用html5 js实现点击一个按钮达到浏览器全屏效果

项目中需要将后台浏览器的窗口全屏,也就是我们点击一个按钮要实现按F11全屏的效果。 在HTML5中,W3C制定了关于全屏的API,就可以实现全屏幕的效果,也可以让页面中的图片,视频等全屏目前只有google chrome 15 +, safri5.1+,firfox10+,IE11支持


全屏



复制代码 代码如下:



var docElm = document.documentElement;


//W3C


if (docElm.requestFullscreen) {


docElm.requestFullscreen();


}


//FireFox


else if (docElm.mozRequestFullScreen) {


docElm.mozRequestFullScreen();


}


//Chrome等


else if (docElm.webkitRequestFullScreen) {


docElm.webkitRequestFullScreen();


}


//IE11


else if (elem.msRequestFullscreen) {


elem.msRequestFullscreen();


}



退出全屏



复制代码 代码如下:



if (document.exitFullscreen) {


document.exitFullscreen();


}


else if (document.mozCancelFullScreen) {


document.mozCancelFullScreen();


}


else if (document.webkitCancelFullScreen) {


document.webkitCancelFullScreen();


}


else if (document.msExitFullscreen) {


document.msExitFullscreen();


}



事件监听



复制代码 代码如下:



document.addEventListener(“fullscreenchange”, function () {


fullscreenState.innerHTML = (document.fullscreen)? “” : “not “;}, false);


document.addEventListener(“mozfullscreenchange”, function () {


fullscreenState.innerHTML = (document.mozFullScreen)? “” : “not “;}, false);


document.addEventListener(“webkitfullscreenchange”, function () {


fullscreenState.innerHTML = (document.webkitIsFullScreen)? “” : “not “;}, false);


document.addEventListener(“msfullscreenchange”, function () {


fullscreenState.innerHTML = (document.msFullscreenElement)? “” : “not “;}, false);



全屏样式设置


在浏览器全屏的使用我们还可以进行样式设置



复制代码 代码如下:



html:-moz-full-screen {


background: red;


}


html:-webkit-full-screen {


background: red;


}


html:fullscreen {


background: red;


}



SyntaxHighlighter.highlight();