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@@ -0,0 +1,85 @@
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+<!DOCTYPE html>
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+<html lang="en">
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+<head>
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+ <meta charset="UTF-8">
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+ <meta name="viewport" content="width=device-width, initial-scale=1.0">
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+ <title>Document</title>
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+ <style>
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+ *{
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+ margin: 0;
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+ padding: 0;
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+ }
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+ .mask{
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+ width: 100vw;
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+ height: 100vh;
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+ background-color: #aaa;
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+ position: fixed;
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+ top: 0;
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+ left: 0;
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+ /* right: 0;
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+ bottom: 0; */
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+ display: none;
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+ }
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+ .menu{
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+ width: 200px;
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+ height: 300px;
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+ background-color: #fff;
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+ position: fixed;
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+ top:0;
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+ left:0;
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+ display: none;
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+ }
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+ .menu li{
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+ list-style: none;
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+ border-bottom: 1px solid #ccc;
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+ text-align: center;
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+ padding: 10px 0;
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+ }
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+ </style>
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+</head>
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+<body>
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+ <!-- 背景蒙板 -->
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+ <div class="mask"></div>
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+ <!-- 菜单 -->
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+ <div class="menu">
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+ <ul>
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+ <li>复制</li>
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+ <li>粘贴</li>
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+ <li>删除</li>
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+ </ul>
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+ </div>
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+ <script>
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+ // 第一步：获取要控制的元素
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+ var mask = document.getElementsByClassName("mask")[0];
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+ var menu = document.getElementsByClassName("menu")[0];
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+ // 获取整个文档页面
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+ var doc = document.documentElement;
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+ // 第二步：绑定事件
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+ // 点击右键弹出菜单和背景蒙板
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+ doc.oncontextmenu = function(event){
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+ // 获取当前鼠标点击的位置
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+ var x = event.clientX;
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+ var y = event.clientY;
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+ console.log(x,y)
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+ // console.log("右键点击了");
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+ // 显示背景蒙板 和 菜单
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+ mask.style.display = "block";
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+ menu.style.display = "block";
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+
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+ // 修改菜单位置
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+ menu.style.left = x + "px";
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+ menu.style.top = y + "px";
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+
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+ // return false阻止默认事件 但return一定要写在代码最后
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+ return false;
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+ }
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+
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+ // 点击蒙板隐藏菜单
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+ mask.onclick = function(){
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+ // 隐藏背景蒙板 和 菜单
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+ mask.style.display = "none";
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+ menu.style.display = "none";
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+ }
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+ </script>
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+</body>
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+</html>
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