Documentation for classes includes syntax, usage information, and code samples for methods, properties, and event handlers and listeners for those APIs that belong to a specific class in ActionScript (as opposed to global functions or properties). The classes are listed alphabetically. If you are not sure to which class a certain method or property belongs, you can look it up in the Index.

	Class	Package	Description
	AbstractConsumer	mx.messaging	The AbstractConsumer is the base class for both the Consumer and MultiTopicConsumer classes.
	AbstractEvent	mx.rpc.events	The base class for events that RPC services dispatch.
	AbstractInvoker	mx.rpc	An invoker is an object that actually executes a remote procedure call (RPC).
	AbstractMessage	mx.messaging.messages	Abstract base class for all messages.
	AbstractOperation	mx.rpc.http	An Operation used specifically by HTTPService or HTTPMultiService.
	AbstractOperation	mx.rpc	The AbstractOperation class represents an individual method on a service.
	AbstractProducer	mx.messaging	The AbstractProducer is the base class for the Producer and MultiTopicConsumer classes.
	AbstractService	mx.rpc	The AbstractService class is the base class for the HTTPMultiService, WebService, and RemoteObject classes.
	AbstractTarget	mx.logging	This class provides the basic functionality required by the logging framework for a target implementation.
	AbstractWebService	mx.rpc.soap	AbstractWebService is an abstract base class for implementations that provide RPC access to SOAP-based web services.
	Accessibility	flash.accessibility	The Accessibility class manages communication with screen readers.
	AccessibilityImplementation	flash.accessibility	The AccessibilityImplementation class is the base class in Flash Player that allows for the implementation of accessibility in components.
	AccessibilityProperties	flash.accessibility	The AccessibilityProperties class lets you control the presentation of Flash objects to accessibility aids, such as screen readers.
	Accordion	mx.containers	An Accordion navigator container has a collection of child containers, but only one of them at a time is visible.
	AccordionAutomationImpl	mx.automation.delegates.containers	Defines the methods and properties required to perform instrumentation for the Accordion class.
	AccordionHeader	mx.containers.accordionClasses	The AccordionHeader class defines the appearance of the navigation buttons of an Accordion.
	AccordionHeaderSkin	mx.skins.halo	The skin for all the states of an AccordionHeader in an Accordion.
	AcknowledgeMessage	mx.messaging.messages	An AcknowledgeMessage acknowledges the receipt of a message that was sent previously.
	ActionEffectInstance	mx.effects.effectClasses	The ActionEffectInstance class is the superclass for all action effect instance classes.
	ActionScriptVersion	flash.display	The ActionScriptVersion class is an enumeration of constant values that indicate the language version of a loaded SWF file.
	ActivatorSkin	mx.skins.halo	Defines the up, down, and over states for MenuBarItem objects.
	ActivityEvent	flash.events	A Camera or Microphone object dispatches an ActivityEvent object whenever a camera or microphone reports that it has become active or inactive.
	AddChild	mx.states	The AddChild class adds a child display object, such as a component, to a container as part of a view state.
	AddChildAction	mx.effects	The AddChildAction class defines an action effect that corresponds to the AddChild property of a view state definition.
	AddChildActionInstance	mx.effects.effectClasses	The AddChildActionInstance class implements the instance class for the AddChildAction effect.
	AddItemAction	mx.effects	The AddItemAction class defines an action effect that determines when the item renderer appears in the control for an item being added to a list-based control, such as List or TileList, or for an item that replaces an existing item in the control.
	AddItemActionInstance	mx.effects.effectClasses	The AddItemActionInstance class implements the instance class for the AddItemAction effect.
	AdvancedDataGrid	mx.controls	The AdvancedDataGrid control expands on the functionality of the standard DataGrid control to add data visualization features to your Adobe Flex application.
	AdvancedDataGridAutomationImpl	mx.automation.delegates.advancedDataGrid	Defines methods and properties required to perform instrumentation for the AdvancedDataGrid control.
	AdvancedDataGridBase	mx.controls.advancedDataGridClasses	The AdvancedDataGridBase class is the base class for controls that display lists of items in multiple columns, such as the AdvancedDataGrid and OLAPDataGrid controls.
	AdvancedDataGridBaseEx	mx.controls	The AdvancedDataGridBaseEx class is a base class of the AdvancedDataGrid control.
	AdvancedDataGridBaseExAutomationImpl	mx.automation.delegates.advancedDataGrid	Defines methods and properties required to perform instrumentation for the AdvancedDataGrid control.
	AdvancedDataGridBaseSelectionData	mx.controls.advancedDataGridClasses	The AdvancedDataGridBaseSelectionData class defines a data structure used by the advanced data grid classes to track selected cells in the AdvancedDataGrid control.
	AdvancedDataGridColumn	mx.controls.advancedDataGridClasses	The AdvancedDataGridColumn class describes a column in an AdvancedDataGrid control.
	AdvancedDataGridColumnGroup	mx.controls.advancedDataGridClasses	Use the AdvancedDataGridColumnGroup class to specify column groups for the AdvancedDataGrid control.
	AdvancedDataGridDragProxy	mx.controls.advancedDataGridClasses	The AdvancedDataGridDragProxy class defines the default drag proxy used when dragging data from an AdvancedDataGrid control.
	AdvancedDataGridEvent	mx.events	The AdvancedDataGridEvent class represents event objects that are specific to the AdvancedDataGrid control, such as the event that is dispatched when an editable grid item gets the focus.
	AdvancedDataGridEventReason	mx.events	The AdvancedDataGridEventReason class defines constants for the values of the reason property of a AdvancedDataGridEvent object when the type property is itemEditEnd.
	AdvancedDataGridGroupItemRenderer	mx.controls.advancedDataGridClasses	The AdvancedDataGridGroupItemRenderer class defines the default item renderer for the nodes of the navigation tree.
	AdvancedDataGridGroupItemRendererAutomationImpl	mx.automation.delegates.advancedDataGrid	Defines methods and properties required to perform instrumentation for the AdvancedDataGridGroupItemRenderer class.
	AdvancedDataGridHeaderHorizontalSeparator	mx.skins.halo	The skin for the separator between column headers in an AdvancedDataGrid control.
	AdvancedDataGridHeaderInfo	mx.controls.advancedDataGridClasses	The AdvancedDataGridHeaderInfo class contains information that describes the hierarchy of the columns of the AdvancedDataGrid control.
	AdvancedDataGridHeaderRenderer	mx.controls.advancedDataGridClasses	The AdvancedDataGridHeaderRenderer class defines the default header renderer for a AdvancedDataGrid control.
	AdvancedDataGridHeaderShiftEvent	mx.automation.events	The AdvancedDataGridHeaderShiftEvent class represents event objects that are dispatched when an AdvancedDataGrid control's header item is shifted.
	AdvancedDataGridItemRenderer	mx.controls.advancedDataGridClasses	The AdvancedDataGridItemRenderer class defines the default item renderer for a AdvancedDataGrid control.
	AdvancedDataGridItemRendererAutomationImpl	mx.automation.delegates.advancedDataGrid	Defines methods and properties required to perform instrumentation for the AdvancedDataGridItemRenderer class.
	AdvancedDataGridItemSelectEvent	mx.automation.events	The AdvancedDataGridItemSelectEvent class represents event objects that are dispatched when an item in a AdvancedDataGrid control header item is selected or deselected.
	AdvancedDataGridListData	mx.controls.advancedDataGridClasses	The AdvancedDataGridListData class defines the data type of the listData property implemented by drop-in item renderers or drop-in item editors for the AdvancedDataGrid control.
	AdvancedDataGridRendererDescription	mx.controls.advancedDataGridClasses	The AdvancedDataGridRendererDescription class contains information that describes an item renderer for the AdvancedDataGrid control.
	AdvancedDataGridRendererProvider	mx.controls.advancedDataGridClasses	An AdvancedDataGridRendererProvider instance defines the characteristics for a single item renderer used by the AdvancedDataGrid control.
	AdvancedDataGridSortItemRenderer	mx.controls.advancedDataGridClasses	The AdvancedDataGridSortItemRenderer class defines the item renderer for the sort icon and text field in the column header of the AdvancedDataGrid control.
	AdvancedListBase	mx.controls.listClasses	The AdvancedListBase class is the base class for controls, such as the AdvancedDataGrid and OLAPDataGrid controls, that represent lists of items that can have one or more selected items and can scroll through the items.
	AdvancedListBaseAutomationImpl	mx.automation.delegates.advancedDataGrid	Defines methods and properties required to perform instrumentation for the AdvancedListBase class.
	AIREvent	mx.events	The AIREvent class represents the event object passed to the event listener for several AIR-specific events dispatched by the Window and WindowedApplication components.
	Alert	mx.controls	The Alert control is a pop-up dialog box that can contain a message, a title, buttons (any combination of OK, Cancel, Yes, and No) and an icon.
	AlertAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the Alert control.
	AlertFormAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the AlertForm class.
	AMFChannel	mx.messaging.channels	The AMFChannel class provides the AMF support for messaging.
	AnimateProperty	mx.effects	The AnimateProperty effect animates a property or style of a component.
	AnimatePropertyInstance	mx.effects.effectClasses	The AnimatePropertyInstance class implements the instance class for the AnimateProperty effect.
	AntiAliasType	flash.text	The AntiAliasType class provides values for anti-aliasing in the flash.text.TextField class.
	Application	mx.core	Flex defines a default, or Application, container that lets you start adding content to your application without explicitly defining another container.
	ApplicationAutomationImpl	mx.automation.delegates.containers	Defines the methods and properties required to perform instrumentation for the Application class.
	ApplicationBackground	mx.skins.halo	The skin for application background gradient.
	ApplicationControlBar	mx.containers	The ApplicationControlBar container holds components that provide global navigation and application commands.
	ApplicationDomain	flash.system	The ApplicationDomain class is a container for discrete groups of class definitions.
	ApplicationTitleBarBackgroundSkin	mx.skins.halo	The skin for the TitleBar of a WindowedApplication or Window.
	ApplicationUpdater	air.update	The ApplicationUpdater class defines the basic functionality of the update framework for Adobe® AIR® applications, without providing any default user interface.
	ApplicationUpdaterUI	air.update	The ApplicationUpdaterUI class defines the basic functionality of the update framework for Adobe® AIR® applications, and it provides a default user interface.
	AreaChart	mx.charts	The AreaChart control represents data as an area bounded by a line connecting the values in the data.
	AreaRenderer	mx.charts.renderers	The default class used to render the area beneath the dataPoints of an AreaSeries object.
	AreaSeries	mx.charts.series	Defines a data series for an AreaChart control.
	AreaSeriesAutomationImpl	mx.automation.delegates.charts	Defines the methods and properties required to perform instrumentation for the AreaSeries class.
	AreaSeriesItem	mx.charts.series.items	Represents the information required to render an item as part of an AreaSeries.
	AreaSeriesRenderData	mx.charts.series.renderData	Represents all the information needed by the AreaSeries to render.
	AreaSet	mx.charts.series	A grouping set that can be used to stack AreaSeries objects in any chart.
	ArgumentError	Top Level	The ArgumentError class represents an error that occurs when the arguments supplied in a function do not match the arguments defined for that function.
	arguments	Top Level	An arguments object is used to store and access a function's arguments.
	Array	Top Level	The Array class lets you access and manipulate arrays.
	ArrayCollection	mx.collections	The ArrayCollection class is a wrapper class that exposes an Array as a collection that can be accessed and manipulated using the methods and properties of the ICollectionView or IList interfaces.
	ArrayUtil	mx.utils	The ArrayUtil utility class is an all-static class with methods for working with arrays within Flex.
	AsyncErrorEvent	flash.events	An object dispatches an AsyncErrorEvent when an exception is thrown from native asynchronous code, which could be from, for example, LocalConnection, NetConnection, SharedObject, or NetStream.
	AsyncMessage	mx.messaging.messages	AsyncMessage is the base class for all asynchronous messages.
	AsyncRequest	mx.rpc	The AsyncRequest class provides an abstraction of messaging for RPC call invocation.
	AsyncResponder	mx.rpc	This class provides an RPC specific implementation of mx.rpc.IResponder.
	AsyncToken	mx.rpc	This class provides a place to set additional or token-level data for asynchronous RPC operations.
	Attribute	mx.messaging.management	Client representation of a MBean attribute.
	AuthenticationMethod	flash.net.drm	The AuthenticationMethod class provides string constants enumerating the different types of authentication used by the authenticationMethod property of the DRMContentData class.
	Automation	mx.automation	The Automation class defines the entry point for the Flex Automation framework.
	AutomationDragEvent	mx.automation.events	The AutomationDragEvent class represents event objects that are dispatched as part of a drag-and-drop operation.
	AutomationDragEventWithPositionInfo	mx.automation.events	The AutomationDragEventWithPositionInfo class represents event objects that are dispatched as part of a drag-and-drop operation.
	AutomationError	mx.automation	The AutomationError class defines the error constants used by the Flex Automation mechanism.
	AutomationEvent	mx.automation.events	The AutomationEvent class represents event objects that are dispatched by the AutomationManager.
	AutomationID	mx.automation	The Flex automation framework uses the AutomationID class to build object identification that Agents can use.
	AutomationIDPart	mx.automation	The AutomationIDPart class represents a component instance to agents.
	AutomationRecordEvent	mx.automation.events	The AutomationRecordEvent class represents event objects that are dispatched by the AutomationManager.
	AutomationReplayEvent	mx.automation.events	The AutomationReplayEvent class represents event objects that are dispatched by the AutomationManager, and used by the functional testing classes and any other classes that must replay user interactions.
	AverageAggregator	mx.olap.aggregators	The AverageAggregator class implements the average aggregator.
	AVM1Movie	flash.display	AVM1Movie is a simple class that represents AVM1 movie clips, which use ActionScript 1.0 or 2.0.
	AxisBase	mx.charts.chartClasses	The AxisBase class serves as a base class for the various axis types supported in Flex.
	AxisLabel	mx.charts	An AxisLabel object represents a single label on the chart axis.
	AxisLabelSet	mx.charts.chartClasses	An AxisLabelSet represents the label and tick data generated by an implementation of IAxis.
	AxisRenderer	mx.charts	You use the AxisRenderer class to describe the horizontal and vertical axes of a chart.
	AxisRendererAutomationImpl	mx.automation.delegates.charts	Defines the methods and properties required to perform instrumentation for the AxisRenderer class.
	Back	mx.effects.easing	The Back class defines three easing functions to implement motion with Flex effect classes.
	BarChart	mx.charts	The BarChart control represents data as a series of horizontal bars whose length is determined by values in the data.
	BarSeries	mx.charts.series	Defines a data series for a BarChart control.
	BarSeriesAutomationImpl	mx.automation.delegates.charts	Defines the methods and properties required to perform instrumentation for the BarSeries class.
	BarSeriesItem	mx.charts.series.items	Represents the information required to render an item as part of a BarSeries.
	BarSeriesRenderData	mx.charts.series.renderData	Represents all the information needed by the BarSeries to render.
	BarSet	mx.charts.series	A grouping set that can be used to stack or cluster BarSeries objects in any chart.
	Base64Decoder	mx.utils	A utility class to decode a Base64 encoded String to a ByteArray.
	Base64Encoder	mx.utils	A utility class to encode a String or ByteArray as a Base64 encoded String.
	BaseListData	mx.controls.listClasses	The BaseListData class defines the data type of the listData property implemented by drop-in item renderers or drop-in item editors.
	BevelFilter	flash.filters	The BevelFilter class lets you add a bevel effect to display objects.
	BindingUtils	mx.binding.utils	The BindingUtils class defines utility methods for performing data binding from ActionScript.
	Bitmap	flash.display	The Bitmap class represents display objects that represent bitmap images.
	BitmapAsset	mx.core	BitmapAsset is a subclass of the flash.display.Bitmap class which represents bitmap images that you embed in a Flex application.
	BitmapData	flash.display	The BitmapData class lets you work with the data (pixels) of a Bitmap object bitmap image.
	BitmapDataChannel	flash.display	The BitmapDataChannel class is an enumeration of constant values that indicate which channel to use: red, blue, green, or alpha transparency.
	BitmapFill	mx.graphics	Defines a set of values used to fill an area on screen with a bitmap or other DisplayObject.
	BitmapFilter	flash.filters	The BitmapFilter class is the base class for all image filter effects.
	BitmapFilterQuality	flash.filters	The BitmapFilterQuality class contains values to set the rendering quality of a BitmapFilter object.
	BitmapFilterType	flash.filters	The BitmapFilterType class contains values to set the type of a BitmapFilter.
	BlendMode	flash.display	A class that provides constant values for visual blend mode effects.
	Blur	mx.effects	The Blur effect lets you apply a blur visual effect to a component.
	BlurFilter	flash.filters	The BlurFilter class lets you apply a blur visual effect to display objects.
	BlurInstance	mx.effects.effectClasses	The BlurInstance class implements the instance class for the Blur effect.
	Boolean	Top Level	A Boolean object is a data type that can have one of two values, either true or false, used for logical operations.
	Border	mx.skins	The Border class is an abstract base class for various classes that draw borders, either rectangular or non-rectangular, around UIComponents.
	Bounce	mx.effects.easing	The Bounce class defines three easing functions to implement bounce motion with Flex effect classes.
	BoundedValue	mx.charts.chartClasses	A bounded value is used to represent a datapoint that a chart element intends to render on screen.
	Box	mx.containers	A Box container lays out its children in a single vertical column or a single horizontal row.
	BoxAutomationImpl	mx.automation.delegates.containers	Defines the methods and properties required to perform instrumentation for the Box class.
	BoxDirection	mx.containers	The BoxDirection class specifies constant values for the direction property of the Box container.
	BoxDivider	mx.containers.dividedBoxClasses	The BoxDivider class represents the divider between children of a DividedBox container.
	BoxItemRenderer	mx.charts.renderers	A simple chart itemRenderer implementation that fills a rectangular area.
	BreakOpportunity	flash.text.engine	The BreakOpportunity class is an enumeration of constant values that you can use to set the breakOpportunity property of the ElementFormat class.
	BrokenImageBorderSkin	mx.skins.halo	The skin for the border of a SWFLoader or Image component when the content could not be loaded.
	BrowserChangeEvent	mx.events	The BrowserChangeEvent class represents event objects specific to the BrowserManager.
	BrowserInvokeEvent	flash.events	The NativeApplication object of an AIR application dispatches a browserInvoke event when the application is invoked as the result of a SWF file in the browser using the browser invocation feature.
	BrowserManager	mx.managers	The BrowserManager is a Singleton manager that acts as a proxy between the browser and the application.
	BubbleChart	mx.charts	The BubbleChart control represents data with three values for each data point.
	BubbleSeries	mx.charts.series	Defines a data series for a BubbleChart control.
	BubbleSeriesAutomationImpl	mx.automation.delegates.charts	Defines the methods and properties required to perform instrumentation for the BubbleSeries class.
	BubbleSeriesItem	mx.charts.series.items	Represents the information required to render an item as part of a BubbleSeries.
	BubbleSeriesRenderData	mx.charts.series.renderData	Represents all the information needed by the BubbleSeries to render.
	BusyCursor	mx.skins.halo	Defines the appearance of the cursor that appears while an operation is taking place.
	Button	mx.controls	The Button control is a commonly used rectangular button.
	ButtonAsset	mx.core	ButtonAsset is a subclass of the flash.display.SimpleButton class which represents button symbols that you embed in a Flex application from a SWF file produced by Flash.
	ButtonAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the Button control.
	ButtonBar	mx.controls	The ButtonBar control defines a horizontal or vertical group of logically related push buttons with a common look and navigation.
	ButtonBarAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the ButtonBar control.
	ButtonBarButtonSkin	mx.skins.halo	The skin for all the states of the ButtonBarButtons in a ButtonBar.
	ButtonLabelPlacement	mx.controls	The ButtonLabelPlacement class defines the constants for the allowed values of the labelPlacement property of a Button, CheckBox, LinkButton, or RadioButton control.
	ButtonSkin	mx.skins.halo	The skin for all the states of a Button.
	ByteArray	flash.utils	The ByteArray class provides methods and properties to optimize reading, writing, and working with binary data.
	ByteArrayAsset	mx.core	ByteArrayAsset is a subclass of the flash.utils.ByteArray class which represents an arbitrary sequence of byte data that you embed in a Flex application.
	CalendarLayoutChangeEvent	mx.events	The CalendarLayoutChangeEvent class represents the event object passed to the event listener for the change event for the DateChooser and DateField controls.
	CallResponder	mx.rpc	This component helps you manage the results for asynchronous calls made from RPC based services, typically from MXML components.
	Camera	flash.media	Use the Camera class to capture video from a camera attached to a computer running Flash Player.
	CandlestickChart	mx.charts	The CandlestickChart control represents financial data as a series of candlesticks representing the high, low, opening, and closing values of a data series.
	CandlestickItemRenderer	mx.charts.renderers	The default itemRenderer for a CandlestickSeries object.
	CandlestickSeries	mx.charts.series	Represents financial data as a series of candlesticks representing the high, low, opening, and closing values of a data series.
	Canvas	mx.containers	A Canvas layout container defines a rectangular region in which you place child containers and controls.
	CanvasAutomationImpl	mx.automation.delegates.containers	Defines the methods and properties required to perform instrumentation for the Canvas class.
	Capabilities	flash.system	The Capabilities class provides properties that describe the system and player that are hosting a SWF file.
	CapsStyle	flash.display	The CapsStyle class is an enumeration of constant values that specify the caps style to use in drawing lines.
	CartesianCanvasValue	mx.charts.chartClasses	Defines the position of objects on a data canvas.
	CartesianChart	mx.charts.chartClasses	The CartesianChart class is a base class for the common chart types.
	CartesianChartAutomationImpl	mx.automation.delegates.charts	Defines the methods and properties required to perform instrumentation for the CartesianChart base class.
	CartesianDataCanvas	mx.charts.chartClasses	This class lets you use add graphical elements such as lines, ellipses, and other shapes by using a graphics API.
	CartesianTransform	mx.charts.chartClasses	The CartesianTransform object represents a set of axes that maps data values to x/y Cartesian screen coordinates and vice versa.
	CategoryAxis	mx.charts	The CategoryAxis class lets charts represent data grouped by a set of discrete values along an axis.
	CFFHinting	flash.text.engine	The CFFHinting class defines values for cff hinting in the FontDescription class.
	ChangeWatcher	mx.binding.utils	The ChangeWatcher class defines utility methods that you can use with bindable Flex properties.
	Channel	mx.messaging	The Channel class is the base message channel class that all channels in the messaging system must extend.
	ChannelError	mx.messaging.errors	This is the base class for any channel related errors.
	ChannelEvent	mx.messaging.events	The ChannelEvent is used to propagate channel events within the messaging system.
	ChannelFaultEvent	mx.messaging.events	The ChannelFaultEvent class is used to propagate channel fault events within the messaging system.
	ChannelSet	mx.messaging	The ChannelSet is a set of Channels that are used to send messages to a target destination.
	ChartBase	mx.charts.chartClasses	The ChartBase class is the link between the Flex component architecture and the DualStyleObject architecture.
	ChartBaseAutomationImpl	mx.automation.delegates.charts	Defines the methods and properties required to perform instrumentation for the ChartBase base class.
	ChartElement	mx.charts.chartClasses	The ChartElement class is the base class for visual chart elements.
	ChartEvent	mx.charts.events	The ChartEvent class represents events that are specific to the chart control, such as when a chart is clicked.
	ChartItem	mx.charts	A ChartItem represents a single item in a ChartSeries.
	ChartItemDragProxy	mx.charts.chartClasses	The default drag proxy used when dragging items from a chart control.
	ChartItemEvent	mx.charts.events	The ChartItemEvent class represents events that are specific to the chart components, such as when a chart item is clicked.
	ChartLabel	mx.charts.chartClasses	Draws data labels on chart controls.
	ChartSelectionChangeEvent	mx.automation.events	The ListItemSelectEvent class represents event objects that are dispatched when an item in a list-based control such as a Menu, DataGrid, or Tree control is selected or deselected.
	ChartState	mx.charts.chartClasses	Describes the current state of a chart.
	CheckBox	mx.controls	The CheckBox control consists of an optional label and a small box that can contain a check mark or not.
	CheckBoxAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the CheckBox control.
	CheckBoxIcon	mx.skins.halo	The skin for all the states of the icon in a CheckBox.
	ChildExistenceChangedEvent	mx.events	Represents events that are dispatched when a the child of a control is created or destroyed.
	ChildItemPendingError	mx.collections.errors	This error is thrown when retrieving a child item from a collection view requires an asynchronous call.
	CircleItemRenderer	mx.charts.renderers	A simple chart itemRenderer implementation that fills an elliptical area.
	Circular	mx.effects.easing	The Circular class defines three easing functions to implement circular motion with Flex effect classes.
	Class	Top Level	A Class object is created for each class definition in a program.
	ClassFactory	mx.core	A ClassFactory instance is a "factory object" which Flex uses to generate instances of another class, each with identical properties.
	Clipboard	flash.desktop	The Clipboard class provides a container for transferring data and objects through the clipboard.
	ClipboardFormats	flash.desktop	The ClipboardFormats class defines constants for the names of the standard data formats used with the Clipboard class.
	ClipboardTransferMode	flash.desktop	The ClipboardTransferMode class defines constants for the modes used as values of the transferMode parameter of the Clipboard.getData() method.
	CloseEvent	mx.events	The CloseEvent class represents event objects specific to popup windows, such as the Alert control.
	CollectionEvent	mx.events	The mx.events.CollectionEvent class represents an event that is dispatched when the associated collection changes.
	CollectionEventKind	mx.events	The CollectionEventKind class contains constants for the valid values of the mx.events.CollectionEvent class kind property.
	CollectionViewError	mx.collections.errors	The CollectionViewError class represents general errors within a collection that are not related to specific activities such as Cursor seeking.
	ColorCorrection	flash.display	The ColorCorrection class provides values for the flash.display.Stage.colorCorrection property.
	ColorCorrectionSupport	flash.display	The ColorCorrectionSupport class provides values for the flash.display.Stage.colorCorrectionSupport property.
	ColorMatrixFilter	flash.filters	The ColorMatrixFilter class lets you apply a 4 x 5 matrix transformation on the RGBA color and alpha values of every pixel in the input image to produce a result with a new set of RGBA color and alpha values.
	ColorPicker	mx.controls	The ColorPicker control provides a way for a user to choose a color from a swatch list.
	ColorPickerAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the ColorPicker control.
	ColorPickerEvent	mx.events	Represents events that are specific to the ColorPicker control, such as when the user rolls the mouse over or out of a swatch in the swatch panel.
	ColorPickerSkin	mx.skins.halo	The skin for all the states of a ColorPicker.
	ColorTransform	flash.geom	The ColorTransform class lets you adjust the color values in a display object.
	ColorUtil	mx.utils	The ColorUtil class is an all-static class with methods for working with RGB colors within Flex.
	ColumnChart	mx.charts	The ColumnChart control represents data as a series of vertical columns whose height is determined by values in the data.
	ColumnSeries	mx.charts.series	Defines a data series for a ColumnChart control.
	ColumnSeriesAutomationImpl	mx.automation.delegates.charts	Defines the methods and properties required to perform instrumentation for the ColumnSeries class.
	ColumnSeriesItem	mx.charts.series.items	Represents the information required to render an item as part of a ColumnSeries.
	ColumnSeriesRenderData	mx.charts.series.renderData	Represents all the information needed by the ColumnSeries to render.
	ColumnSet	mx.charts.series	ColumnSet is a grouping set that can be used to stack or cluster column series in any arbitrary chart.
	ComboBase	mx.controls	The ComboBase class is the base class for controls that display text in a text field and have a button that causes a drop-down list to appear where the user can choose which text to display.
	ComboBaseAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the ComboBase class.
	ComboBox	mx.controls	The ComboBox control contains a drop-down list from which the user can select a single value.
	ComboBoxArrowSkin	mx.skins.halo	The skin for all the states of the button in a ComboBox.
	ComboBoxAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the ComboBox control.
	CommandMessage	mx.messaging.messages	The CommandMessage class provides a mechanism for sending commands to the server infrastructure, such as commands related to publish/subscribe messaging scenarios, ping operations, and cluster operations.
	ComponentDescriptor	mx.core	ComponentDescriptor is the base class for the UIComponentDescriptor class, which encapsulates the information that you specified in an MXML tag for an instance of a visual component.
	CompositeEffect	mx.effects	The CompositeEffect class is the parent class for the Parallel and Sequence classes, which define the and MXML tags.
	CompositeEffectInstance	mx.effects.effectClasses	The CompositeEffectInstance class implements the instance class for the CompositeEffect class.
	CompressionAlgorithm	flash.utils	The CompressionAlgorithm class defines string constants for the names of compress and uncompress options.
	Concurrency	mx.rpc.mxml	Concurrency is set via MXML based access to RPC services to indicate how to handle multiple calls to the same service.
	ConfigMap	mx.messaging.config	The ConfigMap class provides a mechanism to store the properties returned by the server with the ordering of the properties maintained.
	ConstraintColumn	mx.containers.utilityClasses	The ConstraintColumn class partitions an absolutely positioned container in the vertical plane.
	ConstraintRow	mx.containers.utilityClasses	ConstraintRow class partitions an absolutely positioned container in the horizontal plane.
	Consumer	mx.messaging	A Consumer subscribes to a destination to receive messages.
	Container	mx.core	The Container class is an abstract base class for components that controls the layout characteristics of child components.
	ContainerAutomationImpl	mx.automation.delegates.core	Defines the methods and properties required to perform instrumentation for the Container class.
	ContainerCreationPolicy	mx.core	The ContainerCreationPolicy class defines the constant values for the creationPolicy property of the Container class.
	ContainerLayout	mx.core	The ContainerLayout class defines the constant values for the layout property of container classes.
	ContainerMovieClip	mx.flash	Container components created in Adobe Flash CS3 Professional for use in Flex are subclasses of the mx.flash.ContainerMovieClip class.
	ContainerMovieClipAutomationImpl	mx.automation.delegates.flashflexkit	Defines methods and properties required to perform instrumentation for the ContainerMovieClip control.
	ContentElement	flash.text.engine	The ContentElement class serves as a base class for the element types that can appear in a GroupElement, namely a GraphicElement, another GroupElement, or a TextElement.
	ContextMenu	flash.ui	The ContextMenu class provides control over the items displayed in context menus.
	ContextMenuBuiltInItems	flash.ui	The ContextMenuBuiltInItems class describes the items that are built in to a context menu.
	ContextMenuClipboardItems	flash.ui	The ContextMenuClipboardItems class lets you enable or disable the commands in the clipboard context menu.
	ContextMenuEvent	flash.events	An InteractiveObject dispatches a ContextMenuEvent object when the user opens or interacts with the context menu.
	ContextMenuItem	flash.ui	The ContextMenuItem class represents an item in the context menu.
	ContextualClassFactory	mx.core	A class factory that provides a system manager as a context of where the class should be created.
	ControlBar	mx.containers	The ControlBar container lets you place controls at the bottom of a Panel or TitleWindow container.
	ConvolutionFilter	flash.filters	The ConvolutionFilter class applies a matrix convolution filter effect.
	CountAggregator	mx.olap.aggregators	The CountAggregator class implements the count aggregator.
	CreditCardValidator	mx.validators	The CreditCardValidator class validates that a credit card number is the correct length, has the correct prefix, and passes the Luhn mod10 algorithm for the specified card type.
	CreditCardValidatorCardType	mx.validators	The CreditCardValidatorCardType class defines value constants for specifying the type of credit card to validate.
	CrossItemRenderer	mx.charts.renderers	A simple chart itemRenderer implementation that fills a cross in its assigned area.
	CSMSettings	flash.text	The CSMSettings class contains properties for use with the TextRenderer.setAdvancedAntiAliasingTable() method to provide continuous stroke modulation (CSM).
	CSSStyleDeclaration	mx.styles	The CSSStyleDeclaration class represents a set of CSS style rules.
	CubeEvent	mx.events	Event class used by OLAPCube to indicate its status.
	Cubic	mx.effects.easing	The Cubic class defines three easing functions to implement motion with Flex effect classes.
	CuePointEvent	mx.events	The CuePointEvent class represents the event object passed to the event listener for cue point events dispatched by the VideoDisplay control.
	CuePointManager	mx.controls.videoClasses	The CuePointManager class lets you use ActionScript code to manage the cue points associated with the VideoDisplay control.
	CurrencyFormatter	mx.formatters	The CurrencyFormatter class formats a valid number as a currency value.
	CurrencyValidator	mx.validators	The CurrencyValidator class ensures that a String represents a valid currency expression.
	CurrencyValidatorAlignSymbol	mx.validators	The CurrencyValidatorAlignSymbol class defines value constants for specifying currency symbol alignment.
	CursorBookmark	mx.collections	Encapsulates the positional aspects of a cursor in an ICollectionView.
	CursorError	mx.collections.errors	This error is thrown by a collection Cursor.
	CursorManager	mx.managers	The CursorManager class controls a prioritized list of cursors, where the cursor with the highest priority is currently visible.
	CursorManagerPriority	mx.managers	The CursorManagerPriority class defines the constant values for the priority argument to the CursorManager.setCursor() method.
	DataDescription	mx.charts.chartClasses	The DataDescription structure is used by ChartElements to describe the characteristics of the data they represent to Axis objects that auto-generate values from the data represented in the chart.
	DataEvent	flash.events	An object dispatches a DataEvent object when raw data has completed loading.
	DataGrid	mx.controls	The DataGrid control is like a List except that it can show more than one column of data making it suited for showing objects with multiple properties.
	DataGridAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the DataGrid control.
	DataGridBase	mx.controls.dataGridClasses	The DataGridBase class is the base class for controls that display lists of items in multiple columns.
	DataGridColumn	mx.controls.dataGridClasses	The DataGridColumn class describes a column in a DataGrid control.
	DataGridColumnDropIndicator	mx.skins.halo	The skin for the column drop indicator in a DataGrid.
	DataGridColumnResizeSkin	mx.skins.halo	The skin for the column resizer in a DataGrid.
	DataGridDragProxy	mx.controls.dataGridClasses	The DataGridDragProxy class defines the default drag proxy used when dragging data from a DataGrid control.
	DataGridEvent	mx.events	The DataGridEvent class represents event objects that are specific to the DataGrid control, such as the event that is dispatched when an editable grid item gets the focus.
	DataGridEventReason	mx.events	The DataGridEventReason class defines constants for the values of the reason property of a DataGridEvent object when the type property is itemEditEnd.
	DataGridHeader	mx.controls.dataGridClasses	The DataGridHeader class defines the default header renderer for a DataGrid control.
	DataGridHeaderBackgroundSkin	mx.skins.halo	The skin for the background of the column headers in a DataGrid control.
	DataGridHeaderBase	mx.controls.dataGridClasses	The DataGridHeaderBase class defines the base class for the DataGridHeader class, the class that defines the item renderer for the DataGrid control.
	DataGridHeaderSeparator	mx.skins.halo	The skin for the separator between column headers in a DataGrid.
	DataGridItemRenderer	mx.controls.dataGridClasses	The DataGridItemRenderer class defines the default item renderer for a DataGrid control.
	DataGridItemRendererAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the DataGridItemRenderer class.
	DataGridListData	mx.controls.dataGridClasses	The DataGridListData class defines the data type of the listData property that is implemented by drop-in item renderers or drop-in item editors for the DataGrid control.
	DataGridLockedRowContentHolder	mx.controls.dataGridClasses	The DataGridLockedRowContentHolder class defines a container in a DataGrid control of all of the control's item renderers and item editors.
	DataGridSortArrow	mx.skins.halo	The skin for the sort arrow in a column header in a DataGrid.
	DataTip	mx.charts.chartClasses	The DataTip control provides information about a data point to chart users.
	DataTransform	mx.charts.chartClasses	The DataTransform object represents a portion of a chart that contains glyphs and can transform values to screen coordinates and vice versa.
	Date	Top Level	The Date class represents date and time information.
	DateBase	mx.formatters	The DateBase class contains the localized string information used by the mx.formatters.DateFormatter class and the parsing function that renders the pattern.
	DateChooser	mx.controls	The DateChooser control displays the name of a month, the year, and a grid of the days of the month, with columns labeled for the day of the week.
	DateChooserAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the DateChooser control.
	DateChooserEvent	mx.events	The DateChooserEvent class represents the event object passed to the event listener for the scroll event for the DateChooser and DateField controls.
	DateChooserEventDetail	mx.events	Constants that define the values of the detail property of a DateChooserEvent object.
	DateChooserIndicator	mx.skins.halo	The skins of the DateChooser's indicators for displaying today, rollover and selected dates.
	DateChooserMonthArrowSkin	mx.skins.halo	The skin for all the states of the next-month and previous-month buttons in a DateChooser.
	DateChooserYearArrowSkin	mx.skins.halo	The skin for all the states of the next-year and previous-year buttons in a DateChooser.
	DateField	mx.controls	The DateField control is a text field that shows the date with a calendar icon on its right side.
	DateFieldAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the DateField control.
	DateFormatter	mx.formatters	The DateFormatter class uses a format String to return a formatted date and time String from an input String or a Date object.
	DateRangeUtilities	mx.charts.chartClasses	A set of disabled date range utilities used by DateTimeAxis
	DateTimeAxis	mx.charts	The DateTimeAxis class maps time values evenly between a minimum and maximum value along a chart axis.
	DateValidator	mx.validators	The DateValidator class validates that a String, Date, or Object contains a proper date and matches a specified format.
	DefaultDataDescriptor	mx.controls.treeClasses	The DefaultDataDescriptor class provides a default implementation for accessing and manipulating data for use in controls such as Tree and Menu.
	DefaultDragImage	mx.skins.halo	The default drag proxy image for a drag and drop operation.
	DefaultListEffect	mx.effects	The DefaultListEffect class defines the default effect applied to the item renderers of a List control when the data in the data provider changes.
	DefaultTileListEffect	mx.effects	The DefaultTileListEffect class defines the default effect applied to the item renderers of a TileList control when the data in the data provider changes.
	DeferredInstanceFromClass	mx.core	A deferred instance factory that creates and returns an instance of a specified class.
	DeferredInstanceFromFunction	mx.core	A deferred instance factory that uses a generator function to create an instance of the required object.
	DefinitionError	Top Level	The DefinitionError class represents an error that occurs when user code attempts to define an identifier that is already defined.
	DeleteObjectSample	flash.sampler	The DeleteObjectSample class represents objects that are created within a getSamples() stream; each DeleteObjectSample object corresponds to a NewObjectSample object.
	DescribeTypeCache	mx.utils	DescribeTypeCache is a convenience class that is used to cache the return values of flash.utils.describeType() so that calls made subsequent times return faster.
