| Name | Description | |
|---|---|---|
 | Add | Creates a new DashboardItem instance and adds it to the end of collection. |
| Clear | Clears the collection. |
| InsertAfter | Inserts item after item |
| InsertBefore | Inserts item before item |
| MoveAfter | Move the item to the place after the item with the specified ID. |
| MoveBefore | Move the item to the place before the item with the specified ID. |
| Remove | Removes item by id. |