js 实现各浏览器全屏 

<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>js 实现各浏览器全屏</title>
</head>
<body>
    <button onclick="screen.full()">现代浏览器全屏</button>

    <button onclick="screen.exit()">现代浏览器退出</button>

    <button onclick="screen.iefull()">低版本ie全屏</button>
</body>
<script type="text/javascript">
    // 全屏
    window.screen.full = function() {
        var el = document.documentElement;
        var rfs = el.requestFullScreen || el.webkitRequestFullScreen || el.mozRequestFullScreen || el.msRequestFullscreen; 
        if(typeof rfs != "undefined" && rfs) {
            rfs.call(el);
        } else {
            return;
        };
    };
    // 退出全屏
    window.screen.exit = function() {
        if (document.exitFullscreen) {  
            document.exitFullscreen();  
        }  
        else if (document.mozCancelFullScreen) {  
            document.mozCancelFullScreen();  
        }  
        else if (document.webkitCancelFullScreen) {  
            document.webkitCancelFullScreen();  
        }  
        else if (document.msExitFullscreen) {  
            document.msExitFullscreen();  
        } 
        if(typeof cfs != "undefined" && cfs) {
            cfs.call(el);
        }
    };
     //ie低版本的全屏，退出全屏都这个方法
     //注：ie调用ActiveX控件，需要在ie浏览器安全设置里面把 ‘未标记为可安全执行脚本的ActiveX控件初始化并执行脚本’ 设置为启用
    window.screen.ieFull = function() {
        var el = document.documentElement;
        var rfs =  el.msRequestFullScreen;
        if(typeof window.ActiveXObject != "undefined") {
            //这的方法 模拟f11键，使浏览器全屏
            var wscript = new ActiveXObject("WScript.Shell");
            if(wscript != null) {
                wscript.SendKeys("{F11}");
            }
        }
    };
</script>
</html>
　　

 

posted @ 2019-05-16 17:20  zhangcscc  阅读(335)  评论(0)    收藏  举报