	DescribeTypeCacheRecord	mx.utils	This class represents a single cache entry, this gets created as part of the describeType method call on the DescribeTypeCache class.
	DiamondItemRenderer	mx.charts.renderers	A simple chart itemRenderer implementation that fills a diamond in its assigned area.
	Dictionary	flash.utils	The Dictionary class lets you create a dynamic collection of properties, which uses strict equality (===) for key comparison.
	DigitCase	flash.text.engine	The DigitCase class is an enumeration of constant values used in setting the digitCase property of the ElementFormat class.
	DigitWidth	flash.text.engine	The DigitWidth class is an enumeration of constant values used in setting the digitWidth property of the ElementFormat class.
	DisplacementMapFilter	flash.filters	The DisplacementMapFilter class uses the pixel values from the specified BitmapData object (called the displacement map image) to perform a displacement of an object.
	DisplacementMapFilterMode	flash.filters	The DisplacementMapFilterMode class provides values for the mode property of the DisplacementMapFilter class.
	DisplayObject	flash.display	The DisplayObject class is the base class for all objects that can be placed on the display list.
	DisplayObjectContainer	flash.display	The DisplayObjectContainer class is the base class for all objects that can serve as display object containers on the display list.
	Dissolve	mx.effects	Animate the component from transparent to opaque, or from opaque to transparent.
	DissolveInstance	mx.effects.effectClasses	The DissolveInstance class implements the instance class for the Dissolve effect.
	DividedBox	mx.containers	A DividedBox container measures and lays out its children horizontally or vertically in exactly the same way as a Box container, but it inserts draggable dividers in the gaps between the children.
	DividedBoxAutomationImpl	mx.automation.delegates.containers	Defines the methods and properties required to perform instrumentation for the DividedBox class.
	DividerEvent	mx.events	Represents events that are dispatched when a divider has been pressed, dragged or released.
	DockIcon	flash.desktop	The DockIcon class represents the MacOS X®-style dock icon.
	DownloadErrorEvent	air.update.events	A DownloadErrorEvent object is dispatched by an ApplicationUpdater or ApplicationUpdaterUI object when an error happens while downloading the update file.
	DownloadProgressBar	mx.preloaders	The DownloadProgressBar class displays download progress.
	DragEvent	mx.events	The DragEvent class represents event objects that are dispatched as part of a drag-and-drop operation.
	DragManager	mx.managers	The DragManager class manages drag and drop operations, which let you move data from one place to another in a Flex application.
	DragManagerAutomationImpl	mx.automation.delegates	Defines the methods and properties required to perform instrumentation for the DragManager class.
	DragSource	mx.core	The DragSource class contains the data being dragged.
	DRMAuthenticateEvent	flash.events	A NetStream object dispatchs a DRMAuthenticateEvent object when attempting to play digital rights management (DRM) encrypted content that requires a user credential for authentication.
	DRMAuthenticationCompleteEvent	flash.events	The DRMManager dispatches a DRMAuthenticationCompleteEvent object when a call to the authenticate() method of the DRMManager object succeeds.
	DRMAuthenticationErrorEvent	flash.events	The DRMManager dispatches a DRMAuthenticationErrorEvent object when a call to the authenticate() method of the DRMManager object fails.
	DRMContentData	flash.net.drm	The DRMContentData class provides the information required to obtain the voucher necessary to view DRM-protected content.
	DRMErrorEvent	flash.events	AIR dispatches a DRMErrorEvent object when a NetStream object, trying to play a digital rights management (DRM) encrypted file, encounters a DRM-related error.
	DRMManager	flash.net.drm	The DRMManager manages the retrieval and storage of the vouchers needed to view DRM-protected content.
	DRMManagerError	flash.errors	The DRMManager dispatches a DRMManagerError event to report errors.
	DRMPlaybackTimeWindow	flash.net.drm	The DRMPlaybackWindow class represents the time period in which a DRM voucher is valid.
	DRMStatusEvent	flash.events	A NetStream object dispatches a DRMStatusEvent object when the content protected using digital rights management (DRM) begins playing successfully (when the voucher is verified, and when the user is authenticated and authorized to view the content).
	DRMVoucher	flash.net.drm	The DRMVoucher class represents a license token that allows a user to view DRM-protected content.
	DropdownEvent	mx.events	The DropdownEvent class represents the event object passed to the event listener for the open and close events.
	DropShadowFilter	flash.filters	The DropShadowFilter class lets you add a drop shadow to display objects.
	DualStyleObject	mx.charts.chartClasses	The DualStyleObject class serves as a base class for components that have a need to assign class selectors outside of the client developer's control.
	DynamicEvent	mx.events	This subclass of Event is dynamic, meaning that you can set arbitrary event properties on its instances at runtime.
	EastAsianJustifier	flash.text.engine	The EastAsianJustifier class has properties to control the justification options for text lines whose content is primarily East Asian text.
	EdgeMetrics	mx.core	The EdgeMetrics class specifies the thickness, in pixels, of the four edge regions around a visual component.
	Effect	mx.effects	The Effect class is an abstract base class that defines the basic functionality of all Flex effects.
	EffectEvent	mx.events	Represents event objects that are specific to Flex effects.
	EffectInstance	mx.effects	The EffectInstance class represents an instance of an effect playing on a target.
	EffectManager	mx.effects	The EffectManager class listens for events, such as the show and move events, dispatched by objects in a Flex application.
	EffectTargetFilter	mx.effects	The EffectTargetFilter class defines a custom filter that is executed by each transition effect on each target of the effect.
	Elastic	mx.effects.easing	The Elastc class defines three easing functions to implement motion with Flex effect classes, where the motion is defined by an exponentially decaying sine wave.
	ElementFormat	flash.text.engine	The ElementFormat class represents formatting information which can be applied to a ContentElement.
	EmailValidator	mx.validators	The EmailValidator class validates that a String has a single @ sign, a period in the domain name and that the top-level domain suffix has two, three, four, or six characters.
	EncryptedLocalStore	flash.data	The EncryptedLocalStore class provides methods for setting and getting objects in the encrypted local data store for an AIR application.
	Endian	flash.utils	The Endian class contains values that denote the byte order used to represent multibyte numbers.
	EOFError	flash.errors	An EOFError exception is thrown when you attempt to read past the end of the available data.
	Error	Top Level	The Error class contains information about an error that occurred in a script.
	ErrorEvent	flash.events	An object dispatches an ErrorEvent object when an error causes a network operation to fail.
	ErrorMessage	mx.messaging.messages	The ErrorMessage class is used to report errors within the messaging system.
	EvalError	Top Level	The EvalError class represents an error that occurs when user code calls the eval() function or attempts to use the new operator with the Function object.
	Event	flash.events	The Event class is used as the base class for the creation of Event objects, which are passed as parameters to event listeners when an event occurs.
	EventDispatcher	flash.events	The EventDispatcher class is the base class for all runtime classes that dispatch events.
	EventListenerRequest	mx.events	Request sent from one SystemManager to a SystemManager in another application through their bridge to add or remove a listener to a specified event on your behalf.
	EventPhase	flash.events	The EventPhase class provides values for the eventPhase property of the Event class.
	EventPriority	mx.core	The EventPriority class defines constant values for the priority argument of the addEventListener() method of EventDispatcher.
	Exponential	mx.effects.easing	The Exponential class defines three easing functions to implement motion with Flex effect classes, where the motion is defined by an exponentially decaying sine wave.
	ExternalInterface	flash.external	The ExternalInterface class is the External API, an application programming interface that enables straightforward communication between ActionScript and the Flash Player container– for example, an HTML page with JavaScript.
	Fade	mx.effects	The Fade effect animates the alpha property of a component, either from transparent to opaque, or from opaque to transparent.
	FadeInstance	mx.effects.effectClasses	The FadeInstance class implements the instance class for the Fade effect.
	Fault	mx.rpc	The Fault class represents a fault in a remote procedure call (RPC) service invocation.
	FaultEvent	mx.rpc.events	This event is dispatched when an RPC call has a fault.
	File	flash.filesystem	A File object represents a path to a file or directory.
	FileEvent	mx.events	The FileEvent class represents event objects that are specific to the FileSystemList, FileSystemDataGrid, FileSystemTree and FileSystemComboBox controls.
	FileFilter	flash.net	The FileFilter class is used to indicate what files on the user's system are shown in the file-browsing dialog box that is displayed when the FileReference.browse() method, the FileReferenceList.browse() method is called or a browse method of a File, FileReference, or FileReferenceList object is called.
	FileListEvent	flash.events	A File object dispatches a FileListEvent object when a call to the getDirectoryListingAsync() method of a File object successfully enumerates a set of files and directories or when a user selects files after a call to the browseForOpenMultiple() method.
	FileMode	flash.filesystem	The FileMode class defines string constants used in the fileMode parameter of the open() and openAsync() methods of the FileStream class.
	FileReference	flash.net	The FileReference class provides a means to upload and download files between a user's computer and a server.
	FileReferenceList	flash.net	The FileReferenceList class provides a means to let users select one or more files for uploading.
	FileStream	flash.filesystem	A FileStream object is used to read and write files.
	FileSystemComboBox	mx.controls	The FileSystemComboBox control defines a combo box control for navigating up the chain of ancestor directories from a specified directory in a file system.
	FileSystemDataGrid	mx.controls	The FileSystemDataGrid control lets you display the contents of a single file system directory in a data grid format.
	FileSystemEnumerationMode	mx.controls	The FileSystemEnumerationMode class defines the constant values for the enumerationMode property of the FileSystemList, FileSystemDataGrid, and FileSystemTree classes.
	FileSystemHistoryButton	mx.controls	The FileSystemHistoryButton control defines a single control with two buttons: a main button on the left and a secondary button on the right.
	FileSystemList	mx.controls	The FileSystemList control lets you display the contents of a single file system directory, in a list format.
	FileSystemSizeDisplayMode	mx.controls	The FileSystemSizeDisplayMode class defines the constant values for the sizeDisplayMode property of the FileSystemDataGrid class.
	FileSystemTree	mx.controls	The FileSystemTree control displays the contents of a file system directory as a tree.
	FlexBitmap	mx.core	FlexBitmap is a subclass of the Player's Bitmap class.
	FlexClient	mx.messaging	Singleton class that stores the global Id for this Player instance that is server assigned when the client makes its initial connection to the server.
	FlexContentHolder	mx.flash	The FlexContentHolder class is for internal use only.
	FlexContentHolderAutomationImpl	mx.automation.delegates.flashflexkit	Defines methods and properties required to perform instrumentation for the FlexContentHolder control.
	FlexEvent	mx.events	The FlexEvent class represents the event object passed to the event listener for many Flex events.
	FlexHTMLLoader	mx.core	FlexHTMLLoader is a subclass of the Player's HTMLLoader class used by the Flex HTML control.
	FlexMouseEvent	mx.events	The FlexMouseEvent class represents the event object passed to the event listener for Flex-specific mouse activity.
	FlexMovieClip	mx.core	FlexMovieClip is a subclass of the Player's MovieClip class.
	FlexNativeMenu	mx.controls	The FlexNativeMenu component provides a wrapper for AIR's NativeMenu class.
	FlexNativeMenuEvent	mx.events	The FlexNativeMenuEvent class represents events that are associated with menu activities in FlexNativeMenu.
	FlexNativeWindowBoundsEvent	mx.events	The FlexNativeWindowBoundsEvent is dispatched when the size or location changes for the NativeWindow that underlies a Window or WindowedApplication component.
	FlexPrintJob	mx.printing	The FlexPrintJob class is a wrapper for the flash.printing.PrintJob class.
	FlexPrintJobScaleType	mx.printing	Values for the scaleType property of the FlexPrintJob.addObject() method parameter.
	FlexShape	mx.core	FlexShape is a subclass of the Player's Shape class.
	FlexSimpleButton	mx.core	FlexSimpleButton is a subclass of the Player's SimpleButton class.
	FlexSprite	mx.core	FlexSprite is a subclass of the Player's Sprite class and the superclass of UIComponent.
	FlexTextField	mx.core	FlexTextField is a subclass of the Player's TextField class and the superclass of UITextField.
	FlexVersion	mx.core	This class controls the backward-compatibility of the framework.
	FocusDirection	flash.display	The FocusDirection class enumerates values to be used for the direction parameter of the assignFocus() method of a Stage object and for the direction property of a FocusEvent object.
	FocusEvent	flash.events	An object dispatches a FocusEvent object when the user changes the focus from one object in the display list to another.
	FocusManager	mx.managers	The FocusManager class manages the focus on components in response to mouse activity or keyboard activity (Tab key).
	FocusRequestDirection	mx.events	The FocusDirection class defines the constant values for the direction focus may be moved in.
	Font	flash.text	The Font class is used to manage embedded fonts in SWF files.
	FontAsset	mx.core	FontAsset is a subclass of the flash.text.Font class which represents fonts that you embed in a Flex application.
	FontDescription	flash.text.engine	The FontDescription class represents properties necessary to describe a font.
	FontLookup	flash.text.engine	The FontLookup class is an enumeration of constant values used with FontDescription.fontLookup.
	FontMetrics	flash.text.engine	The FontMetrics class contains measurement and offset information about a font.
	FontPosture	flash.text.engine	The FontPosture class is an enumeration of constant values used with FontDescription.fontPosture.
	FontStyle	flash.text	The FontStyle class provides values for the TextRenderer class.
	FontType	flash.text	The FontType class contains the enumerated constants "embedded" and "device" for the fontType property of the Font class.
	FontWeight	flash.text.engine	The FontWeight class is an enumeration of constant values used with FontDescription.fontWeight.
	Form	mx.containers	The Form container lets you control the layout of a form, mark form fields as required or optional, handle error messages, and bind your form data to the Flex data model to perform data checking and validation.
	Formatter	mx.formatters	The Formatter class is the base class for all data formatters.
	FormAutomationImpl	mx.automation.delegates.containers	Defines the methods and properties required to perform instrumentation for the Form class.
	FormHeading	mx.containers	The FormHeading container is used to display a heading for a group of controls inside a Form container.
	FormItem	mx.containers	The FormItem container defines a label and one or more children arranged horizontally or vertically.
	FormItemAutomationImpl	mx.automation.delegates.containers	Defines the methods and properties required to perform instrumentation for the FormItem class.
	FormItemDirection	mx.containers	The FormItemDirection class defines the constant values for the direction property of the FormItem class.
	FormItemLabel	mx.controls	The FormItem container uses a FormItemLabel object to display the label portion of the FormItem container.
	FrameLabel	flash.display	The FrameLabel object contains properties that specify a frame number and the corresponding label name.
	FullScreenEvent	flash.events	The Stage object dispatches a FullScreenEvent object whenever the Stage enters or leaves full-screen display mode.
	Function	Top Level	A function is the basic unit of code that can be invoked in ActionScript.
	Glow	mx.effects	The Glow effect lets you apply a visual glow effect to a component.
	GlowFilter	flash.filters	The GlowFilter class lets you apply a glow effect to display objects.
	GlowInstance	mx.effects.effectClasses	The GlowInstance class implements the instance class for the Glow effect.
	GradientBase	mx.graphics	The GradientBase class is the base class for LinearGradient, LinearGradientStroke, and RadialGradient.
	GradientBevelFilter	flash.filters	The GradientBevelFilter class lets you apply a gradient bevel effect to display objects.
	GradientEntry	mx.graphics	The GradientEntry class defines the objects that control a transition as part of a gradient fill.
	GradientGlowFilter	flash.filters	The GradientGlowFilter class lets you apply a gradient glow effect to display objects.
	GradientType	flash.display	The GradientType class provides values for the type parameter in the beginGradientFill() and lineGradientStyle() methods of the flash.display.Graphics class.
	GraphicElement	flash.text.engine	The GraphicElement class represents a graphic element in a TextBlock or GroupElement object.
	Graphics	flash.display	The Graphics class contains a set of methods that you can use to create a vector shape.
	GraphicsBitmapFill	flash.display	Defines a bitmap fill.
	GraphicsEndFill	flash.display	Indicates the end of a graphics fill.
	GraphicsGradientFill	flash.display	Defines a gradient fill.
	GraphicsPath	flash.display	A collection of drawing commands and the coordinate parameters for those commands.
	GraphicsPathCommand	flash.display	Defines the values to use for specifying path-drawing commands.
	GraphicsPathWinding	flash.display	The GraphicsPathWinding class provides values for the flash.display.GraphicsPath.winding property and the flash.display.Graphics.drawPath() method to determine the direction to draw a path.
	GraphicsShaderFill	flash.display	Defines a shader fill.
	GraphicsSolidFill	flash.display	Defines a solid fill.
	GraphicsStroke	flash.display	Defines a line style or stroke.
	GraphicsTrianglePath	flash.display	Defines an ordered set of triangles that can be rendered using either (u,v) fill coordinates or a normal fill.
	GraphicsUtil	mx.utils	The Graphics class is an all-static class with utility methods related to the Graphics class.
	Grid	mx.containers	A Grid container lets you arrange children as rows and columns of cells, similar to an HTML table.
	GridFitType	flash.text	The GridFitType class defines values for grid fitting in the TextField class.
	GridItem	mx.containers	The GridItem container defines a grid cell in GridRow container.
	GridLines	mx.charts	The GridLines class draws grid lines inside the data area of the chart.
	GridRow	mx.containers	The GridRow container defines a row in a Grid container, and contains GridCell containers.
	GroupElement	flash.text.engine	A GroupElement object groups a collection of TextElement, GraphicElement, or other GroupElement objects that you can assign as a whole to the content property of a TextBlock object.
	Grouping	mx.collections	The Grouping class defines the fields in the data provider of the AdvancedDataGrid control used to group data.
	GroupingCollection	mx.collections	The GroupingCollection class lets you create grouped data from flat data for display in the AdvancedDataGrid control.
	GroupingField	mx.collections	The GroupingField class represents individual data fields that you use to group flat data for display by the AdvancedDataGrid control.
	HaloBorder	mx.skins.halo	Defines the appearance of the default border for the Halo theme.
	HaloColors	mx.skins.halo	Defines the colors used by components that support the Halo theme.
	HaloDefaults	mx.charts.styles	Initializes the core default styles for the charts classes.
	HaloFocusRect	mx.skins.halo	Defines the skin for the focus indicator.
	HBox	mx.containers	The HBox container lays out its children in a single horizontal row.
	HDividedBox	mx.containers	The HDividedBox container lays out its children horizontally in the same way as HBox container, but it inserts a draggable divider in the gap between each child.
	HeaderEvent	mx.rpc.events	The event that indicates an RPC operation, such as a WebService SOAP request, returned a header in the response.
	HierarchicalCollectionView	mx.collections	The HierarchicalCollectionView class provides a hierarchical view of a standard collection.
	HierarchicalCollectionViewCursor	mx.collections	The HierarchicalCollectionViewCursor class defines a cursor for a hierarchical view of a standard collection.
	HierarchicalData	mx.collections	Hierarchical data is data already in a structure of parent and child data items.
	HistoryManager	mx.managers	History management lets users navigate through a Flex application using the web browser's Back and Forward navigation commands.
	HitData	mx.charts	The HitData class represents information about the data item at a specific location on the screen.
	HLOCChart	mx.charts	The HLOCChart (High Low Open Close) control represents financial data as a series of elements representing the high, low, closing, and optionally opening values of a data series.
	HLOCItemRenderer	mx.charts.renderers	The default item renderer for an HLOCSeries object.
