sqlite3/ext/wasm/demo-123-worker.html

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2023-06-27 18:34:42 +08:00
<!doctype html>
<html lang="en-us">
<head>
<meta charset="utf-8">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<link rel="shortcut icon" href="data:image/x-icon;," type="image/x-icon">
<title>Hello, sqlite3</title>
<style>
.warning, .error {color: red}
.error {background-color: yellow}
body {
display: flex;
flex-direction: column;
font-family: monospace;
white-space: break-spaces;
}
</style>
</head>
<body>
<h1>1-2-sqlite3 worker demo</h1>
<script>(function(){
const logHtml = function(cssClass,...args){
const ln = document.createElement('div');
if(cssClass) ln.classList.add(cssClass);
ln.append(document.createTextNode(args.join(' ')));
document.body.append(ln);
};
const w = new Worker("demo-123.js?sqlite3.dir=jswasm"
/* Note the URL argument on that name. See
the notes in demo-123.js (search for
"importScripts") for why we need
that. */);
w.onmessage = function({data}){
switch(data.type){
case 'log':
logHtml(data.payload.cssClass, ...data.payload.args);
break;
default:
logHtml('error',"Unhandled message:",data.type);
};
};
})();</script>
</body>
</html>