Referencia de ActionScript® 3.0 para la plataforma de Adobe® Flash®
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IHierarchicalCollectionView  - AS3 Flex

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Elementos del lenguaje

Constantes globales
Funciones globales
Operadores
Sentencias, palabras clave y directivas
Tipos especiales

Apéndices

Novedades
Errores del compilador
Advertencias del compilador
Errores en tiempo de ejecución
Migración a ActionScript 3
Conjuntos de caracteres admitidos
Solo etiquetas MXML
Elementos Motion XML
Etiquetas de texto temporizado
Lista de elementos desfasados
Constantes de implementación de accesibilidad
Cómo utilizar ejemplos de ActionScript
Avisos legales
Paquetemx.collections
Interfazpublic interface IHierarchicalCollectionView extends ICollectionView , IEventDispatcher
Implementadores HierarchicalCollectionView

Versión del lenguaje: ActionScript 3.0
Versión de producto: Flex 3
Versiones de motor de ejecución: Flash Player 9, AIR 1.1

The IHierarchicalCollectionView interface defines an interface for hierarchical or grouped data. Typically, you use this data with the AdvancedDataGrid control.

Elementos de API relacionados



Propiedades públicas
 PropiedadDefinido por
 InheritedfilterFunction : Function
A function that the view will use to eliminate items that do not match the function's criteria.
ICollectionView
  hasRoot : Boolean
[solo lectura] A flag that, if true, indicates that the current data provider has a root node; for example, a single top-level node in a hierarchical structure.
IHierarchicalCollectionView
 Inheritedlength : int
[solo lectura] The number of items in this view.
ICollectionView
  openNodes : Object
An Array of Objects containing the data provider element for all the open branch nodes of the data.
IHierarchicalCollectionView
  showRoot : Boolean
A Boolean flag that specifies whether to display the data provider's root node.
IHierarchicalCollectionView
 Inheritedsort : ISort
The ISort that will be applied to the ICollectionView.
ICollectionView
  source : IHierarchicalData
The source data of the IHierarchicalCollectionView.
IHierarchicalCollectionView
Métodos públicos
 MétodoDefinido por
  
addChild(parent:Object, newChild:Object):Boolean
Adds a child node to a node of the data.
IHierarchicalCollectionView
  
addChildAt(parent:Object, newChild:Object, index:int):Boolean
Adds a child node to a node of the data at a specific index in the data.
IHierarchicalCollectionView
 Inherited
addEventListener(type:String, listener:Function, useCapture:Boolean = false, priority:int = 0, useWeakReference:Boolean = false):void
Registra un objeto de detector de eventos con un objeto EventDispatcher, de modo que el detector reciba la notificación de un evento.
IEventDispatcher
  
Closes a node to hide its children.
IHierarchicalCollectionView
 Inherited
Returns whether the view contains the specified object.
ICollectionView
 Inherited
Creates a new IViewCursor that works with this view.
ICollectionView
 Inherited
Prevents changes to the collection itself and items within the collection from being dispatched by the view.
ICollectionView
 Inherited
Distribuye un evento en el flujo del evento.
IEventDispatcher
 Inherited
Enables auto-updating.
ICollectionView
  
Returns a collection of children, if they exist.
IHierarchicalCollectionView
  
Returns the depth of the node in the collection.
IHierarchicalCollectionView
  
Returns the parent of a node.
IHierarchicalCollectionView
 Inherited
Comprueba si el objeto EventDispatcher tiene detectores registrados para un tipo concreto de evento.
IEventDispatcher
 Inherited
itemUpdated(item:Object, property:Object = null, oldValue:Object = null, newValue:Object = null):void
Notifies the view that an item has been updated.
ICollectionView
  
Opens a node to display its children.
IHierarchicalCollectionView
 Inherited
Applies the sort and filter to the view.
ICollectionView
  
Removes the child node from the parent node.
IHierarchicalCollectionView
  
Removes the child node from a node at the specified index.
IHierarchicalCollectionView
 Inherited
removeEventListener(type:String, listener:Function, useCapture:Boolean = false):void
Elimina un detector del objeto EventDispatcher.
IEventDispatcher
 Inherited
Comprueba si hay registrado un detector de eventos con este objeto EventDispatcher o con cualquiera de sus ascendientes para el tipo de evento concreto.
IEventDispatcher
Información sobre propiedades

hasRoot

propiedad
hasRoot:Boolean  [solo lectura]

Versión del lenguaje: ActionScript 3.0
Versión de producto: Flex 3
Versiones de motor de ejecución: Flash Player 9, AIR 1.1

A flag that, if true, indicates that the current data provider has a root node; for example, a single top-level node in a hierarchical structure. XML and Object are examples of data types that have a root node, while Lists and Arrays do not.



Implementación
    public function get hasRoot():Boolean

openNodes

propiedad 
openNodes:Object

Versión del lenguaje: ActionScript 3.0
Versión de producto: Flex 3
Versiones de motor de ejecución: Flash Player 9, AIR 1.1

An Array of Objects containing the data provider element for all the open branch nodes of the data.