	HLOCSeries	mx.charts.series	Represents financial data as a series of elements representing the high, low, closing, and, optionally, opening values of a data series.
	HLOCSeriesBase	mx.charts.chartClasses	HLOCSeriesBase is the base class for the two financial series types, HLOCSeries and CandlestickSeries.
	HLOCSeriesBaseAutomationImpl	mx.automation.delegates.charts	Defines the methods and properties required to perform instrumentation for the CandlestickSeries and HLOCSeries classes.
	HLOCSeriesItem	mx.charts.series.items	Represents the information required to render an item as part of a HLOCSeries.
	HLOCSeriesRenderData	mx.charts.series.renderData	Represents all the information needed by the HLOCSeries and CandlestickSeries objects to render.
	HorizontalList	mx.controls	The HorizontalList control displays a horizontal list of items.
	HRule	mx.controls	The HRule control creates a single horizontal line.
	HScrollBar	mx.controls	The HScrollBar (horizontal ScrollBar) control lets you control the portion of data that is displayed when there is too much data to fit in a display area.
	HSlider	mx.controls	The HSlider control lets users select a value by moving a slider thumb between the end points of the slider track.
	HTML	mx.controls	The HTML control lets you display HTML content in your application.
	HTMLHistoryItem	flash.html	An HTMLHistoryItem object describes a location in the navigation history of an HTMLLoader object.
	HTMLHost	flash.html	An HTMLHost object defines behaviors of an HTMLLoader object for user interface elements that can be controlled by setting various properties or by calling various methods of the window object of the HTML page.
	HTMLLoader	flash.html	The HTMLLoader class defines a type of display object that is a container for HTML content.
	HTMLPDFCapability	flash.html	The HTMLPDFCapability class contains possible values of the pdfCapability property of an HTMLLoader object.
	HTMLUncaughtScriptExceptionEvent	flash.events	An HTMLLoader object dispatches an HTMLUncaughtScriptExceptionEvent object whenever a JavaScript exception is thrown and not handled with a catch statement.
	HTMLWindowCreateOptions	flash.html	This class defines the options that can be specified when JavaScript running in an HTMLLoader object tries to create a new HTML window by calling the window.open() method.
	HTTPChannel	mx.messaging.channels	The HTTPChannel class provides the HTTP support for messaging.
	HTTPMultiService	mx.rpc.http	You use the tag to represent a collection of http operations.
	HTTPRequestMessage	mx.messaging.messages	HTTP requests are sent to the HTTP endpoint using this message type.
	HTTPService	mx.rpc.http.mxml	You use the tag to represent an HTTPService object in an MXML file.
	HTTPService	mx.rpc.http	You use the HTTPService class to represent an HTTPService object in ActionScript.
	HTTPStatusEvent	flash.events	The application dispatches HTTPStatusEvent objects when a network request returns an HTTP status code.
	IAbstractEffect	mx.effects	The IAbstractEffect interface is used to denote that a property or parameter must be of type Effect, but does not actually implement any of the APIs of the IEffect interface.
	IAdvancedDataGridRendererProvider	mx.controls.advancedDataGridClasses	The IAdvancedDataGridRendererProvider interface defines the interface implemented by the AdvancedDataGridRendererProvider class, which defines the item renderer for the AdvancedDataGrid control.
	IAutomationClass	mx.automation	The IAutomationClass interface defines the interface for a component class descriptor.
	IAutomationClass2	mx.automation	The IAutomationClass2 interface defines the interface for a component class descriptor.
	IAutomationEnvironment	mx.automation	The IAutomationEnvironment interface provides information about the objects and properties of automatable components needed for communicating with agents.
	IAutomationEventDescriptor	mx.automation	The IAutomationEventDescriptor interface defines the interface for an event descriptor.
	IAutomationManager	mx.automation	The IAutomationManager interface defines the interface expected from an AutomationManager object by the automation module.
	IAutomationManager2	mx.automation	The IAutomationManager interface defines the interface expected from an AutomationManager object by the automation module.
	IAutomationMethodDescriptor	mx.automation	The IAutomationMethodDescriptor interface defines the interface for a method descriptor.
	IAutomationMouseSimulator	mx.automation	The IAutomationMouseSimulator interface describes an object that simulates mouse movement so that components capturing the mouse use the simulated versions of the mouse cursor instead of the live Flash Player version.
	IAutomationObject	mx.automation	The IAutomationObject interface defines the interface for a delegate object that implements automation for a component.
	IAutomationObjectHelper	mx.automation	The IAutomationObjectHelper interface defines helper methods for IAutomationObjects.
	IAutomationPropertyDescriptor	mx.automation	The IAutomationPropertyDescriptor interface describes a property of a test object.
	IAutomationTabularData	mx.automation	The IAutomationTabularData interface is implemented by components which can provide their content information in a tabular form.
	IAxis	mx.charts.chartClasses	The IAxis class is an abstract interface for defining label, tick mark, and data positioning properties for a chart axis.
	IAxisRenderer	mx.charts.chartClasses	The IAxis class is an abstract interface for defining label, tick mark, and data positioning properties for a chart axis.
	IBar	mx.charts.chartClasses	The IBar interface is implemented by any any series that can be clustered vertically, such as a BarSeries.
	IBitmapDrawable	flash.display	The IBitmapDrawable interface is implemented by objects that can be passed as the source parameter of the draw() method of the BitmapData class.
	IBorder	mx.core	The IBorder interface defines the interface that all classes used for border skins should implement.
	IBrowserManager	mx.managers	The interface that the shared instance of the BrowserManager implements.
	IButton	mx.core	The IButton interface is a marker interface that indicates that a component acts as a button.
	IChartElement	mx.charts.chartClasses	IChartElement defines the base set of properties and methods required by a UIComponent to be representable in the data space of a chart.
	IChartElement2	mx.charts.chartClasses	IChartElement2 defines the base set of properties and methods required by a UIComponent to be representable in the data space of a chart.
	IChildList	mx.core	The IChildList interface defines the properties and methods for accessing and manipulating child lists, which are subsets of a DisplayObjectContainer's children.
	ICollectionView	mx.collections	An ICollectionView is a view onto a collection of data.
	IColumn	mx.charts.chartClasses	ChartElements that can be clustered along the vertical axis should implement this interface.
	Icon	flash.desktop	The Icon class represents an operating system icon.
	IConstraintClient	mx.core	The IConstraintClient interface defines the interface for components that support layout constraints.
	IConstraintLayout	mx.containers.utilityClasses	IConstraintLayout is a marker interface that indicates that a container supports ConstraintColumn class and ConstraintRow class within its layout.
	IContainer	mx.core	IContainer is a interface that indicates a component extends or mimics mx.core.Container
	ID3Info	flash.media	The ID3Info class contains properties that reflect ID3 metadata.
	IDataInput	flash.utils	The IDataInput interface provides a set of methods for reading binary data.
	IDataOutput	flash.utils	The IDataOutput interface provides a set of methods for writing binary data.
	IDataRenderer	mx.core	The IDataRenderer interface defines the interface for components that have a data property.
	IDeferredInstance	mx.core	The IDeferredInstance interface defines the Flex deferred instance factory interface.
	IDeferredInstantiationUIComponent	mx.core	The IDeferredInstantiationUIComponent interface defines the interface for a component or object that defers instantiation.
	IDropInListItemRenderer	mx.controls.listClasses	The interface for "drop-in" item renderers.
	IDynamicPropertyOutput	flash.net	This interface controls the serialization of dynamic properties of dynamic objects.
	IDynamicPropertyWriter	flash.net	This interface is used with the IDynamicPropertyOutput interface to control the serialization of dynamic properties of dynamic objects.
	IEffect	mx.effects	The IEffect interface defines the base interface of all Flex effects.
	IEffectInstance	mx.effects	The IEffectInstance interface represents an instance of an effect playing on a target.
	IEffectTargetHost	mx.effects	The IEffectTargetHost interface defines the interface that lets you access the target list-based control of a data effect.
	IEventDispatcher	flash.events	The IEventDispatcher interface defines methods for adding or removing event listeners, checks whether specific types of event listeners are registered, and dispatches events.
	IExternalizable	flash.utils	The IExternalizable interface provides control over serialization of a class as it is encoded into a data stream.
	IFactory	mx.core	The IFactory interface defines the interface that factory classes such as ClassFactory must implement.
	IFill	mx.graphics	Defines the interface that classes that perform a fill must implement.
	IFlexAsset	mx.core	IFlexAsset is a marker interface with the following meaning: if a class declares that it implements IFlexAsset, then that class represents an asset -- such as a bitmap, a font, or a sound -- that has been embedded in a Flex application.
	IFlexContextMenu	mx.controls	The IFlexContextMenu interface defines the interface for a Flex context menus.
	IFlexDisplayObject	mx.core	The IFlexDisplayObject interface defines the interface for skin elements.
	IFlexModule	mx.core	The IFlexModule interface is used as an optional contract with IFlexModuleFactory.
	IFlexModuleFactory	mx.core	The IFlexModuleFactory interface represents the contract expected for bootstrapping Flex applications and dynamically loaded modules.
	IFocusManager	mx.managers	The IFocusManager interface defines the interface that components must implement to manage the focus on components in response to mouse activity or keyboard activity (Tab key), and to support a default button.
	IFocusManagerComplexComponent	mx.managers	The IFocusManagerComplexComponent interface defines the interface that components that can have more than one internal focus target should implement in order to receive focus from the FocusManager.
	IFocusManagerComponent	mx.managers	The IFocusManagerComponent interface defines the interface that focusable components must implement in order to receive focus from the FocusManager.
	IFocusManagerContainer	mx.managers	The IFocusManagerContainer interface defines the interface that containers implement to host a FocusManager.
	IFocusManagerGroup	mx.managers	The IFocusManagerGroup interface defines the interface that any component must implement if it is grouped in sets, where only one member of the set can be selected at any given time.
	IFontContextComponent	mx.core	Allows a component to support a font context property.
	IGraphicsData	flash.display	This interface is used to define objects that can be used as parameters in the flash.display.Graphics methods, including fills, strokes, and paths.
	IGraphicsFill	flash.display	This interface is used to define objects that can be used as fill parameters in the flash.display.Graphics methods and drawing classes.
	IGraphicsPath	flash.display	This interface is used to define objects that can be used as path parameters in the flash.display.Graphics methods and drawing classes.
	IGraphicsStroke	flash.display	This interface is used to define objects that can be used as stroke parameters in the flash.display.Graphics methods and drawing classes.
	IGroupingCollection	mx.collections	The IGroupingCollection interface defines the interface required to create grouped data from flat data.
	IHierarchicalCollectionView	mx.collections	The IHierarchicalCollectionView interface defines an interface for hierarchical or grouped data.
	IHierarchicalCollectionViewCursor	mx.collections	The IHierarchicalCollectionViewCursor interface defines the interface for enumerating a hierarchical collection view bidirectionally.
	IHierarchicalData	mx.collections	The IHierarchicalData interface defines the interface used to represent hierarchical data as the data provider for a Flex component.
	IHistoryManagerClient	mx.managers	Interface that must be implemented by objects registered with the History Manager.
	IImageEncoder	mx.graphics.codec	The IImageEncoder interface defines the interface that image encoders implement to take BitmapData objects, or ByteArrays containing raw ARGB pixels, as input and convert them to popular image formats such as PNG or JPEG.
	IIMESupport	mx.core	The IIMESupport interface defines the interface for any component that supports IME (input method editor).
	IInvalidating	mx.core	The IInvalidating interface defines the interface for components that use invalidation to do delayed -- rather than immediate -- property commitment, measurement, drawing, and layout.
	ILayoutManager	mx.managers	The LayoutManager is the engine behind Flex's measurement and layout strategy.
	ILayoutManagerClient	mx.managers	The ILayoutManagerClient interface defines the interface that a component must implement to participate in the LayoutManager's commit/measurement/layout sequence.
	IList	mx.collections	A collection of items organized in an ordinal fashion.
	IListItemRenderer	mx.controls.listClasses	Item renderers and item editors for list components must implement the IListItemRenderer interface.
	IllegalOperationError	flash.errors	The IllegalOperationError exception is thrown when a method is not implemented or the implementation doesn't cover the current usage.
	ILogger	mx.logging	All loggers within the logging framework must implement this interface.
	ILoggingTarget	mx.logging	All logger target implementations within the logging framework must implement this interface.
	Image	mx.controls	The Image control lets you import JPEG, PNG, GIF, and SWF files at runtime.
	ImageSnapshot	mx.graphics	A helper class used to capture a snapshot of any Flash component that implements flash.display.IBitmapDrawable, including Flex UIComponents.
	IME	flash.system	The IME class lets you directly manipulate the operating system's input method editor (IME) in the Flash Player application that is running on a client computer.
	IMEConversionMode	flash.system	This class contains constants for use with the IME.conversionMode property.
	IMEEvent	flash.events	An IMEEvent object is dispatched when the user enters text using an input method editor (IME).
	IMenuBarItemRenderer	mx.controls.menuClasses	The IMenuBarItemRenderer interface defines the interface that an item renderer for the top-level menu bar of a MenuBar control must implement.
	IMenuDataDescriptor	mx.controls.menuClasses	The IMenuDataDescriptor interface defines the interface that a dataDescriptor for a Menu or MenuBar control must implement.
	IMenuItemRenderer	mx.controls.menuClasses	The IMenuItemRenderer interface defines the interface that a menu item renderer for a Menu control must implement.
	IMessage	mx.messaging.messages	This interface defines the contract for message objects.
	IModuleInfo	mx.modules	An interface that acts as a handle for a particular module.
	IMXMLObject	mx.core	The IMXMLObject interface defines the APIs that a non-visual component must implement in order to work properly with the MXML compiler.
	IMXMLSupport	mx.rpc.mxml	Implementing this interface means that an RPC service can be used in an MXML document by using MXML tags.
	IndexChangedEvent	mx.events	The IndexChangedEvent class represents events that are dispatched when an index changes.
	InstanceCache	mx.charts.chartClasses	InstanceCache is a utility that governs the task of creating and managing a set of n object instances, where n changes frequently.
	int	Top Level	The int class lets you work with the data type representing a 32-bit signed integer.
	InteractiveIcon	flash.desktop	The InteractiveIcon class is the base class for the operating system icons associated with applications.
	InteractiveObject	flash.display	The InteractiveObject class is the abstract base class for all display objects with which the user can interact, using the mouse and keyboard.
	InterDragManagerEvent	mx.events	An event sent between DragManagers that are in separate but trusted ApplicationDomains to handle the dispatching of DragEvents to the drag targets.
	InterManagerRequest	mx.events	This is an event that is sent between ApplicationDomains to notify trusted listeners about activity in a particular manager.
	InterpolationMethod	flash.display	The InterpolationMethod class provides values for the interpolationMethod parameter in the Graphics.beginGradientFill() and Graphics.lineGradientStyle() methods.
	InvalidateRequestData	mx.events	The InvalidateRequestData class defines constants for the values of the data property of a SWFBridgeRequest object when used with the SWFBridgeRequest.INVALIDATE_REQUEST request.
	InvalidCategoryError	mx.logging.errors	This error is thrown when a category specified for a logger contains invalid characters or is malformed.
	InvalidChannelError	mx.messaging.errors	This error is thrown when a Channel can't be accessed or is not valid for the current destination.
	InvalidDestinationError	mx.messaging.errors	This error is thrown when a destination can't be accessed or is not valid.
	InvalidFilterError	mx.logging.errors	This error is thrown when a filter specified for a target contains invalid characters or is malformed.
	InvalidSWFError	flash.errors	Flash Player throws this exception when it encounters a corrupted SWF file.
	InvokeEvent	flash.events	The NativeApplication object of an AIR application dispatches an invoke event when the application is invoked.
	InvokeEvent	mx.rpc.events	The event that indicates an RPC operation has been invoked.
	InvokeEventReason	flash.desktop	The InvokeEventReason class enumerates values returned by the reason property of an InvokeEvent object.
	IOError	flash.errors	The IOError exception is thrown when some type of input or output failure occurs.
	IOErrorEvent	flash.events	An IOErrorEvent object is dispatched when an error causes a send or load operation to fail.
	IOLAPAttribute	mx.olap	The IOLAPAttribute interface represents an attribute within a dimension of an OLAP schema.
	IOLAPAxisPosition	mx.olap	The IOLAPAxisPosition interface represents a position on an OLAP axis.
	IOLAPCell	mx.olap	The IOLAPCell interface represents a cell in an OLAPResult instance.
	IOLAPCube	mx.olap	The IOLAPCube interface represents an OLAP cube that holds an N-dimensional representation of a flat data set.
	IOLAPCustomAggregator	mx.olap	The IOLAPCustomAggregator interface defines the interface implemented by custom aggregator classes.
	IOLAPDimension	mx.olap	The IOLAPDimension interface represents a dimension in an IOLAPCube instance.
	IOLAPElement	mx.olap	The IOLAPElement interface defines a base interface that provides common properties for all OLAP elements.
	IOLAPHierarchy	mx.olap	The IOLAPHierarchy interface represents a user-defined hierarchy in a dimension of an OLAP schema.
	IOLAPLevel	mx.olap	The IOLAPLevel interface represents a level within the OLAP schema of an OLAP cube, where a hierarchy of a dimension contains one or more levels.
	IOLAPMember	mx.olap	The IOLAPMember interface represents a member of a level of an OLAP schema.
	IOLAPQuery	mx.olap	The IOLAPQuery interface represents an OLAP query that is executed on an IOLAPCube.
	IOLAPQueryAxis	mx.olap	The IOLAPQueryAxis interface represents an axis of an OLAP query.
	IOLAPResult	mx.olap	The IOLAPResult interface represents the result of a query on an OLAP cube.
	IOLAPResultAxis	mx.olap	The IOLAPResultAxis interface represents an axis of the result of an OLAP query.
	IOLAPSchema	mx.olap	The IOLAPSchema interface represents the OLAP schema.
	IOLAPSet	mx.olap	The IOLAPSet interface represents a set, which is used to configure the axis of an OLAP query.
	IOLAPTuple	mx.olap	The IOLAPTuple interface represents a tuple.
	IOverride	mx.states	The IOverride interface is used for view state overrides.
	IPreloaderDisplay	mx.preloaders	Defines the interface that a class must implement to be used as a download progress bar.
	IProgrammaticSkin	mx.core	The IProgrammaticSkin interface defines the interface that skin classes must implement if they use the name property skin interface.
	IPropertyChangeNotifier	mx.core	The IPropertyChangeNotifier interface defines a marker interface.
	IRawChildrenContainer	mx.core	The IRawChildrenContainer interface defines the APIs for containers that can return an IChildList that represents all their children.
	IRectangularBorder	mx.core	The IRectangularBorder interface defines the interface that all classes used for rectangular border skins should implement.
	IRepeater	mx.core	The IRepeater interface defines the APIs for Repeater public APIs of the Repeater object.
	IRepeaterClient	mx.core	The IRepeaterClient interface defines the APIs for components that can have multiple instances created by a Repeater.
	IResourceBundle	mx.resources	The IResourceBundle and IResourceManager interfaces work together to provide localization support for Flex applications.
	IResourceManager	mx.resources	The APIs of the IResourceManager interface provide localization support for Flex applications.
	IResponder	mx.rpc	This interface provides the contract for any service that needs to respond to remote or asynchronous calls.
	Iris	mx.effects	The Iris effect animates the effect target by expanding or contracting a rectangular mask centered on the target.
