| Paquete | mx.events |
| Clase | public class TreeEvent |
| Herencia | TreeEvent  Event Object |
| Versión del lenguaje: | ActionScript 3.0 |
| Versión de producto: | Flex 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Elementos de API relacionados
Propiedades públicas
Ocultar propiedades públicas heredadas
Mostrar propiedades públicas heredadas| Propiedad | Definido por | ||
|---|---|---|---|
| animate : Boolean
Whether to animate an opening or closing operation; used for
ITEM_OPENING type events only. | TreeEvent | ||
 | bubbles : Boolean [solo lectura]
Indica si un evento es un evento de propagación. | Event | |
| cancelable : Boolean [solo lectura]
Indica si se puede evitar el comportamiento asociado al evento. | Event | |
| constructor : Object
Una referencia a la clase de objeto o función constructora para una instancia de objeto determinada. | Object | |
| currentTarget : Object [solo lectura]
Objeto que procesa de forma activa el objeto de evento con un detector de eventos. | Event | |
| dispatchEvent : Boolean
Whether to dispatch an event (ITEM_OPEN or
ITEM_CLOSE) after the open or close animation
is complete. | TreeEvent | ||
| eventPhase : uint [solo lectura]
La fase actual en el flujo del evento. | Event | |
| item : Object
Storage for the item property. | TreeEvent | ||
| itemRenderer : IListItemRenderer
The ListItemRenderer for the node that closed or opened. | TreeEvent | ||
| opening : Boolean
Used for an ITEM_OPENING type events only. | TreeEvent | ||
| target : Object [solo lectura]
El destino del evento. | Event | |
| triggerEvent : Event
The low level MouseEvent or KeyboardEvent that triggered this
event or null if this event was triggered programatically. | TreeEvent | ||
| type : String [solo lectura]
El tipo de evento. | Event | |
Métodos públicos
| Método | Definido por | ||
|---|---|---|---|
TreeEvent(type:String, bubbles:Boolean = false, cancelable:Boolean = false, item:Object = null, itemRenderer:IListItemRenderer = null, triggerEvent:Event = null)
Constructor. | TreeEvent | ||
|
Duplica una instancia de la subclase Event. | Event | |
|
Una función de utilidad para implementar el método toString() en las clases Event personalizadas de ActionScript 3.0. | Event | |
|
Indica si un objeto tiene definida una propiedad especificada. | Object | |
|
Comprueba si se ha llamado a preventDefault() en el evento. | Event | |
|
Indica si hay una instancia de la clase Object en la cadena de prototipo del objeto especificado como parámetro. | Object | |
|
Cancela el comportamiento predeterminado de un evento si es posible cancelarlo. | Event | |
|
Indica si existe la propiedad especificada y si es enumerable. | Object | |
|
Establece la disponibilidad de una propiedad dinámica para operaciones de bucle. | Object | |
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Impide el proceso de cualquier detector de eventos en el nodo actual y los nodos siguientes en el flujo del evento. | Event | |
|
Impide el proceso de cualquier detector de eventos en nodos siguientes al nodo actual. | Event | |
|
Devuelve la representación de cadena de este objeto, con formato según las convenciones específicas de configuración regional. | Object | |
|
Devuelve una cadena que contiene todas las propiedades del objeto de evento. | Event | |
|
Devuelve el valor simple del objeto especificado. | Object | |
Constantes públicas
| Constante | Definido por | ||
|---|---|---|---|
| ITEM_CLOSE : String = "itemClose" [estática]
The TreeEvent.ITEM_CLOSE event type constant indicates that a tree
branch closed or collapsed. | TreeEvent | ||
| ITEM_OPEN : String = "itemOpen" [estática]
The TreeEvent.ITEM_OPEN event type constant indicates that a tree
branch opened or expanded. | TreeEvent | ||
| ITEM_OPENING : String = "itemOpening" [estática]
The TreeEvent.ITEM_OPENING event type constant is dispatched immediately
before a tree opens or closes. | TreeEvent | ||
Información sobre propiedades
animate | propiedad |
public var animate:Boolean| Versión del lenguaje: | ActionScript 3.0 |
| Versión de producto: | Flex 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Whether to animate an opening or closing operation; used for ITEM_OPENING type events only.
dispatchEvent | propiedad |
public var dispatchEvent:Boolean| Versión del lenguaje: | ActionScript 3.0 |
| Versión de producto: | Flex 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Whether to dispatch an event (ITEM_OPEN or
ITEM_CLOSE) after the open or close animation
is complete. Used for ITEM_OPENING type events only.
item | propiedad |
public var item:Object| Versión del lenguaje: | ActionScript 3.0 |
| Versión de producto: | Flex 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Storage for the item property.
