# SelectionMode

Enumerates the modes to be used when performing selections.

Enumeration Members

- Add

- Set

- Toggle

## Enumeration Members

### Add

Adds the item to the contents of the selection set.

### Set

Sets the contents of the selection set to the supplied item. All other selected items will be removed from the selection set.

### Toggle

If the selection item is in the selection set, removes it. If it is not in the selection set, adds it.