如何实现像WhatsApp的蓝色刻度标记已读状态? [英] How to implement message read status like whatsapp blue tick mark?
问题描述
我正在开发在聊天一个应用程序是一个模块,用于聊天我使用XMPP。当我发送消息我得到使用DeliveryReceiptManager邮件传递状态。
I am developing one application in that chatting is one module, for chatting i am using xmpp. when i am sending message i am getting that message delivery status using DeliveryReceiptManager.
DeliveryReceiptManager.getInstanceFor(connection).enableAutoReceipts();
DeliveryReceiptManager.getInstanceFor(connection).addReceiptReceivedListener(new ReceiptReceivedListener()
{
@Override
public void onReceiptReceived(String arg0, String arg1, String arg2)
{
Log.v("app", arg0 + ", " + arg1 + ", " + arg2);
}
});
但我要表明的信息是用户读或不喜欢的WhatsApp蓝色对勾标记, 任何一个可以帮助我,我在这里打。如何实现此消息阅读概念。
But i need to show that message is user READ or NOT like whatsApp blue tickmark, Can any one help me i am struck here. how to implement this message read concept.
在此先感谢。
推荐答案
创建自定义的包扩展类
public class ReadReceipt implements PacketExtension
{
public static final String NAMESPACE = "urn:xmpp:read";
public static final String ELEMENT = "read";
private String id; /// original ID of the delivered message
public ReadReceipt(String id)
{
this.id = id;
}
public String getId()
{
return id;
}
@Override
public String getElementName()
{
return ELEMENT;
}
@Override
public String getNamespace()
{
return NAMESPACE;
}
@Override
public String toXML()
{
return "<read xmlns='" + NAMESPACE + "' id='" + id + "'/>";
}
public static class Provider extends EmbeddedExtensionProvider
{
@Override
protected PacketExtension createReturnExtension(String currentElement, String currentNamespace,
Map<String, String> attributeMap, List<? extends PacketExtension> content)
{
return new ReadReceipt(attributeMap.get("id"));
}
}
}
在进入聊天列表发送邮件标记有相同的分组ID像这样
when enters the chat list send message tag with same packet id like this
Message message = new Message(userJid);
ReadReceipt read = new ReadReceipt(messagePacketID);
message.addExtension(read);
mConnection.sendPacket(sendReadStatus);
在这里mConnection是xmmppConnection对象
where mConnection is xmmppConnection object
补充包扩展到消息对象
连接到服务器之前添加此扩展提供者的ProviderManager
add this extension provider to ProviderManager before connecting to server
ProviderManager.getInstance().addExtensionProvider(ReadReceipt.ELEMENT, ReadReceipt.NAMESPACE, new ReadReceipt.Provider());
创建packetListener类从接收器接收读回执
create packetListener class to receive read receipt from receiver
public class ReadReceiptManager implements PacketListener
{
private static Map<Connection, ReadReceiptManager> instances = Collections.synchronizedMap(new WeakHashMap<Connection, ReadReceiptManager>());
static
{
Connection.addConnectionCreationListener(new ConnectionCreationListener()
{
public void connectionCreated(Connection connection)
{
getInstanceFor(connection);
}
});
}
private Set<ReceiptReceivedListener> receiptReceivedListeners = Collections.synchronizedSet(new HashSet<ReceiptReceivedListener>());
private ReadReceiptManager(Connection connection)
{
ServiceDiscoveryManager sdm = ServiceDiscoveryManager.getInstanceFor(connection);
sdm.addFeature(ReadReceipt.NAMESPACE);
instances.put(connection, this);
connection.addPacketListener(this, new PacketExtensionFilter(ReadReceipt.NAMESPACE));
}
public static synchronized ReadReceiptManager getInstanceFor(Connection connection)
{
ReadReceiptManager receiptManager = instances.get(connection);
if (receiptManager == null)
{
receiptManager = new ReadReceiptManager(connection);
}
return receiptManager;
}
@Override
public void processPacket(Packet packet)
{
ReadReceipt dr = (ReadReceipt)packet.getExtension(ReadReceipt.ELEMENT, ReadReceipt.NAMESPACE);
if (dr != null)
{
for (ReceiptReceivedListener l : receiptReceivedListeners)
{
l.onReceiptReceived(packet.getFrom(), packet.getTo(), dr.getId());
}
}
}
public void addReadReceivedListener(ReceiptReceivedListener listener) {
receiptReceivedListeners.add(listener);
}
public void removeRemoveReceivedListener(ReceiptReceivedListener listener) {
receiptReceivedListeners.remove(listener);
}
}
最后加上监听到您的XMPP连接对象它的工作原理成功
finally add listener to your xmpp connection object it works successfully
ReadReceiptReceivedListener readListener = new ReadReceiptReceivedListener()
{
@Override
public void onReceiptReceived(String fromJid, String toJid, String packetId)
{
Log.i("Read", "Message Read Successfully");
}
};
ReadReceiptManager.getInstanceFor(connection).addReadReceivedListener(readListener);
这篇关于如何实现像WhatsApp的蓝色刻度标记已读状态?的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!