perfect-scrollbar/examples/reach-the-end-callback.html

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<!DOCTYPE html>
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8">
<title>perfect-scrollbar example</title>
<link href="../dist/css/perfect-scrollbar.css" rel="stylesheet">
<script src="../dist/js/perfect-scrollbar.js"></script>
<style>
#description {
border: 1px solid gray;
height:150px;
width: 400px;
2015-02-21 20:53:42 +08:00
overflow: auto;
position: relative;
}
#status { color: red; }
</style>
</head>
<body>
<div id="description" class="wrapper">
<p>Hello, world! 0</p>
<p>Hello, world! 1</p>
<p>Hello, world! 2</p>
<p>Hello, world! 3</p>
<p>Hello, world! 4</p>
<p>Hello, world! 5</p>
<p>Hello, world! 6</p>
<p>Hello, world! 7</p>
<p>Hello, world! 8</p>
<p>Hello, world! 9</p>
</div>
<div id="status">
</div>
<script type="text/javascript">
var $ = document.querySelector.bind(document);
window.onload = function () {
var container = $('#description');
var stat = $('#status');
Ps.initialize(container);
container.addEventListener('scroll', function (e) {
if(container.scrollTop === 0) {
stat.innerHTML = 'it reaches the top!';
}
else if (container.scrollTop === container.scrollHeight - container.clientHeight) {
stat.innerHTML = 'it reaches the end!';
} else {
stat.innerHTML = '';
}
});
};
</script>
</body>
</html>