classroom-music-activation/miniprogram/common-components/w-search-picker/index.wxml

<!-- components/w-picker/index.wxml -->
<van-popup round="{{true}}" lock-scroll="{{true}}" z-index="{{102}}" show="{{innerShow}}" position="bottom" safe-area-inset-bottom="{{false}}" bind:close="onClose" bind:after-leave="onAfterLeave" bind:before-enter="onBeforeEnter">
  <view class="toolbar-top">
    <view class="toolbar-cancel" bind:tap="onClose">取消</view>
    <view class="toolbar-confirm" bind:tap="onSubmit">确认</view>
  </view>
  <view class="searchList1">
    <view class="searchSection">
      <w-search value="{{ searchName }}" backgroundClass="gray" bind:search="onSearch" bind:change="onSearchChange"></w-search>
    </view>
    <view class="pickerSection">
      <van-picker wx:if="{{ !showAfterLeave }}" loading="{{ innerLoading }}" columns="{{ columns }}" visible-item-count="{{ visibleItemCount }}" default-index="{{ defaultIndex }}" bind:change="onChange"></van-picker>

      <view class="empty-box" wx:if="{{ columns.length <= 0 && !innerLoading }}">
        <w-empty />
      </view>
    </view>
  </view>
</van-popup>