js实现带圆角的多级下拉菜单效果


Posted in Javascript onAugust 28, 2015

本文实例讲述了js实现带圆角的多级下拉菜单效果。分享给大家供大家参考。具体如下:

这是一款酷黑的圆角多级下滑菜单,可支持三级,鼠标放上后可见到滑出的菜单,调用了一个JS封装库,代码有些复杂,有兴趣的可研究。

运行效果截图如下:

js实现带圆角的多级下拉菜单效果

在线演示地址如下:

具体代码如下:

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
 <head>
 <title>下拉菜单</title>
 <!--[imcss] *** Infinite Menus Core CSS: Keep this section in the document head for full validation. -->
<style type="text/css">.imcm ul,.imcm li,.imcm div,.imcm span,.imcm a{text-align:left;vertical-align:top;padding:0px;margin:0;list-style:none outside none;border-style:none;background-image:none;clear:none;float:none;display:block;position:static;overflow:visible;line-height:normal;}.imcm li a img{display:inline;border-width:0px;}.imcm span{display:inline;}.imcm .imclear,.imclear{clear:both;height:0px;visibility:hidden;line-height:0px;font-size:1px;}.imcm .imsc{position:relative;}.imcm .imsubc{position:absolute;visibility:hidden;}.imcm li{list-style:none;font-size:1px;float:left;}.imcm ul ul li{width:100%;float:none !important;}.imcm a{display:block;position:relative;}.imcm ul .imsc,.imcm ul .imsubc {z-index:10;}.imcm ul ul .imsc,.imcm ul ul .imsubc{z-index:20;}.imcm ul ul ul .imsc,.imcm ul ul ul .imsubc{z-index:30;}.imde ul li:hover .imsubc{visibility:visible;}.imde ul ul li:hover .imsubc{visibility:visible;}.imde ul ul ul li:hover .imsubc{visibility:visible;}.imde li:hover ul .imsubc{visibility:hidden;}.imde li:hover ul ul .imsubc{visibility:hidden;}.imde li:hover ul ul ul .imsubc{visibility:hidden;}.imcm .imea{display:block;position:relative;left:0px;font-size:1px;line-height:1px;height:0px;width:1px;float:right;}.imcm .imea span{display:block;position:relative;font-size:1px;line-height:0px;}.dvs,.dvm{border-width:0px}/*\*//*/.imcm .imea{visibility:hidden;}/**/</style><!--[if IE]><style type="text/css">.imcm .imea span{position:absolute;}.imcm .imclear,.imclear{display:none;}.imcm{zoom:1;} .imcm li{curosr:hand;} .imcm ul{zoom:1}.imcm a{zoom:1;}</style><![endif]--><!--[if gte IE 7]><style type="text/css">.imcm .imsubc{background-image:url(ie_css_fix);}</style><![endif]--><!-- ****** Infinite Menus Rounded Corners Add-On ****** -->
<script language="JavaScript" type="text/javascript">
 ulm_round_corner_size_main = 2;
 ulm_round_corner_size_sub = 2;
</script>
<div id="ssimrc" style="position:absolute;visibility:hidden;"><style type="text/css">.imgl .imrc{font-size:1px;line-height:0px;height:1px;border-width:0px;border-style:solid;border-right-width:1px;border-left-width:1px;}.imgl .imbrc{border-width:0px;border-bottom-width:1px;height:0px;}</style></div><!--[if lte IE 6]><style type="text/css">.imgl .imrc{overflow:hidden;}.imgl .imroundcorner{height:1px;}</style><![endif]--><!--[if gte IE 7]><style type="text/css">.imgl .imroundcorner{zoom:1;}</style><![endif]--><script language="JavaScript" type="text/javascript">;function im_round_corners(tb,ms,isget,inner){var size=window["ulm_round_corner_size_"+ms];var pos=0;var wv="";if(!inner)wv+='<div class="imroundcorner" imrctype="'+tb+'" imrcgroup="'+ms+'">';if(tb=="top"){wv+=im_rcs(size,1," imtopspace");for(var i=size-1;i>=0;i--)wv+=im_rcs(i);}else {for(var i=0;i<size;i++)wv+=im_rcs(i);wv+=im_rcs(size,1,"");}if(!inner)wv+='</div>';if(isget)return wv;else document.write(wv);};function im_rcs(pos,is_cap,topclass){if(is_cap)return '<div class="imrbcolor imrc imbrc'+topclass+'" style="margin-left:'+pos+'px;margin-right:'+pos+'px;"></div>';else return '<div class="imrbcolor imrcolor imrc" style="vertical-align:top;margin-left:'+pos+'px;margin-right:'+pos+'px;"></div>';}</script>
