7.11.3 进度条的动画效果
对于条纹风格的进度条,只要为它们增加.active样式,就可使该进度条的条纹呈现出由右向左运动的动画效果。
IE9及更低版本的浏览器不支持进度条的动画效果。
示例代码
下面代码示范了如何为进度条增加动画效果。
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| <!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1">
<title> 进度条动画 </title>
<link rel="stylesheet" href="../bootstrap/css/bootstrap.min.css">
<link rel="stylesheet" href="../bootstrap/css/bootstrap-theme.min.css">
</head>
<body>
<div class="container">
<div class="progress">
<div class="progress-bar progress-bar-success progress-bar-striped active" role="progressbar"
aria-valuenow="30" aria-valuemin="0" aria-valuemax="100" style="width:30%;">
<span class="sr-only">30%</span>
</div>
</div>
<div class="progress">
<div class="progress-bar progress-bar-info progress-bar-striped active" role="progressbar"
aria-valuenow="50" aria-valuemin="0" aria-valuemax="100" style="width:50%;">
<span class="sr-only">50%</span>
</div>
</div>
<div class="progress">
<div class="progress-bar progress-bar-warning progress-bar-striped active" role="progressbar"
aria-valuenow="80" aria-valuemin="0" aria-valuemax="100" style="width:80%;">
<span class="sr-only">80%</span>
</div>
</div>
<div class="progress">
<div class="progress-bar progress-bar-danger progress-bar-striped active" role="progressbar"
aria-valuenow="10" aria-valuemin="0" aria-valuemax="100" style="width:10%;">
<span class="sr-only">10%</span>
</div>
</div>
</div>
<script type="text/javascript" src="../jquery-3.1.1.js"></script>
<script type="text/javascript" src="../bootstrap/js/bootstrap.min.js"></script>
</body>
</html>
|
在代码中定义了4个带条纹的进度条,并为这些进度条添加了.active样式,因此这些进度条上的条纹都会显示出动画效果。