小程序vant开发阻止事件冒泡

<van-grid gutter="{{ 10 }}" column-num="2" border="{{ false }}">
          <van-grid-item
          use-slot 
          bind:click="hClickDetails"
          wx:for="{{ shopList }}" 
          data-nowdata="{{item}}"
          wx:key="index">
            <image
            class="imgShop"
            mode='aspectFill' 
            src="{{item.lbtImg[0]}}"
            />
            <view class="textContent">
              <text class="titleShop">{{ item.shopTitle }} \n</text>
              <text class="priceShop">{{ item.integral }}积分</text>
              <van-icon class="iconShopThree" catchtap="setUp" name="ellipsis" />
            </view>
          </van-grid-item>
        </van-grid>