2013-10-16 20:41:47 +04:00
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>Chat Example</title>
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<script type="text/javascript">
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2016-07-19 02:08:34 +03:00
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window.onload = function () {
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2013-10-16 20:41:47 +04:00
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var conn;
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2016-07-19 02:08:34 +03:00
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var msg = document.getElementById("msg");
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var log = document.getElementById("log");
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2013-10-16 20:41:47 +04:00
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2016-07-19 02:08:34 +03:00
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function appendLog(item) {
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var doScroll = log.scrollTop === log.scrollHeight - log.clientHeight;
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log.appendChild(item);
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2013-10-16 20:41:47 +04:00
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if (doScroll) {
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2016-07-19 02:08:34 +03:00
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log.scrollTop = log.scrollHeight - log.clientHeight;
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2013-10-16 20:41:47 +04:00
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}
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}
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2016-07-19 02:08:34 +03:00
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document.getElementById("form").onsubmit = function () {
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2013-10-16 20:41:47 +04:00
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if (!conn) {
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return false;
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}
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2016-07-19 02:08:34 +03:00
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if (!msg.value) {
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2013-10-16 20:41:47 +04:00
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return false;
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}
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2016-07-19 02:08:34 +03:00
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conn.send(msg.value);
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msg.value = "";
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2016-05-26 20:19:40 +03:00
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return false;
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2016-07-19 02:08:34 +03:00
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};
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2013-10-16 20:41:47 +04:00
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if (window["WebSocket"]) {
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conn = new WebSocket("ws://{{$}}/ws");
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2016-05-26 20:19:40 +03:00
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conn.onclose = function (evt) {
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2016-07-19 02:08:34 +03:00
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var item = document.createElement("div");
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item.innerHTML = "<b>Connection closed.</b>";
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appendLog(item);
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2016-05-26 20:19:40 +03:00
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};
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conn.onmessage = function (evt) {
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2016-07-19 02:08:34 +03:00
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var messages = evt.data.split('\n');
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2016-06-07 02:20:22 +03:00
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for (var i = 0; i < messages.length; i++) {
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2016-07-19 02:08:34 +03:00
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var item = document.createElement("div");
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item.innerText = messages[i];
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appendLog(item);
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2016-06-07 02:20:22 +03:00
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}
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2016-05-26 20:19:40 +03:00
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};
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2013-10-16 20:41:47 +04:00
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} else {
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2016-07-19 02:08:34 +03:00
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var item = document.createElement("div");
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item.innerHTML = "<b>Your browser does not support WebSockets.</b>";
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appendLog(item);
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2013-10-16 20:41:47 +04:00
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}
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2016-07-19 02:08:34 +03:00
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};
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2013-10-16 20:41:47 +04:00
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</script>
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<style type="text/css">
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html {
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overflow: hidden;
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}
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body {
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overflow: hidden;
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padding: 0;
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margin: 0;
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width: 100%;
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height: 100%;
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background: gray;
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}
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#log {
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background: white;
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margin: 0;
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padding: 0.5em 0.5em 0.5em 0.5em;
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position: absolute;
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top: 0.5em;
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left: 0.5em;
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right: 0.5em;
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bottom: 3em;
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overflow: auto;
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}
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#form {
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padding: 0 0.5em 0 0.5em;
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margin: 0;
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position: absolute;
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bottom: 1em;
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left: 0px;
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width: 100%;
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overflow: hidden;
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}
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</style>
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</head>
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<body>
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<div id="log"></div>
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<form id="form">
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<input type="submit" value="Send" />
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<input type="text" id="msg" size="64"/>
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</form>
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</body>
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</html>
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