wxlitian/miniprogram/components/cart-bar/cart-bar.wxml

<view class="cart-bar__placeholder" wx:if="{{fixed}}" />
<view class="cart-bar {{fixed ? 'cart-bar--fixed' : ''}} flex flex-v-center" style="bottom: {{fixed ? 'calc(' + bottomHeight + 'rpx + env(safe-area-inset-bottom))' : ''}};">
  <t-icon size="40rpx" color="{{isAllSelected ? 'rgba(0, 0, 0, 0.8)' : '#BBBBBB'}}" name="{{isAllSelected ? 'check-circle-filled' : 'circle'}}" class="cart-bar__check" catchtap="handleSelectAll" />
  <text>全选</text>
  <view class="cart-bar__total flex1">
    <view>
      <text class="cart-bar__total--bold text-padding-right">总计</text>
      <n-price price="{{totalAmount || '0'}}" fill="{{false}}" decimalSmaller class="cart-bar__total--bold cart-bar__total--price" />
      <text class="cart-bar__total--normal">（不含运费）</text>
    </view>
    <view wx:if="{{totalDiscountAmount}}">
      <text class="cart-bar__total--normal text-padding-right">已优惠</text>
      <n-price class="cart-bar__total--normal" price="{{totalDiscountAmount || '0'}}" fill="{{false}}" />
    </view>
  </view>
  <view catchtap="handleToSettle" class="{{!isDisabled ? '' : 'disabled-btn'}} account-btn" hover-class="{{!isDisabled ? '' : 'hover-btn'}}">
    去结算({{totalGoodsNum}})
  </view>
</view>