<!--end-->
<!--[imstyles] *** Infinite Menu Styles: Keep this section in the document head for full validation. -->
<style type="text/css">
 /* --[[ Main Expand Icons ]]-- */
 #imenus0 .imeam span,#imenus0 .imeamj span {width:9px; height:9px; left:-10px; top:5px; background-repeat:no-repeat;background-position:top left;}
 #imenus0 li:hover .imeam span,#imenus0 li a.iactive .imeamj span {background-repeat:no-repeat;background-position:top left;}
 /* --[[ Sub Expand Icons ]]-- */
 #imenus0 ul .imeas span,#imenus0 ul .imeasj span {background-image:url(images/small_red_pointer.gif); width:7px; height:8px; left:-8px; top:3px; background-repeat:no-repeat;background-position:top left;}
 #imenus0 ul li:hover .imeas span,#imenus0 ul li a.iactive .imeasj span {background-image:url(images/small_red_pointer.gif); background-repeat:no-repeat;background-position:top left;}
 /* --[[ Main Container ]]-- */
 #imouter0 {background-color:#546347; border-style:solid; border-color:#000000; border-width:0px 1px; padding:0px 2px; margin:0px; }
  /* [Rounded Corner Styles] */
  .imrcmain0 .imrcolor {background-color:#546347; }
  .imrcmain0 .imrbcolor {border-color:#444444; }
  .imrcmain0 .imtopspace {height:0px; }
 /* --[[ Sub Container ]]-- */
 #imenus0 li ul {background-color:#cce7bc; border-style:solid; border-color:#a2a2a2; border-width:0px 1px; padding:5px 7px; }
  /* [Rounded Corner Styles] */
  #imenus0 .imrcolor {background-color:#cce7bc; }
  #imenus0 .imrbcolor {border-color:#a2a2a2; }
  #imenus0 .imtopspace {height:6px; }
 /* --[[ Main Items ]]-- */
 #imenus0 li a, #imenus0 .imctitle {color:#ffffff; text-align:center; font-family:Arial; font-size:12px; font-weight:bold; text-decoration:none; border-style:none; border-color:#000000; border-width:0px; padding:2px 5px 2px 12px; }
  /* [hover] - These settings must be duplicated for IE compatibility.*/
  #imenus0 li:hover>a {background-color:#cce7bc; color:#546347; }
  #imenus0 li a.ihover, .imde imenus0 a:hover {background-color:#cce7bc; color:#546347; }
  /* [active] */
  #imenus0 li a.iactive {}
 /* --[[ Sub Items ]]-- */
 #imenus0 ul a, #imenus0 .imsubc li .imctitle {color:#111111; text-align:left; font-size:11px; font-weight:normal; text-decoration:none; border-style:none; border-color:#000000; border-width:1px; padding:2px 5px; }
  /* [hover] - These settings must be duplicated for IE comptatibility.*/
  #imenus0 ul li:hover>a {background-color:transparent; color:#cc0000; }
  #imenus0 ul li a.ihover {background-color:transparent; color:#cc0000; }
  /* [active] */
  #imenus0 ul li a.iactive {background-color:#ffffff; }
  /* [Dividers] */
  #imenus0 .dvs {border-bottom-width:1px; border-style:dotted; border-color:#546347; padding-bottom:4px; margin-bottom:4px; }
</style><!--end-->
</head>
 <body>
<!--|**START IMENUS**|imenus0,inline-->
<!-- ****** Infinite Menus Structure & Links ***** -->
<div class="imrcmain0 imgl" style="width:538px;z-index:999999;position:relative;"><script language="JavaScript" type="text/javascript">im_round_corners("top","main");</script><div class="imcm imde" id="imouter0"><ul id="imenus0">
<li class="imatm" style="width:140px;"><a class="" href="#"><span class="imea imeam"><span></span></span>Who We Are</a>
<div class="imsc"><div class="imsubc" style="width:140px;top:0px;left:0px;"><script language="JavaScript" type="text/javascript">im_round_corners("top","sub");</script><ul style="">
 <li><a href="#">Overview</a></li>
 <li><a href="#">Mission & Goals</a></li>
 <li><a href="#">History</a></li>
 <li><a href="#">Management</a></li>
