<span>
  <input placeholder="请选择" class="ant-input ant-cascader-input" readonly autocomplete="off" type="text" onFocus="handleFocus()" onBlur="handleBlur()"/>
  <div class="ant-cascader-menus">
    <ul class="ant-cascader-menu" for="menu in state.menus track by $index">
      <li class="ant-cascader-menu-item" ng-mouseover="handleExpand(item.value)" ng-repeat="item in menu track by $index">
        {item.label}
        <span class="ant-cascader-menu-item-expand-icon">
          <i class="anticon anticon-right"></i>
        </span>
      </li>
    </ul>
  </div>
</span>