Implementing infinite tree menu based on jquery

Implementing infinite tree menu based on jquery_jquery

WBOY

Release： 2016-05-16 15:08:33

Original

1029 people have browsed it

The example in this article shares with you the infinite tree menu effect based on jquery, which has certain reference value. The specific content is as follows

Rendering:

Implementation code:

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无限级树形菜单</title>
</head>
<script src="jquery.min.js"></script>
<style>
ul.a{width:100%;cursor:pointer;padding:0 0px;color:white;}
ul.a li{list-style-type:none;cursor:pointer;background:#fff;padding:5px 10px;color:black;width:90%;display:none}
.treelist{width:222px;}
ul.a div{height:34px;width:100%;background:url(jia.jpg) no-repeat;padding-left:27px;padding-top:6px;color:#333333;font-weight:bold;font-size:15px}
.shows{display:block}
</style>
<body>
 
<div class="treelist">
<ul class="a">
<div>ccccc</div>
  <li>xxxx</li>
  <li>
    <ul class="a">
    <div>ccccc</div>
      <li>xxxx</li>
      <li>xxxx</li>
      <li>
        <ul class="a">
        <div>ccccc</div>
          <li>
            <ul class="a">
              <div>ccccc</div>
              <li>xxxx</li>
              <li>xxxx</li>
              <li>xxxx</li>
              <li>xxxx</li>
            </ul>
          </li>
          <li>xxxx</li>
          <li>xxxx</li>
          <li>xxxx</li>
        </ul>
      </li>
      <li>xxxx</li>
    </ul>
  </li>
  <li>xxxx</li>
  <li>xxxx</li>
</ul>
 
<ul class="a">
<div>ccccc</div>
  <li>xxxx</li>
  <li>xxxx</li>
  <li>xxxx</li>
  <li>xxxx</li>
</ul>
 
<ul class="a">
<div>ccccc</div>
  <li>xxxx</li>
  <li>xxxx</li>
  <li>xxxx</li>
  <li>xxxx</li>
</ul>
</div>
 
 
 
<script>
/*
$(".a div").each(function(i){
  var w=$(this).parents("li").width();
  $(this).css("width",w-100+"px");
})
*/
 
$(".a").click(function(){
  $(this).find("li").click(function(event){
    return false
  })
   
  if($(this).hasClass("shows")){
    $(this).removeClass("shows");
    $(this).find("li").find("ul").removeClass("shows");
    $(this).find("li").hide();
    $(this).find("div").css("background","url(jia.jpg) no-repeat");
     
     
  }else{
    $(this).addClass("shows");
    $(this).find("li").show();
    $(this).find("li").find("ul").find("li").hide();
    $(this).show();
    $(this).find("div").eq(0).css("background","url(jian.jpg) no-repeat"); 
  }
   
})
</script>
</body>
</html>

Copy after login

I hope this article will be helpful to everyone learning JavaScript programming.