Easyui DataGrid combobox联动下拉框内容

发票信息下拉框联动，更具不同的发票类型，显示不同的税率

专票

普票

下拉框选择事件

function onSelectType(rec){//选中值if (rec=='2'){//普通发票对应税率pmsPlanList.pmsInvoiceTaxRate=pmsPlanList.pmsInvoiceTaxRateT}else {//专用发票对应税率pmsPlanList.pmsInvoiceTaxRate=pmsPlanList.pmsInvoiceTaxRateP}var row =$("#dgPmsPlanList").datagrid('getSelected');//获取行号var rowIndex = $("#dgPmsPlanList").datagrid('getRowIndex',row);var target = $('#dgPmsPlanList').datagrid('getEditor', {'index':rowIndex,'field':'taxRate'}).target;//清除原来的数据target.combobox('clear');//加载新下拉数据target.combobox('loadData',pmsPlanList.pmsInvoiceTaxRate);}

<table id="dgPmsPlanList"data-options="fit: true,border: false,rownumbers: true,animate: true,collapsible: false,fitColumns: true,autoRowHeight: false,toolbar:'#toolbarPmsPlanList',idField :'id',singleSelect: true,checkOnSelect: true,selectOnCheck: false,pagination:false,onDblClickRow:onDbClickRowEvent,pageSize:dataOptions.pageSize,pageList:dataOptions.pageList,showFooter:true,striped:true"><thead>
<tr>
<th  data-options="field:'pmsInvoiceType', halign:'center'" width="70" editor="{type:'combobox',options:{required:true,panelHeight:'auto',onSelect: onSelectType}}"><span style="color: red;">*</span>发票类型</th>
<th  data-options="field:'taxRate', halign:'center'" width="70" editor="{type:'combobox',options:{panelHeight:'auto',editable:false}}"><span style="color: red;">*</span>税率</th>
</tr>