jquery实现树形,jquery实现树形菜单完整代码

本实例完毕了树形的动态菜单,宽容IE8,火狐,Chrome等浏览器。使用了jQuery的toggle(卡塔尔方法。效果和代码如下:

jquery达成树形菜单完整代码,jquery完毕树形

本实例达成了树形的动态菜单,包容IE8,火狐,Chrome等浏览器。使用了jQuery的toggle()方法。效果和代码如下:

图片 1

<!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>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>jquery的树形菜单代码 </title>
<meta name="keywords" content="www.cnblogs.com/jihua"/>
<style type="text/css">
body { font-family:"宋体"; font-size: 12px; line-height: 1.5em; color:#7FB0C8; padding:0; margin:0; background: #336699;}
ul,ol,li,dl,dt,dd { margin:0; padding:0; list-style-type:none;}
h1,h2,h3,form,input,iframe,span { margin:0; padding:0;} 
a { color:#7FB0C8;}
a:link {color: #7FB0C8; TEXT-DECORATION: none;}
a:visited {color: #7FB0C8; TEXT-DECORATION: none;}
a:hover {color: #fff; TEXT-DECORATION: none;}
.white { color:#fff;}
.white a:link {color: #fff; TEXT-DECORATION: none;}
.white a:visited {color: #fff; TEXT-DECORATION: none;}
.white a:hover {color: #73E1F5; TEXT-DECORATION: none;}
/* 树形菜单开始 */
.close { float:right; clear:right; font-size:12px; font-weight:normal; cursor:pointer; padding-right:10px;}
.title { font-size:14px; color:#fff; margin-bottom:10px; padding-left:5px; width:290px;}
.menu { width:290px; height:330px; margin-bottom:10px;}

.l1 { background:#000; font-size:13px; padding:5px 0 0 30px; height:20px; margin-bottom:5px; cursor:pointer;}
.slist { margin:0 0 5px 0; display:none;}
.l2 { padding:0 0 0 35px; font-size:13px;}
.l2 a { padding:6px 0 0 5px; width:230px; height:21px; display:block;} 
.currentl2 a,.l2 a:hover { background:#1E5A82; color:#fff;}
.sslist { background:#156890; width:235px; overflow:hidden; margin:0 0 5px 35px; display:none;}
.l3 a { padding:6px 0 0 5px; width:230px; height:20px; display:block;} 
.currentl3 a,.l3 a:hover { color:#fff; font-weight:bold;}
</style>
<script type="text/javascript" src="http://keleyi.com/keleyi/pmedia/jquery/jquery-1.4.2.min.js"></script>
<script type="text/javascript">
 // 树状菜单
 $(document).ready(function () {
 $(".l1").toggle(function () {
  $(".slist").animate({ height: 'toggle', opacity: 'hide' }, "slow");
  $(this).next(".slist").animate({ height: 'toggle', opacity: 'toggle' }, "slow");
 }, function () {
  $(".slist").animate({ height: 'toggle', opacity: 'hide' }, "slow");
  $(this).next(".slist").animate({ height: 'toggle', opacity: 'toggle' }, "slow");
 });

 $(".l2").toggle(function () {
  $(this).next(".sslist").animate({ height: 'toggle', opacity: 'toggle' }, "slow");
 }, function () {
  $(this).next(".sslist").animate({ height: 'toggle', opacity: 'toggle' }, "slow");
 });

 $(".l2").click(function () {
  $(".l3").removeClass("currentl3");
  $(".l2").removeClass("currentl2");
  $(this).addClass("currentl2");
 });

 $(".l3").click(function () {
  $(".l3").removeClass("currentl3");
  $(this).addClass("currentl3");
 });

 $(".close").toggle(function () {
  $(".slist").animate({ height: 'toggle', opacity: 'show' }, "fast");
  $(".sslist").animate({ height: 'toggle', opacity: 'show' }, "fast");
 }, function () {
  $(".slist").animate({ height: 'toggle', opacity: 'hide' }, "fast");
  $(".sslist").animate({ height: 'toggle', opacity: 'hide' }, "fast");
 });
 });
</script>
</head>
<body>
<h1 class="title">全部收起/展开Jihua树形菜单</h1>
<div class="menu">
 <h1 class="l1">一级菜单</h1>
 <div class="slist">
 <h2 class="l2"><a href="#">二级菜单</a></h2>
 <ul class="sslist">
 <li class="l3"><a href="#">·三级菜单</a></li>
 <li class="l3"><a href="#">·三级菜单</a></li>
 <li class="l3"><a href="#" target="_blank">·jihua.cnblogs.com</a></li>
 <li class="l3"><a href="#">·三级菜单</a></li>
 </ul>
 <h2 class="l2"><a href="#">二级菜单</a></h2>
 <ul class="sslist">
 <li class="l3"><a href="#">·三级菜单</a></li>
 <li class="l3"><a href="#">·三级菜单</a></li>
 <li class="l3"><a href="#" target="_blank">·三级菜单</a></li>
 <li class="l3"><a href="#">·三级菜单</a></li>
 </ul>
 <h2 class="l2"><a href="#">二级jb51.net</a></h2>
 </div>
 <h1 class="l1">一级脚本</h1>
 <div class="slist">
 <h2 class="l2"><a href="#">二级菜单计划</a></h2>
 <h2 class="l2"><a href="#">二级菜单</a></h2>
 <h2 class="l2"><a href="#">二级菜单</a></h2>
 </div>
 <h1 class="l1">一级菜单</h1>
 <div class="slist">
 <h2 class="l2"><a href="#">二级菜单</a></h2>
 <h2 class="l2"><a href="#">二级菜单</a></h2>
 <h2 class="l2"><a href="#">二级菜单</a></h2>
 </div>
</div>
</body>
</html>

