 Â Collapse | Collapses the specified row.
Only relevant for rows with child rows. |
| Â CollapseAll | Collapses all the rows of the grid. |
| Â Expand | Expands the specified row.
Only relevant for rows with child rows. |
| Â ExpandAll | Expands all the rows of the grid. |
| Â GetParent | Returns the number of the parent row for the specified row. |
|  IsExpanded | Indicates whether the specified row is expanded. |
|  IsLeaf | Indicates whether the specified row has child rows. |
|  IsSelected | Indicates whether the specified row is selected. |
 Â Count | The number of items in the collection. |
| Â SelectedRows | The selected rows of the grid. |