|
What this is
Other links
The source code// $Id: TargetEvent.java,v 1.8 2004/08/29 19:40:55 mvw Exp $ // Copyright (c) 2002-2003 The Regents of the University of California. All // Rights Reserved. Permission to use, copy, modify, and distribute this // software and its documentation without fee, and without a written // agreement is hereby granted, provided that the above copyright notice // and this paragraph appear in all copies. This software program and // documentation are copyrighted by The Regents of the University of // California. The software program and documentation are supplied "AS // IS", without any accompanying services from The Regents. The Regents // does not warrant that the operation of the program will be // uninterrupted or error-free. The end-user understands that the program // was developed for research purposes and is advised not to rely // exclusively on the program for any reason. IN NO EVENT SHALL THE // UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT, // SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, // ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF // THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF // SUCH DAMAGE. THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY // WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE // PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF // CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT, // UPDATES, ENHANCEMENTS, OR MODIFICATIONS. package org.argouml.ui.targetmanager; import java.util.ArrayList; import java.util.Arrays; import java.util.EventObject; import java.util.Iterator; import java.util.List; /** * A targetevent indicating that the target of ArgoUML has changed * from the _oldTargets to _newTargets. * @author jaap.branderhorst@xs4all.nl */ public class TargetEvent extends EventObject { /** * Indicates that a total new set of targets is set */ public static final String TARGET_SET = "set"; /** * Indicates that a target is being added to the list of targets */ public static final String TARGET_ADDED = "added"; /** * Indicates that a target is being removed from the list of targets */ public static final String TARGET_REMOVED = "removed"; /** * The name of the event */ private String theEventName; /** * The old targets before the change took place */ private Object[] theOldTargets; /** * The new targets after the change took place */ private Object[] theNewTargets; /** * Constructs a new TargetEvent * @param source The source that fired the TargetEvent, will * allways be the TargetManager * @param tEName The name of the TargetEvent, can be TARGET_SET, * TARGET_REMOVED or TARGET_ADDED * @param oldTargets The old targets before the change took place * @param newTargets The new targets after the change took place */ public TargetEvent(Object source, String tEName, Object[] oldTargets, Object[] newTargets) { super(source); theEventName = tEName; theOldTargets = oldTargets; theNewTargets = newTargets; } /** * Getter for the name * @return the name of the event */ public String getName() { return theEventName; } /** * Getter for the old targets * @return an object array with the old targets */ public Object[] getOldTargets() { return theOldTargets == null ? new Object[] {} : theOldTargets; } /** * Getter for the new targets * @return an object array with the new targets */ public Object[] getNewTargets() { return theNewTargets == null ? new Object[] {} : theNewTargets; } /** * Helper for getting the new target * @return the zero'th element in _newTargets, or null */ public Object getNewTarget() { return theNewTargets == null || theNewTargets.length < 1 ? null : theNewTargets[0]; } /** * Gets the targets that are removed from the selection * @return the removed targets */ public Object[] getRemovedTargets() { List removedTargets = new ArrayList(); List oldTargets = Arrays.asList(theOldTargets); List newTargets = Arrays.asList(theNewTargets); Iterator it = oldTargets.iterator(); while (it.hasNext()) { Object o = it.next(); if (!newTargets.contains(o)) { removedTargets.add(o); } } return removedTargets.toArray(); } /** * Returns the targets that are added to the selection * @return the added targets */ public Object[] getAddedTargets() { List addedTargets = new ArrayList(); List oldTargets = Arrays.asList(theOldTargets); List newTargets = Arrays.asList(theNewTargets); Iterator it = newTargets.iterator(); while (it.hasNext()) { Object o = it.next(); if (!oldTargets.contains(o)) { addedTargets.add(o); } } return addedTargets.toArray(); } } |
... this post is sponsored by my books ... | |
#1 New Release! |
FP Best Seller |
Copyright 1998-2024 Alvin Alexander, alvinalexander.com
All Rights Reserved.
A percentage of advertising revenue from
pages under the /java/jwarehouse
URI on this website is
paid back to open source projects.