<html>
<meta http-equiv=”Content-Type” content=”text/html; charset=utf-8″ />
<style>
  #container {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background-color: red;
  }
</style>

 

<body>
  <div id=”container”>
    <div id=”content” style=”margin:0 auto;height:45%;width:80%px; background:orange;”>
    <button id=”btn”>全屏</button>
    <button id=”close”>退出</button>
    <h1>js控制页面部分区域的全屏展示和退出全屏显示</h1>
    </div>
  </div>
</body>
<script language=”JavaScript”>
var btn = document.getElementById(“btn”);
btn.onclick = function () {
  var elem = document.getElementById(“content”);
  requestFullScreen(elem);
};

 

var close = document.getElementById(“close”);
close.onclick = function () {
exitFullscreen();
};

 

function requestFullScreen(element) {
  var requestMethod = element.requestFullScreen || element.webkitRequestFullScreen || element.mozRequestFullScreen || element.msRequestFullScreen;
  if (requestMethod) {
    requestMethod.call(element);
  } else if (typeof window.ActiveXObject !== “undefined”) {
    var wscript = new ActiveXObject(“WScript.Shell”);
    if (wscript !== null) {
      wscript.SendKeys(“{F11}”);
    }
  }
}

 

function exitFullscreen() {
  if (document.exitFullscreen) {
    document.exitFullscreen();
  } else if (document.msExitFullscreen) {
    document.msExitFullscreen();
  } else if (document.mozCancelFullScreen) {
      document.mozCancelFullScreen();
  } else if (document.webkitExitFullscreen) {
      document.webkitExitFullscreen();
  }
}

 

</script>

 

</html>

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本文链接:https://www.cnblogs.com/webchigan/p/11074398.html