折叠睁开所有树形菜单，jQuery三级目次树

发布时间：2018-08-25 03:32:21 所属栏目：创业来源：站长网

导读：一款可以折叠、睁开所有的树形菜单，基于 jQuery 插件实现，这是一个三级的目次树导航，假如手动点击的话是不能完全睁开的，有点相同于我们前边提到的手风琴菜单，老是睁开个中一个模块，话多了，您本身看结果吧！猛火网您身边的建站挚友！为办理一些网页

　　一款可以折叠、睁开所有的树形菜单，基于jQuery插件实现，这是一个三级的目次树导航，假如手动点击的话是不能完全睁开的，有点相同于我们前边提到的手风琴菜单，老是睁开个中一个模块，话多了，您本身看结果吧！猛火网——您身边的建站挚友！

　　为办理一些网页殊效运行后不能表现结果（譬喻：jQuery则必要革新）题目，猛火出格新增网页版演示。

　　点击查察：网页殊效

　　运行演示：

<!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=gbk" /> <title>jquery三级树形菜单，树状菜单，也叫目次树！</title> <style> 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; overflow-y:auto; overflow-x:hidden; margin-bottom:10px;} .menu { SCROLLBAR-FACE-COLOR: #002537; SCROLLBAR-HIGHLIGHT-COLOR: #002537; SCROLLBAR-SHADOW-COLOR: #0E6893; SCROLLBAR-3DLIGHT-COLOR: #0E6893; SCROLLBAR-ARROW-COLOR: #fff; SCROLLBAR-TRACK-COLOR: #053d58;SCROLLBAR-DARKSHADOW-COLOR: #002537; SCROLLBAR-BASE-COLOR: #01152a;} .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="/uploads/common/js/jquery-1.4.2.min.js"></script> <script> // 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: 'hide'}, "fast"); $(".sslist").animate({height: 'toggle', opacity: 'hide'}, "fast"); },function(){ $(".slist").animate({height: 'toggle', opacity: 'show'}, "fast"); $(".sslist").animate({height: 'toggle', opacity: 'show'}, "fast"); }); }); </script> </head> <body> <h1 class="title"><span class="close">所有收起/睁开</span>树形菜单</h1> <div class="menu"> <h1 class="l1">一级菜单</h1> <div class="slist"> <h2 class="l2"><a href="javascript:function()">二级菜单</a></h2> <ul class="sslist"> <li class="l3"><a href="javascript:function()">·三级菜单</a></li> <li class="l3"><a href="javascript:function()">·三级菜单</a></li> <li class="l3"><a href="javascript:function()">·三级菜单</a></li> <li class="l3"><a href="javascript:function()">·三级菜单</a></li> </ul> <h2 class="l2"><a href="javascript:function()">二级菜单</a></h2> <ul class="sslist"> <li class="l3"><a href="javascript:function()">·三级菜单</a></li> <li class="l3"><a href="javascript:function()">·三级菜单</a></li> <li class="l3"><a href="javascript:function()">·三级菜单</a></li> <li class="l3"><a href="javascript:function()">·三级菜单</a></li> </ul> <h2 class="l2"><a href="javascript:function()">二级菜单</a></h2> </div> <h1 class="l1">一级菜单</h1> <div class="slist"> <h2 class="l2"><a href="javascript:function()">二级菜单</a></h2> <h2 class="l2"><a href="javascript:function()">二级菜单</a></h2> <h2 class="l2"><a href="javascript:function()">二级菜单</a></h2> </div> <h1 class="l1">一级菜单</h1> <div class="slist"> <h2 class="l2"><a href="javascript:function()">二级菜单</a></h2> <h2 class="l2"><a href="javascript:function()">二级菜单</a></h2> <h2 class="l2"><a href="javascript:function()">二级菜单</a></h2> </div> </div> </body> </html><div style="text-align:center;margin:30px 0 0 0;"><hr style="color:#999;height:1px;">如不能表现结果，请按Ctrl+F5革新本页，更多网页代码：<a href='http://www.veryhuo.com/' target='_blank'>http://www.veryhuo.com/</a></div>
提醒：可修改儿女码再运行!

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