AS3 在线 WEB 聊天器

package cn.cjxo
{import flash.display.Sprite;
	import flash.events.DataEvent;
	import flash.events.Event;
	import flash.external.ExternalInterface;
	import flash.net.XMLSocket;
	/**
	 * @author ChenJianxiang
	 * @deprecated JavaSocket->ActionSocket<-JavaSocketServer
	 * function SocketConnect(host,port){}		//JavaScript CALL ActionScript 连接
	 * function SocketSend(data){}				//JavaScript CALL ActionScript 发送
	 * function SocketClose(){}					//JavaScript CALL ActionScript 关闭
	 * function SocketOnInit(){}				//初始化
	 * function SocketOnConnect(success){}		//ActionScript CALL JavaScript 连接成功
	 * function SocketOnData(data){}			//ActionScript CALL JavaScript 服务器发送数据
	 * function SocketOnClose(){} 				//ActionScript CALL JavaScript 服务器发关闭
	 * 通过flash的xmlSocket client的发送的xml，应该用”\0\n”结尾
	 */
	public class Main extends Sprite {
		private var xmlSocket:XMLSocket = null;					
		public function Main():void {
			if (stage) init();
			else addEventListener(Event.ADDED_TO_STAGE, init);
			//ExternalInterface.call("cal", "被我调到了9!!");
			ExternalInterface.addCallback("SocketConnect", _socketConnect);
			ExternalInterface.addCallback("SocketSend", _socketSend);
			ExternalInterface.addCallback("SocketClose", _socketClose);
			//ExternalInterface.addCallback("SocketOnInit", _socketConnect);
			
			xmlSocket.addEventListener(Event.CONNECT, function(e:Event):void{		//ActionScript CALL JavaScript 连接成功
					ExternalInterface.call("SocketOnConnect", xmlSocket.connected);
			});
			xmlSocket.addEventListener(DataEvent.DATA, function(e:Event):void {		//ActionScript CALL JavaScript 服务器发送数据
					ExternalInterface.call("SocketOnData", "");
			});
			xmlSocket.addEventListener(Event.CLOSE, function(e:Event):void {		//ActionScript CALL JavaScript 服务器发关闭
					ExternalInterface.call("SocketOnClose", "");
			});
		}
		private function init(e:Event = null):void{
			removeEventListener(Event.ADDED_TO_STAGE, init);
			if(xmlSocket == null){
				xmlSocket = new XMLSocket();//建立XMLSocket对象
			}
		}
		/**
		 * 连接
		 * @param	host
		 * @param	port
		 */
		private function _socketConnect(host:String, port:int):void {
			if (xmlSocket.connected) {
				ExternalInterface.call("cal", "联上了还联什么");				//如果重复连接
				return;
			}
			xmlSocket.connect(host, port);
		}
		/**
		 * 发送信息
		 * @param	message
		 */
		private function _socketSend(message:String):void {
			xmlSocket.send(message);
		}
		
		private function _socketClose():void {
			xmlSocket.close();
		}
	}
	
}