<html lang="en">
<head>
<meta charset="utf-8">
<title>jQuery UI 进度条（Progressbar） - 自定义标签</title>
<link rel="stylesheet" href="https://libs.baidu.com/jqueryui/1.10.4/css/jquery-ui.min.css">
<script src="https://libs.baidu.com/jquery/1.10.2/jquery.min.js"></script>
<script src="https://libs.baidu.com/jqueryui/1.10.4/jquery-ui.min.js"></script>
<link rel="stylesheet" href="/demo/jqueryui/style.css">
<style>
.ui-progressbar {
position: relative;
}
.progress-label {
position: absolute;
left: 50%;
top: 4px;
font-weight: bold;
text-shadow: 1px 1px 0 #fff;
}
</style>
<script>
$(function() {
var progressbar = $( "#progressbar" ),
progressLabel = $( ".progress-label" );
progressbar.progressbar({
value: false,
change: function() {
progressLabel.text( progressbar.progressbar( "value" ) + "%" );
},
complete: function() {
progressLabel.text( "完成！" );
}
});
function progress() {
var val = progressbar.progressbar( "value" ) || 0;
progressbar.progressbar( "value", val + 1 );
if ( val < 99 ) {
setTimeout( progress, 100 );
}
}
setTimeout( progress, 3000 );
});
</script>
</head>
<body>
<div id="progressbar"><div class="progress-label">加载...</div></div>
</body>
</html>