vue自定义轮播图组件 swiper

1.banner 组件

components/Banner.vue

<!-- 轮播图 组件 -->
<template>
  <div class="swiper-container">
    <div class="swiper-wrapper">
        <div class="swiper-slide" v-for="str in listImg" :style="{ backgroundImage: 'url(' + str.img + ')' }"></div>
    </div>
    <div class="swiper-pagination swiper-pagination-bullets"></div>
  </div>
</template>

<script>
  // npm install swiper --save
  import Swiper from 'swiper';
  import 'swiper/dist/css/swiper.min.css';

  export default {
    props: ['listImg'],
    name: 'banner',
    mounted() {
      let mySwiper = new Swiper('.swiper-container', {
        pagination: { // 按钮
          el: '.swiper-pagination',
          clickable :true, // 分页导航是否可点击
        },
        loop: true, // 环路(无缝滚动)
        speed: 600, // 切换速度
        autoplay: { // 自动切换
          delay: 3000, // 自动切换的时间间隔
          stopOnLastSlide: false, // 如果设置为true,当切换到最后一个slide时停止自动切换(loop模式下无效)
          disableOnInteraction: false, // 用户操作swiper之后,是否禁止autoplay.默认为true:停止
        }
      });
    }
  }
</script>

<style lang="less" scoped>
  .swiper-container {
    width: 100%;
    height: 200px;
    .swiper-wrapper {
      width: 100%;
      height: 100%;
    }
    .swiper-slide {
      background-position: center;
      background-size: cover;
      width: 100%;
      height: 100%;
      img {
        width: 100%;
        height: 100%;
      }
    }
  }
</style>

2.swiper 组件

components/Swiper.vue

<template>
  <div class="swiper-container">
    <div class="swiper-wrapper">
      <div class="swiper-slide" v-for="item in swiper"><img :src="item.img" alt=""></div>
    </div>
    <div class="swiper-pagination swiper-pagination-bullets"></div>
  </div>
</template>
<script>
  // npm install swiper --save
  import Swiper from 'swiper';
  import 'swiper/dist/css/swiper.min.css';

  export default {
    name: 'swiper',
    data() {
      return {
        mySwiper: null
      }
    },
    props: ['swiper'], //swiper的就是test这个数据传递来的
    methods: {
      _initSwiper() {
        this.mySwiper = new Swiper('.swiper-container', {
          pagination: { // 按钮
            el: '.swiper-pagination',
            clickable :true, // 分页导航是否可点击
          },
          loop: true, // 环路(无缝滚动)
          speed: 600, // 切换速度
          autoplay: { // 自动切换
            delay: 3000, // 自动切换的时间间隔
            stopOnLastSlide: false, // 如果设置为true,当切换到最后一个slide时停止自动切换(loop模式下无效)
            disableOnInteraction: false, // 用户操作swiper之后,是否禁止autoplay.默认为true:停止
          }
        })
      },
      _updateSwiper() {
        this.$nextTick(() => {
          this.mySwiper.update(true); //swiper update的方法
        })
      },
      swiperUpdate() {
        if (this.mySwiper) { //节点存在
          this._updateSwiper(); //更新
        } else {
          this._initSwiper(); //创建
        }
      }
    },
    watch: {
      //通过props传来的数据 和 组件一加载节点就创建成功 二者不是同步，实时监听的swiper(传递的值)的变化
      swiper() {
        this.swiperUpdate();
      }
    },
    mounted() {
      this.swiperUpdate(); //页面一加载拉去数据创建节点
    }
  }
</script>

<style lang="less" scoped>
  .swiper-container {
    width: 100%;
    height: 200px;
    margin-top: 10px;
    .swiper-wrapper {
      width: 100%;
      height: 100%;
      .swiper-slide {
        background-size: cover;
        width: 100%;
        height: 200px;
        img {
          width: 100%;
          height: 100%;
        }
      }
    }
  }
</style>

3.页面调用

<!-- 书影音 -->
<template>
  <div>
    <!-- 标题栏 -->
    <mt-header title="书影音"></mt-header>
    <!-- 轮播图 组件一 -->
    <banner :listImg="bannerList"></banner>
    <!-- 轮播图 组件二 -->
    <swiper :swiper="bannerList"></swiper>
  </div>
</template>

<script>
  import Banner from '../components/Banner.vue'
  import Swiper from '../components/Swiper.vue'

  export default {
    name: 'AudioBook',
    components: {
      Banner,
      Swiper
    },
    data(){
      return {
        bannerList: [
          {"type":"1","img":"http://www.youdingsoft.com/fileUploadsmall/20180119172411843341.jpg;","url":""},
          {"type":"1","img":"http://www.youdingsoft.com/fileUploadsmall/20180119172434968049.jpg;","url":""},
          {"type":"1","img":"http://www.youdingsoft.com/fileUploadsmall/20180119172503906167.jpg;","url":""},
          {"type":"1","img":"http://www.youdingsoft.com/fileUploadsmall/20180119172518390352.jpg;","url":""},
          {"type":"1","img":"http://www.youdingsoft.com/fileUploadsmall/20180119172540250495.jpg;","url":""},
          {"type":"1","img":"http://www.youdingsoft.com/fileUploadsmall/20180119172552359735.jpg;","url":""}
        ]
      }
    }
  }
</script>

<style lang="less" scoped>
  //
</style>

4.效果图