Packagemx.events
Classpublic class ChildExistenceChangedEvent
InheritanceChildExistenceChangedEvent Inheritance flash.events.Event

Language Version : ActionScript 3.0
Product Version : Flex 3
Runtime Versions : Flash Player 9, AIR 1.1

Represents events that are dispatched when a the child of a control is created or destroyed.



Public Properties
 PropertyDefined By
  relatedObject : DisplayObject
Reference to the child object that was created or destroyed.
ChildExistenceChangedEvent
Public Methods
 MethodDefined By
  
ChildExistenceChangedEvent(type:String, bubbles:Boolean = false, cancelable:Boolean = false, relatedObject:DisplayObject = null)
Constructor.
ChildExistenceChangedEvent
Public Constants
 ConstantDefined By
  CHILD_ADD : String = childAdd
[static] The ChildExistenceChangedEvent.CHILD_ADD constant defines the value of the type property of the event object for a childAdd event.
ChildExistenceChangedEvent
  CHILD_REMOVE : String = childRemove
[static] The ChildExistenceChangedEvent.CHILD_REMOVE constant defines the value of the type property of the event object for a childRemove event.
ChildExistenceChangedEvent
  OVERLAY_CREATED : String = overlayCreated
[static] The ChildExistenceChangedEvent.OVERLAY_CREATED constant defines the value of the type property of the event object for a overlayCreated event.
ChildExistenceChangedEvent
Property Detail
relatedObjectproperty
public var relatedObject:DisplayObject

Language Version : ActionScript 3.0
Product Version : Flex 3
Runtime Versions : Flash Player 9, AIR 1.1

Reference to the child object that was created or destroyed.

Constructor Detail
ChildExistenceChangedEvent()Constructor
public function ChildExistenceChangedEvent(type:String, bubbles:Boolean = false, cancelable:Boolean = false, relatedObject:DisplayObject = null)

Language Version : ActionScript 3.0
Product Version : Flex 3
Runtime Versions : Flash Player 9, AIR 1.1

Constructor.

Parameters
type: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.
 
relatedObject:DisplayObject (default = null) — Reference to the child object that was created or destroyed.
Constant Detail
CHILD_ADDConstant
public static const CHILD_ADD:String = childAdd

Language Version : ActionScript 3.0
Product Version : Flex 3
Runtime Versions : Flash Player 9, AIR 1.1

The ChildExistenceChangedEvent.CHILD_ADD constant defines the value of the type property of the event object for a childAdd event.

The properties of the event object have the following values:

PropertyValue
bubblesfalse
cancelablefalse
currentTargetThe 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.
relatedObjectContains a reference to the child object that was created.
targetThe 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.

CHILD_REMOVEConstant 
public static const CHILD_REMOVE:String = childRemove

Language Version : ActionScript 3.0
Product Version : Flex 3
Runtime Versions : Flash Player 9, AIR 1.1

The ChildExistenceChangedEvent.CHILD_REMOVE constant defines the value of the type property of the event object for a childRemove event.

The properties of the event object have the following values:

PropertyValue
bubblesfalse
cancelablefalse
currentTargetThe 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.
relatedObjectContains a reference to the child object that is about to be removed.
targetThe 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.

OVERLAY_CREATEDConstant 
public static const OVERLAY_CREATED:String = overlayCreated

Language Version : ActionScript 3.0
Product Version : Flex 3
Runtime Versions : Flash Player 9, AIR 1.1

The ChildExistenceChangedEvent.OVERLAY_CREATED constant defines the value of the type property of the event object for a overlayCreated event.

The properties of the event object have the following values:

PropertyValue
bubblesfalse
cancelablefalse
currentTargetThe 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.
relatedObjectContains a reference to the child object whose overlay was created.
targetThe 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.