特點(diǎn)

該方案可以捕捉到swiper單屏內(nèi)點(diǎn)擊不同元素的事件卑吭。常用方式使用swiper只能說(shuō)判斷到點(diǎn)擊了第幾屏芽淡，并不能判斷點(diǎn)擊了第幾屏里的哪一個(gè)元素并傳遞數(shù)據(jù)觸發(fā)對(duì)應(yīng)事件執(zhí)行。特別是首屏陨簇，因?yàn)榈谝黄恋慕Y(jié)構(gòu)是swiper復(fù)制多出的一屏沒(méi)有綁定click的方法吐绵。（此處特指循環(huán)輪播的swiper）

效果

image.png

代碼

<template>
  <!-- E網(wǎng)點(diǎn) -->
  <div class="test">

    <!-- 詳情內(nèi)容 -->
    <div class="ads-swiper-box"
         v-if="swiperOption">
      <swiper :options="swiperOption"
              class="swiper-container"
              v-if="list.length>0">
        <!-- slides -->
        <swiper-slide class="swiper-item"
                      v-for="(item,index) in list"
                      :key="index"
                      :style="'height:120px;width:100%;background-color:'+item.bgc+';'"
                      data-clickmehtod="clickSlide">
          <div data-clickmehtod="handleEvent1"
               class="btn">按鈕1</div>
          <div data-clickmehtod="handleEvent2"
               class="btn">按鈕2</div>
          <div data-clickmehtod="handleEvent3"
               class="btn">按鈕3</div>
        </swiper-slide>
        <div class="swiper-pagination"
             slot="pagination"></div>
      </swiper>

    </div>

  </div>
</template>

<script>
export default {
  data () {
    return {
      list: [{ 'bgc': 'red' }, { 'bgc': 'yellow' }, { 'bgc': 'green' }],
      swiperOption: null
    };
  },
  mounted () {
    var that = this

    that.swiperOption = {
      pagination: {
        el: ".swiper-pagination"
      },
      slidesPerView: 1,
      autoplay: {
        delay: 3000,
        disableOnInteraction: false
      },
      spaceBetween: 30,
      loop: true,
      on: {
        click: function (e) {//此處不能為箭頭函數(shù)，保證函數(shù)內(nèi)this指向swiper
          // this.realIndex 獲取真正的屏頁(yè)索引
          var realIdx = this.realIndex
          var item = that.list[realIdx]

          // 獲取屬性綁定的函數(shù)名
          var fn = that[e.target.dataset.clickmehtod]
          if (fn && typeof fn === 'function') {
            fn(item,realIdx)
          }
        }
      }
    }


  },
  methods: {
    clickSlide (item,realIdx) {
      // 點(diǎn)擊第realIdx屏河绽，數(shù)據(jù)item
      console.log('clickSlide', item);
    },
    handleEvent1 (item,realIdx) {
      // 點(diǎn)擊第realIdx屏的按鈕1己单，數(shù)據(jù)item
      console.log('handleEvent1', item);
    },
    handleEvent2 (item,realIdx) {
      // 點(diǎn)擊第realIdx屏的按鈕2，數(shù)據(jù)item
      console.log('handleEvent2', item);
    },
    handleEvent3 (item,realIdx) {
      // 點(diǎn)擊第realIdx屏的按鈕3耙饰，數(shù)據(jù)item
      console.log('handleEvent3', item);

    }

  }
};
</script>

<style lang="scss" scoped>
.btn {
  margin: 0 auto;
  height: 40px;
  width: 80px;
  line-height: 40px;
  border: 1px solid #333;
}
</style>