com.adobe.solutions.exm.runtime

# ExpressionValueChangeEvent - AS3 Expression Manager

Package | com.adobe.solutions.exm.runtime
Class | public class ExpressionValueChangeEvent
Inheritance | ExpressionValueChangeEvent Event Object

Language Version: | ActionScript 3.0

Product Version: | Expression Manager Building Block 10

Runtime Versions: | AIR (unsupported), Flash Player 10.2

Event dispatched by ComputedExpression instances whenever the result of evaluation of their underlying expressions changes (due to a variable change, etc.).

Public Properties
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| Property | Defined By
--- | --- | ---
|  | bubbles : Boolean [read-only] Indicates whether an event is a bubbling event. | Event
|  | cancelable : Boolean [read-only] Indicates whether the behavior associated with the event can be prevented. | Event
|  | constructor : Object A reference to the class object or constructor function for a given object instance. | Object
|  | currentTarget : Object [read-only] The object that is actively processing the Event object with an event listener. | Event
|  | eventPhase : uint [read-only] The current phase in the event flow. | Event
|  | EXPRESSION_VALUE_CHANGE : String = "expressionValueChange" [static] Constant representing the type of this event. | ExpressionValueChangeEvent
|  | source : IComputedExpression [read-only] Returns the ComputedExpression instance whose value changed. | ExpressionValueChangeEvent
|  | target : Object [read-only] The event target. | Event
|  | type : String [read-only] The type of event. | Event

Public Methods
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| Method | Defined By
--- | --- | ---
|  | ExpressionValueChangeEvent(source:IComputedExpression, bubbles:Boolean = false, cancelable:Boolean = false) Creates a new ExpressionValueChangeEvent instance. | ExpressionValueChangeEvent
|  | clone():Event Duplicates an instance of an Event subclass. | Event
|  | formatToString(className:String, ... arguments):String A utility function for implementing the toString() method in custom ActionScript 3.0 Event classes. | Event
|  | hasOwnProperty(name:String):Boolean Indicates whether an object has a specified property defined. | Object
|  | isDefaultPrevented():Boolean Checks whether the preventDefault() method has been called on the event. | Event
|  | isPrototypeOf(theClass:Object):Boolean Indicates whether an instance of the Object class is in the prototype chain of the object specified as the parameter. | Object
|  | preventDefault():void Cancels an event's default behavior if that behavior can be canceled. | Event
|  | propertyIsEnumerable(name:String):Boolean Indicates whether the specified property exists and is enumerable. | Object
|  | setPropertyIsEnumerable(name:String, isEnum:Boolean = true):void Sets the availability of a dynamic property for loop operations. | Object
|  | stopImmediatePropagation():void Prevents processing of any event listeners in the current node and any subsequent nodes in the event flow. | Event
|  | stopPropagation():void Prevents processing of any event listeners in nodes subsequent to the current node in the event flow. | Event
|  | toLocaleString():String Returns the string representation of this object, formatted according to locale-specific conventions. | Object
|  | toString():String Returns a string containing all the properties of the Event object. | Event
|  | valueOf():Object Returns the primitive value of the specified object. | Object

Public Constants
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| Constant | Defined By
--- | --- | ---

Property Detail

### EXPRESSION_VALUE_CHANGE

property

`public static var EXPRESSION_VALUE_CHANGE:String = "expressionValueChange"`

Language Version: | ActionScript 3.0

Product Version: | Expression Manager Building Block 10

Runtime Versions: | AIR (unsupported), Flash Player 10.2

Constant representing the type of this event.

### source

property

`source:IComputedExpression` [read-only]

Language Version: | ActionScript 3.0

Product Version: | Expression Manager Building Block 10

Runtime Versions: | AIR (unsupported), Flash Player 10.2

Returns the ComputedExpression instance whose value changed.

Implementation
`public function get source():IComputedExpression`
Constructor Detail

### ExpressionValueChangeEvent

()
Constructor

`public function ExpressionValueChangeEvent(source:IComputedExpression, bubbles:Boolean = false, cancelable:Boolean = false)`

Language Version: | ActionScript 3.0

Product Version: | Expression Manager Building Block 10

Runtime Versions: | AIR (unsupported), Flash Player 10.2

Creates a new ExpressionValueChangeEvent instance.

Parameters

| `source:IComputedExpression` — The ComputedExpression instance whose value changed.
| `bubbles:Boolean` (default = `false`)`` — Whether this event bubbles up.
| `cancelable:Boolean` (default = `false`)`` — Whether this event is cancelable.

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Mon Apr 10 2017, 12:28 PM -07:00