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  • 鼠标右键自定义菜单

    效果图

    代码如下:

    <!doctype html>
    <html lang="en">
    <head>
        <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
        <meta charset="utf-8">
        <title>鼠标右键自定义菜单</title>
        <meta name="description" content="">
        <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=0, minimum-scale=1.0, maximum-scale=1.0">
        <meta name="author" content="">
        <style type="text/css">
        #contextmenu {
          position: absolute;
          width: 80px;
          height: 34px;
          background-color: #FFF;
          border: 1px solid #CED4E0;
          left: 0;
          top: 100px;
          display: none;
        }
        #contextmenu a {
          margin-top: 2px;
          display: block;
          width: 100%;
          height: 30px;
          font-size: 12px;
          line-height: 30px;
          text-align: center;
          text-decoration: none;
          color: #7A96CC;
        }
        #contextmenu a:hover {
          background-color: #7A96CC;
          color: #FFF;
        }
        #itemList {
          position: relative;
          width: 300px;
          height: 500px;
          overflow: auto;
          margin: 0;
          border: 1px solid #DDD;
          background: #F5F5F5;
        }
        #itemList .item {
          height: 50px;
          line-height: 50px;
          border-bottom: 1px solid #DDD;
          text-indent: 10px;
        }
        #itemList .item:hover {
          background-color: #EEE;
        }
        </style>
    
    </head>
    <body>
    <div id="itemList">
      <div class="item">右键菜单1</div>
      <div class="item">右键菜单2</div>
      <div class="item">右键菜单3</div>
      <div class="item">右键菜单4</div>
      <div class="item">右键菜单5</div>
    <div>
    <script src="http://lib.sinaapp.com/js/jquery/1.9.1/jquery-1.9.1.min.js"></script>
    <script>
    $(function(){
      $('body').append('<div id="contextmenu"><a href="javascript:">删除</a></div>')
        $(document).delegate('.item','contextmenu',function(e){
          var $this = $(this),
            dataId = $this.attr('data-id'),
            $contextmenu = $('#contextmenu');
          $contextmenu.find('a').attr('data-id',dataId);
          $this.addClass('active');
          //加上window.scrollY是考虑页面有滚动过的情况
          $contextmenu.css({'left':e.clientX,'top':e.clientY+window.scrollY}).show();
          e.preventDefault();
        })
        $(document).delegate('#contextmenu a','click',function(){
          var $this = $(this);
          $('.item.active').remove();
        })
        $('body').on('click',function(){
          $('#contextmenu').hide();
        })
    })
    </script>
    </body>
    </html>
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  • 原文地址:https://www.cnblogs.com/zhouzone/p/4904688.html
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