	IrisInstance	mx.effects.effectClasses	The IrisInstance class implements the instance class for the Iris effect.
	ISimpleStyleClient	mx.styles	This interface describes the properties and methods that an object must implement so that it can participate in the style subsystem.
	ISOAPDecoder	mx.rpc.soap	Decodes the SOAP response for a particular operation.
	ISOAPEncoder	mx.rpc.soap	An ISOAPEncoder is used to create SOAP 1.1 formatted requests for a web service operation.
	IStackable	mx.charts.chartClasses	The IStackable interface is implemented by any series that can be stacked.
	IStackable2	mx.charts.chartClasses	The IStackable2 interface is implemented by any series that can be stacked.
	IStateClient	mx.core	The IStateClient interface defines the interface that components must implement to support view states.
	IStroke	mx.graphics	Defines the interface that classes that define a line must implement.
	IStyleClient	mx.styles	This interface describes the properties and methods that an object must implement so that it can fully participate in the style subsystem.
	IStyleModule	mx.styles	Simple interface that defines an unload() method.
	ISWFBridgeGroup	mx.core	A sandbox bridge group is a group of bridges that represent applications that this application can communicate with.
	ISWFBridgeProvider	mx.core	An implementor of ISWFBridgeProvider provides a bridge to an application in a different security sandbox or to an application that was compiled with a different version of the Flex compiler and is running in a separate ApplicationDomain.
	ISWFLoader	mx.core	The ISWFLoader interface defines an API with special properties and method required when loading compatible applications and untrusted applications.
	ISystemManager	mx.managers	An ISystemManager manages an "application window".
	ItemClickEvent	mx.events	Represents events that are dispatched when a navigation item on a navigator bar, such as a ButtonBar, LinkBar, or TabBar control, has been clicked.
	ItemPendingError	mx.collections.errors	This error is thrown when retrieving an item from a collection view requires an asynchronous call.
	ItemResponder	mx.collections	The ItemResponder class provides a default implementation of the mx.rpc.IResponder interface.
	IToggleButton	mx.core	The IToggleButton interface is a marker interface that indicates that a component acts as a toggleable button.
	IToolTip	mx.core	The IToolTip interface defines the API that tooltip-like components must implement in order to work with the ToolTipManager.
	IToolTipManagerClient	mx.managers	Components that implement IToolTipManagerClient can have tooltips and must have a toolTip getter/setter.
	ITreeDataDescriptor	mx.controls.treeClasses	Interface providing methods for parsing and adding nodes to a collection of data that is displayed by a Tree control.
	ITreeDataDescriptor2	mx.controls.treeClasses	The ITreeDataDescriptor2 Interface defines methods for parsing and adding nodes to a collection of data that is displayed by a Tree control.
	IUIComponent	mx.core	The IUIComponent interface defines the basic set of APIs that you must implement to create a child of a Flex container or list.
	IUID	mx.core	The IUID interface defines the interface for objects that must have Unique Identifiers (UIDs) to uniquely identify the object.
	IUITextField	mx.core	The IUITextField interface defines the basic set of APIs for UITextField instances.
	IURIDereferencer	flash.security	IURIDereferencer defines an interface for objects that resolve URIs in an XML signature.
	IValidatorListener	mx.validators	The interface that components implement to support the Flex data validation mechanism.
	IViewCursor	mx.collections	Defines the interface for enumerating a collection view bi-directionally.
	IWindow	mx.core	The IWindow interface defines the API for components that serve as top-level containers in Flex-based AIR applications (containers that represent operating system windows).
	IXMLDecoder	mx.rpc.xml	Decodes an XML document to an ActionScript object graph based on XML Schema definitions.
	IXMLEncoder	mx.rpc.xml	Encodes an ActionScript object graph to XML based on an XML schema.
	IXMLSchemaInstance	mx.rpc.xml	An ActionScript type should implement this interface when it needs to instruct an XML Schema based encoder (such as the WebService SOAP client) which concrete type definition to use while encoding instances of the type.
	JointStyle	flash.display	The JointStyle class is an enumeration of constant values that specify the joint style to use in drawing lines.
	JPEGEncoder	mx.graphics.codec	The JPEGEncoder class converts raw bitmap images into encoded images using Joint Photographic Experts Group (JPEG) compression.
	JPEGLoaderContext	flash.system	The JPEGLoaderContext class includes a property for enabling a deblocking filter when loading a JPEG image.
	JustificationStyle	flash.text.engine	The JustificationStyle class is an enumeration of constant values for setting the justificationStyle property of the EastAsianJustifier class.
	Kerning	flash.text.engine	The Kerning class is an enumeration of constant values used with ElementFormat.kerning.
	Keyboard	flash.ui	The Keyboard class is used to build an interface that can be controlled by a user with a standard keyboard.
	KeyboardEvent	flash.events	A KeyboardEvent object id dispatched in response to user input through a keyboard.
	KeyLocation	flash.ui	The KeyLocation class contains constants that indicate the location of a key pressed on the keyboard.
	Label	mx.controls	The Label control displays a single line of noneditable text.
	LabelAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the Label control.
	LayoutContainer	mx.core	Flex defines a default, or Application, container that lets you start adding content to your module or Application without explicitly defining another container.
	LayoutManager	mx.managers	The LayoutManager is the engine behind Flex's measurement and layout strategy.
	Legend	mx.charts	The Legend control adds a legend to your charts, where the legend displays the label for each data series in the chart and a key showing the chart element for the series.
	LegendAutomationImpl	mx.automation.delegates.charts	Defines the methods and properties required to perform instrumentation for the Legend class.
	LegendData	mx.charts.chartClasses	The LegendData structure is used by charts to describe the items that should be displayed in an auto-generated legend.
	LegendItem	mx.charts	Controls the individual legend elements in a chart legend.
	LegendItemAutomationImpl	mx.automation.delegates.charts	Defines the methods and properties required to perform instrumentation for the LegendItem class.
	LegendMouseEvent	mx.charts.events	The LegendMouseEvent class represents event objects that are specific to the chart legend components.
	LigatureLevel	flash.text.engine	The LigatureLevel class is an enumeration of constant values used in setting the ligatureLevel property of the ElementFormat class.
	Linear	mx.effects.easing	The Linear class defines easing functions to implement linear motion with Flex effect classes.
	LinearAxis	mx.charts	The LinearAxis class maps numeric values evenly between a minimum and maximum value along a chart axis.
	LinearGradient	mx.graphics	The LinearGradient class lets you specify the fill of a graphical element, where a gradient specifies a gradual color transition in the fill color.
	LinearGradientStroke	mx.graphics	The LinearGradientStroke class lets you specify a gradient filled stroke.
	LineChart	mx.charts	The LineChart control represents a data series as points connected by a continuous line.
	LineFormattedTarget	mx.logging.targets	All logger target implementations that have a formatted line style output should extend this class.
	LineJustification	flash.text.engine	The LineJustification class is an enumeration of constant values used in setting the lineJustfication property of the TextJustifier subclasses.
	LineRenderer	mx.charts.renderers	A simple implementation of a line segment renderer that is used by LineSeries objects.
	LineScaleMode	flash.display	The LineScaleMode class provides values for the scaleMode parameter in the Graphics.lineStyle() method.
	LineSeries	mx.charts.series	Defines a data series for a LineChart control.
	LineSeriesAutomationImpl	mx.automation.delegates.charts	Defines the methods and properties required to perform instrumentation for the LineSeries class.
	LineSeriesItem	mx.charts.series.items	Represents the information required to render an item as part of a LineSeries.
	LineSeriesRenderData	mx.charts.series.renderData	Represents all the information needed by the LineSeries to render.
	LineSeriesSegment	mx.charts.series.items	Represents the information required to render a segment in a LineSeries.
	LinkBar	mx.controls	A LinkBar control defines a horizontal or vertical row of LinkButton controls that designate a series of link destinations.
	LinkBarAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the LinkBar control.
	LinkButton	mx.controls	The LinkButton control is a borderless Button control whose contents are highlighted when a user moves the mouse over it.
	LinkButtonSkin	mx.skins.halo	The skin for all the states of a LinkButton.
	LinkSeparator	mx.skins.halo	The skin for the separator between the Links in a LinkBar.
	List	mx.controls	The List control displays a vertical list of items.
	ListAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the List control.
	ListBase	mx.controls.listClasses	The ListBase class is the base class for controls that represent lists of items that can have one or more selected and can scroll through the items.
	ListBaseAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the ListBase class.
	ListBaseContentHolder	mx.controls.listClasses	The ListBaseContentHolder class defines a container in a list-based control of all of the control's item renderers and item editors.
	ListBaseContentHolderAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the ListBaseContentHolder class.
	ListBaseSeekPending	mx.controls.listClasses	An object that stores data about a seek operation that was interrupted by an ItemPendingError error.
	ListBaseSelectionData	mx.controls.listClasses	Records used by list classes to keep track of what is selected.
	ListCollectionView	mx.collections	The ListCollectionView class adds the properties and methods of the ICollectionView interface to an object that conforms to the IList interface.
	ListData	mx.controls.listClasses	The ListData class defines the data type of the listData property implemented by drop-in item renderers or drop-in item editors for the List control.
	ListDropIndicator	mx.skins.halo	The skin for the drop indicator of a list-based control.
	ListEvent	mx.events	The ListEvent class represents events associated with items in list-based controls such as List, Tree, Menu, and DataGrid.
	ListEventReason	mx.events	Constants for the values of the reason property of a ListEvent object where the value of the type property is ListEvent.ITEM_EDIT_END.
	ListItemDragProxy	mx.controls.listClasses	The default drag proxy used when dragging from a list-based control (except for the DataGrid class).
	ListItemRenderer	mx.controls.listClasses	The ListItemRenderer class defines the default item renderer for a List control.
	ListItemRendererAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the ListItemRenderer class.
	ListItemSelectEvent	mx.automation.events	The ListItemSelectEvent class represents event objects that are dispatched when an item in a list-based control such as a Menu, DataGrid, or Tree control is selected or deselected.
	ListRowInfo	mx.controls.listClasses	Used by the list-based classes to store information about their IListItemRenderers.
	Loader	flash.display	The Loader class is used to load SWF files or image (JPG, PNG, or GIF) files.
	LoaderConfig	mx.messaging.config	This class acts as a context for the messaging framework so that it has access the URL and arguments of the SWF without needing access to the root MovieClip's LoaderInfo or Flex's Application class.
	LoaderContext	flash.system	The LoaderContext class provides options for loading SWF files and other media by using the Loader class.
	LoaderInfo	flash.display	The LoaderInfo class provides information about a loaded SWF file or a loaded image file (JPEG, GIF, or PNG).
	LoaderUtil	mx.utils	The LoaderUtil class defines a utility method for use with Flex RSLs.
	LoadEvent	mx.rpc.soap	This event is dispatched when a WSDL XML document has loaded successfully.
	LoadVoucherSetting	flash.net.drm	The LoadVoucherSetting class provides string constants enumerating the options to use with the DRMManager settings parameter of the loadVoucher() method.
	LocalConnection	flash.net	The LocalConnection class lets you create a LocalConnection object that can invoke a method in another LocalConnection object.
	Locale	mx.resources	The Locale class can be used to parse a locale String such as "en_US_MAC" into its three parts: a language code, a country code, and a variant.
	Log	mx.logging	Provides pseudo-hierarchical logging capabilities with multiple format and output options.
	LogAxis	mx.charts	The LogAxis class maps numeric values logarithmically between a minimum and maximum value along a chart axis.
	LogEvent	mx.logging	Represents the log information for a single logging event.
	LogEventLevel	mx.logging	Static class containing constants for use in the level property.
	LogLogger	mx.logging	The logger that is used within the logging framework.
	MarshalledAutomationEvent	mx.automation.events	The MarshalledAutomationEvents class represents event objects that are dispatched by the AutomationManager.This represents the marshalling related events.
	MaskEffect	mx.effects	The MaskEffect class is an abstract base class for all effects that animate a mask, such as the wipe effects and the Iris effect.
	MaskEffectInstance	mx.effects.effectClasses	The MaskEffectInstance class is an abstract base class that implements the instance class for the MaskEffect class.
	Math	Top Level	The Math class contains methods and constants that represent common mathematical functions and values.
	Matrix	flash.geom	The Matrix class represents a transformation matrix that determines how to map points from one coordinate space to another.
	Matrix3D	flash.geom	The Matrix3D class represents a transformation matrix that determines the position and orientation of a three-dimensional (3D) display object.
	MaxAggregator	mx.olap.aggregators	The MaxAggregator class implements the maximum aggregator.
	MBeanAttributeInfo	mx.messaging.management	Client representation of metadata for a MBean attribute.
	MBeanConstructorInfo	mx.messaging.management	Client representation of metadata for a MBean constructor.
	MBeanFeatureInfo	mx.messaging.management	Client representation of metadata for a MBean feature.
	MBeanInfo	mx.messaging.management	Client representation of metadata for a MBean.
	MBeanOperationInfo	mx.messaging.management	Client representation of metadata for a MBean operation.
	MBeanParameterInfo	mx.messaging.management	Client representation of metadata for a MBean operation parameter.
	MemoryError	flash.errors	The MemoryError exception is thrown when a memory allocation request fails.
	Menu	mx.controls	The Menu control creates a pop-up menu of individually selectable choices, similar to the File or Edit menu found in most software applications.
	MenuAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the Menu control.
	MenuBar	mx.controls	A MenuBar control defines a horizontal, top-level menu bar that contains one or more menus.
	MenuBarAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the MenuBar control.
	MenuBarBackgroundSkin	mx.skins.halo	The skin for the background of a MenuBar.
	MenuBarItem	mx.controls.menuClasses	The MenuBarItem class defines the default item renderer for the top-level menu bar of a MenuBar control.
	MenuBarItemAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the MenuBarItem class.
	MenuEvent	mx.events	The MenuEvent class represents events that are associated with menu activities in controls such as Menu, MenuBar, and PopUpMenuButton.
	MenuItemRenderer	mx.controls.menuClasses	The MenuItemRenderer class defines the default item renderer for menu items in any menu control.
	MenuItemRendererAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the MenuItemRenderer class.
	MenuListData	mx.controls.menuClasses	The MenuListData class defines the data type of the listData property implemented by drop-in item renderers or drop-in item editors for the Menu and MenuBar control.
	MenuShowEvent	mx.automation.events	The MenuShowEvent class represents events that are associated with menuBar.
	MessageAckEvent	mx.messaging.events	The MessageAckEvent class is used to propagate acknowledge messages within the messaging system.
	MessageAgent	mx.messaging	The MessageAgent class provides the basic low-level functionality common to message handling for a destination.
	MessageEvent	mx.messaging.events	The MessageEvent class is used to propagate messages within the messaging system.
	MessageFaultEvent	mx.messaging.events	The MessageFaultEvent class is used to propagate fault messages within the messaging system.
	MessagePerformanceUtils	mx.messaging.messages	The MessagePerformanceUtils utility class is used to retrieve various metrics about the sizing and timing of a message sent from a client to the server and its response message, as well as pushed messages from the server to the client.
	MessageResponder	mx.messaging	The MessageResponder class handles a successful result or fault from a message destination.
	MessageSerializationError	mx.messaging.errors	This error indicates a problem serializing a message within a channel.
	MessagingError	mx.messaging.errors	This is the base class for any messaging related error.
	MetadataEvent	mx.events	The MetadataEvent class defines the event type for metadata and cue point events.
	Microphone	flash.media	Use the Microphone class to capture audio from a microphone attached to a computer running Flash Player or Adobe AIR.
	MinAggregator	mx.olap.aggregators	The MinAggregator class implements the minimum aggregator.
	MiniDebugTarget	mx.logging.targets	Provides a logger target that outputs to a LocalConnection, connected to the MiniDebug application.
	Module	mx.modules	The base class for MXML-based dynamically-loadable modules.
	ModuleBase	mx.modules	The base class for ActionScript-based dynamically-loadable modules.
	ModuleEvent	mx.events	The ModuleEvent class represents the event object passed to the event listener for events related to dynamically-loaded modules.
	ModuleLoader	mx.modules	ModuleLoader is a component that behaves much like a SWFLoader except that it follows a contract with the loaded content.
	ModuleManager	mx.modules	The ModuleManager class centrally manages dynamically loaded modules.
	MorphShape	flash.display	The MorphShape class represents MorphShape objects on the display list.
	Mouse	flash.ui	The methods of the Mouse class are used to hide and show the mouse pointer, or to set the pointer to a specific style.
	MouseCursor	flash.ui	The MouseCursor class is an enumeration of constant values used in setting the cursor property of the Mouse class.
	MouseEvent	flash.events	A MouseEvent object is dispatched into the event flow whenever mouse events occur.
	Move	mx.effects	The Move effect changes the position of a component over a specified time interval.
	MoveEvent	mx.events	Represents event objects that are dispatched when a Flex component moves.
	MoveInstance	mx.effects.effectClasses	The MoveInstance class implements the instance class for the Move effect.
	MovieClip	flash.display	The MovieClip class inherits from the following classes: Sprite, DisplayObjectContainer, InteractiveObject, DisplayObject, and EventDispatcher.
	MovieClipAsset	mx.core	MovieClipAsset is a subclass of the flash.display.MovieClip class which represents movieclip symbols that you embed in a Flex application from a SWF file produced by Flash.
	MovieClipLoaderAsset	mx.core	MovieClipLoaderAsset is a subclass of the MovieClipAsset class which represents SWF files that you embed in a Flex application.
	MultiTopicConsumer	mx.messaging	Like a Consumer, a MultiTopicConsumer subscribes to a destination with a single clientId and delivers messages to a single event handler.
	MultiTopicProducer	mx.messaging	A MultiTopicProducer sends messages to a destination with zero or more subtopics.
	Namespace	Top Level	The Namespace class contains methods and properties for defining and working with namespaces.
	NameUtil	mx.utils	The NameUtil utility class defines static methods for creating names for Flex objects.
	NativeApplication	flash.desktop	The NativeApplication class represents this AIR application.
	NativeDragActions	flash.desktop	The NativeDragActions class defines string constants for the names of the drag-and-drop actions.
	NativeDragEvent	flash.events	Native drag events are dispatched by the interactive objects involved in a drag-and-drop operation.
	NativeDragManager	flash.desktop	The NativeDragManager class coordinates drag-and-drop operations.
	NativeDragOptions	flash.desktop	The NativeDragOptions class defines constants for the names of drag-and-drop actions allowed in a drag-and-drop operation.
	NativeMenu	flash.display	The NativeMenu class contains methods and properties for defining menus.
	NativeMenuItem	flash.display	The NativeMenuItem class represents a single item in a menu.
	NativeWindow	flash.display	The NativeWindow class provides an interface for creating and controlling native desktop windows.
	NativeWindowBoundsEvent	flash.events	A NativeWindow object dispatches a NativeWindowBoundsEvent object when the size or location of the window changes.
	NativeWindowDisplayState	flash.display	The NativeWindowDisplayState class defines constants for the names of the window display states.
	NativeWindowDisplayStateEvent	flash.events	A NativeWindow object dispatches events of the NativeWindowDisplayStateEvent class when the window display state changes.
	NativeWindowInitOptions	flash.display	The NativeWindowInitOptions class defines the initialization options used to construct a new NativeWindow instance.
	NativeWindowResize	flash.display	The NativeWindowResize class defines constants for the possible values of the edgeOrCorner parameter of the NativeWindow startResize() method.
