| Paquete | mx.messaging |
| Clase | public class MessageAgent |
| Herencia | MessageAgent  EventDispatcher Object |
| Implementa | IMXMLObject |
| Subclases | AbstractConsumer, AbstractProducer |
| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Note: For advanced use only. Use this class for creating custom message agents like the existing Producer and Consumer classes.
Sintaxis MXML
Mostrar sintaxis MXML
Ocultar sintaxis MXMLAll message agent classes, including the Producer and Consumer classes, extend MessageAgent and inherit the following tag attributes:
<mx:tagname
Properties channelSet="No default." clientId="No default." connected="false" destination="No default." requestTimeout="-1" subtopic="No default." Events acknowledge="No default." channelConnect="No default." channelDisconnect="No default." channelFault="No default." fault="No default." propertyChange="No default." />
| Propiedad | Definido por | ||
|---|---|---|---|
| authenticated : Boolean [solo lectura]
Indicates if this MessageAgent is using an authenticated connection to
its destination. | MessageAgent | ||
| channelSet : ChannelSet
Provides access to the ChannelSet used by the MessageAgent. | MessageAgent | ||
| clientId : String [solo lectura]
Provides access to the client id for the MessageAgent. | MessageAgent | ||
| connected : Boolean [solo lectura]
Indicates whether this MessageAgent is currently connected to its
destination via its ChannelSet. | MessageAgent | ||
 | constructor : Object
Una referencia a la clase de objeto o función constructora para una instancia de objeto determinada. | Object | |
| destination : String
Provides access to the destination for the MessageAgent. | MessageAgent | ||
| requestTimeout : int
Provides access to the request timeout in seconds for sent messages. | MessageAgent | ||
| Método | Definido por | ||
|---|---|---|---|
Constructor. | MessageAgent | ||
Invoked by a MessageResponder upon receiving a result for a sent
message. | MessageAgent | ||
| 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. | EventDispatcher | |
Handles a CONNECT ChannelEvent. | MessageAgent | ||
Handles a DISCONNECT ChannelEvent. | MessageAgent | ||
Handles a ChannelFaultEvent. | MessageAgent | ||
Disconnects the MessageAgent's network connection. | MessageAgent | ||
|
Distribuye un evento en el flujo del evento. | EventDispatcher | |
Invoked by a MessageResponder upon receiving a fault for a sent message. | MessageAgent | ||
|
Comprueba si el objeto EventDispatcher tiene detectores registrados para un tipo concreto de evento. | EventDispatcher | |
|
Indica si un objeto tiene definida una propiedad especificada. | Object | |
Returns true if there are any pending requests for the passed in message. | MessageAgent | ||
Called after the implementing object has been created
and all properties specified on the tag have been assigned. | MessageAgent | ||
|
Indica si hay una instancia de la clase Object en la cadena de prototipo del objeto especificado como parámetro. | Object | |
Logs the MessageAgent out from its remote destination. | MessageAgent | ||
|
Indica si existe la propiedad especificada y si es enumerable. | Object | |
|
Elimina un detector del objeto EventDispatcher. | EventDispatcher | |
Sets the credentials that the MessageAgent uses to authenticate to
destinations. | MessageAgent | ||
|
Establece la disponibilidad de una propiedad dinámica para operaciones de bucle. | Object | |
Sets the remote credentials that will be passed through to the remote destination
for authenticating to secondary systems. | MessageAgent | ||
|
Devuelve la representación de cadena de este objeto, con formato según las convenciones específicas de configuración regional. | Object | |
|
Devuelve la representación de cadena del objeto especificado. | Object | |
|
Devuelve el valor simple del objeto especificado. | Object | |
|
Comprueba si hay registrado un detector de eventos con este objeto EventDispatcher o con cualquiera de sus ascendientes para el tipo de evento concreto. | EventDispatcher | |
| Método | Definido por | ||
|---|---|---|---|
Handles the authentication fault on the server. | MessageAgent | ||
Used to automatically initialize the channelSet property for the
MessageAgent before it connects for the first time. | MessageAgent | ||
Sends a Message from the MessageAgent to its destination using the
agent's ChannelSet. | MessageAgent | ||
This function should be overriden by sublasses to implement reauthentication due to
server session time-out behavior specific to them. | MessageAgent | ||
| Evento | Resumen | Definido por | ||
|---|---|---|---|---|
| Dispatched when an acknowledge message is received for a sent message. | MessageAgent | |||
| [evento broadcast] Se distribuye cuando Flash Player o AIR pasan a estar activos. | EventDispatcher | ||
| Dispatched when the underlying Channel the MessageAgent is using connects. | MessageAgent | |||
| Dispatched when the underlying Channel the MessageAgent is using disconnects. | MessageAgent | |||
| Dispatched when the underlying Channel the MessageAgent is using faults. | MessageAgent | |||
| [evento broadcast] Se distribuye cuando Flash Player o de AIR pasan a estar inactivos. | EventDispatcher | ||
| Dispatched when a message fault occurs. | MessageAgent | |||
| Dispatched when the connected property of the MessageAgent changes. | MessageAgent | |||
authenticated | propiedad |
authenticated:Boolean [solo lectura] Indicates if this MessageAgent is using an authenticated connection to its destination.