 <li><a href="#">Working at Tyco</a></li>
 <li class="dvs"><a href="#">Press Center</a></li>
 <li><a href="#"><span class="imea imeas"><span></span></span>Board of Directors</a>
  <div class="imsc"><div class="imsubc" style="width:140px;top:-26px;left:127px;"><script language="JavaScript" type="text/javascript">im_round_corners("top","sub");</script><ul style="">
  <li><a href="#">Overview</a></li>
  <li><a href="#">Electronics</a></li>
  <li><a href="#">Fire & Security</a></li>
  <li><a href="#">Healthcare</a></li>
  <li><a href="#">Plastics & Adhesives</a></li>
  <li><a href="#">Engineered Producs</a></li>
  <li><a href="#">Tyco Worldwide</a></li>
  </ul><script language="JavaScript" type="text/javascript">im_round_corners("bottom","sub");</script></div></div></li>
 <li class="dvs"><a href="#"><span class="imea imeas"><span></span></span>Worldwide</a>
  <div class="imsc"><div class="imsubc" style="width:140px;top:-26px;left:127px;"><script language="JavaScript" type="text/javascript">im_round_corners("top","sub");</script><ul style="">
  <li><a href="#">Europe</a></li>
  <li><a href="#">Asia</a></li>
  <li><a href="#">US & Canada</a></li>
  <li><a href="#">Mexico</a></li>
  <li><a href="#">Australia</a></li>
  <li><a href="#">Middle East</a></li>
  </ul><script language="JavaScript" type="text/javascript">im_round_corners("bottom","sub");</script></div></div></li>
 <li><a href="#">Customers</a></li>
 </ul><script language="JavaScript" type="text/javascript">im_round_corners("bottom","sub");</script></div></div></li>
<li class="imatm" style="width:142px;"><a href="#"><span class="imea imeam"><span></span></span>Our Commitment</a>
<div class="imsc"><div class="imsubc" style="width:142px;top:0px;left:0px;"><script language="JavaScript" type="text/javascript">im_round_corners("top","sub");</script><ul style="">
 <li><a href="#">Overview</a></li>
 <li><a href="#">People & Values</a></li>
 <li><a href="#">Governance</a></li>
 <li><a href="#">Community</a></li>
 <li><a href="#">Environmental</a></li>
 </ul><script language="JavaScript" type="text/javascript">im_round_corners("bottom","sub");</script></div></div></li>
<li class="imatm" style="width:125px;"><a href="#"><span class="imea imeam"><span></span></span>Our Business</a>
<div class="imsc"><div class="imsubc" style="width:125px;top:0px;left:0px;"><script language="JavaScript" type="text/javascript">im_round_corners("top","sub");</script><ul style="">
 <li><a href="#">Overview</a></li>
 <li><a href="#">Electronics</a></li>
 <li><a href="#">Fire & Security</a></li>
 <li><a href="#">Healthcare</a></li>
 <li><a href="#">Plastics</a></li>
 <li><a href="#">Engineered Producs</a></li>
 <li><a href="#">Tyco Worldwide</a></li>
 </ul>
<script language="JavaScript" type="text/javascript">
im_round_corners("bottom","sub");
</script>
</div></div></li>
<li class="imatm" style="width:125px;"><a href="#"><span class="imea imeam"><span></span></span>Investors</a>
<div class="imsc"><div class="imsubc" style="width:126px;top:0px;left:0px;"><script language="JavaScript" type="text/javascript">im_round_corners("top","sub");</script><ul style="">
 <li><a href="#">Overview</a></li>
 <li><a href="#">Stock Quotes</a></li>
 </ul><script language="JavaScript" type="text/javascript">
im_round_corners("bottom","sub");
</script>
</div></div></li>
</ul><div class="imclear"> </div></div><script language="JavaScript" type="text/javascript">im_round_corners("bottom","main");</script></div>
<script language="JavaScript" src="ocscript.js" type="text/javascript"></script>
</body>
</html>

