1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* Copyright (c) 1988 AT&T */ 23 /* All Rights Reserved */ 24 25 26 /* 27 * Copyright (c) 1997, by Sun Mircrosystems, Inc. 28 * All rights reserved. 29 */ 30 31 #pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.4 */ 32 33 /*LINTLIBRARY*/ 34 35 #include <sys/types.h> 36 #include "private.h" 37 38 /* 39 * This routine checks the supplied values against the values of 40 * current and top items. If a value has changed then one of 41 * terminate routines is called. Following the actual change of 42 * the value is the calling of the initialize routines. 43 */ 44 45 void 46 _affect_change(MENU *m, int newtop, ITEM *newcurrent) 47 { 48 ITEM *oldcur; 49 int topchange = FALSE, curchange = FALSE; 50 51 /* Call term and init routines if posted */ 52 if (Posted(m)) { 53 54 /* If current has changed terminate the old item. */ 55 if (newcurrent != Current(m)) { 56 Iterm(m); 57 curchange = TRUE; 58 } 59 60 /* If top has changed then call menu init function */ 61 if (newtop != Top(m)) { 62 Mterm(m); 63 topchange = TRUE; 64 } 65 66 oldcur = Current(m); 67 Top(m) = newtop; 68 Current(m) = newcurrent; 69 70 if (topchange) { 71 /* Init the new page if top has changed */ 72 Minit(m); 73 } 74 75 if (curchange) { 76 /* Unmark the old item and mark the new one */ 77 _movecurrent(m, oldcur); 78 /* Init the new item if current changed */ 79 Iinit(m); 80 } 81 82 /* If anything changed go change user's copy of menu */ 83 if (topchange || curchange) { 84 _show(m); 85 } else { 86 _position_cursor(m); 87 } 88 89 } else { 90 /* Just change Top and Current if not posted */ 91 Top(m) = newtop; 92 Current(m) = newcurrent; 93 } 94 } 95