1/**
2 * $RCSfile$
3 * $Revision: 2407 $
4 * $Date: 2004-11-02 15:37:00 -0800 (Tue, 02 Nov 2004) $
5 *
6 * Copyright 2003-2007 Jive Software.
7 *
8 * All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
11 *
12 *     http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 */
20
21package org.jivesoftware.smackx;
22
23import org.jivesoftware.smack.Chat;
24import org.jivesoftware.smack.MessageListener;
25
26/**
27 * Events for when the state of a user in a chat changes.
28 *
29 * @author Alexander Wenckus
30 */
31public interface ChatStateListener extends MessageListener {
32
33    /**
34     * Fired when the state of a chat with another user changes.
35     *
36     * @param chat the chat in which the state has changed.
37     * @param state the new state of the participant.
38     */
39    void stateChanged(Chat chat, ChatState state);
40}
41