MultiSelect = false尝试编辑时第二次不起作用

Question

MultiSelect = false尝试编辑时第二次不起作用

@{
    var gridColumns = new List<GridColumn> {
new GridColumn { Selectable = true, HeaderTemplate = " ", Width = "35px" },
new GridColumn { Field = "ItemNumber", Title = ResourceStrings.Display_Name_Item_ItemNumber, Width = "40%" },
new GridColumn { Field = "ItemDescription", Title = ResourceStrings.Display_Name_Item_ItemDescription, Width = "60%" }
};

@(Html.SearchWindow("SearchWindowPreviousItemNumber").TriggerControlId("imgBtSearchWindowPreviousItemNumber").IsMultiSelect(false).Title(ResourceStrings.Text_ItemNumber)
            .IdField("ItemNumber").Sort("ItemNumber").ActionUrl(Url.Action("../RouterDetail/ItemPage")).BindDataFunction("bindPreviousItemNumber").GridColumns(gridColumns))
}