Esta propiedad se puede utilizar como origen para la vinculación de datos. Cuando se modifica esta propiedad, distribuye el evento propertyChange .
Implementación
public function get authenticated():BooleanchannelSet | propiedad |
channelSet:ChannelSet| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Provides access to the ChannelSet used by the MessageAgent. The ChannelSet can be manually constructed and assigned, or it will be dynamically initialized to use the configured Channels for the destination for this MessageAgent.
Esta propiedad se puede utilizar como origen para la vinculación de datos. Cuando se modifica esta propiedad, distribuye el evento propertyChange .
Implementación
public function get channelSet():ChannelSet public function set channelSet(value:ChannelSet):voidclientId | propiedad |
clientId:String [solo lectura] | Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Provides access to the client id for the MessageAgent. MessageAgents are assigned their client id by the remote destination and this value is used to route messages from the remote destination to the proper MessageAgent.
Esta propiedad se puede utilizar como origen para la vinculación de datos. Cuando se modifica esta propiedad, distribuye el evento propertyChange .
Implementación
public function get clientId():Stringconnected | propiedad |
connected:Boolean [solo lectura] | Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Indicates whether this MessageAgent is currently connected to its
destination via its ChannelSet. The propertyChange event is dispatched when
this property changes.
Esta propiedad se puede utilizar como origen para la vinculación de datos. Cuando se modifica esta propiedad, distribuye el evento propertyChange .
Implementación
public function get connected():Booleandestination | propiedad |
destination:String| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Provides access to the destination for the MessageAgent. Changing the destination will disconnect the MessageAgent if it is currently connected.
Esta propiedad se puede utilizar como origen para la vinculación de datos. Cuando se modifica esta propiedad, distribuye el evento propertyChange .
Implementación
public function get destination():String public function set destination(value:String):voidEmite
InvalidDestinationError — If the destination is null or
zero-length.
|
requestTimeout | propiedad |
requestTimeout:int| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Provides access to the request timeout in seconds for sent messages. If an acknowledgement, response or fault is not received from the remote destination before the timeout is reached the message is faulted on the client. A value less than or equal to zero prevents request timeout.
Esta propiedad se puede utilizar como origen para la vinculación de datos. Cuando se modifica esta propiedad, distribuye el evento propertyChange .
Implementación
public function get requestTimeout():int public function set requestTimeout(value:int):voidMessageAgent | () | Información sobre |
public function MessageAgent()| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Constructor.
acknowledge | () | método |
public function acknowledge(ackMsg:AcknowledgeMessage, msg:IMessage):void| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Invoked by a MessageResponder upon receiving a result for a sent
message. Subclasses may override this method if they need to perform
custom acknowledgement processing, but must invoke
super.acknowledge() as well. This method dispatches a
MessageAckEvent.
Parámetros
ackMsg:AcknowledgeMessage — The AcknowledgMessage returned.
| |
msg:IMessage — The original sent message.
|
channelConnectHandler | () | método |
public function channelConnectHandler(event:ChannelEvent):void| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Handles a CONNECT ChannelEvent. Subclasses that need to perform custom
processing should override this method, and invoke
super.channelConnectHandler().
Parámetros
event:ChannelEvent — The ChannelEvent.
|
channelDisconnectHandler | () | método |
public function channelDisconnectHandler(event:ChannelEvent):void| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Handles a DISCONNECT ChannelEvent. Subclasses that need to perform
custom processing should override this method, and invoke
super.channelDisconnectHandler().
Parámetros
event:ChannelEvent — The ChannelEvent.
|
channelFaultHandler | () | método |
public function channelFaultHandler(event:ChannelFaultEvent):void| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Handles a ChannelFaultEvent. Subclasses that need to perform custom
processing should override this method, and invoke
super.channelFaultHandler().
