jQuery轻量级Tab选项卡插件实现与源码解析

<div class="tabs">  
  <ul>
   <li class="acss" data-box="#panel-1">标签1</li>
   <li class="bcss" data-box="#panel-2">标签2</li>
   <li class="bcss" data-box="#panel-3">标签3</li>
  </ul>
  <div id="panel-1">内容111111</div>
  <div id="panel-2" style="display:none;">内容222222</div>
  <div id="panel-3" style="display:none;">内容333333</div>
</div>

<dl class="tabs">
  <dt>
   <a class="acss" href="#panel-1">标签1</a>
   <a class="bcss" href="#panel-2">标签2</a>
   <a class="bcss" href="#panel-3">标签3</a>
  </dt>
  <dd id="panel-1">内容1</dd>
  <dd id="panel-2" style="display:none;">内容2</dd>
  <dd id="panel-3" style="display:none;">内容3</dd>
 </dl>

(function ($) {
   $.fn.Tabs = function (options) {
    //默认参数设置
    var settings = {
     beforeCss: "bcss", //激活前样式名
     afterCss: "acss", //激活后样式名
     model: "mouseover" //切换方式("mouseover"或者"click")
    };

    //不为空，则合并参数
    if (options)
     $.extend(settings, options);

    //获取a标签集合
    var arr_a = $("> dt > a", this);

    //给a标签分别绑定事件
    arr_a.each(function () {
     $(this).bind(settings.model, function (event) {
　　　　　　　　　　　　　　//去除a标签的锚点跳转
    　　　　 event.preventDefault();
      //样式控制
      $(this).removeClass().addClass(settings.afterCss)
      .siblings("a").removeClass().addClass(settings.beforeCss);
      //隐藏与显示控制
      var dd_id = $(this).attr("href");
      $(dd_id).show().siblings("dd").hide();
     });
    });

    //遵循链式原则
    return this.each(function () { });
   };
})(jQuery);

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
 <title></title>
 <style type="text/css">
  *
  {
   margin: 0;
   padding: 0;
  }    
  .tabs
  {
   width: 504px;
   margin: 50px auto;
   }
   
   .acss,.bcss
   {   
   text-decoration:none;
   line-height: 35px;
   font-size: 14px;
   padding:8px 15px;    
   }
   
   .bcss
   {
    background-color: #D4D4D4;
    border-bottom:1px solid white;
    }
   .acss
   {
    background-color: orange;
    border-bottom:1px solid orange;
    }   
   .tabs dd
   {
   width: 500px;
   height: 300px;
   border: 1px solid orange;
   text-align: center;
   line-height: 300px;
   }
 </style>
</head>
<body>
 
 <dl class="tabs" id="tabs1">
  <dt>
   <a class="acss" href="#panel-1">标签1</a>
   <a class="bcss" href="#panel-2">标签2</a>
   <a class="bcss" href="#panel-3">标签3</a>
  </dt>
  <dd id="panel-1"><h1>鼠标滑入切换</h1></dd>
  <dd id="panel-2" style="display:none;">内容2</dd>
  <dd id="panel-3" style="display:none;">内容3</dd>
 </dl> 
 <dl class="tabs" id="tabs2">
  <dt>
   <a class="acss" href="#panel-4">标签1</a><!--默认第一个激活-->
   <a class="bcss" href="#panel-5">标签2</a>
   <a class="bcss" href="#panel-6">标签3</a>
  </dt>
  <dd id="panel-4"><h1>鼠标点击切换</h1></dd><!--默认第一个显示-->
  <dd id="panel-5" style="display:none;">内容2</dd>
  <dd id="panel-6" style="display:none;">内容3</dd>
 </dl>

 <script src="../js/jquery-1.4.1.min.js" type="text/javascript"></script>
 <script src="../js/jquery.similar.Tabs.js" type="text/javascript"></script>
 <script type="text/javascript">
  $("#tabs1").Tabs(); //默认鼠标滑入切换
  $("#tabs2").Tabs({model:"click"}); //设置为点击切换
 </script>
</body>
</html>