mirror of
https://github.com/ADElectronics/RTL00_WEB_VS.git
synced 2024-11-22 07:34:16 +00:00
117 lines
3 KiB
HTML
117 lines
3 KiB
HTML
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<!DOCTYPE html>
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<html><head>
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<meta charset="charset=windows-1251" />
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<link href="ws2.css" rel="stylesheet" type="text/css" />
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<title>WebSocket Test</title></head>
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<body><h2>WebSocket Test</h2>
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<form name="publish">
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<input type="button" id="OpCl" value="Open">
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<input type="text" name="message" value="hellomsg">
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<input type="submit" id="SndM" value="Send" disabled="1"><br>
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</form>
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<div id="console-div">
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Log messages
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<div id="consoleLog"></div>
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<button id="clear">Clear Log</button>
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</div></body>
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<script language="javascript" type="text/javascript">
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var $ = function(id){return document.getElementById(id);}
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var wsUri = "ws://"+window.location.host.toString()+"/web.cgi";
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var ws, wstt, wsopen = 0;
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$("OpCl").onclick = function() {
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if(wsopen) {
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ws.close();
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$("OpCl").value = "Open";
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}
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else {
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ws = new WebSocket(wsUri);
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log("CONNECT: " + ws.url);
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ws.onopen = function(evt) {
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$("OpCl").value = "Close";
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$("SndM").disabled = false;
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log("CONNECTED");
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wstt = setTimeout(wsping, 2500);
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};
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ws.onclose = function(evt) {
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log("CLOSED: ("+evt.code+") "+evt.reason);
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clearTimeout(wstt);
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wsopen = 0;
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$("SndM").disabled = true;
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};
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ws.onerror = function(event) {
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logError("ERROR (" + event.data +", "+ event.code +", "+ event.reason + ")");
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wsopen = 0;
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$("SndM").disabled = true;
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};
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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ws.onmessage = function(evt) {
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var data = evt.data;
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if (typeof(data) == "string") {
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//text
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if(data != "ws:pong") logResponse("RECEIVED TEXT: " + data);
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}
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else if (data.byteLength) {
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//arraybuffer
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var u = new Uint8Array(data);
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var bytes = [];
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for (var i=0; i<u.byteLength; i++) {
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bytes.push(u[i]);
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}
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logResponse("RECEIVED ARRAY BUFFER: " + bytes);
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}
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else if (data.size) {
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//blob
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var cb = function(result) {
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logResponse("RECEIVED BLOB: " + result);
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};
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}
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else {
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logResponse("RECEIVED UNKNOWN TYPE: " + data);
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}
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clearTimeout(wstt);
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wstt = setTimeout(wsping, 2500);
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}
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wsopen = 1;
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}
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}
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function wsping() {ws.send("ws:ping"); wstt = setTimeout(wsping, 2500);}
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var consoleLog = $("consoleLog");
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$("clear").onclick = function() {
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while (consoleLog.childNodes.length > 0) {
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consoleLog.removeChild(consoleLog.lastChild);
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}
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}
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var log = function(message) {
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var pre = document.createElement("pre");
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pre.style.wordWrap = "break-word";
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pre.innerHTML = message;
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consoleLog.appendChild(pre);
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consoleLog.scrollTop = consoleLog.scrollHeight;
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while (consoleLog.childNodes.length > 25) {
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consoleLog.removeChild(consoleLog.firstChild);
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}
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}
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var logResponse = function(msg) {
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log("<span style='color:blue'>"+msg+"</span>");
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}
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var logSend = function(msg) {
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log("<span style='color:green'>"+msg+"</span>");
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}
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var logError = function(msg) {
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log("<span style='color:red'>"+msg+"</span>");
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}
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document.forms.publish.onsubmit = function() {
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clearTimeout(wstt);
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try {
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var text = this.message.value;
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logSend("SEND TEXT: "+text);
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ws.send(text);
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} catch (e) {
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logError("EXCEPTION: "+e);
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}
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wstt = setTimeout(wsping, 2500);
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return false;
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}
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</script>
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</html>
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