Home  >  Article  >  Web Front-end  >  jQuery realizes the smooth drop-down menu effect that slides out_jquery

jQuery realizes the smooth drop-down menu effect that slides out_jquery

WBOY
WBOYOriginal
2016-05-16 15:43:301662browse

The example in this article describes jQuery’s implementation of a smooth drop-down menu effect that slides down. Share it with everyone for your reference. The details are as follows:

The jQuery slide-down smooth menu demonstrated here can add multiple menu options. It is a more flexible slide-down menu that can be modified. The color style can be modified by yourself. I will not introduce it in detail. If you are interested, run the code to see the effect.

The screenshot of the running effect is as follows:

The online demo address is as follows:

http://demo.jb51.net/js/2015/jquery-xlph-menu-codes/

The specific code is as follows:

<!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>jquery缓冲下拉导航菜单特效</title>
<script type="text/javascript" src="jquery-1.6.2.min.js"></script>
<script type="text/javascript">
$(document).ready(function(){
  $("ul.subnav").parent().append("<span></span>");
  $("ul.topnav li span").mouseover(function() {
    $(this).parent().find("ul.subnav").slideDown('fast').show();
    $(this).parent().hover(function() {
    }, function(){
      $(this).parent().find("ul.subnav").slideUp('slow');
    });
    }).hover(function() {
      $(this).addClass("subhover");
    }, function(){
      $(this).removeClass("subhover");
  });
});
</script>
<style>
body,form,ul{margin:0px; padding:0px;}
body{font-size:12px;}
.clear{clear:both}
div.examples_body {
width: 750px;
margin: 50px auto;
}
h2.title_name {
   font-family: normal Georgia,'Times New Roman',Times,serif;
 font-weight: normal;
   font-size: 4em;
   padding: 50px 0 20px 0;
   text-align: center;
}
h2.title_name span {
 font-family: normal Georgia,'Times New Roman',Times,serif;
   color: #AAA;
   font-size: 0.9em;
}
h2.title_name small {
   color: #AAAAAA;
   display: block;
   font-family: normal Verdana,Arial,Helvetica,sans-serif;
   font-size: 0.2em;
   letter-spacing: 1.0em;
   text-transform: uppercase;
}
div.examples_body h3 {
  color: #555;
  font-size: 130%;
 padding-bottom: 15px;
 margin-bottom: 15px;
}
p.demo_btn {
 width: 750px;
 margin: 30px auto;
 font-size: 0;
 text-indent: -9999px;
 clear: both;
 overflow: hidden;
}
p.demo_btn a {
 width: 160px;
 height: 41px;
 float: right;
background: url(images/Download_Button.gif) no-repeat;
}
p.demo_btn a:hover {
background: url(images/Download_Button_o.gif) no-repeat;
}
div.examples_body_wrap h3 {
color: #f9f66d;
 font-size: 130%;
 padding-bottom: 15px;
 margin-bottom: 15px;
 background: url(images/solid-line-news.gif) repeat-x bottom;
}
div.examples_body_wrap {
width: 750px;
margin: 50px auto 0 auto;
clear: both;
}
ul.topnav {
width: 710px;
float: left;
background: #222;
background: url(images/topnav_bg.gif) repeat-x;
}
ul.topnav li {
float: left;
margin: 0;
padding: 0 10px 0 15px;
position: relative;
display: inline;
}
ul.topnav li a { 
padding: 10px 5px;
color: #fff;
display: block;
text-decoration: none;
float: left;
}
ul.topnav li a:hover {
-moz-border-radius: 3px;
-khtml-border-radius: 3px;
-webkit-border-radius: 3px;
}
ul.topnav li span {
width: 17px;
height: 35px;
float: left;
background: url(images/subnav_btn.gif) no-repeat center top;
}
ul.topnav li span.subhover {
  background-position: center bottom; cursor: pointer;
}  
ul.topnav li ul.subnav {
width: 170px;
position: absolute;
left: 0; top: 35px;
background: #333;
margin: 0; padding: 0;
display: none;
float: left;
border: 1px solid #111;
}
ul.topnav li ul.subnav li{
width: 170px;
margin: 0; padding: 0;
border-top: 1px solid #252525;
border-bottom: 1px solid #444;
clear: both;
}
html ul.topnav li ul.subnav li a {
 width: 145px;
 float: left;
 background-color: #333;
 padding-left: 20px;
 font-size: 0.9em;
}
html ul.topnav li ul.subnav li a:hover {
 background-color: #222;
}
</style>
</head>
<body>
<div class="examples_body">
  <ul class="topnav">
    <li><a href="#">下拉菜单0</a></li>
    <li>
    <a href="#">下拉菜单1</a>
    <ul class="subnav">
    <li><a href="#">下拉子菜单</a></li>
    <li><a href="#">下拉子菜单</a></li>
    </ul>
    </li>
    <li>
    <a href="#">下拉菜单2</a>
    <ul class="subnav">
    <li><a href="#">下拉子菜单</a></li>
    <li><a href="#">下拉子菜单</a></li>
    <li><a href="#">下拉子菜单</a></li>
    <li><a href="#">下拉子菜单</a></li>
    <li><a href="#">下拉子菜单</a></li>
    </ul>
    </li>
    <li><a href="#">下拉菜单3</a>
    <ul class="subnav">
    <li><a href="#">下拉子菜单</a></li>
    <li><a href="#">下拉子菜单</a></li>
    <li><a href="#">下拉子菜单</a></li>
    </ul>
    </li>
    <li><a href="#">下拉菜单4</a></li>
    <li><a href="#">下拉菜单5</a></li>
  </ul>
<!-- Examples body -->
</div>
<div class="clear"></div>
</body>
</html>

I hope this article will be helpful to everyone’s jquery programming design.

Statement:
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn