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左边条纹跟随鼠标滑动导航

时间:2015-07-02 编辑:魔芋铃 来源:CnBlogs

左边条纹跟随鼠标滑动导航

demo下载地址:http://pan.baidu.com/s/1ntqYXjr

效果如下:

代码如下:

<!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 charset="utf-8">
<title>左边跟随鼠标滑动导航</title>
<meta name="keywords" content="滑动导航" />
<meta name="description" content="左边跟随鼠标滑动导航" />
<style>
/*---------重置---------*/
html {
    font-size: 100%;
    -webkit-text-size-adjust:100%;
    -ms-text-size-adjust:100%;
*overflow:auto;
    _overflow-x:hidden;
}
body {
    margin:0;
}
p, ul, ol, form, dl, h1, h2, h3, h4, h5, h6 {
    margin-top:0;
    margin-bottom:0;
}
dl, dd {
    margin-left:0;
}
ul, ol {
    padding-left:0;
*margin-left:0;
    list-style-type: none;
}
ul li {
*zoom:1;
*vertical-align:bottom;
}
em, var, cite, i {
    font-style:normal;
}
small {
    font-size:inherit;
}
s, a {
    text-decoration:none;
}
:focus {
    outline:none;
}
blockquote, q {
    quotes:none;
    margin:0;
}
table {
    border-collapse:collapse;
    border-spacing:0;
    empty-cells:show;/*table-layout:fixed;*/
}
img, iframe {
    border:none;
}
img {
    vertical-align: top;
    -ms-interpolation-mode: bicubic;/*ie7防止图片缩小失真的*/
}
/*---------竖向菜单(非必需)---------*/
.bl-vernav li {
    border-bottom:1px solid #ddd;
    margin-bottom:-1px;
    padding-top:1px;
}
.bl-vernav a {
    display:block;
    height:20px;
    line-height:20px;
    padding:10px 16px;
}
.bl-vernav a:hover {
    background:#F8F8F8;
    text-decoration:none;
}
/*.bl-vernav .cur a{ background:#428BCA; color:#fff;}*/

.bl-vernav-ord {
    border:1px solid #ddd;
}
.vernav-level li li {
    border-left:none;
    border-right:none;
}
.vernav-level li li a {
    padding-left:40px;
}
.vernav-level .cur .one {
    background:#F8F8F8;
}
.vernav-level li .cur a {
    background:#F8F8F8;
}
/*diy*/
    .bl-vernav-wrap {
    position:relative;
}
.bl-vernav-wrap .sideLine {
    position:absolute;
    left:-6px;
    top:0;
    z-index:1;
    line-height:0;
    font-size:0;
    border-left:#FF5F3E solid 7px;
    background-color:#F8F8F8;
}
.bl-vernav {
    position:relative;
    z-index:2;
}
.bl-vernav a:hover {
    background-color:transparent;
}
.demobox {
    width:460px;
    font-size:14px;
    color:#333;
    font-family:'Hiragino Sans GB', 'Microsoft Yahei', "WenQuanYi Micro Hei", SimSun, Tahoma, Arial, Helvetica, STHeiti;
}
a {
    color:#333;
    text-decoration:none;
}
</style>
</head>

<body style="padding:50px;">
<div class="demobox">
    <h1 class="h3">左边条纹跟随鼠标滑动导航</h1>
    <br/>
    <div class="bl-vernav-wrap">
        <div class="sideLine"></div>
        <ul class="bl-vernav vernav-level">
            <li><a href="#" class="one">导航菜单</a></li>
            <li class="cur"> <a href="#" class="one">神探夏洛克</a>
                <ul>
                    <li><a href="#">海贼王</a></li>
                    <li><a href="#">海贼王</a></li>
                    <li><a href="#">海贼王</a></li>
                </ul>
            </li>
            <li><a href="#" class="one">神探夏洛克</a></li>
            <li><a href="#" class="one">神探夏洛克</a></li>
            <li><a href="#" class="one">神探夏洛克</a></li>
        </ul>
    </div>
</div>
<script src="http://cdn.bootCSS.com/jquery/2.1.4/jquery.min.JS"></script> 
<script>
$(function(){
    var verNav = $(".bl-vernav"),        //第一层ul.
        line = verNav.siblings(".sideLine"),    //左边条纹线
        verNavFirst = verNav.children("li:first"),        //第一层ul中第一个li
        curY = verNav.children("li.cur").position().top;
        
    line.height(verNavFirst.outerHeight()-1).width(verNavFirst.outerWidth());//设置辅助线初始化高度和宽度,也可以直接用css设置好,这里就不用js计算了 

    verNav.find("li").mouseenter(function(){
        var thisY = $(this).position().top;
        line.stop(true,true).animate({top:thisY},200);
        return false
    })
    .end()
    .mouseleave(function(){
        line.stop(true,true).animate({top:curY},300)    
    }).trigger("mouseleave");
});
</script>
</body>
</html>
关键词:鼠标