omp-wx/pages/device/list/list.wxml

<view class="item-box" wx:for="{{devices}}" wx:key="openNum" bindtap="changeDevice" data-opennum="{{item.openNum}}">
  <image src="/imgs/device/phone.png" class="item-box-icon" />
  <image src="/imgs/device/default.png" class="item-box-default" wx:if="{{item.isDefault==1}}" />
  <text>{{item.deviceName}}</text>
  <text>{{item.openNum}}</text>
</view>

<view class="item-default" wx:if="{{devices.length<1}}">暂无设备</view>

<view class="item-box" bindtap="toAdd">
  <view class="item-box-add">+</view>
  <view class="item-box-add-text">添加设备</view>
</view>