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WebSocketTest.html
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WebSocketTest.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="GB2312" />
<title>HTML5 Web Socket Client</title>
<style type='text/css'>
div#divChat { width:30em; }
textarea.txtarea { float:left; width: 30em; height: 15em;}
input.txt { float:left; display: inline; width: 26em; }
input.btn { float:left; display: inline; width: 4em; }
</style>
<script>
var WS = null; Support = false; Connected = false;
var KeepID = 0; ConnectID = 0;
function KeepData()
{
WS.send("@@K");
}
function Reconnect()
{
/*if (Connected)
{
window.clearInterval(ConnectID);
Connected = 0;
return ;
}*/
$("ChatMain").value += "正在重连。。。。。。\n";
InitWebSocket();
}
function $()
{
return document.getElementById(arguments[0]);
}
function InitWebSocket()
{
var Support = "WebSocket" in window ? "WebSocket" : ("MozWebSocket" in window ? "MozWebSocket" : null);
if (!Support)
{
alert("该浏览器不支持WebSocket");
return false;
}
WS = new window[Support]("ws://127.0.0.1:8080/");
if (!WS)
{
Connected = false;
return false;
}
WS.onopen = OnOpen;
WS.onmessage = OnMessage;
WS.onclose = OnClose;
$('ChatMsg').readOnly = false;
$('ChatSend').disabled = false;
Connected = true;
return true;
}
function OnOpen()
{
if (ConnectID > 0)
{
window.clearInterval(ConnectID);
ConnectID = 0;
}
$("ChatMain").value += "连接服务器 成功！\n";
KeepID = window.setInterval(KeepData, 30000);
}
function OnMessage(MSG)
{
$("ChatMain").value += "收到数据：" + MSG.data + "\n";
}
function OnClose()
{
Connected = false;
if (KeepID > 0)
{
window.clearInterval(KeepID);
KeepID = 0;
}
if (ConnectID == 0)
{
$("ChatMain").value += "服务器连接 断开！正在重连。。。\n";
ConnectID = window.setInterval(Reconnect, 30000);
}
}
function SendClick()
{
var MSG = "";
MSG = $("ChatMsg").value;
if (MSG)
{
WS.send(MSG);
$("ChatMain").value += "发送数据：" + MSG + "\n";
}
}
</script>
</head>
<body onLoad="InitWebSocket();">
<h2>HTML5 Web Socket Client</h2>
<div id="divChat">
<textarea id="ChatMain" readonly="readonly" class="txtarea"></textarea>
<input type="text" id="ChatMsg" readonly="readonly" class="txt" />
<input type="button" id="ChatSend" value="Send" onClick="SendClick();" disabled="disabled" class="btn" />
</div>
</body>
</html>