зеркало из https://github.com/mozilla/gecko-dev.git
69 строки
1.9 KiB
HTML
69 строки
1.9 KiB
HTML
<!--
|
|
Any copyright is dedicated to the Public Domain.
|
|
http://creativecommons.org/publicdomain/zero/1.0/
|
|
-->
|
|
<!DOCTYPE HTML>
|
|
<html>
|
|
<head>
|
|
<title>Test for SharedWorker</title>
|
|
</head>
|
|
<body onload="notifyOpenerLoadEvent();">
|
|
<script type="text/javascript">
|
|
"use strict";
|
|
|
|
function postMessageToParentOrOpener(message) {
|
|
if (parent != window) {
|
|
parent.postMessage(message, "*");
|
|
}
|
|
if (opener) {
|
|
opener.postMessage(message, "*");
|
|
}
|
|
}
|
|
|
|
// Used by test_multi_sharedWorker_lifetimes.html
|
|
function notifyOpenerLoadEvent() {
|
|
if (opener) {
|
|
opener.postMessage({event: "load"}, "*");
|
|
}
|
|
}
|
|
|
|
function debug(message) {
|
|
if (typeof(message) != "string") {
|
|
throw new Error("debug() only accepts strings!");
|
|
}
|
|
postMessageToParentOrOpener(message);
|
|
}
|
|
|
|
let worker;
|
|
|
|
window.addEventListener("message", function(event) {
|
|
if (!worker) {
|
|
worker = new SharedWorker("multi_sharedWorker_sharedWorker.js",
|
|
"FrameWorker");
|
|
worker.onerror = function(error) {
|
|
debug("Worker error: " + error.message);
|
|
error.preventDefault();
|
|
|
|
let data = {
|
|
type: "error",
|
|
message: error.message,
|
|
filename: error.filename,
|
|
lineno: error.lineno,
|
|
isErrorEvent: error instanceof ErrorEvent
|
|
};
|
|
postMessageToParentOrOpener(data);
|
|
};
|
|
|
|
worker.port.onmessage = function(msg) {
|
|
debug("Worker message: " + JSON.stringify(msg.data));
|
|
postMessageToParentOrOpener(msg.data);
|
|
};
|
|
}
|
|
|
|
debug("Posting message: " + JSON.stringify(event.data));
|
|
worker.port.postMessage(event.data);
|
|
});
|
|
</script>
|
|
</body>
|
|
</html>
|