mini-treeselect的动态赋值

<div id="faultTree" allowdrag="false" allowdrop="true"
class="mini-treegrid" expandonload="false" idfield="Id"
parentfield="ParentId" resultastree="false" showtreeicon="true" allowCellSelect="true"
style="width:100%;height:100%;" treecolumn="Identifier" allowCellEdit="true" >
<div property="columns">
<div type="indexcolumn" width="12"></div>
<div field="Id" name="Id" visible="false">Id </div>
<div field="SetId" name="SetId" visible="false">系统Id</div>
<div field="Identifier" name="Identifier" >标识符</div>
<div field="DoorType" name="DoorType" >门/事件类型</div>
<div field="Comment1" name="Comment1" >门/说明</div>
<div name="ProductName" field="FTUserMemo1" displayField="ProductName" width="200" allowSort="true">对应产品
<input id="productTree" property="editor" class="mini-treeselect" multiSelect="false"
showFolderCheckBox="false" expandOnLoad="true" onvaluechanged="valueChanged" showClose="true" oncloseclick="onCloseClick"
textField="Name" valueField="Id" parentField="ParentId" allowInput="false" />
</div>
</div>
</div>

var faultTree = mini.get("faultTree");
faultTree.setUrl("Ajax/select.ashx?method=fta&projectname=" + projectname + "&systemname=" + sysname);
faultTree.load();
faultTree.expandAll();

var editor = faultTree.getCellEditor("ProductName");
editor.setUrl("Ajax/select.ashx?method=tree&projectname=" + projectname + "&systemname=" + sysname);