other dealings in this Software without prior written * 29 * authorization. * 30 ****************************************************************************/ 31 32 /**************************************************************************** 33 * Author: Juergen Pfeifer, 1995,1997 * 34 ****************************************************************************/ 35 36 /*************************************************************************** 37 * Module m_item_opt * 38 * Menus item option routines * 39 ***************************************************************************/ 40 41 #include "menu.priv.h" 42 43 MODULE_ID("$Id: m_item_opt.c,v 1.10 2023/10/17 09:52:10 nicm Exp $") 44 45 /*--------------------------------------------------------------------------- 46 | Facility : libnmenu 47 | Function : int set_item_opts(ITEM *item, Item_Options opts) 48 | 49 | Description : Set the options of the item. If there are relevant 50 | changes, the item is connected and the menu is posted, 51 | the menu will be redisplayed. 52 | 53 | Return Values : E_OK - success 54 | E_BAD_ARGUMENT - invalid item options 55 +--------------------------------------------------------------------------*/ 56 MENU_EXPORT(int) 57 set_item_opts(ITEM *item, Item_Options opts) 58 { 59 T((T_CALLED("set_menu_opts(%p,%d)"), (void *)item, opts)); 60 61 opts &= ALL_ITEM_OPTS; 62 63 if (opts & ~ALL_ITEM_OPTS) 64 RETURN(E_BAD_ARGUMENT); 65 66 if (item) 67 { 68 if (item->opt != opts) 69 { 70 MENU *menu = item->imenu; 71 72 item->opt = opts; 73 74 if ((!(opts & O_SELECTABLE)) && item->value) 75 item->value = FALSE; 76 77 if (menu && (menu->status & _POSTED)) 78 { 79 Move_And_Post_Item(menu, item); 80 _nc_Show_Menu(menu); 81 } 82 } 83 } 84 else 85 _nc_Default_Item.opt = opts; 86 87 RETURN(E_OK); 88 } 89 90 /*--------------------------------------------------------------------------- 91 | Facility : libnmenu 92 | Function : int item_opts_off(ITEM *item, Item_Options opts) 93 | 94 | Description : Switch of the options for this item. 95 | 96 | Return Values : E_OK - success 97 | E_BAD_ARGUMENT - invalid options 98 +--------------------------------------------------------------------------*/ 99 MENU_EXPORT(int) 100 item_opts_off(ITEM *item, Item_Options opts) 101 { 102 ITEM *citem = item; /* use a copy because set_item_opts must detect 103 104 NULL item itself to adjust its behavior */ 105 106 T((T_CALLED("item_opts_off(%p,%d)"), (void *)item, opts)); 107 108 if (opts & ~ALL_ITEM_OPTS) 109 RETURN(E_BAD_ARGUMENT); 110 else 111 { 112 Normalize_Item(citem); 113 opts = citem->opt & ~(opts & ALL_ITEM_OPTS); 114 returnCode(set_item_opts(item, opts)); 115 } 116 } 117 118 /*--------------------------------------------------------------------------- 119 | Facility : libnmenu 120 | Function : int item_opts_on(ITEM *item, Item_Options opts) 121 | 122 | Description : Switch on the options for this item. 123 | 124 | Return Values : E_OK - success 125 | E_BAD_ARGUMENT - invalid options 126 +--------------------------------------------------------------------------*/ 127 MENU_EXPORT(int) 128 item_opts_on(ITEM *item, Item_Options opts) 129 { 130 ITEM *citem = item; /* use a copy because set_item_opts must detect 131 132 NULL item itself to adjust its behavior */ 133 134 T((T_CALLED("item_opts_on(%p,%d)"), (void *)item, opts)); 135 136 opts &= ALL_ITEM_OPTS; 137 if (opts & ~ALL_ITEM_OPTS) 138 RETURN(E_BAD_ARGUMENT); 139 else 140 { 141 Normalize_Item(citem); 142 opts = citem->opt | opts; 143 returnCode(set_item_opts(item, opts)); 144 } 145 } 146 147 /*--------------------------------------------------------------------------- 148 | Facility : libnmenu 149 | Function : Item_Options item_opts(const ITEM *item) 150 | 151 | Description : Switch of the options for this item. 152 | 153 | Return Values : Items options 154 +--------------------------------------------------------------------------*/ 155 MENU_EXPORT(Item_Options) 156 item_opts(const ITEM *item) 157 { 158 T((T_CALLED("item_opts(%p)"), (const void *)item)); 159 returnItemOpts(ALL_ITEM_OPTS & Normalize_Item(item)->opt); 160 } 161 162 /* m_item_opt.c ends here */ 163