building_tx_mini_wx_rebuild/components/navigator/index.wxml

<!--components/navigator/index.wxml-->
<view class="block" style="height: {{statusBarCont.CustomBar}}px; background: {{bgColor}}">
  <view class="bar" style="height: {{statusBarCont.CustomBar-statusBarCont.StatusBar}}px; top: {{statusBarCont.StatusBar}}px; line-height: {{statusBarCont.CustomBar-statusBarCont.StatusBar}}px">
    <view bindtap="back" class="flex {{titleStyle}} {{showArrow?(titleStyle+'-arrow'):''}}">{{title}}</view>
  </view>
</view>