ListBaseAccImpl

Package	spark.accessibility
Class	public class ListBaseAccImpl
Inheritance	ListBaseAccImpl AccImpl AccessibilityImplementation Object
Subclasses	ButtonBarBaseAccImpl, DataGridAccImpl, DropDownListBaseAccImpl, ListAccImpl

Language Version:

ActionScript 3.0

Product Version:

Flex 4

Runtime Versions:

Flash Player 10, AIR 1.5

ListBaseAccImpl is a superclass of the Spark ListAccImpl, DropDownListAccImpl, ComboBoxAccImpl, ButtonBarBaseAccImpl, and TabBarAccImpl.

Please see the documentation of these classes for more information about how the Spark components List, DropDownList, ComboBox, ButtonBar, and TabBar implement accessibility.

Related API Elements

spark.accessibility.ListAccImpl
spark.accessibility.DropDownListAccImpl
spark.accessibility.ComboBoxAccImpl
spark.accessibility.ButtonBarBaseAccImpl
spark.accessibility.TabBarAccImpl

Public Properties

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	Property		Defined By
		constructor : Object A reference to the class object or constructor function for a given object instance.	Object
		errno : uint Indicates an error code.	AccessibilityImplementation
		stub : Boolean Used to create a component accessibility stub.	AccessibilityImplementation

Protected Properties

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	Property		Defined By
		eventsToHandle : Array [read-only] All subclasses must override this function by returning an array of strings of the events to listen for.	AccImpl
		master : UIComponent A reference to the UIComponent instance that this AccImpl instance is making accessible.	AccImpl
		role : uint Accessibility role of the component being made accessible.	AccImpl

Public Methods

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	Method		Defined By
		ListBaseAccImpl(master:UIComponent) Constructor.	ListBaseAccImpl
		accDoDefaultAction(childID:uint):void An IAccessible method that performs the default action associated with the component that this AccessibilityImplementation represents or of one of its child elements.	AccessibilityImplementation
		accLocation(childID:uint):* MSAA method for returning a DisplayObject or Rectangle specifying the bounding box of a child element in the AccessibilityImplementation.	AccessibilityImplementation
		accSelect(operation:uint, childID:uint):void IAccessible method for altering the selection in the component that this AccessibilityImplementation represents.	AccessibilityImplementation
		enableAccessibility():void [static] Enables accessibility in the ListBase class.	ListBaseAccImpl
		get_accDefaultAction(childID:uint):String MSAA method for returning the default action of the component that this AccessibilityImplementation represents or of one of its child elements.	AccessibilityImplementation
		get_accFocus():uint MSAA method for returning the unsigned integer ID of the child element, if any, that has child focus within the component.	AccessibilityImplementation
		get_accName(childID:uint):String MSAA method for returning the name for the component that this AccessibilityImplementation represents or for one of its child elements.	AccessibilityImplementation
		get_accRole(childID:uint):uint MSAA method for returning the system role for the component that this AccessibilityImplementation represents or for one of its child elements.	AccessibilityImplementation
		get_accSelection():Array MSAA method for returning an array containing the IDs of all child elements that are selected.	AccessibilityImplementation
		get_accState(childID:uint):uint IAccessible method for returning the current runtime state of the component that this AccessibilityImplementation represents or of one of its child elements.	AccessibilityImplementation
		get_accValue(childID:uint):String MSAA method for returning the runtime value of the component that this AccessibilityImplementation represents or of one of its child elements.	AccessibilityImplementation
		get_selectionActiveIndex():*	AccessibilityImplementation
		get_selectionAnchorIndex():*	AccessibilityImplementation
		getChildIDArray():Array Returns an array containing the unsigned integer IDs of all child elements in the AccessibilityImplementation.	AccessibilityImplementation
		getFormName(component:UIComponent):String [static] Method for supporting Form Accessibility.	AccImpl
		hasOwnProperty(name:String):Boolean Indicates whether an object has a specified property defined.	Object
		isAncestorDisabled(component:UIComponent):Boolean [static] Returns true if an ancestor of the component has enabled set to false.	AccImpl
		isLabeledBy(labelBounds:Rectangle):Boolean Returns true or false to indicate whether a text object having a bounding box specified by a x, y, width, and height should be considered a label for the component that this AccessibilityImplementation represents.	AccessibilityImplementation
		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
		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
		toLocaleString():String Returns the string representation of this object, formatted according to locale-specific conventions.	Object
		toString():String Returns the string representation of the specified object.	Object
		valueOf():Object Returns the primitive value of the specified object.	Object

Protected Methods

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	Method		Defined By
		eventHandler(event:Event):void Generic event handler.	AccImpl
		getName(childID:uint):String Returns the name of the accessible component.	AccImpl
		getState(childID:uint):uint Utility method to determine state of the accessible component.	AccImpl

Constructor Detail

()

Constructor

public function ListBaseAccImpl(master:UIComponent)

Language Version:

ActionScript 3.0

Product Version:

Flex 4

Runtime Versions:

Flash Player 10, AIR 1.5

Constructor.

Parameters

master:UIComponent — The UIComponent instance that this AccImpl instance is making accessible.

Method Detail

enableAccessibility

()

method

public static function enableAccessibility():void

Language Version:

ActionScript 3.0

Product Version:

Flex 4

Runtime Versions:

Flash Player 10, AIR 1.5

Enables accessibility in the ListBase class.

This method is called by application startup code that is autogenerated by the MXML compiler. Afterwards, when instances of ListBase are initialized, their accessibilityImplementation property will be set to an instance of this class.

ListBaseAccImpl - AS3 Flex

Classes x

ListBaseAccImpl

enableAccessibility

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