| Package | mx.controls.treeClasses |
| Interface | public interface ITreeDataDescriptor2 extends ITreeDataDescriptor |
| Implementors | DefaultDataDescriptor |
| 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 | ||
|---|---|---|---|
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Adds a child node to a node at the specified index. | ITreeDataDescriptor | |
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Provides access to a node's children, returning a collection
view of children if they exist. | ITreeDataDescriptor | |
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Gets the data from a node. | ITreeDataDescriptor | |
getHierarchicalCollectionAdaptor(hierarchicalData:ICollectionView, uidFunction:Function, openItems:Object, model:Object = null):ICollectionView
Returns an ICollectionView instance that makes the hierarchical data appear
as if it was a linear ICollectionView instance. | ITreeDataDescriptor2 | ||
Returns the depth of the node, meaning the number of ancestors it has. | ITreeDataDescriptor2 | ||
Returns the parent of the node
The parent of a top-level node is null. | ITreeDataDescriptor2 | ||
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Tests for the existence of children in a non-terminating node. | ITreeDataDescriptor | |
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Tests a node for termination. | ITreeDataDescriptor | |
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Removes a child node to a node at the specified index. | ITreeDataDescriptor | |
Method Detail
getHierarchicalCollectionAdaptor | () | method |
public function getHierarchicalCollectionAdaptor(hierarchicalData:ICollectionView, uidFunction:Function, openItems:Object, model:Object = null):ICollectionView| Language Version: | ActionScript 3.0 |
| Product Version: | Flex 3 |
| Runtime Versions: | Flash Player 9, AIR 1.1 |
Returns an ICollectionView instance that makes the hierarchical data appear as if it was a linear ICollectionView instance.
Parameters
hierarchicalData:ICollectionView — The hierarchical data.
| |
uidFunction:Function — A function that takes an Object and returns the UID, as a String.
This parameter is usually the Tree.itemToUID() method.
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openItems:Object — The items that have been opened or set opened.
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model:Object (default = null) |
ICollectionView — An ICollectionView instance.
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Related API Elements
getNodeDepth | () | method |
public function getNodeDepth(node:Object, iterator:IViewCursor, model:Object = null):int| Language Version: | ActionScript 3.0 |
| Product Version: | Flex 3 |
| Runtime Versions: | Flash Player 9, AIR 1.1 |
Returns the depth of the node, meaning the number of ancestors it has.
Parameters
node:Object — The Object that defines the node.
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iterator:IViewCursor — An IViewCursor instance that could be used to do the calculation.
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model:Object (default = null) |
int — The depth of the node, where 0 corresponds to the top level,
and -1 if the depth cannot be calculated.
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getParent | () | method |
public function getParent(node:Object, collection:ICollectionView, model:Object = null):Object| Language Version: | ActionScript 3.0 |
| Product Version: | Flex 3 |
| Runtime Versions: | Flash Player 9, AIR 1.1 |
Returns the parent of the node
The parent of a top-level node is null.
Parameters
node:Object — The Object that defines the node.
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collection:ICollectionView — An ICollectionView instance that could be used to do the calculation.
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model:Object (default = null) |
Object — The parent node containing the node as child,
null for a top-level node,
and undefined if the parent cannot be determined.
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Mon Nov 28 2011, 06:48 AM -08:00