<html>
<head>
<link rel="stylesheet" href="https://libs.baidu.com/jquerymobile/1.4.2/jquery.mobile.min.css">
<script src="https://libs.baidu.com/jquery/1.10.2/jquery.min.js"></script>
<script src="https://libs.baidu.com/jquerymobile/1.4.2/jquery.mobile.min.js"></script>
<script>
$(document).on("pageinit",function(event){
$(window).on("orientationchange",function(){
if(window.orientation == 0)
{
$("p").text("方向已经变为 portrait ！").css({"background-color":"yellow","font-size":"300%"});
}
else
{
$("p").text("方向已经变为 landscape ！").css({"background-color":"pink","font-size":"200%"});
}
});
});
</script>
</head>
<body>
<div data-role="page">
<div data-role="header">
<h1>orientationchange 事件</h1>
</div>
<div data-role="content">
<p>请试着旋转您的设备！</p>
<p><b>注释：</b>您必须使用移动设备或者移动模拟器来查看该事件的效果。</p>
</div>
<div data-role="footer">
<h1>页脚文本</h1>
</div>
</div>
</body>
</html>