	NativeWindowSystemChrome	flash.display	The NativeWindowSystemChrome class defines constants for the systemChrome property of the NativeWindowInitOptions object used to create a native window.
	NativeWindowType	flash.display	The NativeWindowType class defines constants for the type property of the NativeWindowInitOptions object used to create a native window.
	NavBar	mx.controls	The NavBar control is the superclass for navigator controls, such as the LinkBar and TabBar controls, and cannot be instantiated directly.
	NavBarAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the NavBar control.
	NetConnection	flash.net	The NetConnection class creates a bidirectional connection between a Flash Player or AIR an AIR application and a Flash Media Server application or between a Flash Player or AIR an AIR application and an application server running Flash Remoting.
	NetConnectionChannel	mx.messaging.channels	This NetConnectionChannel provides the basic NetConnection support for messaging.
	NetStatusEvent	flash.events	A NetConnection, NetStream, or SharedObject object dispatches NetStatusEvent objects when a it reports its status.
	NetStream	flash.net	The NetStream class opens a one-way streaming connection between an AIR or Flash Player application and Flash Media Server, or between an AIR or Flash Player application and the local file system.
	NetStreamInfo	flash.net	The NetStreamInfo class specifies the various Quality of Service (QOS) statistics related to a NetStream object and the underlying streaming buffer for audio, video, and data.
	NetStreamPlayOptions	flash.net	The NetStreamPlayOptions class specifies the various options that can be passed to the NetStream.play2() method.
	NetStreamPlayTransitions	flash.net	The NetStreamPlayTransitions class specifies the valid strings that you can use with the NetStreamPlayOptions.transition property.
	NetworkMonitor	mx.netmon	NetworkMonitor is a stub used by the framework and enterprise service classes to send information to the Flex Builder Network Monitor feature.
	NewObjectSample	flash.sampler	The NewObjectSample class represents objects that are created within a getSamples() stream.
	NoChannelAvailableError	mx.messaging.errors	This error is thrown when no Channel is available to send messages.
	NotificationType	flash.desktop	The NotificationType class defines constants for use in the priority parameter of the DockIcon bounce() method and the type parameter of the NativeWindow notifyUser() method.
	Number	Top Level	A data type representing an IEEE-754 double-precision floating-point number.
	NumberBase	mx.formatters	The NumberBase class is a utility class that contains general number formatting capabilities, including rounding, precision, thousands formatting, and negative sign formatting.
	NumberBaseRoundType	mx.formatters	The NumberBaseRoundType class defines the constant values for formatter properties that specify a type of rounding.
	NumberFormatter	mx.formatters	The NumberFormatter class formats a valid number by adjusting the decimal rounding and precision, the thousands separator, and the negative sign.
	NumberValidator	mx.validators	The NumberValidator class ensures that a String represents a valid number.
	NumericAxis	mx.charts.chartClasses	The NumericAxis class acts as a common base class for axis types representing a continuous range of values between a defined minimum and maximum.
	NumericStepper	mx.controls	The NumericStepper control lets the user select a number from an ordered set.
	NumericStepperAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the NumericStepper control.
	NumericStepperDownSkin	mx.skins.halo	The skin for all the states of the down button in a NumericStepper.
	NumericStepperEvent	mx.events	Represents events that are specific to the NumericStepper control.
	NumericStepperUpSkin	mx.skins.halo	The skin for all the states of the up button in a NumericStepper.
	Object	Top Level	The Object class is at the root of the ActionScript runtime class hierarchy.
	ObjectEncoding	flash.net	The ObjectEncoding class is used in defining serialization settings in classes that serialize objects (such as FileStream, NetStream, NetConnection, SharedObject, and ByteArray) to work with prior versions of ActionScript.
	ObjectInstance	mx.messaging.management	Client representation of an object name instance for server-side management controls.
	ObjectName	mx.messaging.management	Client representation of the name for server-side management controls.
	ObjectProxy	mx.utils	This class provides the ability to track changes to an item managed by this proxy.
	ObjectUtil	mx.utils	The ObjectUtil class is an all-static class with methods for working with Objects within Flex.
	OLAPAttribute	mx.olap	The OLAPAttribute class represents a single attribute of an OLAPDimension.
	OLAPAxisPosition	mx.olap	The OLAPAxisPosition class represents a position along the axis of the result of an OLAP query result.
	OLAPCell	mx.olap	The OLAPCell class represents a cell in an OLAPResult instance.
	OLAPCube	mx.olap	The OLAPCube class represents an OLAP cube.
	OLAPDataGrid	mx.controls	The OLAPDataGrid control expands on the functionality of the AdvancedDataGrid control to add support for the display of the results of OLAP queries.
	OLAPDataGridAutomationImpl	mx.automation.delegates.advancedDataGrid	Defines methods and properties required to perform instrumentation for the OLAPDataGrid control.
	OLAPDataGridGroupRenderer	mx.controls.olapDataGridClasses	The OLAPDataGridGroupRenderer class defines the default item renderer for a group renderer for the OLAPDataGrid control.
	OLAPDataGridGroupRendererAutomationImpl	mx.automation.delegates.advancedDataGrid	Defines methods and properties required to perform instrumentation for the OLAPDataGridGroupRenderer class.
	OLAPDataGridHeaderRendererProvider	mx.controls.olapDataGridClasses	The OLAPDataGridHeaderRendererProvider class lets you specify a custom header renderer for the columns in the OLAPDataGrid control.
	OLAPDataGridItemRendererProvider	mx.controls.olapDataGridClasses	An OLAPDataGridItemRendererProvider instance lets you specify a formatter for the items in the OLAPDataGrid control.
	OLAPDataGridRendererProvider	mx.controls.olapDataGridClasses	The OLAPDataGridRendererProvider class defines the base class for assigning item renderers used by the OLAPDataGrid control.
	OLAPDimension	mx.olap	The OLAPDimension class represents a dimension of an OLAP cube.
	OLAPElement	mx.olap	The OLAPElement class defines a base interface that provides common properties for all OLAP elements.
	OLAPHierarchy	mx.olap	The OLAPHierarchy class represents a hierarchy of the schema of an OLAP cube.
	OLAPLevel	mx.olap	The OLAPLevel class represents a level in an OLAP cube.
	OLAPMeasure	mx.olap	The OLAPMeasure class represents a member of the measure dimension of an OLAP cube.
	OLAPMember	mx.olap	The OLAPMember class represents a member of an OLAP dimension.
	OLAPQuery	mx.olap	The OLAPQuery interface represents an OLAP query that is executed on an IOLAPCube.
	OLAPQueryAxis	mx.olap	The OLAPQueryAxis interface represents an axis of an OLAP query.
	OLAPResult	mx.olap	The OLAPResult class represents the result of a query on an OLAP cube.
	OLAPResultAxis	mx.olap	The OLAPResultAxis class represents an axis of the result of an OLAP query.
	OLAPSchema	mx.olap	The OLAPSchema class represents an OLAP cube or cubes.
	OLAPSet	mx.olap	The OLAPSet class represents a set, which is used to configure the axis of an OLAP query.
	OLAPTrace	mx.olap	The OLAPTrace class controls the generation of trace information generated by the OLAP classes and written to the log file.
	OLAPTuple	mx.olap	The OLAPTuple class reprsents a tuple expression pointing to an OLAP cube cell.
	Operation	mx.rpc.http	An Operation used specifically by an HTTPMultiService.
	Operation	mx.rpc.remoting.mxml	The Operation used for RemoteObject when created in an MXML document.
	Operation	mx.rpc.remoting	An Operation used specifically by RemoteObjects.
	Operation	mx.rpc.soap.mxml	An Operation used specifically by WebServices.
	Operation	mx.rpc.soap	An Operation used specifically by WebServices.
	Orientation3D	flash.geom	The Orientation3D class is an enumeration of constant values for representing the orientation style of a Matrix3D object.
	OutputProgressEvent	flash.events	A FileStream object dispatches OutputProgressEvent objects as pending asynchronous file write operations are performed.
	Panel	mx.containers	A Panel container consists of a title bar, a caption, a border, and a content area for its children.
	PanelAutomationImpl	mx.automation.delegates.containers	Defines the methods and properties required to perform instrumentation for the Panel class.
	PanelSkin	mx.skins.halo	The PanelSkin class defines the skin for the Panel, TitleWindow, and Alert components.
	Parallel	mx.effects	The Parallel effect plays multiple child effects at the same time.
	ParallelInstance	mx.effects.effectClasses	The ParallelInstance class implements the instance class for the Parallel effect.
	Pause	mx.effects	The Pause effect is useful when sequencing effects.
	PauseInstance	mx.effects.effectClasses	The PauseInstance class implements the instance class for the Pause effect.
	PerspectiveProjection	flash.geom	The PerspectiveProjection class provides an easy way to assign or modify the perspective transformations of a display object and all of its children.
	PhoneFormatter	mx.formatters	The PhoneFormatter class formats a valid number into a phone number format, including international configurations.
	PhoneNumberValidator	mx.validators	The PhoneNumberValidator class validates that a string is a valid phone number.
	PieChart	mx.charts	The PieChart control represents a data series as a standard pie chart.
	PieSeries	mx.charts.series	The PieSeries class defines the data series for a PieChart control.
	PieSeriesAutomationImpl	mx.automation.delegates.charts	Defines the methods and properties required to perform instrumentation for the LineSeries class.
	PieSeriesItem	mx.charts.series.items	Represents the information required to render a single wedge as part of a PieSeries.
	PieSeriesRenderData	mx.charts.series.renderData	Represents all the information needed by the PieSeries to render.
	PixelSnapping	flash.display	The PixelSnapping class is an enumeration of constant values for setting the pixel snapping options by using the pixelSnapping property of a Bitmap object.
	PlotChart	mx.charts	The PlotChart control represents data with two values for each data point.
	PlotSeries	mx.charts.series	Defines a data series for a PlotChart control.
	PlotSeriesAutomationImpl	mx.automation.delegates.charts	Defines the methods and properties required to perform instrumentation for the PlotSeries class.
	PlotSeriesItem	mx.charts.series.items	Represents the information required to render an item as part of a PlotSeries.
	PlotSeriesRenderData	mx.charts.series.renderData	Represents all the information needed by the PlotSeries to render.
	PNGEncoder	mx.graphics.codec	The PNGEncoder class converts raw bitmap images into encoded images using Portable Network Graphics (PNG) lossless compression.
	Point	flash.geom	The Point object represents a location in a two-dimensional coordinate system, where x represents the horizontal axis and y represents the vertical axis.
	PolarChart	mx.charts.chartClasses	The PolarChart control serves as base class for circular charts based in polar coordinates.
	PolarDataCanvas	mx.charts.chartClasses	PolarDataCanvas class enables user to use graphics API with respect to data coordinates instead of screen coordinates.
	PolarTransform	mx.charts.chartClasses	The PolarTransform object represents a set of axes used to map data values to angle/distance polar coordinates and vice versa.
	PollingChannel	mx.messaging.channels	The PollingChannel class provides the polling behavior that all polling channels in the messaging system require.
	PopUpButton	mx.controls	The PopUpButton control adds a flexible pop-up control interface to a Button control.
	PopUpButtonAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the PopUpButton control.
	PopUpButtonSkin	mx.skins.halo	The skin for all the states of a PopUpButton.
	PopUpIcon	mx.skins.halo	The skin for all the states of the icon in a PopUpButton.
	PopUpManager	mx.managers	The PopUpManager singleton class creates new top-level windows and places or removes those windows from the layer on top of all other visible windows.
	PopUpManagerChildList	mx.managers	The PopUpManagerChildList class defines the constant values for the detail property of the PopUpManager addPopUp() and createPopUp() methods.
	PopUpMenuButton	mx.controls	The PopUpMenuButton control creates a PopUpButton control with a main sub-button and a secondary sub-button.
	PopUpMenuIcon	mx.skins.halo	The skin for all the states of the icon in a PopUpMenuButton.
	Preloader	mx.preloaders	The Preloader class is used by the SystemManager to monitor the download and initialization status of a Flex application.
	PrintAdvancedDataGrid	mx.printing	The PrintAdvancedDataGrid control is an AdvancedDataGrid subclass that is styled to show a table with line borders and is optimized for printing.
	PrintDataGrid	mx.printing	The PrintDataGrid control is a DataGrid subclass that is styled to show a table with line borders and is optimized for printing.
	PrintJob	flash.printing	The PrintJob class lets you create content and print it to one or more pages.
	PrintJobOptions	flash.printing	The PrintJobOptions class contains properties to use with the options parameter of the PrintJob.addPage() method.
	PrintJobOrientation	flash.printing	This class provides values that are used by the PrintJob.orientation property for the image position of a printed page.
	PrintOLAPDataGrid	mx.printing	The PrintOLAPDataGrid control is an OLAPDataGrid subclass that is styled to show a table with line borders and is optimized for printing.
	Producer	mx.messaging	A Producer sends messages to a destination.
	ProgrammaticSkin	mx.skins	This class is the base class for skin elements which draw themselves programmatically.
	ProgressBar	mx.controls	The ProgressBar control provides a visual representation of the progress of a task over time.
	ProgressBarAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the ProgressBar control.
	ProgressBarDirection	mx.controls	The ProgressBarDirection class defines the values for the direction property of the ProgressBar class.
	ProgressBarLabelPlacement	mx.controls	The ProgressBarLabelPlacement class defines the values for the labelPlacement property of the ProgressBar class.
	ProgressBarMode	mx.controls	The ProgressBarMode class defines the values for the mode property of the ProgressBar class.
	ProgressBarSkin	mx.skins.halo	The skin for a ProgressBar.
	ProgressEvent	flash.events	A ProgressEvent object is dispatched when a load operation has begun or a socket has received data.
	ProgressIndeterminateSkin	mx.skins.halo	The skin for the indeterminate state of a ProgressBar.
	ProgressMaskSkin	mx.skins.halo	The skin for the mask of the ProgressBar's determinate and indeterminate bars.
	ProgressTrackSkin	mx.skins.halo	The skin for the track in a ProgressBar.
	PropertyChangeEvent	mx.events	The PropertyChangeEvent class represents the event object passed to the event listener when one of the properties of an object has changed, and provides information about the change.
	PropertyChangeEventKind	mx.events	The PropertyChangeEventKind class defines the constant values for the kind property of the PropertyChangeEvent class.
	PropertyChanges	mx.effects.effectClasses	The PropertyChanges class defines the start and end values for a set of properties of a target component of a transition.
	Proxy	flash.utils	The Proxy class lets you override the default behavior of ActionScript operations (such as retrieving and modifying properties) on an object.
	QName	Top Level	QName objects represent qualified names of XML elements and attributes.
	Quadratic	mx.effects.easing	The Quadratic class defines three easing functions to implement quadratic motion with Flex effect classes.
	QualifiedResourceManager	mx.rpc.xml	QualifiedResourceManager is a helper class that simply maintains the order that resources were added and maps a target namespace to one or more resources.
	Quartic	mx.effects.easing	The Quartic class defines three easing functions to implement motion with Flex effect classes.
	Quintic	mx.effects.easing	The Quintic class defines three easing functions to implement motion with Flex effect classes.
	RadialGradient	mx.graphics	The RadialGradient class lets you specify a gradual color transition in the fill color.
	RadioButton	mx.controls	The RadioButton control lets the user make a single choice within a set of mutually exclusive choices.
	RadioButtonAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the RadioButton control.
	RadioButtonGroup	mx.controls	The RadioButtonGroup control defines a group of RadioButton controls that act as a single mutually exclusive control; therefore, a user can select only one RadioButton control at a time.
	RadioButtonIcon	mx.skins.halo	The skin for all the states of the icon in a RadioButton.
	RangeError	Top Level	A RangeError exception is thrown when a numeric value is outside the acceptable range.
	Rectangle	flash.geom	A Rectangle object is an area defined by its position, as indicated by its top-left corner point (x, y) and by its width and its height.
	RectangularBorder	mx.skins	The RectangularBorder class is an abstract base class for various classes that draw rectangular borders around UIComponents.
	RectangularDropShadow	mx.graphics	Drop shadows are typically created using the DropShadowFilter class.
	ReferenceError	Top Level	A ReferenceError exception is thrown when a reference to an undefined property is attempted on a sealed (nondynamic) object.
	ReferencesValidationSetting	flash.security	The ReferencesValidationSetting class defines constants used by the referencesValidationSetting property of an XMLSignatureValidator object.
	RegExp	Top Level	The RegExp class lets you work with regular expressions, which are patterns that you can use to perform searches in strings and to replace text in strings.
	RegExpValidationResult	mx.validators	The RegExpValidator class dispatches the valid and invalid events.
	RegExpValidator	mx.validators	The RegExpValidator class lets you use a regular expression to validate a field.
	RemoteObject	mx.rpc.remoting.mxml	Use the tag to represent an HTTPService object in an MXML file.
	RemoteObject	mx.rpc.remoting	The RemoteObject class gives you access to classes on a remote application server.
	RemotingMessage	mx.messaging.messages	RemotingMessages are used to send RPC requests to a remote endpoint.
	RemoveChild	mx.states	The RemoveChild class removes a child display object, such as a component, from a container as part of a view state.
	RemoveChildAction	mx.effects	The RemoveChildAction class defines an action effect that corresponds to the RemoveChild property of a view state definition.
	RemoveChildActionInstance	mx.effects.effectClasses	The RemoveChildActionInstance class implements the instance class for the RemoveChildAction effect.
	RemoveItemAction	mx.effects	The RemoveItemAction class defines an action effect that determines when the item renderer disappears from the control for the item renderer of an item being removed from a list-based control, such as List or TileList, or for an item that is replaced by a new item added to the control.
	RemoveItemActionInstance	mx.effects.effectClasses	The RemoveItemActionInstance class implements the instance class for the RemoveChildAction effect.
	RenderData	mx.charts.chartClasses	RenderData structures are used by chart elements to store all of the relevant values and data needed to fully render the chart.
	RenderingMode	flash.text.engine	The RenderingMode class provides values for rendering mode in the flash.text.engine.FontDescription class.
	Repeater	mx.core	The Repeater class is the runtime object that corresponds to the tag.
	RepeaterAutomationImpl	mx.automation.delegates.core	Defines the methods and properties required to perform instrumentation for the Repeater class.
	Resize	mx.effects	The Resize effect changes the width, height, or both dimensions of a component over a specified time interval.
	ResizeEvent	mx.events	Represents event objects that are dispatched when the size of a Flex component changes.
	ResizeInstance	mx.effects.effectClasses	The ResizeInstance class implements the instance class for the Resize effect.
	ResourceBundle	mx.resources	Provides an implementation of the IResourceBundle interface.
	ResourceEvent	mx.events	The ResourceEvent class represents an Event object that is dispatched when the ResourceManager loads the resource bundles in a resource module by calling the loadResourceModule() method.
	ResourceManager	mx.resources	This class is used to get a single instance of the IResourceManager implementation.
	ResourceManagerImpl	mx.resources	This class provides an implementation of the IResourceManager interface.
	Responder	flash.net	The Responder class provides an object that is used in NetConnection.call() to handle return values from the server related to the success or failure of specific operations.
	Responder	mx.rpc	This class provides a default implementation of the mx.rpc.IResponder interface.
	ResultEvent	mx.rpc.events	The event that indicates an RPC operation has successfully returned a result.
	RevocationCheckSettings	flash.security	The RevocationCheckSettings class defines constants used by the revocationCheckSetting property of an XMLSignatureValidator object.
	RichTextEditor	mx.controls	The RichTextEditor control lets users enter and format text.
