Pacote | mx.events |
Classe | public class TreeEvent |
Herança | TreeEvent Event Object |
Versão da linguagem: | ActionScript 3.0 |
Versão de produto: | Flex 3 |
Versões de runtime: | Flash Player 9, AIR 1.1 |
Elementos da API relacionados
Propriedade | Definido por | ||
---|---|---|---|
animate : Boolean
Whether to animate an opening or closing operation; used for
ITEM_OPENING type events only. | TreeEvent | ||
bubbles : Boolean [somente leitura]
Indica se um evento é do tipo bubbling. | Event | ||
cancelable : Boolean [somente leitura]
Indica se o comportamento associado ao evento pode ser impedido. | Event | ||
constructor : Object
Uma referência ao objeto de classe ou à função de construtor de uma determinada ocorrência de objeto. | Object | ||
currentTarget : Object [somente leitura]
O objeto que está processando ativamente o objeto Event com um ouvinte de evento. | Event | ||
dispatchEvent : Boolean
Whether to dispatch an event (ITEM_OPEN or
ITEM_CLOSE) after the open or close animation
is complete. | TreeEvent | ||
eventPhase : uint [somente leitura]
A fase atual no fluxo de eventos. | 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 [somente leitura]
O destino de 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 [somente leitura]
O tipo de evento. | Event |
Método | Definido por | ||
---|---|---|---|
TreeEvent(type:String, bubbles:Boolean = false, cancelable:Boolean = false, item:Object = null, itemRenderer:IListItemRenderer = null, triggerEvent:Event = null)
Constructor. | TreeEvent | ||
Duplica uma ocorrência de uma subclasse Event. | Event | ||
Uma função de utilitário para implementar o método toString() em classes ActionScript 3.0 Event personalizadas. | Event | ||
Indica se um objeto tem uma propriedade especificada definida. | Object | ||
Verifica se o método preventDefault() foi chamado no evento. | Event | ||
Indica se uma ocorrência da classe Object está na cadeia de protótipos do objeto especificado como o parâmetro. | Object | ||
Cancela um comportamento padrão de evento se esse comportamento puder ser cancelado. | Event | ||
Indica se a propriedade especificada existe e é enumerável. | Object | ||
Define a disponibilidade de uma propriedade dinâmica para operações de repetição. | Object | ||
Impede o processamento de qualquer ouvinte de evento no nó atual e qualquer nó subsequente no fluxo de eventos. | Event | ||
Impede o processamento de algum ouvinte de evento em nós subsequentes ao nó atual no fluxo de eventos. | Event | ||
Retorna a representação da string deste objeto, formatado segundo as convenções específicas para a localidade. | Object | ||
Retorna uma string que contém todas as propriedades do objeto Event. | Event | ||
Retorna o valor primitivo do objeto especificado. | Object |
Constante | Definido por | ||
---|---|---|---|
ITEM_CLOSE : String = "itemClose" [estático]
The TreeEvent.ITEM_CLOSE event type constant indicates that a tree
branch closed or collapsed. | TreeEvent | ||
ITEM_OPEN : String = "itemOpen" [estático]
The TreeEvent.ITEM_OPEN event type constant indicates that a tree
branch opened or expanded. | TreeEvent | ||
ITEM_OPENING : String = "itemOpening" [estático]
The TreeEvent.ITEM_OPENING event type constant is dispatched immediately
before a tree opens or closes. | TreeEvent |
animate | propriedade |
public var animate:Boolean
Versão da linguagem: | ActionScript 3.0 |
Versão de produto: | Flex 3 |
Versões de runtime: | Flash Player 9, AIR 1.1 |
Whether to animate an opening or closing operation; used for ITEM_OPENING type events only.
dispatchEvent | propriedade |
public var dispatchEvent:Boolean
Versão da linguagem: | ActionScript 3.0 |
Versão de produto: | Flex 3 |
Versões de runtime: | 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 | propriedade |
public var item:Object
Versão da linguagem: | ActionScript 3.0 |
Versão de produto: | Flex 3 |
Versões de runtime: | 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 | propriedade |
public var itemRenderer:IListItemRenderer
Versão da linguagem: | ActionScript 3.0 |
Versão de produto: | Flex 3 |
Versões de runtime: | Flash Player 9, AIR 1.1 |
The ListItemRenderer for the node that closed or opened.
opening | propriedade |
public var opening:Boolean
Versão da linguagem: | ActionScript 3.0 |
Versão de produto: | Flex 3 |
Versões de runtime: | 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 | propriedade |
public var triggerEvent:Event
Versão da linguagem: | ActionScript 3.0 |
Versão de produto: | Flex 3 |
Versões de runtime: | Flash Player 9, AIR 1.1 |
The low level MouseEvent or KeyboardEvent that triggered this
event or null
if this event was triggered programatically.
TreeEvent | () | Construtor |
public function TreeEvent(type:String, bubbles:Boolean = false, cancelable:Boolean = false, item:Object = null, itemRenderer:IListItemRenderer = null, triggerEvent:Event = null)
Versão da linguagem: | ActionScript 3.0 |
Versão de produto: | Flex 3 |
Versões de runtime: | Flash Player 9, AIR 1.1 |
Constructor. Normally called by the Flex Tree control; not used in application code.
Parâmetrostype:String — The event type; indicates the action that caused the event.
| |
bubbles:Boolean (default = false ) — Specifies whether the event can bubble
up the display list hierarchy.
| |
cancelable:Boolean (default = false ) — Specifies whether the behavior associated with the event
can be prevented.
| |
item:Object (default = null ) — The Tree node (item) to which this event applies.
| |
itemRenderer:IListItemRenderer (default = null ) — The item renderer object for the cell.
| |
triggerEvent:Event (default = null ) — If the node opened or closed in response to a
user action, indicates the type of input action.
|
ITEM_CLOSE | Constante |
public static const ITEM_CLOSE:String = "itemClose"
Versão da linguagem: | ActionScript 3.0 |
Versão de produto: | Flex 3 |
Versões de runtime: | 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"
Versão da linguagem: | ActionScript 3.0 |
Versão de produto: | Flex 3 |
Versões de runtime: | 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"
Versão da linguagem: | ActionScript 3.0 |
Versão de produto: | Flex 3 |
Versões de runtime: | 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 |
Wed Jun 13 2018, 11:10 AM Z