001/** 002 * 003 * Copyright 2003-2007 Jive Software. 004 * 005 * Licensed under the Apache License, Version 2.0 (the "License"); 006 * you may not use this file except in compliance with the License. 007 * You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 018package org.jivesoftware.smackx.xevent; 019 020/** 021 * 022 * A listener that is fired anytime a message event notification is received. 023 * Message event notifications are received as a consequence of the request 024 * to receive notifications when sending a message. 025 * 026 * @author Gaston Dombiak 027 */ 028public interface MessageEventNotificationListener { 029 030 /** 031 * Called when a notification of message delivered is received. 032 * 033 * @param from the user that sent the notification. 034 * @param packetID the id of the message that was sent. 035 */ 036 public void deliveredNotification(String from, String packetID); 037 038 /** 039 * Called when a notification of message displayed is received. 040 * 041 * @param from the user that sent the notification. 042 * @param packetID the id of the message that was sent. 043 */ 044 public void displayedNotification(String from, String packetID); 045 046 /** 047 * Called when a notification that the receiver of the message is composing a reply is 048 * received. 049 * 050 * @param from the user that sent the notification. 051 * @param packetID the id of the message that was sent. 052 */ 053 public void composingNotification(String from, String packetID); 054 055 /** 056 * Called when a notification that the receiver of the message is offline is received. 057 * 058 * @param from the user that sent the notification. 059 * @param packetID the id of the message that was sent. 060 */ 061 public void offlineNotification(String from, String packetID); 062 063 /** 064 * Called when a notification that the receiver of the message cancelled the reply 065 * is received. 066 * 067 * @param from the user that sent the notification. 068 * @param packetID the id of the message that was sent. 069 */ 070 public void cancelledNotification(String from, String packetID); 071}