希望本文所述对大家的javascript程序设计有所帮助。

Javascript 相关文章推荐
3Z版基于jquery的图片复选框(asp.net+jquery)
Apr 12 Javascript
jQuery蓝色风格滑动导航栏代码分享
Aug 19 Javascript
JS实现兼容性好,带缓冲的动感网页右键菜单效果
Sep 18 Javascript
详解JavaScript对象序列化
Jan 19 Javascript
简单几步实现返回顶部效果
Dec 05 Javascript
D3.js中强制异步文件读取同步的几种方法
Feb 06 Javascript
Vue.js手风琴菜单组件开发实例
May 16 Javascript
jQuery实现模糊查询的方法分析
May 10 jQuery
微信小程序实现星级评价效果
Dec 28 Javascript
原生JavaScript实现进度条
Feb 19 Javascript
ajax请求前端跨域问题原因及解决方案
Oct 16 Javascript
jquery实现超简洁的TAB选项卡效果代码
Aug 28 #Javascript
js实现类似菜单风格的TAB选项卡效果代码
Aug 28 #Javascript
js游戏人物上下左右跑步效果代码分享
Aug 28 #Javascript
Angular Js文件上传之form-data
Aug 28 #Javascript
jQuery热气球动画半透明背景的后台登录界面代码分享
Aug 28 #Javascript
jquery实现未经美化的简洁TAB菜单效果
Aug 28 #Javascript
基于jQuery实现Div窗口震动特效代码-代码简单
Aug 28 #Javascript
You might like
后宫无数却洁身自好的男主,唐三只爱小舞
2020/03/02 国漫
PHP实现小偷程序实例
2016/10/31 PHP
ThinkPHP3.2框架操作Redis的方法分析
2019/05/05 PHP
php命令行模式代码实例详解
2021/02/26 PHP
jQuery(1.6.3) 中css方法对浮动的实现缺陷分析
2011/09/09 Javascript
jquery延迟加载外部js实现代码
2013/01/11 Javascript
基于JavaScript实现类似于百度学术高级检索功能
2016/03/02 Javascript
JavaScript知识点总结(六)之JavaScript判断变量数据类型
2016/05/31 Javascript
Node.js环境下JavaScript实现单链表与双链表结构
2016/06/12 Javascript
Javascript实现代码折叠功能
2016/08/25 Javascript
Vue.js第四天学习笔记(组件)
2016/12/02 Javascript
使用jQuery实现一个类似GridView的编辑,更新,取消和删除的功能
2017/03/15 Javascript
详解vue-cli之webpack3构建全面提速优化
2017/12/25 Javascript
详解javascript中的变量提升和函数提升
2018/05/24 Javascript
浅谈手写node可读流之流动模式
2018/06/01 Javascript
微信小程序发布新版本时自动提示用户更新的方法
2019/06/07 Javascript
使用webpack/gulp构建TypeScript项目的方法示例
2019/12/18 Javascript
JavaScript中Object、map、weakmap的区别分析
2020/12/15 Javascript
Python中运行并行任务技巧
2015/02/26 Python
python实现的简单窗口倒计时界面实例
2015/05/05 Python
独特的python循环语句
2016/11/20 Python
Python正则表达式使用范例分享
2016/12/04 Python
python中日志logging模块的性能及多进程详解
2017/07/18 Python
Python3 获取一大段文本之间两个关键字之间的内容方法
2018/10/11 Python
PyQt5内嵌浏览器注入JavaScript脚本实现自动化操作的代码实例
2019/02/13 Python
让Python脚本暂停执行的几种方法(小结)
2019/07/11 Python
QML实现钟表效果
2020/06/02 Python
分享一枚pycharm激活码适用所有pycharm版本我的pycharm2020.2.3激活成功
2020/11/20 Python
怎样实现H5+CSS3手指滑动切换图片的示例代码
2019/05/05 HTML / CSS
温泉秘密:Onsen Secret
2020/07/06 全球购物
如何通过 CSS 写出火焰效果
2021/03/24 HTML / CSS
外贸采购员求职的自我评价
2013/11/26 职场文书
工厂保安员岗位职责
2014/01/31 职场文书
12岁生日演讲稿
2014/05/14 职场文书
2015年效能监察工作总结
2015/04/23 职场文书
Windows安装Anaconda3的方法及使用过程详解
2021/06/11 Python