bwj_wechat/components/My_NavTabs/index.wxml

<view class="tabs_box">
    <view class="tbas_list" bindtap="setTabsIndex">
        <view wx:for="{{tabsList}}" data-index="{{index}}" class="{{tabsIndex==index?'active':''}}">{{item}}</view>
    </view>
    <view wx:if="{{liveDownload}}" class="live-download">
        <view catchtap="downloadApp">开播指引
            <van-icon name="arrow" />
            <van-icon style="margin-left: -15rpx;" name="arrow" />
        </view>
    </view>
</view>
<van-transition show="{{ informShow }}" custom-class="block">
    <view catchtap="inform" class="inform">
        复制web端开播地址到电脑浏览器，即可开启直播
    </view>
</van-transition>