class HierarchicalSubCollection<T>
package feathers.data
extends EventDispatcher
implements IHierarchicalCollection<T>
Wraps another IHierarchicalCollection data source to expose the children
of a single branch from that collection as the root items in this
collection.
Events:
openfl.events.Event.CHANGE | Dispatched when the collection changes. |
|---|---|
feathers.events.HierarchicalCollectionEvent.ADD_ITEM | Dispatched when an item is added to the collection. |
feathers.events.HierarchicalCollectionEvent.REMOVE_ITEM | Dispatched when an item is removed from the collection. |
feathers.events.HierarchicalCollectionEvent.REPLACE_ITEM | Dispatched when an item is replaced in the collection. |
feathers.events.HierarchicalCollectionEvent.REMOVE_ALL | Dispatched when all items are removed from the collection. |
feathers.events.HierarchicalCollectionEvent.RESET | Dispatched when the source of the collection is changed. |
feathers.events.HierarchicalCollectionEvent.UPDATE_ITEM | Dispatched
when |
feathers.events.HierarchicalCollectionEvent.UPDATE_ALL | Dispatched
when |
feathers.events.HierarchicalCollectionEvent.FILTER_CHANGE | Dispatched
when |
feathers.events.HierarchicalCollectionEvent.SORT_CHANGE | Dispatched
when |
1.4.0
.Constructor
new(parentCollection:IHierarchicalCollection<T>, rootContainsChildrenOf:Array<Int>)
Creates a new HierarchicalSubCollection object with the given arguments.
1.4.0
.Variables
itemToChildren:T ‑> Array<T>
A function that returns an item's children. If the item is not a branch,
the function should return null. If the item is a branch, but it
contains no children, the function should return an empty array.
1.4.0
.