SMART datagrid v.1 > Classes > ListCellEditor
通过DropDownSortStyle常数,指定列表框的项目的排序方式。 
默认值为DropDownSortStyle.NONE.
    var columns = [{
            name: "CustomerID",
            fieldName: "CustomerID",
            width: "120",
            editor: {
                type: "list",
                itemSortStyle: DataLudi.DropDownSortStyle.DESCENDING,
                ...
            }
        }, 
        ...
    ];
    grid.setColumns(column);