自由

不一样的生活。

模仿微信公众号底部导航菜单

模仿微信公众号底部导航菜单

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>demo</title>
    <style>
        *{
            margin:0;
            padding:0;
            box-sizing: border-box;
        }
        body{
            background: #fff;
            font-size:14px;
        }
        li{
            list-style: none;
        }
        a{
            text-decoration: none;
            color: #666;
        }
        .footer{
            width:100%;
            height:50px;
            background: #f2f2f2;
            position: fixed;
            bottom:0;
            left:0;
            border-top:solid 1px #dedede;
        }
        .footer ul{
            overflow: hidden;
        }
        .footer ul li{
            height:50px;
            line-height: 50px;
            border-right:solid 1px #dedede;
            text-align: center;
            float: left;
            width:25%;
            position: relative;
        }
        .footer ul li:last-child{
            border-right:0;
        }
        .nav-list{
            width:25%;
            background: #f2f2f2;
            position: absolute;
            bottom:60px;
            left:0;
            display: none;
            border-radius: 4px;
            min-height:68px;
            padding:10px 0;
        }
        .nav-list ul li{
            text-align: center;
            height:30px;
            line-height: 30px;
            font-size:12px;
            border-bottom:solid 1px #ebebeb;
        }
        .nav-list ul li:last-child{
            border-bottom:0;
        }
        .jt{
            width:0;
            height:0;
            border:10px solid transparent;
            border-top:solid 10px #f2f2f2;
            position: absolute;
            bottom:-20px;
            left:50%;
            margin-left:-10px;
        }
        .hasJt{
            width:0;
            height:0;
            border:10px solid transparent;
            border-left:10px solid #ccc;
            position: absolute;
            bottom:-10px;
            right:-10px;
            transform: rotate(45deg);
        }
    </style>
</head>
<body>
    <div class="footer">
        <ul>
            <li>
                微金融
                <span class="hasJt"></span>
            </li>
            <li>
                悦生活
                <span class="hasJt"></span>
            </li>
            <li>
                信用卡
                <span class="hasJt"></span>
            </li>
            <li>
                微投资
                <span class="hasJt"></span>
            </li>
        </ul>
    </div>
    <div class="nav-list">
        <ul id="nav">

        </ul>
        <span class="jt"></span>
    </div>


    <script src="https://cdn.bootcss.com/jquery/3.3.1/jquery.min.js"></script>
    <script>
        var data = {
            nav0:[
                {
                    id:1,
                    name:'账户/积分查询',
                    url:'http://www.baidu.com'
                },
                {
                    id:2,
                    name:'微黄金',
                    url:'http://www.qq.com'
                }
            ],
            nav1:[
                {
                    id:1,
                    name:'生活缴费',
                    url:'http://www.163.com'
                },
                {
                    id:2,
                    name:'商旅出行',
                    url:'http://www.taobao.com'
                }
            ],
            nav2:[
                {
                    id:1,
                    name:'积分圆梦',
                    url:'http://www.jd.com'
                },
                {
                    id:2,
                    name:'业务办理大厅',
                    url:'http://www.souhu.com'
                }
            ],
            nav3:[
                {
                    id:1,
                    name:'投资理财',
                    url:'http://www.github.com'
                },
                {
                    id:2,
                    name:'网点与预约',
                    url:'http://www.360.com'
                }
            ]
        }
        var html = '';
        function showNav(n){
            html = ''
            for(let i = 0;i<data['nav'+n].length;i++){
                html += `<li><a href="${data['nav'+n][i].url}">${data['nav'+n][i].name}</a></li>`;
            }
        }
        $(function(){
            var liList = $(".footer ul li");
            $(liList).on('click',function(e){  
                var index = $(this).index();
                var leftVal = index*(100 / liList.length)+'%';
                switch(index){
                    case 0:
                    showNav(index);
                    break;
                    case 1:
                    showNav(index);
                    break;
                    case 2:
                    showNav(index);
                    break;
                    case 3:
                    showNav(index);
                    break;
                }
                $("#nav").html(html);//根据点击展示不同内容
                $('.nav-list').show();
                //定位弹窗位置
                $('.nav-list').css({
                    left:leftVal
                });
                e.stopPropagation();//阻止冒泡
            })
            //点击非自身隐藏
            $(document).on('click',function(){
                $('.nav-list').hide();
            })
        })
    </script>
</body>
</html>

 

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