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Interface that supports grouping.
public interface IGroupSupport : ISheetDataModelPublic Interface IGroupSupport
    Inherits ISheetDataModel| Name | Description | 
|---|---|
| GroupComparer | Gets the comparer for the group. | 
| SortInfo | Gets the sort information for the group. | 
| TargetModel | Gets the target sheet data model. | 
| Name | Description | 
|---|---|
| Dispose() | Internal use only. Disposes. | 
| GetColumnName(int) | Gets the name of the specified column. | 
| GetGroup(int) | Gets a group for a specified row. | 
| Group(SortInfo[], IComparer) | Groups the rows by the specified sort information. | 
| IsGroup(int) | Determines if the specified row is a group header (also called group node). |