	Rotate	mx.effects	The Rotate effect rotates a component around a specified point.
	RotateInstance	mx.effects.effectClasses	The RotateInstance class implements the instance class for the Rotate effect.
	RoundedRectangle	mx.graphics	RoundedRectangle represents a Rectangle with curved corners
	RPCObjectUtil	mx.utils	The RPCObjectUtil class is a subset of ObjectUtil, removing methods that create dependency issues when RPC messages are in a bootstrap loader.
	RPCStringUtil	mx.utils	The RPCStringUtil class is a subset of StringUtil, removing methods that create dependency issues when RPC messages are in a bootstrap loader.
	RPCUIDUtil	mx.utils	The RPCUIDUtil class is a copy of UIDUtil without some functions that cause dependency problems when RPC messages are put in a bootstrap loader.
	RSLEvent	mx.events	The RSLEvent class represents an event object used by the DownloadProgressBar class when an RSL is being downloaded by the Preloader class.
	Sample	flash.sampler	The Sample class creates objects that hold memory analysis information over distinct durations.
	SampleDataEvent	flash.events	Dispatched when the player requests new audio data.
	SandboxMouseEvent	mx.events	This is an event sent between applications in different security sandboxes to notify listeners about mouse activity in another security sandbox.
	Scene	flash.display	The Scene class includes properties for identifying the name, labels, and number of frames in a scene.
	SchemaTypeRegistry	mx.rpc.xml	XMLDecoder uses this class to map an XML Schema type by QName to an ActionScript Class so that it can create strongly typed objects when decoding content.
	Screen	flash.display	The Screen class provides information about the display screens available to this application.
	ScreenMouseEvent	flash.events	The SystemTrayIcon object dispatches events of type ScreenMouseEvent in response to mouse interaction.
	ScriptTimeoutError	flash.errors	The ScriptTimeoutError exception is thrown when the script timeout interval is reached.
	ScrollArrowSkin	mx.skins.halo	The skin for all the states of the up or down button in a ScrollBar.
	ScrollBar	mx.controls.scrollClasses	The ScrollBar class is the base class for the HScrollBar and VScrollBar controls.
	ScrollBarAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the ScrollBar class.
	ScrollBarDirection	mx.controls.scrollClasses	The ScrollBarDirection class defines the values for the direction property of the ScrollBar control.
	ScrollControlBase	mx.core	The ScrollControlBase class is the base class for controls with scroll bars.
	ScrollControlBaseAutomationImpl	mx.automation.delegates.core	Defines the methods and properties required to perform instrumentation for the ScrollControlBase class.
	ScrollEvent	mx.events	Represents events that are dispatched by the ScrollBar class.
	ScrollEventDetail	mx.events	Constants for the values of the detail property of a ScrollEvent.
	ScrollEventDirection	mx.events	Constants for the values of the direction property of a ScrollEvent.
	ScrollPolicy	mx.core	Values for the horizontalScrollPolicy and verticalScrollPolicy properties of the Container and ScrollControlBase classes.
	ScrollThumb	mx.controls.scrollClasses	The ScrollThumb class defines the thumb of a ScrollBar control.
	ScrollThumbSkin	mx.skins.halo	The skin for all the states of the thumb in a ScrollBar.
	ScrollTrackSkin	mx.skins.halo	The skin for the track in a ScrollBar.
	SecureAMFChannel	mx.messaging.channels	The SecureAMFChannel class is identical to the AMFChannel class except that it uses a secure protocol, HTTPS, to send messages to an AMF endpoint.
	SecureHTTPChannel	mx.messaging.channels	The SecureHTTPChannel class is identical to the HTTPChannel class except that it uses a secure protocol, HTTPS, to send messages to an HTTP endpoint.
	SecureStreamingAMFChannel	mx.messaging.channels	The SecureStreamingAMFChannel class is identical to the StreamingAMFChannel class except that it uses a secure protocol, HTTPS, to send messages to an AMF endpoint.
	SecureStreamingHTTPChannel	mx.messaging.channels	The SecureStreamingHTTPChannel class is identical to the StreamingHTTPChannel class except that it uses a secure protocol, HTTPS, to send messages to an HTTP endpoint.
	Security	flash.system	The Security class lets you specify how content in different domains can communicate with each other.
	SecurityDomain	flash.system	The SecurityDomain class represents the current security "sandbox," also known as a security domain.
	SecurityError	Top Level	The SecurityError exception is thrown when some type of security violation takes place.
	SecurityErrorEvent	flash.events	An object dispatches a SecurityErrorEvent object to report the occurrence of a security error.
	SecurityPanel	flash.system	The SecurityPanel class provides values for specifying which Security Settings panel you want to display.
	SecurityUtil	mx.utils	Utilities for working with security-related issues.
	Sequence	mx.effects	The Sequence effect plays multiple child effects one after the other, in the order in which they are added.
	SequenceInstance	mx.effects.effectClasses	The SequenceInstance class implements the instance class for the Sequence effect.
	SerializationFilter	mx.rpc.http	This class is useful for framework developers wishing to plug in or modify the HTTP services to use a new serialization format.
	Series	mx.charts.chartClasses	The Series class is the base class for the classes that let you specify a data series for a chart control.
	SeriesAutomationImpl	mx.automation.delegates.charts	Defines the methods and properties required to perform instrumentation for the Series base class.
	SeriesEffect	mx.charts.effects	The base class for chart effects.
	SeriesEffectInstance	mx.charts.effects.effectClasses	The SeriesEffectInstance class implements the base instance class for the chart series effects.
	SeriesInterpolate	mx.charts.effects	The SeriesInterpolate effect moves the graphics that represent the existing data in a series to the new points.
	SeriesInterpolateInstance	mx.charts.effects.effectClasses	The SeriesInterpolateInstance class implements the instance class for the SeriesInterpolate effect.
	SeriesSlide	mx.charts.effects	The SeriesSlide effect slides a data series into and out of the chart's boundaries.
	SeriesSlideInstance	mx.charts.effects.effectClasses	The SeriesSlideInstance class implements the instance class for the SeriesSlide effect.
	SeriesZoom	mx.charts.effects	The SeriesZoom effect implodes and explodes chart data into and out of the focal point that you specify.
	SeriesZoomInstance	mx.charts.effects.effectClasses	The SeriesZoomInstance class implements the instance class for the SeriesZoom effect.
	ServerConfig	mx.messaging.config	This class provides access to the server messaging configuration information.
	ServiceMonitor	air.net	The ServiceMonitor class implements the framework for monitoring the status and availability of network services.
	SetEventHandler	mx.states	The SetEventHandler class specifies an event handler that is active only during a particular view state.
	SetProperty	mx.states	The SetProperty class specifies a property value that is in effect only during the parent view state.
	SetPropertyAction	mx.effects	The SetPropertyAction class defines an action effect that corresponds to the SetProperty property of a view state definition.
	SetPropertyActionInstance	mx.effects.effectClasses	The SetPropertyActionInstance class implements the instance class for the SetPropertyAction effect.
	SetStyle	mx.states	The SetStyle class specifies a style that is in effect only during the parent view state.
	SetStyleAction	mx.effects	The SetStyleAction class defines an action effect that corresponds to the SetStyle property of a view state definition.
	SetStyleActionInstance	mx.effects.effectClasses	The SetStyleActionInstance class implements the instance class for the SetStyleAction effect.
	SHA256	mx.utils	Implementation of SHA-256 hash algorithm as described in Federal Information Processing Standards Publication 180-2 at http://csrc.nist.gov/publications/fips/fips180-2/fips180-2.pdf
	Shader	flash.display	A Shader instance represents a Pixel Bender shader kernel in ActionScript.
	ShaderData	flash.display	A ShaderData object contains properties representing any parameters and inputs for a shader kernel, as well as properties containing any metadata specified for the shader.
	ShaderEvent	flash.events	A ShaderEvent is dispatched when a shader operation launched from a ShaderJob finishes.
	ShaderFilter	flash.filters	The ShaderFilter class applies a filter by executing a shader on the object being filtered.
	ShaderInput	flash.display	A ShaderInput instance represents a single input image for a shader kernel.
	ShaderJob	flash.display	A ShaderJob instance is used to execute a shader operation in stand-alone mode.
	ShaderParameter	flash.display	A ShaderParameter instance represents a single input parameter of a shader kernel.
	ShaderParameterType	flash.display	This class defines the constants that represent the possible values for the ShaderParameter class's type property.
	ShaderPrecision	flash.display	This class defines the constants that represent the possible values for the Shader class's precisionHint property.
	ShadowBoxItemRenderer	mx.charts.renderers	A simple chart itemRenderer implementation that fills a rectangular area and surrounds it with a drop shadow.
	ShadowLineRenderer	mx.charts.renderers	An implementation of a line segment renderer that is used by LineSeries objects.
	Shape	flash.display	This class is used to create lightweight shapes using the ActionScript drawing application program interface (API).
	SharedObject	flash.net	The SharedObject class is used to read and store limited amounts of data on a user's computer or on a server.
	SharedObjectFlushStatus	flash.net	The SharedObjectFlushStatus class provides values for the code returned from a call to the SharedObject.flush() method.
	SignatureStatus	flash.security	The SignatureStatus class defines constants used by the validityStatus property of an XMLSignatureValidator object.
	SignerTrustSettings	flash.security	The SignerTrustSettings class defines constants used with the SignerTrustSettings property of an XMLSignatureValidator object.
	SimpleButton	flash.display	The SimpleButton class lets you control all instances of button symbols in a SWF file.
	SimpleXMLDecoder	mx.rpc.xml	The SimpleXMLDecoder class deserialize XML into a graph of ActionScript objects.
	SimpleXMLEncoder	mx.rpc.xml	The SimpleXMLEncoder class takes ActionScript Objects and encodes them to XML using default serialization.
	Sine	mx.effects.easing	The Sine class defines three easing functions to implement motion with Flex effect classes, where the motion is defined by a sine wave.
	Slider	mx.controls.sliderClasses	The Slider class is the base class for the Flex slider controls.
	SliderAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the Slider class, which is the parent of the HSlider and VSlider classes.
	SliderDataTip	mx.controls.sliderClasses	The SliderDataTip class defines the tooltip used in the mx.controls.Slider control.
	SliderDirection	mx.controls.sliderClasses	The SliderDirection class defines the constant values for the direction property of the Slider class.
	SliderEvent	mx.events	The SliderEvent class represents the event object passed to the event listener for the change, thumbDrag, thumbPress, and thumbRelease events of the HSlider and VSlider classes.
	SliderEventClickTarget	mx.events	The SliderEventClickTarget class defines the constants for the values of the clickTarget property of the SliderEvent class.
	SliderHighlightSkin	mx.skins.halo	The skin for the highlighted state of the track of a Slider.
	SliderLabel	mx.controls.sliderClasses	The SliderLabel class defines the label used in the mx.controls.Slider component.
	SliderThumb	mx.controls.sliderClasses	The SliderThumb class represents a thumb of a Slider control.
	SliderThumbSkin	mx.skins.halo	The skin for all the states of a thumb in a Slider.
	SliderTrackSkin	mx.skins.halo	The skin for the track in a Slider.
	SOAPFault	mx.rpc.soap	A subclass of mx.rpc.Fault that provides SOAP specific information from a SOAP envelope Fault element.
	SOAPHeader	mx.rpc.soap	You use a SOAPHeader to specify the headers that need to be added to a SOAP envelope of a WebService Operation request.
	SOAPMessage	mx.messaging.messages	SOAPMessages are similar to HTTPRequestMessages.
	SocialSecurityValidator	mx.validators	The SocialSecurityValidator class validates that a String is a valid United States Social Security number.
	Socket	flash.net	The Socket class enables code to make socket connections and to read and write raw binary data.
	SocketMonitor	air.net	A SocketMonitor object monitors availablity of a TCP endpoint.
	SolidColor	mx.graphics	Defines a representation for a color, including a color and an alpha value.
	Sort	mx.collections	Provides the sorting information required to establish a sort on an existing view (ICollectionView interface or class that implements the interface).
	SortError	mx.collections.errors	This error is thrown when a Sort class is not configured properly; for example, if the find criteria are invalid.
	SortField	mx.collections	Provides the sorting information required to establish a sort on a field or property in an existing view.
	SortInfo	mx.controls.advancedDataGridClasses	The SortInfo class defines information about the sorting of a column of the AdvancedDataGrid control.
	Sound	flash.media	The Sound class lets you work with sound in an application.
	SoundAsset	mx.core	SoundAsset is a subclass of the flash.media.Sound class which represents sounds that you embed in a Flex application.
	SoundChannel	flash.media	The SoundChannel class controls a sound in an application.
	SoundCodec	flash.media	The SoundCodec class is an enumeration of constant values used in setting the codec property of the Microphone class.
	SoundEffect	mx.effects	The SoundEffect class plays an MP3 audio file.
	SoundEffectInstance	mx.effects.effectClasses	The SoundEffectInstance class implements the instance class for the SoundEffect effect.
	SoundLoaderContext	flash.media	The SoundLoaderContext class provides security checks for files that load sound.
	SoundMixer	flash.media	The SoundMixer class contains static properties and methods for global sound control in the application.
	SoundTransform	flash.media	The SoundTransform class contains properties for volume and panning.
	SpaceJustifier	flash.text.engine	The SpaceJustifier class represents properties that control the justification options for text lines in a text block.
	Spacer	mx.controls	The Spacer control helps you lay out children within a parent container.
	SpreadMethod	flash.display	The SpreadMethod class provides values for the spreadMethod parameter in the beginGradientFill() and lineGradientStyle() methods of the Graphics class.
	Sprite	flash.display	The Sprite class is a basic display list building block: a display list node that can display graphics and can also contain children.
	SpriteAsset	mx.core	SpriteAsset is a subclass of the flash.display.Sprite class which represents vector graphic images that you embed in a Flex application.
	SQLCollationType	flash.data	This class contains the constants that represent the possible values for the defaultCollationType parameter of the SQLColumnSchema constructor, as well as the SQLColumnSchema.defaultCollationType property.
	SQLColumnNameStyle	flash.data	This class contains the constants that represent the possible values for the SQLConnection.columnNameStyle property.
	SQLColumnSchema	flash.data	The SQLColumnSchema class provides information describing the characteristics of a specific column within a table in a database.
	SQLConnection	flash.data	A SQLConnection instance is used to manage the creation of and connection to local SQL database files (local databases).
	SQLError	flash.errors	A SQLError instance provides detailed information about a failed operation.
	SQLErrorEvent	flash.events	A SQLErrorEvent instance is dispatched by a SQLConnection instance or SQLStatement instance when an error occurs while performing a database operation in asynchronous execution mode.
	SQLErrorOperation	flash.errors	This class contains the constants that represent the possible values for the SQLError.operation property.
	SQLEvent	flash.events	Adobe AIR dispatches SQLEvent objects when one of the operations performed by a SQLConnection or SQLStatement instance completes successfully.
	SQLIndexSchema	flash.data	A SQLIndexSchema instance provides information describing a specific index in a database.
	SQLMode	flash.data	This class contains the constants that represent the possible values for the openMode parameter of the SQLConnection.open() and SQLConnection.openAsync() methods.
	SQLResult	flash.data	The SQLResult class provides access to data returned in response to the execution of a SQL statement (a SQLStatement instance).
	SQLSchema	flash.data	The SQLSchema class is the base class for schema information for database objects such as tables, views, and indices.
	SQLSchemaResult	flash.data	A SQLSchemaResult instance contains the information resulting from a call to the SQLConnection.loadSchema() method.
	SQLStatement	flash.data	A SQLStatement instance is used to execute a SQL statement against a local SQL database that is open through a SQLConnection instance.
	SQLTableSchema	flash.data	A SQLTableSchema instance provides information describing a specific table in a database.
	SQLTransactionLockType	flash.data	This class contains the constants that represent the possible values for the option parameter of the SQLConnection.begin() method.
	SQLTriggerSchema	flash.data	A SQLTriggerSchema instance provides information describing a specific trigger in a database.
	SQLUpdateEvent	flash.events	A SQLUpdateEvent object is dispatched by a SQLConnection object when a data change occurs on any table associated with the SQLConnection instance.
	SQLViewSchema	flash.data	A SQLViewSchema instance provides information describing a specific view in a database.
	StackedSeries	mx.charts.chartClasses	Stacked Series serves as the common base class for all of the stacking set series (BarSet, ColumnSet, and AreaSet).
	StackFrame	flash.sampler	The StackFrame class provides access to the properties of a data block containing a function.
	StackOverflowError	flash.errors	ActionScript throws a StackOverflowError exception when the stack available to the script is exhausted.
	Stage	flash.display	The Stage class represents the main drawing area.
	StageAlign	flash.display	The StageAlign class provides constant values to use for the Stage.align property.
	StageDisplayState	flash.display	The StageDisplayState class provides values for the Stage.displayState property.
	StageQuality	flash.display	The StageQuality class provides values for the Stage.quality property.
	StageScaleMode	flash.display	The StageScaleMode class provides values for the Stage.scaleMode property.
	State	mx.states	The State class defines a view state, a particular view of a component.
	StateChangeEvent	mx.events	The StateChangeEvent class represents an event that is dispatched when the currentState property of a component changes.
	StaticText	flash.text	This class represents StaticText objects on the display list.
	StatusBar	mx.core.windowClasses	The default status bar for a WindowedApplication or a Window.
	StatusBarBackgroundSkin	mx.skins.halo	The skin for the StatusBar of a WindowedApplication or Window.
	StatusEvent	flash.events	An object dispatches a StatusEvent object when a device, such as a camera or microphone, or an object such as a LocalConnection object reports its status.
	StatusFileUpdateErrorEvent	air.update.events	A StatusUpdateFileErrorEvent is dispatched when a call to the checkForUpdate() method of a ApplicationUpdater object encounters an error while downloading or parsing the update descriptor file.
	StatusFileUpdateEvent	air.update.events	Dispatched after the updater successfully validates the file in the call to the installFromAIRFile() method.
	StatusUpdateErrorEvent	air.update.events	A StatusUpdateErrorEvent is dispatched when a call to the checkForUpdate() method of an ApplicationUpdater object encounters an error while downloading or parsing the update descriptor file.
	StatusUpdateEvent	air.update.events	An updater object dispatches a StatusUpdateEvent object after the updater successfully downloads and interprets the update descriptor file.
	StreamingAMFChannel	mx.messaging.channels	The StreamingAMFChannel class provides support for messaging and offers a different push model than the base AMFChannel.
	StreamingConnectionHandler	mx.messaging.channels	A helper class that is used by the streaming channels to open an internal HTTP connection to the server that is held open to allow the server to stream data down to the client with no poll overhead.
	StreamingHTTPChannel	mx.messaging.channels	The StreamingHTTPChannel class provides support for messaging and offers a different push model than the base HTTPChannel.
	String	Top Level	The String class is a data type that represents a string of characters.
	StringUtil	mx.utils	The StringUtil utility class is an all-static class with methods for working with String objects within Flex.
	StringValidator	mx.validators	The StringValidator class validates that the length of a String is within a specified range.
	Stroke	mx.graphics	The Stroke class defines the properties for a line.
	StyleEvent	mx.events	The StyleEvent class represents an event object used by the StyleManager class when a style SWF is being downloaded.
	StyleManager	mx.styles	The StyleManager class manages the following: Which CSS style properties the class inherits Which style properties are colors, and therefore get special handling A list of strings that are aliases for color values
	StyleProxy	mx.styles	Wraps an object that implements the IStyleClient interface.
