| Package | mx.collections |
| Interface | public interface IHierarchicalData extends IEventDispatcher |
| Implementors | HierarchicalData |
| Language Version: | ActionScript 3.0 |
| Product Version: | Flex 3 |
| Runtime Versions: | Flash Player 9, AIR 1.1 |
Related API Elements
Public Methods
Hide Inherited Public Methods
Show Inherited Public Methods| Method | Defined By | ||
|---|---|---|---|
 | addEventListener(type:String, listener:Function, useCapture:Boolean = false, priority:int = 0, useWeakReference:Boolean = false):void
Registers an event listener object with an EventDispatcher object so that the listener
receives notification of an event. | IEventDispatcher | |
Returns true if the node can contain children. | IHierarchicalData | ||
|
Dispatches an event into the event flow. | IEventDispatcher | |
Returns an Object representing the node's children. | IHierarchicalData | ||
Returns data from a node. | IHierarchicalData | ||
Returns the root data item. | IHierarchicalData | ||
Returns true if the node has children. | IHierarchicalData | ||
|
Checks whether the EventDispatcher object has any listeners registered for a specific type
of event. | IEventDispatcher | |
|
Removes a listener from the EventDispatcher object. | IEventDispatcher | |
|
Checks whether an event listener is registered with this EventDispatcher object or any of its ancestors for the specified event type. | IEventDispatcher | |
Method Detail
canHaveChildren | () | method |
public function canHaveChildren(node:Object):Boolean| Language Version: | ActionScript 3.0 |
| Product Version: | Flex 3 |
| Runtime Versions: | Flash Player 9, AIR 1.1 |
Returns true if the node can contain children.
Nodes do not have to contain children for the method
to return true.
This method is useful in determining whether other
nodes can be appended as children to the specified node.
Parameters
node:Object — The Object that defines the node.
|
Boolean — true if the node can contain children.
|
getChildren | () | method |
public function getChildren(node:Object):Object| Language Version: | ActionScript 3.0 |
| Product Version: | Flex 3 |
| Runtime Versions: | Flash Player 9, AIR 1.1 |
Returns an Object representing the node's children.
Parameters
node:Object — The Object that defines the node.
If null, return a collection of top-level nodes.
|
Object — An Object containing the children nodes.
|
getData | () | method |
getRoot | () | method |
hasChildren | () | method |
Thu Dec 6 2018, 01:12 PM -08:00