ActionScript® 3.0 Reference for the Adobe® Flash® Platform
Home  |  Show Packages and Classes List |  Packages  |  Classes  |  What's New  |  Index  |  Appendixes
spark.components.supportClasses 

InteractionStateDetector  - AS3 Flex

Packagespark.components.supportClasses
Classpublic class InteractionStateDetector
InheritanceInteractionStateDetector Inheritance EventDispatcher Inheritance Object

Language Version: ActionScript 3.0
Product Version: Flex 4.5
Runtime Versions: Flash Player 10.1, AIR 2.5

A helper class for components to use to help them determine if they should be in the up, over, or down states.

As the state changes, if the transition should play, the playTransitions.

Related API Elements



Public Properties
 PropertyDefined By
 Inheritedconstructor : Object
A reference to the class object or constructor function for a given object instance.
Object
  state : String
[read-only] Returns the state of the component Possible values are: InteractionState.UP InteractionState.DOWN InteractionState.OVER
InteractionStateDetector
Public Methods
 MethodDefined By
  
Constructor
InteractionStateDetector
 Inherited
addEventListener(type:String, listener:Function, useCapture:Boolean = false, priority:int = 0, useWeakReference:Boolean = false):void
Registers an event listener object with an EventDispatcher object so that the listener receives notification of an event.
EventDispatcher
 Inherited
Dispatches an event into the event flow.
EventDispatcher
 Inherited
Checks whether the EventDispatcher object has any listeners registered for a specific type of event.
EventDispatcher
 Inherited
Indicates whether an object has a specified property defined.
Object
 Inherited
Indicates whether an instance of the Object class is in the prototype chain of the object specified as the parameter.
Object
 Inherited
Indicates whether the specified property exists and is enumerable.
Object
 Inherited
removeEventListener(type:String, listener:Function, useCapture:Boolean = false):void
Removes a listener from the EventDispatcher object.
EventDispatcher
 Inherited
Sets the availability of a dynamic property for loop operations.
Object
 Inherited
Returns the string representation of this object, formatted according to locale-specific conventions.
Object
 Inherited
Returns the string representation of the specified object.
Object
 Inherited
Returns the primitive value of the specified object.
Object
 Inherited
Checks whether an event listener is registered with this EventDispatcher object or any of its ancestors for the specified event type.
EventDispatcher
Events
 Event Summary Defined By
 Inherited[broadcast event] Dispatched when the Flash Player or AIR application gains operating system focus and becomes active.EventDispatcher
  Dispatched after the state has changed.InteractionStateDetector
 Inherited[broadcast event] Dispatched when the Flash Player or AIR application operating loses system focus and is becoming inactive.EventDispatcher
Property Detail

state

property
state:String  [read-only]

Language Version: ActionScript 3.0
Product Version: Flex 4.5
Runtime Versions: Flash Player 10.1, AIR 2.5

Returns the state of the component

Possible values are:

  • InteractionState.UP
  • InteractionState.DOWN
  • InteractionState.OVER

This property can be used as the source for data binding. When this property is modified, it dispatches the change event.



Implementation
    public function get state():String

Related API Elements

spark.components.supportClasses.InteractionState;
Constructor Detail

InteractionStateDetector

()Constructor
public function InteractionStateDetector(component:UIComponent)

Language Version: ActionScript 3.0
Product Version: Flex 4.5
Runtime Versions: Flash Player 10.1, AIR 2.5

Constructor

Parameters
component:UIComponent — The UIComponent to detect the up/over/down state on. The event listeners are attached to this object.
Event Detail

change

Event
Event Object Type: flash.events.Event
property Event.type = flash.events.Event.CHANGE

Language Version: ActionScript 3.0
Product Version: Flex 4.5
Runtime Versions: Flash Player 10.1, AIR 2.5

Dispatched after the state has changed.

The Event.CHANGE constant defines the value of the type property of a change event object.

This event has the following properties:

PropertyValue
bubblestrue
cancelablefalse; there is no default behavior to cancel.
currentTargetThe object that is actively processing the Event object with an event listener.
targetThe object that has had its value modified. The target is not always the object in the display list that registered the event listener. Use the currentTarget property to access the object in the display list that is currently processing the event.