

| Name | Description | |||
| Add | Adds a Column object to the collection and returns a reference to the newly created object. | |||
| Clear | Removes all objects in a collection. | |||
| Count | Returns the number of objects in a collection. | |||
| Item | Returns a specific Column of the Columns collection. | |||
| ItemBySortPosition | Returns a Column object giving its sorting position. | |||
| Remove | Removes a specific member from the Columns collection. | |||
| SortBarColumn | Returns the Column from control's SortBar giving its position. | |||
| SortBarColumnsCount | Retrieves the count of Columns, in the control's SortBar |