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Basic interactive WebSocket page based on websocket.org echo test
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<!doctype HTML> | |
<html> | |
<head> | |
<meta charset="utf-8" /> | |
<title>WebSocket Test</title> | |
</head> | |
<body> | |
<script language="javascript" type="text/javascript"> | |
//var wsUri = 'ws://demos.kaazing.com/echo'; | |
var output; | |
function init() | |
{ | |
output = document.getElementById("output"); | |
testWebSocket(); | |
} | |
function testWebSocket(wsUri) | |
{ | |
websocket = new WebSocket(wsUri); | |
websocket.onopen = function(evt) { onOpen(evt) }; | |
websocket.onclose = function(evt) { onClose(evt) }; | |
websocket.onmessage = function(evt) { onMessage(evt) }; | |
websocket.onerror = function(evt) { onError(evt) }; | |
} | |
function onOpen(evt) | |
{ | |
writeToScreen("CONNECTED"); | |
//doSend("hello"); | |
} | |
function onClose(evt) | |
{ | |
writeToScreen("DISCONNECTED: " + evt.code); | |
writeToScreen(evt.reason); | |
} | |
function onMessage(evt) | |
{ | |
writeToScreen('RESPONSE: ' + evt.data, 'blue'); | |
//websocket.close(); | |
} | |
function onError(evt) | |
{ | |
writeToScreen('ERROR: ' + evt.data, 'red'); | |
} | |
function doSend(message) | |
{ | |
writeToScreen("SENT: " + message); | |
websocket.send(message); | |
} | |
function writeToScreen(message, color='black') | |
{ | |
var pre = document.createElement("p"); | |
pre.style.wordWrap = "break-word"; | |
pre.style.color = color; | |
pre.innerText = message; | |
output.appendChild(pre); | |
} | |
window.addEventListener("load", init, false); | |
</script> | |
<h2>WebSocket Test</h2> | |
<form> | |
<input type="text" id="wsUri" value="ws://demos.kaazing.com/echo" size="70"> | |
<input type="button" id="connectButton" value="Connect" onClick="testWebSocket(getElementById('wsUri').value)"> | |
<input type="button" id="disconnectButton" value="Disconnect" onClick="websocket.close()"> | |
<br> | |
<textarea id="sendtext">hello world</textarea> | |
<input type="button" id="sendbutton" value="Send" onClick="doSend(getElementById('sendtext').value)"> | |
</form> | |
<div id="output"></div> | |
</body> | |
</html> |
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