<!doctype html>
<html>
<head>
<meta charset="utf-8" />
<title>全屏问题</title>
<meta http-equiv="content-type" content="text/html; charset=utf-8"/>
<meta http-equiv="imagetoolbar" content="no"/>
<meta name="apple-mobile-web-app-capable" content="yes"/>
<meta http-equiv="x-ua-compatible" content="ie=edge">
<style type="text/css">
*{
padding: 0px;
margin: 0px;
}
body div.videobox{
width: 400px;
height: 320px;
margin: 100px auto;
background-color:#000;
}
body div.videobox video.video
{
width: 100%;
height: 100%;
}
:-webkit-full-screen {
}
:-moz-full-screen {
}
:-ms-fullscreen {
}
:-o-fullscreen {
}
:full-screen {
}
:fullscreen {
}
:-webkit-full-screen video {
width: 100%;
height: 100%;
}
:-moz-full-screen video{
width: 100%;
height: 100%;
}
</style>
</head>
<body>
<div id="videobox">
<video controls="controls" preload="preload" id="video" poster="poster.jpg">
<source src="./movie.ogg" type="video/ogg" />
<source src="./movie.mp4" type="video/mp4" />
<source src="./movie.webm" type="video/webm" />
<object data="./movie.mp4" width="100%" height="100%">
<embed width="100%" height="100%" src="./movie.swf" />
</object>
</video>
<button id="fullscreenbtn">全屏</button>
</div>
<script type="text/javascript">
//反射調用
var invokefieldormethod = function(element, method)
{
var usableprefixmethod;
["webkit", "moz", "ms", "o", ""].foreach(function(prefix) {
if (usableprefixmethod) return;
if (prefix === "") {
// 无前缀，方法首字母小写
method = method.slice(0,1).tolowercase() + method.slice(1);
}
var typeprefixmethod = typeof element[prefix + method];
if (typeprefixmethod + "" !== "undefined") {
if (typeprefixmethod === "function") {
usableprefixmethod = element[prefix + method]();
} else {
usableprefixmethod = element[prefix + method];
}
}
});
return usableprefixmethod;
};
//進入全屏
function launchfullscreen(element)
{
//此方法不可以在異步任務中執行，否則火狐無法全屏
if(element.requestfullscreen) {
element.requestfullscreen();
} else if(element.mozrequestfullscreen) {
element.mozrequestfullscreen();
} else if(element.msrequestfullscreen){
element.msrequestfullscreen();
} else if(element.orequestfullscreen){
element.orequestfullscreen();
}
else if(element.webkitrequestfullscreen)
{
element.webkitrequestfullscreen();
}else{
var dochtml = document.documentelement;
var docbody = document.body;
var videobox = document.getelementbyid('videobox');
var csstext = 'width:100%;height:100%;overflow:hidden;';
dochtml.style.csstext = csstext;
docbody.style.csstext = csstext;
videobox.style.csstext = csstext+';'+'margin:0px;padding:0px;';
document.isfullscreen = true;
}
}
//退出全屏
function exitfullscreen()
{
if (document.exitfullscreen) {
document.exitfullscreen();
} else if (document.msexitfullscreen) {
document.msexitfullscreen();
} else if (document.mozcancelfullscreen) {
document.mozcancelfullscreen();
} else if(document.orequestfullscreen){
document.ocancelfullscreen();
}else if (document.webkitexitfullscreen){
document.webkitexitfullscreen();
}else{
var dochtml = document.documentelement;
var docbody = document.body;
var videobox = document.getelementbyid('videobox');
dochtml.style.csstext = "";
docbody.style.csstext = "";
videobox.style.csstext = "";
document.isfullscreen = false;
}
}
document.getelementbyid('fullscreenbtn').addeventlistener('click',function(){
launchfullscreen(document.getelementbyid('video'));
window.settimeout(function exit(){
//檢查瀏覽器是否處於全屏
if(invokefieldormethod(document,'fullscreen') || invokefieldormethod(document,'isfullscreen') || document.isfullscreen)
{
exitfullscreen();
}
},5*1000);
},false);
</script>
</body>
</html>
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