| Name | Description | |
|---|---|---|
 | AddNew | Adds a new blank DDSheet object to the collection and returns a reference to it. |
| Clear | Removes all of the DDSheet objects contained in the collection. |
| Move | Overloaded. Moves a sheet to the specified position. |
| RemoveAt | Removes the DDSheet at the specified index from the collection. |
| Select | Overloaded. Selects a DDSheet object, while deselecting all other DDSheet objects. |