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 /* 23 * ident "%Z%%M% %I% %E% SMI" 24 * 25 * Copyright (c) 1998-1999 by Sun Microsystems, Inc. 26 * All rights reserved. 27 */ 28 package com.sun.dhcpmgr.ui; 29 30 import java.awt.Component; 31 32 /** 33 * The interface implemented by a step in a wizard. 34 * 35 * @see Wizard 36 */ 37 public interface WizardStep { 38 /** 39 * Constant for traversing forward. 40 */ 41 public static final int FORWARD = 1; 42 /** 43 * Constant for traversing backward. 44 */ 45 public static final int BACKWARD = -1; 46 /** 47 * Returns the descriptive text which will be displayed for this step in the 48 * contents pane (i.e. the left side of the wizard). The description must 49 * be unique for each step used in a wizard. 50 * @return a <code>String</code> describing the step 51 */ 52 public String getDescription(); 53 /** 54 * Returns the component to be displayed when the step is active. Usually 55 * this will be some form of a panel. This is displayed in the right half 56 * of the wizard's display area. 57 * @return a <code>Component</code> to display 58 */ 59 public Component getComponent(); 60 /** 61 * Called when the step transitions from the inactive to active state. 62 * Use the direction to determine which direction user is traversing to 63 * possibly differentiate the initialization actions needed. 64 * @param direction either <code>FORWARD</code> or <code>BACKWARD</code> to 65 * indicate direction of traversal. 66 */ 67 public void setActive(int direction); 68 /** 69 * Called when the step transitions from the active to inactive state. 70 * Use the direction to determine which direction user is traversing to 71 * differentiate the input processing needed. Return false if there is a 72 * problem the user needs to correct before being allowed to proceed to the 73 * next step. 74 * @param direction either <code>FORWARD</code> or <code>BACKWARD</code> to 75 * indicate direction of traversal. 76 * @return <code>true</code> if traversal should proceed, 77 * <code>false</code> if not. 78 */ 79 public boolean setInactive(int direction); 80 }