Parámetros
event:ChannelFaultEvent — ChannelFaultEvent
|
disconnect | () | método |
public function disconnect():void| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Disconnects the MessageAgent's network connection. This method does not wait for outstanding network operations to complete.
fault | () | método |
public function fault(errMsg:ErrorMessage, msg:IMessage):void| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Invoked by a MessageResponder upon receiving a fault for a sent message.
Subclasses may override this method if they need to perform custom fault
processing, but must invoke super.fault() as well. This
method dispatchs a MessageFaultEvent.
Parámetros
errMsg:ErrorMessage — The ErrorMessage.
| |
msg:IMessage — The original sent message that caused this fault.
|
handleAuthenticationFault | () | método |
protected function handleAuthenticationFault(errMsg:ErrorMessage, msg:IMessage):void| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Handles the authentication fault on the server. If the authenticated flag is true, the authentication fault must have been caused by a session expiration on the server. Set the authenticated state to false and if loginAfterDisconnect flag is enabled, resend credentials to the server by disconnecting and resending the message again.
Parámetros
errMsg:ErrorMessage — The Error Message.
| |
msg:IMessage — The message that caused the fault and should be resent once we have
disconnected/connected causing re-authentication.
|
hasPendingRequestForMessage | () | método |
public function hasPendingRequestForMessage(msg:IMessage):Boolean| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Returns true if there are any pending requests for the passed in message. This method should be overriden by subclasses
Parámetros
msg:IMessage — The message for which the existence of pending requests is checked.
|
Boolean — Returns true if there are any pending requests for the
passed in message.
|
initChannelSet | () | método |
protected function initChannelSet(message:IMessage):void| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Used to automatically initialize the channelSet property for the
MessageAgent before it connects for the first time.
Subtypes may override to perform custom initialization.
Parámetros
message:IMessage — The message that needs to be sent.
|
initialized | () | método |
public function initialized(document:Object, id:String):void| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Called after the implementing object has been created and all properties specified on the tag have been assigned.
Parámetros
document:Object — MXML document that created this object.
| |
id:String — id used by the document to refer to this object.
If the object is a deep property on the document, id is null.
|
internalSend | () | método |
protected function internalSend(message:IMessage, waitForClientId:Boolean = true):void| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Sends a Message from the MessageAgent to its destination using the agent's ChannelSet. MessageAgent subclasses must use this method to send their messages.
Parámetros
message:IMessage — The message to send.
| |
waitForClientId:Boolean (default = true) |
Emite
InvalidDestinationError — If no destination is set.
|
logout | () | método |
public function logout():void| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Logs the MessageAgent out from its remote destination.
Logging out of a destination applies to everything connected using the same ChannelSet
as specified in the server configuration. For example, if several DataService components
are connected over an RTMP channel and logout() is invoked on one of them,
all other client components that are connected using the same ChannelSet are also logged out.
Note: Adobe recommends that you use the mx.messaging.ChannelSet.logout() method rather than this method.
Elementos de API relacionados
reAuthorize | () | método |
protected function reAuthorize(msg:IMessage):void| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
This function should be overriden by sublasses to implement reauthentication due to server session time-out behavior specific to them. In general, it should follow disconnect, connect, resend message pattern.
Parámetros
msg:IMessage — The message that caused the fault and should be resent once we have
disconnected/connected causing reauthentication.
|
setCredentials | () | método |
public function setCredentials(username:String, password:String, charset:String = null):void| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Sets the credentials that the MessageAgent uses to authenticate to destinations. The credentials are applied to all services connected over the same ChannelSet.
Parámetros
username:String — The username.
| |
password:String — The password.
| |
charset:String (default = null) |
Emite
IllegalOperationError — in two situations; if credentials
have already been set and an authentication is in progress with the remote
detination, or if authenticated and the credentials specified don't match
the currently authenticated credentials.
|
setRemoteCredentials | () | método |
public function setRemoteCredentials(username:String, password:String, charset:String = null):void| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Sets the remote credentials that will be passed through to the remote destination for authenticating to secondary systems.
Parámetros
username:String — The username.
| |
password:String — The password.
| |
charset:String (default = null) |
acknowledge | Evento |
mx.messaging.events.MessageAckEventpropiedad MessageAckEvent.type =
mx.messaging.events.MessageAckEvent.ACKNOWLEDGE| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3, BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1, Flash Player 9, AIR 1.1 |
Dispatched when an acknowledge message is received for a sent message.
The ACKNOWLEDGE event type; dispatched upon receipt of an acknowledgement.The value of this constant is "acknowledge".
