演示中的表单-树形下拉框-查找带回其他数据,请问下面4个URL分别是什么意思,需要传入什么格式,什么内容/层级的数据,后台需构造什么格式的数据?若要传入的数据不止4层呢该怎么做?是否4个URL表示4层节点的意思?
<fieldset>
<legend>查找带回(带回其它数据)</legend>
</fieldset>
<div class="topjui-row">
<div class="topjui-col-sm12">
<label class="topjui-form-label">地址</label>
<div class="topjui-input-block">
<input type="text" name="zone"
data-toggle="topjui-combotree"
data-options="required:true,
prompt:'必填',
panelHeight:'250',
url:remoteHost+'/system/codeItem/getListByCodeSetIdAndLevelId?codeSetId=AGA&levelId=3',
expandUrl:remoteHost+'/system/codeItem/getListByPid?pid={id}',
getFatherIdsUrl:remoteHost+'/system/codeItem/getFatherIds?id={id}',
backfill:{url:remoteHost+'/system/user/getZoneFillbackData?id={id}'}">
</div>
</div>
</div>
<div class="topjui-row">
<div class="topjui-col-sm6">
<label class="topjui-form-label">国家</label>
<div class="topjui-input-block">
<input type="text" name="country" data-toggle="topjui-textbox"
data-options="readonly:true">
</div>
</div>
<div class="topjui-col-sm6">
<label class="topjui-form-label">省份</label>
<div class="topjui-input-block">
<input type="text" name="province" data-toggle="topjui-textbox"
data-options="readonly:true">
</div>
</div>
</div>
<div class="topjui-row">
<div class="topjui-col-sm6">
<label class="topjui-form-label">城市</label>
<div class="topjui-input-block">
<input type="text" name="city" data-toggle="topjui-textbox"
data-options="readonly:true">
</div>
</div>
<div class="topjui-col-sm6">
<label class="topjui-form-label">区县</label>
<div class="topjui-input-block">
<input type="text" name="district" data-toggle="topjui-textbox"
data-options="readonly:true">
</div>
</div>
</div>