If you populate the Tree from XML data, access
the properties for the node as
event.item.@attribute_name.
itemRenderer | propiedad |
public var itemRenderer:IListItemRenderer| Versión del lenguaje: | ActionScript 3.0 |
| Versión de producto: | Flex 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
The ListItemRenderer for the node that closed or opened.
opening | propiedad |
public var opening:Boolean| Versión del lenguaje: | ActionScript 3.0 |
| Versión de producto: | Flex 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Used for an ITEM_OPENING type events only.
Indicates whether the item
is opening true, or closing false.
triggerEvent | propiedad |
public var triggerEvent:Event| Versión del lenguaje: | ActionScript 3.0 |
| Versión de producto: | Flex 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
The low level MouseEvent or KeyboardEvent that triggered this
event or null if this event was triggered programatically.
Información sobre constructores
TreeEvent | () | Información sobre |
public function TreeEvent(type:String, bubbles:Boolean = false, cancelable:Boolean = false, item:Object = null, itemRenderer:IListItemRenderer = null, triggerEvent:Event = null)| Versión del lenguaje: | ActionScript 3.0 |
| Versión de producto: | Flex 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Constructor. Normally called by the Flex Tree control; not used in application code.
Parámetrostype:String — The event type; indicates the action that caused the event.
| |
bubbles:Boolean (default = false) | |
cancelable:Boolean (default = false) | |
item:Object (default = null) | |
itemRenderer:IListItemRenderer (default = null) | |
triggerEvent:Event (default = null) |
Información sobre constantes
ITEM_CLOSE | Constante |
public static const ITEM_CLOSE:String = "itemClose"| Versión del lenguaje: | ActionScript 3.0 |
| Versión de producto: | Flex 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
The TreeEvent.ITEM_CLOSE event type constant indicates that a tree branch closed or collapsed.
The properties of the event object for this event type have the following values. Not all properties are meaningful for all kinds of events. See the detailed property descriptions for more information.
| Property | Value |
|---|---|
itemRenderer | The ListItemRenderer for the node that closed |
bubbles | false |
cancelable | false |
currentTarget | The Object that defines the
event listener that handles the event. For example, if you use
myButton.addEventListener() to register an event listener,
myButton is the value of the currentTarget. |
triggerEvent | If the node closed in response to a user action, identifies it as a keyboard action or a mouse action. |
item | the Tree item (node) that closed |
target | The Object that dispatched the event;
it is not always the Object listening for the event.
Use the currentTarget property to always access the
Object listening for the event. |
type | TreeEvent.ITEM_CLOSE |
ITEM_OPEN | Constante |
public static const ITEM_OPEN:String = "itemOpen"| Versión del lenguaje: | ActionScript 3.0 |
| Versión de producto: | Flex 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
The TreeEvent.ITEM_OPEN event type constant indicates that a tree branch opened or expanded.
The properties of the event object for this event type have the following values. Not all properties are meaningful for all kinds of events. See the detailed property descriptions for more information.
| Property | Value |
|---|---|
itemRenderer | The ListItemRenderer for the item (node) that opened |
bubbles | false |
cancelable | false |
currentTarget | The Object that defines the
event listener that handles the event. For example, if you use
myButton.addEventListener() to register an event listener,
myButton is the value of the currentTarget. |
triggerEvent | If the item (node) opened in response to a user action, identifies it as a keyboard action or a mouse action. |
item | the Tree node that opened. |
target | The Object that dispatched the event;
it is not always the Object listening for the event.
Use the currentTarget property to always access the
Object listening for the event. |
type | TreeEvent.ITEM_OPEN |
ITEM_OPENING | Constante |
public static const ITEM_OPENING:String = "itemOpening"| Versión del lenguaje: | ActionScript 3.0 |
| Versión de producto: | Flex 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
The TreeEvent.ITEM_OPENING event type constant is dispatched immediately before a tree opens or closes.
The properties of the event object for this event type have the following values. Not all properties are meaningful for all kinds of events. See the detailed property descriptions for more information.
| Property | Value |
|---|---|
animate | Whether to animate the opening or closing operation. |
bubbles | false |
cancelable | true |
currentTarget | The Object that defines the
event listener that handles the event. For example, if you use
myButton.addEventListener() to register an event
listener, myButton is the value of the currentTarget. |
dispatchEvent | Whether to dispatch an
ITEM_OPEN or ITEM_CLOSE event
after the open or close animation is complete. true |
itemRenderer | The ListItemRenderer for the item (node) that opened |
item | the Tree node that opened. |
opening | true if the item is opening, false if it is closing. |
target | The Object that dispatched the event;
it is not always the Object listening for the event.
Use the currentTarget property to always access the
Object listening for the event. |
triggerEvent | If the item opened in response to a user action, identifies it as a keyboard action or a mouse action. |
type | TreeEvent.ITEM_OPENING |
Tue Jun 12 2018, 02:12 PM Z