mirror of
https://github.com/ai/visibilityjs.git
synced 2026-01-14 15:57:59 -05:00
34 lines
1.0 KiB
HTML
34 lines
1.0 KiB
HTML
<!DOCTYPE html>
|
||
<html>
|
||
<head>
|
||
<meta charset='UTF-8'>
|
||
<title></title>
|
||
<script src="../lib/visibility.fallback.js"></script>
|
||
<script src="../lib/visibility.js"></script>
|
||
</head>
|
||
<body>
|
||
<h1>Visibility.js test</h1>
|
||
<p>Page Visibility API <strong id="support"></strong>.</p>
|
||
<p>Page is visible for <strong id="counter"></strong> sec.</p>
|
||
<script>
|
||
var support = document.getElementById('support');
|
||
if ( Visibility.isSupported() ) {
|
||
support.innerHTML = 'is supported';
|
||
} else {
|
||
support.innerHTML = 'isn’t supported';
|
||
}
|
||
|
||
document.title = Visibility.state();
|
||
Visibility.change(function (e, state) {
|
||
document.title = state;
|
||
});
|
||
|
||
var sec = 0;
|
||
var counter = document.getElementById('counter');
|
||
Visibility.every(1000, function () {
|
||
counter.innerHTML = sec++;
|
||
});
|
||
</script>
|
||
</body>
|
||
</html>
|