移动端fixed后横竖屏切换时上部或下部出现空隙问题

最新推荐文章于 2024-02-08 13:00:32 发布

转载最新推荐文章于 2024-02-08 13:00:32 发布 · 226 阅读

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CC 4.0 BY-SA版权

原文链接：http://www.cnblogs.com/wangmaoling/p/6427030.html

文章标签：

#javascript #ViewUI

本文介绍了一种在移动端网页中实现横竖屏切换提醒的方法，通过监听屏幕方向变化并显示提示层来指导用户正确使用应用。

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<!DOCTYPE html>
<html lang="en">

<head>
<meta charset="UTF-8">
<title>Document</title>
<meta name="viewport" content="width=device-width,user-scalable=no,initial-scale=1.0,maximum-scale=1">
<style>
body {}

header {
position: fixed;
width: 100%;
height: 15vw;
top: 0;
/*left:0;*/
background: red;
}

.box {
width: 40vw;
margin: 0 auto;
}

@media all and (orientation: portrait) {
#hengping {
display: none !important;
}
}
/*设备横屏时的样式*/

@media all and (orientation: landscape) {
#hengping {
display: block !important;
}
}

#hengping {
display: none;
background: black;
position: fixed;
left: 0;
/* right:0;*/
bottom: 0;
/*top:0;*/
z-index: 9999;
width: 100%;
height: 100%;
overflow: hidden;
}
</style>
</head>

<body>
<header></header>
<div id="hengping"></div>
<div class="box">
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Iusto unde ratione aspernatur in ipsam nemo doloribus cum architecto nihil minus! Reprehenderit perspiciatis accusamus, provident odio facere dolores asperiores dolorem, sint. Lorem ipsum dolor sit amet, consectetur adipisicing elit. Iusto unde ratione aspernatur in ipsam nemo doloribus cum architecto nihil minus! Reprehenderit perspiciatis accusamus, provident odio facere dolores asperiores dolorem, sint. Lorem ipsum dolor sit amet, consectetur adipisicing elit. Iusto unde ratione aspernatur in ipsam nemo doloribus cum architecto nihil minus! Reprehenderit perspiciatis accusamus, provident odio facere dolores asperiores dolorem, sint. Lorem ipsum dolor sit amet, consectetur adipisicing elit. Iusto unde ratione aspernatur in ipsam nemo doloribus cum architecto nihil minus! Reprehenderit perspiciatis accusamus, provident odio facere dolores asperiores dolorem, sint. Lorem ipsum dolor sit amet, consectetur adipisicing elit. Iusto unde ratione aspernatur in ipsam nemo doloribus cum architecto nihil minus! Reprehenderit perspiciatis accusamus, provident odio facere dolores asperiores dolorem, sint. Lorem ipsum dolor sit amet, consectetur adipisicing elit. Iusto unde ratione aspernatur in ipsam nemo doloribus cum architecto nihil minus! Reprehenderit perspiciatis accusamus, provident odio facere dolores asperiores dolorem, sint. Lorem ipsum dolor sit amet, consectetur adipisicing elit. Iusto unde ratione aspernatur in ipsam nemo doloribus cum architecto nihil minus! Reprehenderit perspiciatis accusamus, provident odio facere dolores asperiores dolorem, sint. Lorem ipsum dolor sit amet, consectetur adipisicing elit. Iusto unde ratione aspernatur in ipsam nemo doloribus cum architecto nihil minus! Reprehenderit perspiciatis accusamus, provident odio facere dolores asperiores dolorem, sint. Lorem ipsum dolor sit amet, consectetur adipisicing elit. Iusto unde ratione aspernatur in ipsam nemo doloribus cum architecto nihil minus! Reprehenderit perspiciatis accusamus, provident odio facere dolores asperiores dolorem, sint. Lorem ipsum dolor sit amet, consectetur adipisicing elit. Iusto unde ratione aspernatur in ipsam nemo doloribus cum architecto nihil minus! Reprehenderit perspiciatis accusamus, provident odio facere dolores asperiores dolorem, sint. Lorem ipsum dolor sit amet, consectetur adipisicing elit. Iusto unde ratione aspernatur in ipsam nemo doloribus cum architecto nihil minus! Reprehenderit perspiciatis accusamus, provident odio facere dolores asperiores dolorem, sint. Lorem ipsum dolor sit amet, consectetur adipisicing elit. Iusto unde ratione aspernatur in ipsam nemo doloribus cum architecto nihil minus! Reprehenderit perspiciatis accusamus, provident odio facere dolores asperiores dolorem, sint.
</div>
</body>
<script src="jquery.js"></script>
<script>
// 横竖屏幕提醒
(function transverse() {
if (window.orientation == 90 || window.orientation == -90) {
var t=$(window).scrollTop()
$('#hengping').hide();
// setTimeout(function(){
$(window).scrollTop(t+1);
// 横屏
$('#hengping').show();

} else if (window.orientation == 180 || window.orientation === 0) {
//竖屏
var t=$(window).scrollTop()
$('#hengping').hide();
// setTimeout(function(){
$(window).scrollTop(t+1);

// },2000)
}
window.addEventListener("onorientationchange" in window ? "orientationchange" : "resize", transverse, false);
})();
</script>

<!-- ios 微信端出现这样问题 安卓微信测试了几台没有这个问题-->

</html>