| setFocused(
  (isFocused: boolean
)): void | Sets whether the collection is focused. | 
| setFocusWithinItem(
  (isFocused: boolean
)): void | Sets whether focus is currently within a cell in the collection. | 
| setFocusedKey(
  (key: Key
)): void | Sets the focused key. | 
| isSelected(
  (key: Key
)): void | Returns whether a key is selected. | 
| extendSelection(
  (toKey: Key
)): void | Extends the selection to the given key. | 
| toggleSelection(
  (key: Key
)): void | Toggles whether the given key is selected. | 
| replaceSelection(
  (key: Key
)): void | Replaces the selection with only the given key. | 
| selectAll(): void | Selects all items in the collection. | 
| clearSelection(): void | Removes all keys from the selection. | 
| toggleSelectAll(): void | Toggles between select all and an empty selection. | 
| select(
  (key: Key,
  , e: PressEvent
    |  | PointerEvent
)): void |  |