Implementación
    public function get openNodes():Object
    public function set openNodes(value:Object):void

showRoot

propiedad 
showRoot:Boolean

Versión del lenguaje: ActionScript 3.0
Versión de producto: Flex 3
Versiones de motor de ejecución: Flash Player 9, AIR 1.1

A Boolean flag that specifies whether to display the data provider's root node. If the source data has a root node, and this property is set to false, the collection will not include the root item. Only the descendants of the root item will be included in the collection.

This property has no effect on a source with no root node, such as List and Array objects.

El valor predeterminado es true.



Implementación
    public function get showRoot():Boolean
    public function set showRoot(value:Boolean):void

Elementos de API relacionados

source

propiedad 
source:IHierarchicalData

Versión del lenguaje: ActionScript 3.0
Versión de producto: Flex 3
Versiones de motor de ejecución: Flash Player 9, AIR 1.1

The source data of the IHierarchicalCollectionView.



Implementación
    public function get source():IHierarchicalData
    public function set source(value:IHierarchicalData):void
Información sobre métodos

addChild

()método
public function addChild(parent:Object, newChild:Object):Boolean

Versión del lenguaje: ActionScript 3.0
Versión de producto: Flex 3
Versiones de motor de ejecución: Flash Player 9, AIR 1.1

Adds a child node to a node of the data.

Parámetros

parent:Object — The Object that defines the parent node.
 
newChild:Object — The Object that defines the new node.

Valor devuelto
Booleantrue if the node is added successfully.

addChildAt

()método 
public function addChildAt(parent:Object, newChild:Object, index:int):Boolean

Versión del lenguaje: ActionScript 3.0
Versión de producto: Flex 3
Versiones de motor de ejecución: Flash Player 9, AIR 1.1

Adds a child node to a node of the data at a specific index in the data.

Parámetros

parent:Object — The Object that defines the parent node.
 
newChild:Object — The Object that defines the new node.
 
index:int — The zero-based index of where to insert the child node.

Valor devuelto
Booleantrue if the node is added successfully.

closeNode

()método 
public function closeNode(node:Object):void

Versión del lenguaje: ActionScript 3.0
Versión de producto: Flex 3
Versiones de motor de ejecución: Flash Player 9, AIR 1.1

Closes a node to hide its children.

Parámetros

node:Object — The Object that defines the node.

getChildren

()método 
public function getChildren(node:Object):ICollectionView

Versión del lenguaje: ActionScript 3.0
Versión de producto: Flex 3
Versiones de motor de ejecución: Flash Player 9, AIR 1.1

Returns a collection of children, if they exist.

Parámetros

node:Object — The Object that defines the node. If null, return a collection of top level nodes.

Valor devuelto
ICollectionView — ICollectionView instance containing the child nodes.

getNodeDepth

()método 
public function getNodeDepth(node:Object):int

Versión del lenguaje: ActionScript 3.0
Versión de producto: Flex 3
Versiones de motor de ejecución: Flash Player 9, AIR 1.1

Returns the depth of the node in the collection.

Parámetros

node:Object — The Object that defines the node.

Valor devuelto
int — The depth of the node.

getParentItem

()método 
public function getParentItem(node:Object):*

Versión del lenguaje: ActionScript 3.0
Versión de producto: Flex 3
Versiones de motor de ejecución: Flash Player 9, AIR 1.1

Returns the parent of a node. The parent of a top-level node is null.

Parámetros

node:Object — The Object that defines the node.

Valor devuelto
* — The parent node containing the node as child, null for a top-level node, and undefined if the parent cannot be determined.

openNode

()método 
public function openNode(node:Object):void

Versión del lenguaje: ActionScript 3.0
Versión de producto: Flex 3
Versiones de motor de ejecución: Flash Player 9, AIR 1.1

Opens a node to display its children.

Parámetros

node:Object — The Object that defines the node.

removeChild

()método 
public function removeChild(parent:Object, child:Object):Boolean

Versión del lenguaje: ActionScript 3.0
Versión de producto: Flex 3
Versiones de motor de ejecución: Flash Player 9, AIR 1.1

Removes the child node from the parent node.

Parámetros

parent:Object — The Object that defines the parent node, and null for top-level nodes.
 
child:Object — The Object that defines the child node to be removed.

Valor devuelto
Booleantrue if the node is removed successfully.

removeChildAt

()método 
public function removeChildAt(parent:Object, index:int):Boolean

Versión del lenguaje: ActionScript 3.0
Versión de producto: Flex 3
Versiones de motor de ejecución: Flash Player 9, AIR 1.1

Removes the child node from a node at the specified index.

Parámetros

parent:Object — The node object that currently parents the child node. Set parent to null for top-level nodes.
 
index:int — The zero-based index of the child node to remove relative to the parent.

Valor devuelto
Booleantrue if successful, and false if not.




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Cierto contenido de la Referencia de ActionScript 3.0 se muestra en inglés

No todo el contenido de la Referencia de ActionScript 3.0 se traduce a todos los idiomas. Si un elemento del lenguaje no se traduce, aparecerá en inglés. Por ejemplo, la clase ga.controls.HelpBox no está traducida en ningún idioma. Por lo tanto, en la versión en español de la referencia, la clase ga.controls.HelpBox aparecerá en inglés.