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ActiveX?т歡
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Flash XMLSocket
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Java Applet 濂??ュ??
?ㄥ?㈡?風??浣跨??Java Applet锛???杩? java.net.Socket ?? java.net.DatagramSocket ?? java.net.MulticastSocket 寤虹??涓????″?ㄧ????濂??ュ?ｈ??ワ?浠???瀹??扳?????″?ㄦ?ㄢ????
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protected void Page_Load(object sender, EventArgs e)
??? {
??????? if (!IsPostBack)
??????? {
??????????? XmlDocument xmlDoc = new XmlDocument();
??????????? xmlDoc.Load(HttpContext.Current.Server.MapPath("newPic.xml"));
??????????? XmlNodeList nodeList = xmlDoc.SelectSingleNode("Items").ChildNodes;
??????????? XmlElement element = (XmlElement)nodeList[0];
??????????? string picPath = "Pic/" + element.GetAttribute("code") + ".jpg";
??????????? Label1.Text = element.GetAttribute("code");
??????????? imgCtrl.ImageUrl = picPath;
??????????? //imgCtrl.ImageUrl = "server.aspx";
??????? }
??? }
瀹㈡?風??浠ｇ??锛?
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="client.aspx.cs" Inherits="client" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
??? <title></title>
??? <meta http-equiv="Content-Type" content="text/html; Charset=gb2312" />
??? <script type="text/javascript">
??????? var xmlHttp;
??????? function CreateXMLHttp()
??????? {
??????????? if(window.XMLHttpRequest)
??????????? {
??????????????? xmlHttp = new XMLHttpRequest();
??????????? }
??????????? else if (window.ActiveXObject)
??????????? {
??????????????? try
??????????????? {
??????????????????? xmlHttp = new ActiveXObject("Msxml2.XMLHTTP");
??????????????? }
??????????????? catch(e)
??????????????? {
??????????????????? try
??????????????????? {
??????????????????????? xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
??????????????????? }
??????????????????? catch(e) { }
??????????????? }
??????????? }
??????????? xmlHttp = new ActiveXObject("Msxml2.XMLHTTP.5.0");
??????? }
??????? function startXMLHttp()
??????? {
??????????? CreateXMLHttp();
??????????? xmlHttp.onreadystatechange =dodo;
??????????? xmlHttp.open("post","server.aspx",true);
??????????? xmlHttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded charset=gb2312");
??????????? xmlHttp.send();
??????? }???????
?????
???????? function dodo()
???????? {
?????????? if(xmlHttp.readystate==4)
?????????? {
???????????? if(xmlHttp.status==200)
???????????? {
?????????????? var retValue = xmlHttp.responseText;
?????????????? var new1 = retValue.split("Pic/")[1].substring(0,18);
??????????????
?????????????? var nowValue = document.getElementById("Content").innerHTML;
?????????????? if(nowValue.split("Pic/")[1] == null)
?????????????? document.getElementById("Content").innerHTML=xmlHttp.responseText;
?????????????? else
?????????????? {
???????????????? var new2 = nowValue.split("Pic/")[1].substring(0,18);???????????????
???????????????? if(new1!=new2)
???????????????? { document.getElementById("Content").innerHTML=xmlHttp.responseText; }
?????????????? }
//?????????????? document.getElementById("Content").innerHTML=xmlHttp.responseText;
???????????? }
???????????? setTimeout(startXMLHttp,1000);
????????? }
??????? }
??? </script>
</head>
<body 慰nl慰ad='Javascript:startXMLHttp()'>
??? <div></div>
??? <span id="Content">No Pic</span>
</body>
</html>
浠ｇ??姣?杈?绠???锛??鎬俊澶у?跺?烘???芥????
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