jq+swiper 实现今日头条App的选项卡效果

来源：cnblogs　　作者：&lt;_/&gt;　　时间：2019/7/4 8:50:02　　对本文有异议
<!DOCTYPE html>
<html>
 
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>今日头条APP顶部点击可居中导航</title>
    <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no" />
    <link rel="stylesheet" href="https://cdn.bootcss.com/Swiper/4.0.6/css/swiper.min.css">
    <style>
        * {
            margin: 0;
            padding: 0;
        }
        #topNav {
            width: 100%;
            overflow: hidden;
            font: 18px;
        }
        #topNav .swiper-slide {
            padding: 0 10px;
            width: auto;
            text-align: center;
        }
        #topNav .swiper-slide span {
            transition: all .3s ease;
            display: block;
        }
        #topNav .active span {
            color: #FF2D2D;
            border-bottom: 3px solid #FF2D2D;
        }
        .tab-list {
            display: none;
        }
    </style>
</head>
 
<body>
    <div id="topNav" class="swiper-container">
        <div class="swiper-wrapper">
            <div class="swiper-slide active"><span>首页</span></div>
            <div class="swiper-slide"><span>热点</span></div>
            <div class="swiper-slide"><span>汽车</span></div>
            <div class="swiper-slide"><span>视频</span></div>
            <div class="swiper-slide"><span>社会</span></div>
            <div class="swiper-slide"><span>娱发</span></div>
            <div class="swiper-slide"><span>科技</span></div>
            <div class="swiper-slide"><span>生活</span></div>
            <div class="swiper-slide"><span>敲门</span></div>
            <div class="swiper-slide"><span>理科</span></div>
        </div>
    </div>
    <div class="tab-list-box">
        <div class="tab-list" style="display:block;">内容1</div>
        <div class="tab-list">内容2</div>
        <div class="tab-list">内容3</div>
        <div class="tab-list">内容4</div>
        <div class="tab-list">内容5</div>
        <div class="tab-list">内容6</div>
        <div class="tab-list">内容7</div>
        <div class="tab-list">内容8</div>
        <div class="tab-list">内容9</div>
        <div class="tab-list">内容10</div>
    </div>
 
 
    <script src="https://cdn.bootcss.com/jquery/3.2.1/jquery.min.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/Swiper/3.4.2/js/swiper.js"></script>
    <script type="text/javascript">
        var mySwiper = new Swiper('#topNav', {
            freeMode: true,
            freeModeMomentumRatio: 0.5,
            slidesPerView: 'auto',
        });
        swiperWidth = mySwiper.container[0].clientWidth
        maxTranslate = mySwiper.maxTranslate();
        maxWidth = -maxTranslate + swiperWidth / 2
        $(".swiper-container").on('touchstart', function (e) {
            e.preventDefault()
        })
        mySwiper.on('tap', function (swiper, e) {
            //  e.preventDefault()
            slide = swiper.slides[swiper.clickedIndex]
            slideLeft = slide.offsetLeft
            slideWidth = slide.clientWidth
            slideCenter = slideLeft + slideWidth / 2
            // 被点击slide的中心点
            mySwiper.setWrapperTransition(300)
            if (slideCenter < swiperWidth / 2) {
                mySwiper.setWrapperTranslate(0)
            } else if (slideCenter > maxWidth) {
                mySwiper.setWrapperTranslate(maxTranslate)
            } else {
                nowTlanslate = slideCenter - swiperWidth / 2
                mySwiper.setWrapperTranslate(-nowTlanslate)
            }
            $("#topNav .active").removeClass('active');
            $("#topNav .swiper-slide").eq(swiper.clickedIndex).addClass('active');
            $(".tab-list").eq(swiper.clickedIndex).fadeIn().siblings('.tab-list').hide();
        });
    </script>
</body>
 
</html>
原文链接：http://www.cnblogs.com/wangjae/p/11126981.html
友情链接：直通硅谷　点职佳　北美留学生论坛
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