1 /*
2 * Copyright (c) 2002-2025 Gargoyle Software Inc.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 * https://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15 package org.htmlunit.html;
16
17 import java.util.EventObject;
18
19 /**
20 * This is the event class for notifications about changes to the DOM structure.
21 *
22 * @author Ahmed Ashour
23 * @see DomChangeListener
24 */
25 public class DomChangeEvent extends EventObject {
26
27 private final DomNode changedNode_;
28
29 /**
30 * Constructs a new DomChangeEvent from the given parent node and a changed node.
31 *
32 * @param parentNode the parent of the node that was changed
33 * @param changedNode the node that has been added or deleted
34 */
35 public DomChangeEvent(final DomNode parentNode, final DomNode changedNode) {
36 super(parentNode);
37 changedNode_ = changedNode;
38 }
39
40 /**
41 * Returns the parent of the node that was changed.
42 * @return the parent of the node that was changed
43 */
44 public DomNode getParentNode() {
45 return (DomNode) getSource();
46 }
47
48 /**
49 * Returns the node that has been added or deleted.
50 * @return the node that has been added or deleted
51 */
52 public DomNode getChangedNode() {
53 return changedNode_;
54 }
55 }