SMART datagrid v.1 > Classes > OperateOptions
When the user doing row grouping, if groupSorting is true, it will be sorted based on the corresponding field, and he can specify whether to make it be case sensitive during sorting by SortCase constant.
Defaults to SortCase.SENSITIVE.
grid.setOperateOptions({
groupSorting: true,
groupSortCase: DataLudi.SortDirection.ASCENDING,
groupSortDirection: DataLudi.SortCase.SENSITIVE
});