本实例用到jquery的toggle(卡塔尔国 方法,介绍如下:

概念和用法

toggle(卡塔尔国 方法切换到分的可以见到状态。

假如被选成分可以看到,则藏身那几个成分,假若被选成分蒙蔽,则突显那一个因素。

语法
$(selector).toggle(speed,callback,switch)

图片 2

提示和注释

讲解:该功效适用于通过 jQuery 遮掩的要素,或在 CSS 中宣示 display:none
的成分(但不适用于 visibility:hidden 的因素)。

以上正是jquery实现树形菜单完整代码,希望对大家的求学jquery程序设计有着帮助。

图片 3

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本实例完成了树形的动态菜单,宽容IE8,火狐,Chrome等浏览器。使用了jQuery的toggle(卡塔尔(قطر‎方法。效果…

jquery的树形菜单代码 


body { font-family:"宋体"; font-size: 12px; line-height: 1.5em; color:#7FB0C8; padding:0; margin:0; background: #336699;}
ul,ol,li,dl,dt,dd { margin:0; padding:0; list-style-type:none;}
h1,h2,h3,form,input,iframe,span { margin:0; padding:0;} 
a { color:#7FB0C8;}
a:link {color: #7FB0C8; TEXT-DECORATION: none;}
a:visited {color: #7FB0C8; TEXT-DECORATION: none;}
a:hover {color: #fff; TEXT-DECORATION: none;}
.white { color:#fff;}
.white a:link {color: #fff; TEXT-DECORATION: none;}
.white a:visited {color: #fff; TEXT-DECORATION: none;}
.white a:hover {color: #73E1F5; TEXT-DECORATION: none;}
/* 树形菜单开始 */
.close { float:right; clear:right; font-size:12px; font-weight:normal; cursor:pointer; padding-right:10px;}
.title { font-size:14px; color:#fff; margin-bottom:10px; padding-left:5px; width:290px;}
.menu { width:290px; height:330px; margin-bottom:10px;}

.l1 { background:#000; font-size:13px; padding:5px 0 0 30px; height:20px; margin-bottom:5px; cursor:pointer;}
.slist { margin:0 0 5px 0; display:none;}
.l2 { padding:0 0 0 35px; font-size:13px;}
.l2 a { padding:6px 0 0 5px; width:230px; height:21px; display:block;} 
.currentl2 a,.l2 a:hover { background:#1E5A82; color:#fff;}
.sslist { background:#156890; width:235px; overflow:hidden; margin:0 0 5px 35px; display:none;}
.l3 a { padding:6px 0 0 5px; width:230px; height:20px; display:block;} 
.currentl3 a,.l3 a:hover { color:#fff; font-weight:bold;}



 // &#26641;&#29366;&#33756;&#21333;
 $(document).ready(function () {
 $(".l1").toggle(function () {
  $(".slist").animate({ height: 'toggle', opacity: 'hide' }, "slow");
  $(this).next(".slist").animate({ height: 'toggle', opacity: 'toggle' }, "slow");
 }, function () {
  $(".slist").animate({ height: 'toggle', opacity: 'hide' }, "slow");
  $(this).next(".slist").animate({ height: 'toggle', opacity: 'toggle' }, "slow");
 });

 $(".l2").toggle(function () {
  $(this).next(".sslist").animate({ height: 'toggle', opacity: 'toggle' }, "slow");
 }, function () {
  $(this).next(".sslist").animate({ height: 'toggle', opacity: 'toggle' }, "slow");
 });

 $(".l2").click(function () {
  $(".l3").removeClass("currentl3");
  $(".l2").removeClass("currentl2");
  $(this).addClass("currentl2");
 });

 $(".l3").click(function () {
  $(".l3").removeClass("currentl3");
  $(this).addClass("currentl3");
 });

 $(".close").toggle(function () {
  $(".slist").animate({ height: 'toggle', opacity: 'show' }, "fast");
  $(".sslist").animate({ height: 'toggle', opacity: 'show' }, "fast");
 }, function () {
  $(".slist").animate({ height: 'toggle', opacity: 'hide' }, "fast");
  $(".sslist").animate({ height: 'toggle', opacity: 'hide' }, "fast");
 });
 });



全部收起/展开Jihua树形菜单

 一级菜单

 二级菜单
  • ·三级菜单
  • ·三级菜单
  • ·jihua.cnblogs.com
  • ·三级菜单

二级菜单

  • ·三级菜单
  • ·三级菜单
  • ·三级菜单
  • ·三级菜单

二级jb51.net

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顶级脚本

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