The properties of the event object have the following values:
| Property | Value |
|---|---|
acknowledgeMessage | Utility property to get the message property from MessageEvent as an AcknowledgeMessage. |
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. |
correlate | The original Message correlated with this acknowledgement. |
message | The Message associated with this event. |
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. |
channelConnect | Evento |
mx.messaging.events.ChannelEventpropiedad ChannelEvent.type =
mx.messaging.events.ChannelEvent.CONNECT| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Dispatched when the underlying Channel the MessageAgent is using connects.
The CONNECT event type; indicates that the Channel connected to its endpoint.The value of this constant is "channelConnect".
The properties of the event object have the following values:
| Property | Value |
|---|---|
bubbles | false |
cancelable | false |
channel | The channel that generated this event. |
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. |
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. |
reconnecting | Indicates whether the channel that generated this event is reconnecting. |
rejected | Indicates whether the channel that generated this event was rejected. This would be true in the event that the channel has been disconnected due to inactivity and should not attempt to failover or connect on an alternate channel. |
channelDisconnect | Evento |
mx.messaging.events.ChannelEventpropiedad ChannelEvent.type =
mx.messaging.events.ChannelEvent.DISCONNECT| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Dispatched when the underlying Channel the MessageAgent is using disconnects.
The DISCONNECT event type; indicates that the Channel disconnected from its endpoint.The value of this constant is "channelDisconnect".
The properties of the event object have the following values:
| Property | Value |
|---|---|
bubbles | false |
cancelable | false |
channel | The channel that generated this event. |
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. |
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. |
reconnecting | Indicates whether the channel that generated this event is reconnecting. |
rejected | Indicates whether the channel that generated this event was rejected. This would be true in the event that the channel has been disconnected due to inactivity and should not attempt to failover or connect on an alternate channel. |
channelFault | Evento |
mx.messaging.events.ChannelFaultEventpropiedad ChannelFaultEvent.type =
mx.messaging.events.ChannelFaultEvent.FAULT| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Dispatched when the underlying Channel the MessageAgent is using faults.
The FAULT event type; indicates that the Channel faulted.The value of this constant is "channelFault".
The properties of the event object have the following values:
| Property | Value |
|---|---|
bubbles | false |
cancelable | false |
channel | The Channel that generated this event. |
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. |
faultCode | Provides destination-specific details of the failure. |
faultDetail | Provides access to the destination-specific reason for the failure. |
faultString | Provides access to the underlying reason for the failure if the channel did not raise the failure itself. |
reconnecting | Indicates whether the channel that generated this event is reconnecting. |
rootCause | Provides access to the underlying reason for the failure if the channel did not raise the failure itself. |
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. |
fault | Evento |
mx.messaging.events.MessageFaultEventpropiedad MessageFaultEvent.type =
mx.messaging.events.MessageFaultEvent.FAULT| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Dispatched when a message fault occurs.
The FAULT event type; dispatched for a message fault.The value of this constant is "fault".
The properties of the event object have the following values:
| Property | Value |
|---|---|
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. |
faultCode | Provides destination-specific details of the failure. |
faultDetail | Provides access to the destination-specific reason for the failure. |
faultString | Provides access to the underlying reason for the failure if the channel did not raise the failure itself. |
message | The ErrorMessage for this event. |
rootCause | Provides access to the underlying reason for the failure, if one exists. |
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. |
propertyChange | Evento |
mx.events.PropertyChangeEventpropiedad PropertyChangeEvent.type =
mx.events.PropertyChangeEvent.PROPERTY_CHANGE| Versión del lenguaje: | ActionScript 3.0 |
| Versiones de producto: | BlazeDS 4, Adobe Digital Enterprise Platform Data Services for Java EE 3 |
| Versiones de motor de ejecución: | Flash Player 9, AIR 1.1 |
Dispatched when the connected property of the MessageAgent changes.
Also dispatched when the subscribed of a Consumer changes.
PropertyChangeEvent.PROPERTY_CHANGE constant defines the value of the
type property of the event object for a PropertyChange event.
The properties of the event object have the following values:
| Property | Value |
|---|---|
bubbles | Determined by the constructor; defaults to false. |
cancelable | Determined by the constructor; defaults to false. |
kind | The kind of change; PropertyChangeEventKind.UPDATE or PropertyChangeEventKind.DELETE. |
oldValue | The original property value. |
newValue | The new property value, if any. |
property | The property that changed. |
source | The object that contains the property that changed. |
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. |
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. |
Elementos de API relacionados
Tue Jun 12 2018, 02:12 PM Z