userptr.c revision 1.5.2.2
1 1.5.2.2 wrstuden /* $Id: userptr.c,v 1.5.2.2 1999/12/27 18:30:05 wrstuden Exp $ */ 2 1.5.2.2 wrstuden 3 1.5.2.2 wrstuden /*- 4 1.5.2.2 wrstuden * Copyright (c) 1998-1999 Brett Lymn (blymn (at) baea.com.au, brett_lymn (at) yahoo.com.au) 5 1.5.2.2 wrstuden * All rights reserved. 6 1.5.2.2 wrstuden * 7 1.5.2.2 wrstuden * Redistribution and use in source and binary forms, with or without 8 1.5.2.2 wrstuden * modification, are permitted provided that the following conditions 9 1.5.2.2 wrstuden * are met: 10 1.5.2.2 wrstuden * 1. Redistributions of source code must retain the above copyright 11 1.5.2.2 wrstuden * notice, this list of conditions and the following disclaimer. 12 1.5.2.2 wrstuden * 2. The name of the author may not be used to endorse or promote products 13 1.5.2.2 wrstuden * derived from this software withough specific prior written permission 14 1.5.2.2 wrstuden * 15 1.5.2.2 wrstuden * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 1.5.2.2 wrstuden * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 1.5.2.2 wrstuden * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 1.5.2.2 wrstuden * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 1.5.2.2 wrstuden * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 1.5.2.2 wrstuden * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 1.5.2.2 wrstuden * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 1.5.2.2 wrstuden * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 1.5.2.2 wrstuden * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 1.5.2.2 wrstuden * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 1.5.2.2 wrstuden * 26 1.5.2.2 wrstuden * 27 1.5.2.2 wrstuden */ 28 1.5.2.2 wrstuden 29 1.5.2.2 wrstuden #include <menu.h> 30 1.5.2.2 wrstuden #include <stdlib.h> 31 1.5.2.2 wrstuden #include <string.h> 32 1.5.2.2 wrstuden 33 1.5.2.2 wrstuden /* the following is defined in menu.c */ 34 1.5.2.2 wrstuden extern MENU _menui_default_menu; 35 1.5.2.2 wrstuden 36 1.5.2.2 wrstuden /* the following is defined in item.c */ 37 1.5.2.2 wrstuden extern ITEM _menui_default_item; 38 1.5.2.2 wrstuden 39 1.5.2.2 wrstuden /* 40 1.5.2.2 wrstuden * Set the item user pointer data 41 1.5.2.2 wrstuden */ 42 1.5.2.2 wrstuden int 43 1.5.2.2 wrstuden set_item_userptr(param_item, userptr) 44 1.5.2.2 wrstuden ITEM *param_item; 45 1.5.2.2 wrstuden char *userptr; 46 1.5.2.2 wrstuden { 47 1.5.2.2 wrstuden ITEM *item = (param_item != NULL) ? param_item : &_menui_default_item; 48 1.5.2.2 wrstuden 49 1.5.2.2 wrstuden if ((item->userptr = (char *) malloc(strlen(userptr))) == NULL) 50 1.5.2.2 wrstuden return E_SYSTEM_ERROR; 51 1.5.2.2 wrstuden 52 1.5.2.2 wrstuden strcpy(item->userptr, userptr); 53 1.5.2.2 wrstuden 54 1.5.2.2 wrstuden return E_OK; 55 1.5.2.2 wrstuden } 56 1.5.2.2 wrstuden 57 1.5.2.2 wrstuden 58 1.5.2.2 wrstuden /* 59 1.5.2.2 wrstuden * Return the item user pointer 60 1.5.2.2 wrstuden */ 61 1.5.2.2 wrstuden char * 62 1.5.2.2 wrstuden item_userptr(item) 63 1.5.2.2 wrstuden ITEM *item; 64 1.5.2.2 wrstuden { 65 1.5.2.2 wrstuden if (item == NULL) 66 1.5.2.2 wrstuden return _menui_default_item.userptr; 67 1.5.2.2 wrstuden else 68 1.5.2.2 wrstuden return item->userptr; 69 1.5.2.2 wrstuden } 70 1.5.2.2 wrstuden 71 1.5.2.2 wrstuden /* 72 1.5.2.2 wrstuden * Return the user pointer for the given menu 73 1.5.2.2 wrstuden */ 74 1.5.2.2 wrstuden char * 75 1.5.2.2 wrstuden menu_userptr(menu) 76 1.5.2.2 wrstuden MENU *menu; 77 1.5.2.2 wrstuden { 78 1.5.2.2 wrstuden if (menu == NULL) 79 1.5.2.2 wrstuden return _menui_default_menu.userptr; 80 1.5.2.2 wrstuden else 81 1.5.2.2 wrstuden return menu->userptr; 82 1.5.2.2 wrstuden } 83 1.5.2.2 wrstuden 84 1.5.2.2 wrstuden /* 85 1.5.2.2 wrstuden * Set the user pointer for the given menu 86 1.5.2.2 wrstuden */ 87 1.5.2.2 wrstuden int 88 1.5.2.2 wrstuden set_menu_userptr(menu, userptr) 89 1.5.2.2 wrstuden MENU *menu; 90 1.5.2.2 wrstuden char *userptr; 91 1.5.2.2 wrstuden { 92 1.5.2.2 wrstuden 93 1.5.2.2 wrstuden if ((menu->userptr = (char *) malloc(strlen(userptr))) == NULL) 94 1.5.2.2 wrstuden return E_SYSTEM_ERROR; 95 1.5.2.2 wrstuden 96 1.5.2.2 wrstuden strcpy(menu->userptr, userptr); 97 1.5.2.2 wrstuden 98 1.5.2.2 wrstuden return E_OK; 99 1.5.2.2 wrstuden } 100 1.5.2.2 wrstuden 101
Indexes created Tue Sep 30 20:09:53 GMT 2025