标签:dde == var ice 控制 blank UNC scale lan
本系列文章旨在讲解如何从零开始搭建前端监控系统。
项目已经开源
项目地址:
您的支持是我们不断前进的动力。
喜欢请start!!!
喜欢请start!!!
喜欢请start!!!
本文是该系列第三篇,重点讲解如何控制iframe的前进后退。
系列文章:
https://abc-club.github.io/demo/iframe/demo2/
https://github.com/abc-club/demo
如果想看跟复杂的例子,可以看bombayjs
的源码
后台截图如下:
document.getElementById(‘iframe id‘).contentWindow.history.back();
以上面这种方式控制会存在跨域问题!!!
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
</head>
<body>
<div>
<iframe id=‘iframe‘></iframe>
<br/>
url: <span id=‘url‘></span>
<br/>
<button id=‘back‘ onclick=‘back()‘>back</button>
<button id=‘forward‘ onclick=‘forward()‘>forward</button>
</div>
<script>
var url = ‘./iframe.html‘
var div = document.getElementById(‘url‘),
iframe = document.getElementById(‘iframe‘)
iframe.src = url
div.innerHTML = url
window.addEventListener(‘message‘, function(event) {
if (!event.data.url) return
div.innerHTML = event.data.url;
}, false)
function back() {
iframe.contentWindow.postMessage(‘back‘, ‘*‘);
}
function forward() {
iframe.contentWindow.postMessage(‘forward‘, ‘*‘);
}
</script>
</body>
</html>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
</head>
<body>
<div>
<a href=‘#a‘>to #a</a>
<p>1</p>
<p>1</p>
<p>1</p>
<p>1</p>
<p>1</p>
<p>1</p>
<p>1</p>
<p>1</p>
<p>1</p>
<p>1</p>
<p>1</p>
<p id=‘a‘>a</p>
<p>2</p>
<p>2</p>
<p>2</p>
<p>2</p>
<p>2</p>
<p>2</p>
<p>2</p>
<p>2</p>
</div>
<script>
window.addEventListener(‘message‘, function(event) {
if (event.data === ‘back‘) {
window.history.back()
} else {
window.history.forward()
}
}, false)
window.addEventListener(‘hashchange‘, function(event) {
window.parent.postMessage({
url: location.href
}, ‘*‘)
return
}, false)
</script>
</body>
</html>
https://github.com/abc-club/free-resources
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从零开始搭建前端监控系统(三)——实现控制iframe前进后退
标签:dde == var ice 控制 blank UNC scale lan
原文地址:https://www.cnblogs.com/aoping/p/11722708.html