	StyleSheet	flash.text	The StyleSheet class lets you create a StyleSheet object that contains text formatting rules for font size, color, and other styles.
	SubscriptionInfo	mx.messaging	This is the class used for elements of the ArrayCollection subscriptions property in the MultiTopicConsumer property.
	SumAggregator	mx.olap.aggregators	The SumAggregator class implements the sum aggregator.
	SummaryField	mx.collections	The SummaryField class represents a single property in a SummaryRow instance.
	SummaryObject	mx.collections	The SummaryObject class defines the object used to store information when performing custom data summaries on grouped data.
	SummaryRow	mx.collections	The SummaryRow class represents a summary row of the AdvancedDataGrid.
	SwatchPanelSkin	mx.skins.halo	The skin for the border of a SwatchPanel.
	SwatchSkin	mx.skins.halo	The skin used for all color swatches in a ColorPicker.
	SWFBridgeEvent	mx.events	This is an event that is sent between applications that are in different security sandboxes.
	SWFBridgeGroup	mx.core	A SWFBridgeGroup represents all of the sandbox bridges that an application needs to communicate with its parent and children.
	SWFBridgeRequest	mx.events	An event that is sent between applications through the sharedEvents dispatcher that exists between two application SWFs.
	SWFLoader	mx.controls	The SWFLoader control loads and displays a specified SWF file.
	SWFLoaderAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the SWFLoader control.
	SWFVersion	flash.display	The SWFVersion class is an enumeration of constant values that indicate the file format version of a loaded SWF file.
	SwitchSymbolFormatter	mx.formatters	The SwitchSymbolFormatter class is a utility class that you can use when creating custom formatters.
	SyncEvent	flash.events	An SharedObject object representing a remote shared object dispatches a SyncEvent object when the remote shared object has been updated by the server.
	SyntaxError	Top Level	A SyntaxError exception is thrown when a parsing error occurs, for one of the following reasons:.
	System	flash.system	The System class contains properties related to certain operations that take place on the user's computer, such as operations with shared objects, local settings for cameras and microphones, and the use of the Clipboard.
	SystemManager	mx.managers	The SystemManager class manages an application window.
	SystemTrayIcon	flash.desktop	The SystemTrayIcon class represents the Windows taskbar® notification area (system tray)-style icon.
	TabAlignment	flash.text.engine	The TabAlignment class is an enumeration of constant values that you can use to set the tabAlignment property of the TabStop class.
	TabBar	mx.controls	The TabBar control lets you create a horizontal or vertical group of tab navigation items by defining the labels and data associated with each tab.
	TabNavigator	mx.containers	The TabNavigator container extends the ViewStack container by including a TabBar container for navigating between its child containers.
	TabNavigatorAutomationImpl	mx.automation.delegates.containers	Defines the methods and properties required to perform instrumentation for the TabNavigator class.
	TabSkin	mx.skins.halo	The skin for all the states of a Tab in a TabNavigator or TabBar.
	TabStop	flash.text.engine	The TabStop class represents the properties of a tab stop in a text block.
	Text	mx.controls	The Text control displays multiline, noneditable text.
	TextArea	mx.controls	The TextArea control is a multiline text field with a border and optional scroll bars.
	TextAreaAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the TextArea control.
	TextBaseline	flash.text.engine	The TextBaseline class is an enumeration of constant values to use in setting the dominantBaseline and alignmentBaseline properties of the ElementFormat class.
	TextBlock	flash.text.engine	The TextBlock class is a factory for the creation of TextLine objects, which you can render by placing them on the display list.
	TextColorType	flash.text	The TextColorType class provides color values for the flash.text.TextRenderer class.
	TextDisplayMode	flash.text	The TextDisplayMode class contains values that control the subpixel anti-aliasing of the advanced anti-aliasing system.
	TextElement	flash.text.engine	The TextElement class represents a string of formatted text.
	TextEvent	flash.events	An object dispatches a TextEvent object when a user enters text in a text field or clicks a hyperlink in an HTML-enabled text field.
	TextExtent	flash.text	The TextExtent class contains information about the extents of some text in a text field.
	TextField	flash.text	The TextField class is used to create display objects for text display and input.
	TextFieldAsset	mx.core	TextFieldAsset is a subclass of the flash.text.TextField class which represents TextField symbols that you embed in a Flex application from a SWF file produced by Flash.
	TextFieldAutomationHelper	mx.automation.delegates	Utility class that facilitates replay of text input and selection.
	TextFieldAutoSize	flash.text	The TextFieldAutoSize class is an enumeration of constant values used in setting the autoSize property of the TextField class.
	TextFieldType	flash.text	The TextFieldType class is an enumeration of constant values used in setting the type property of the TextField class.
	TextFormat	flash.text	The TextFormat class represents character formatting information.
	TextFormatAlign	flash.text	The TextFormatAlign class provides values for text alignment in the TextFormat class.
	TextInput	mx.controls	The TextInput control is a single-line text field that is optionally editable.
	TextInputAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the TextInput control.
	TextJustifier	flash.text.engine	The TextJustifier class is an abstract base class for the justifier types that you can apply to a TextBlock, specifically the EastAsianJustifier and SpaceJustifier classes.
	TextLine	flash.text.engine	The TextLine class is used to display text on the display list.
	TextLineCreationResult	flash.text.engine	The TextLineCreationResult class is an enumeration of constant values used with TextBlock.textLineCreationResult.
	TextLineMetrics	flash.text	The TextLineMetrics class contains information about the text position and measurements of a line of text within a text field.
	TextLineMirrorRegion	flash.text.engine	The TextLineMirrorRegion class represents a portion of a text line wherein events are mirrored to another event dispatcher.
	TextLineValidity	flash.text.engine	The TextLineValidity class is an enumeration of constant values for setting the validity property of the TextLine class.
	TextRange	mx.controls.textClasses	The TextRange class provides properties that select and format a range of text in the Label, Text, TextArea, TextEditor, and RichTextEditor controls.
	TextRenderer	flash.text	The TextRenderer class provides functionality for the advanced anti-aliasing capability of embedded fonts.
	TextRotation	flash.text.engine	The TextRotation class is an enumeration of constant values used with the following properties: ElementFormat.textRotation, ContentElement.textRotation, TextBlock.lineRotation, and TextLine.getAtomTextRotation().
	TextSelectionEvent	mx.automation.events	The TextSelectionEvent class lets you track selection within a text field.
	TextSnapshot	flash.text	TextSnapshot objects let you work with static text in a movie clip.
	Tile	mx.containers	A Tile container lays out its children in a grid of equal-sized cells.
	TileBase	mx.controls.listClasses	The TileBase class is the base class for controls that display data items in a sequence of rows and columns.
	TileBaseAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the TileBase class, which is the parent of the TileList component.
	TileBaseDirection	mx.controls.listClasses	Values for the direction property of the TileList component.
	TileDirection	mx.containers	The TileDirection class defines the constant values for the direction property of the Tile container.
	TileList	mx.controls	The TileList control displays a number of items laid out in tiles.
	TileListItemRenderer	mx.controls.listClasses	The TileListItemRenderer class defines the default item renderer for the HorizontalList and TileList controls.
	TileListItemRendererAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the TileListItemRenderer class.
	Timer	flash.utils	The Timer class is the interface to timers, which let you run code on a specified time sequence.
	TimerEvent	flash.events	A Timer object dispatches a TimerEvent objects whenever the Timer object reaches the interval specified by the Timer.delay property.
	TitleBackground	mx.skins.halo	The skin for a title bar area of a Panel.
	TitleBar	mx.core.windowClasses	The default title bar for a WindowedApplication or a Window.
	TitleWindow	mx.containers	A TitleWindow layout container contains a title bar, a caption, a border, and a content area for its child.
	ToggleButtonBar	mx.controls	The ToggleButtonBar control defines a horizontal or vertical group of buttons that maintain their selected or deselected state.
	ToggleButtonBarAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the ToggleButtonBar control.
	ToolTip	mx.controls	The ToolTip control lets you provide helpful information to your users.
	ToolTipAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the ToolTip control.
	ToolTipBorder	mx.skins.halo	The skin for a ToolTip.
	ToolTipEvent	mx.events	The ToolTipEvent class represents ToolTip events, which are generated by the ToolTipManager class.
	ToolTipManager	mx.managers	The ToolTipManager lets you set basic ToolTip and error tip functionality, such as display delay and the disabling of ToolTips.
	TraceTarget	mx.logging.targets	Provides a logger target that uses the global trace() method to output log messages.
	Transform	flash.geom	The Transform class provides access to color adjustment properties and two- or three-dimensional transformation objects that can be applied to a display object.
	Transition	mx.states	The Transition class defines a set of effects that play in response to a change of view state.
	Tree	mx.controls	The Tree control lets a user view hierarchical data arranged as an expandable tree.
	TreeAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the Tree control.
	TreeEvent	mx.events	The TreeEvent class represents the event object passed to the event listener for events that are associated with activities in tree, such as when a tree branch opens or closes.
	TreeItemRenderer	mx.controls.treeClasses	The TreeItemRenderer class defines the default item renderer for a Tree control.
	TreeItemRendererAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the TreeItemRenderer class.
	TreeListData	mx.controls.treeClasses	The TreeListData class defines the data type of the listData property implemented by drop-in item renderers or drop-in item editors for the Tree control.
	TriangleCulling	flash.display	Defines codes for culling algorithms that determine which triangles not to render when drawing triangle paths.
	TriangleItemRenderer	mx.charts.renderers	A simple chart itemRenderer implementation that fills an upright triangle in its assigned area.
	Tween	mx.effects	The Tween class defines a tween, a property animation performed on a target object over a period of time.
	TweenEffect	mx.effects	The TweenEffect class is the superclass for all effects that are based on the Tween object.
	TweenEffectInstance	mx.effects.effectClasses	The TweenEffectInstance class implements the instance class for the TweenEffect.
	TweenEvent	mx.events	Represents event objects that are specific to Flex tween effects.
	TypeError	Top Level	A TypeError exception is thrown when the actual type of an operand is different from the expected type.
	TypographicCase	flash.text.engine	The TypographicCase class is an enumeration of constant values for setting the typographicCase property of the ElementFormat class.
	UIComponent	mx.core	The UIComponent class is the base class for all visual components, both interactive and noninteractive.
	UIComponentAutomationImpl	mx.automation.delegates.core	Defines the methods and properties required to perform instrumentation for the UIComponent class.
	UIComponentCachePolicy	mx.core	The ContainerCreationPolicy class defines the constant values for the cachePolicy property of the UIComponent class.
	UIComponentDescriptor	mx.core	A UIComponentDescriptor instance encapsulates the information that you specified in an MXML tag for an instance of a visual component.
	UIDUtil	mx.utils	The UIDUtil class is an all-static class with methods for working with UIDs (unique identifiers) within Flex.
	UIMovieClip	mx.flash	Components created in Adobe Flash CS3 Professional for use in Flex are subclasses of the mx.flash.UIMovieClip class.
	UIMovieClipAutomationImpl	mx.automation.delegates.flashflexkit	Defines methods and properties required to perform instrumentation for the UIMovieclip control.
	uint	Top Level	The uint class provides methods for working with a data type representing a 32-bit unsigned integer.
	UITextField	mx.core	The UITextField class defines the component used by many Flex components to display text.
	UITextFieldAutomationImpl	mx.automation.delegates.core	Defines the methods and properties required to perform instrumentation for the UITextField class.
	UITextFormat	mx.core	The UITextFormat class represents character formatting information for the UITextField class.
	UnconstrainItemAction	mx.effects	The UnconstrainItemAction class defines an action effect that is used in a data-effect definition to temporarily stop item renderers from being positioned by the layout algorithm of the parent control.
	UnconstrainItemActionInstance	mx.effects.effectClasses	The UnconstrainItemActionInstance class implements the instance class for the UnconstrainItemAction effect.
	UpdateEvent	air.update.events	A UpdateEvent is dispatched by a ApplicationUpdater object during the update process.
	Updater	flash.desktop	The Updater class is used to update the currently running application with a different version.
	URIError	Top Level	A URIError exception is thrown when one of the global URI handling functions is used in a way that is incompatible with its definition.
	URLLoader	flash.net	The URLLoader class downloads data from a URL as text, binary data, or URL-encoded variables.
	URLLoaderDataFormat	flash.net	The URLLoaderDataFormat class provides values that specify how downloaded data is received.
	URLMonitor	air.net	The URLMonitor class monitors availablity of an HTTP- or HTTPS-based service.
	URLRequest	flash.net	The URLRequest class captures all of the information in a single HTTP request.
	URLRequestDefaults	flash.net	The URLRequestDefaults class includes static properties that you can set to define default values for the properties of the URLRequest class.
	URLRequestHeader	flash.net	A URLRequestHeader object encapsulates a single HTTP request header and consists of a name/value pair.
	URLRequestMethod	flash.net	The URLRequestMethod class provides values that specify whether the URLRequest object should use the POST method or the GET method when sending data to a server.
	URLStream	flash.net	The URLStream class provides low-level access to downloading URLs.
	URLUtil	mx.utils	The URLUtil class is a static class with methods for working with full and relative URLs within Flex.
	URLVariables	flash.net	The URLVariables class allows you to transfer variables between an application and a server.
	Utils3D	flash.geom	The Utils3D class contains static methods that simplify the implementation of certain three-dimensional matrix operations.
	ValidationResult	mx.validators	The ValidationResult class contains the results of a validation.
	ValidationResultEvent	mx.events	The ValidationResultEvent class represents the event object passed to the listener for the valid validator event or the invalid validator event.
	Validator	mx.validators	The Validator class is the base class for all Flex validators.
	VBox	mx.containers	The VBox container lays out its children in a single vertical column.
	VDividedBox	mx.containers	The VDividedBox container lays out its children vertically in the same way as the VBox container, but it inserts a draggable divider in the gap between each child.
	Vector	Top Level	The Vector class lets you access and manipulate a vector — an array whose elements all have the same data type.
	Vector3D	flash.geom	The Vector3D class represents a point or a location in the three-dimensional space using the Cartesian coordinates x, y, and z.
	VerifyError	Top Level	The VerifyError class represents an error that occurs when a malformed or corrupted SWF file is encountered.
	Video	flash.media	The Video class displays live or recorded video in an application without embedding the video in your SWF file.
	VideoDisplay	mx.controls	The VideoDisplay control lets you play an FLV file in a Flex application.
	VideoDisplayAutomationImpl	mx.automation.delegates.controls	Defines methods and properties required to perform instrumentation for the VideoDisplay control.
	VideoError	mx.controls.videoClasses	The VideoError class represents the error codes for errors thrown by the VideoDisplay control.
	VideoEvent	mx.events	The VideoEvent class represents the event object passed to the event listener for events dispatched by the VideoDisplay control, and defines the values of the VideoDisplay.state property.
	ViewStack	mx.containers	A ViewStack navigator container consists of a collection of child containers stacked on top of each other, where only one child at a time is visible.
	ViewStackAutomationImpl	mx.automation.delegates.containers	Defines the methods and properties required to perform instrumentation for the ViewStack class.
	VRule	mx.controls	The VRule control creates a single vertical line.
	VScrollBar	mx.controls	The VScrollBar (vertical ScrollBar) control lets you control the portion of data that is displayed when there is too much data to fit in a display area.
	VSlider	mx.controls	The VSlider control lets users select a value by moving a slider thumb between the end points of the slider track.
	WebService	mx.rpc.soap.mxml	The tag gives you access to the operations of SOAP-compliant web services.
	WebService	mx.rpc.soap	The WebService class provides access to SOAP-based web services on remote servers.
	WedgeItemRenderer	mx.charts.renderers	The default itemRenderer for a PieSeries object.
	Window	mx.core	The Window is a top-level container for additional windows in an AIR desktop application.
	WindowBackground	mx.skins.halo	The skin for a Window component's background gradient.
	WindowCloseButtonSkin	mx.skins.halo	The skin for the close button in the TitleBar of a WindowedApplication or Window.
	WindowedApplication	mx.core	The WindowedApplication defines the application container that you use to create Flex applications for AIR applications.
	WindowedSystemManager	mx.managers	The WindowedSystemManager class manages any non-Application windows in a Flex-based AIR application.
	WindowMaximizeButtonSkin	mx.skins.halo	The skin for the maximize button in the TitleBar of a WindowedApplication or Window.
	WindowMinimizeButtonSkin	mx.skins.halo	The skin for the minimize button in the TitleBar of a WindowedApplication or Window.
	WindowRestoreButtonSkin	mx.skins.halo	The skin for the restore button in the TitleBar of a WindowedApplication or Window.
	WipeDown	mx.effects	The WipeDown class defines a bar wipe down effect.
	WipeDownInstance	mx.effects.effectClasses	The WipeDownInstance class implements the instance class for the WipeDown effect.
	WipeLeft	mx.effects	The WipeLeft class defines a bar wipe left effect.
	WipeLeftInstance	mx.effects.effectClasses	The WipeLeftInstance class implements the instance class for the WipeLeft effect.
	WipeRight	mx.effects	The WipeRight class defines a bar wipe right effect.
	WipeRightInstance	mx.effects.effectClasses	The WipeRightInstance class implements the instance class for the WipeRight effect.
	WipeUp	mx.effects	The WipeUp class defines a bar wipe up effect.
	WipeUpInstance	mx.effects.effectClasses	The WipeUpInstance class implements the instance class for the WipeUp effect.
	WSDLBinding	mx.rpc.wsdl	A binding defines the message format and protocol for messages sent to and from operations as defined by a particular portType.
	WSDLLoadEvent	mx.rpc.events	The WSDLLoadEvent class represents the event object for the event dispatched when a WSDL XML document has loaded successfully.
	XML	Top Level	The XML class contains methods and properties for working with XML objects.
	XMLDocument	flash.xml	The XMLDocument class represents the legacy XML object that was present in ActionScript 2.0.
	XMLList	Top Level	The XMLList class contains methods for working with one or more XML elements.
	XMLListCollection	mx.collections	The XMLListCollection class provides collection functionality to an XMLList object and makes available some of the methods of the native XMLList class.
	XMLLoadEvent	mx.rpc.events	The XMLLoadEvent class is a base class for events that are dispatched when an RPC service successfully loaded an XML document.
	XMLNode	flash.xml	The XMLNode class represents the legacy XML object that was present in ActionScript 2.0 and that was renamed in ActionScript 3.0.
	XMLNodeType	flash.xml	The XMLNodeType class contains constants used with XMLNode.nodeType.
	XMLSignatureValidator	flash.security	The XMLSignatureValidator class validates whether an XML signature file is well formed, unmodified, and, optionally, whether it is signed using a key linked to a trusted digital certificate.
	XMLSocket	flash.net	The XMLSocket class implements client sockets that let the Flash Player or AIR application communicate with a server computer identified by an IP address or domain name.
	XMLUtil	mx.utils	The XMLUtil class is an all-static class with methods for working with XML within Flex.
	ZipCodeFormatter	mx.formatters	The ZipCodeFormatter class formats a valid number into one of the following formats, based on a user-supplied formatString property.
	ZipCodeValidator	mx.validators	The ZipCodeValidator class validates that a String has the correct length and format for a five-digit ZIP code, a five-digit+four-digit United States ZIP code, or Canadian postal code.
	ZipCodeValidatorDomainType	mx.validators	The ZipCodeValidatorDomainType class defines the values for the domain property of the ZipCodeValidator class, which you use to specify the type of ZIP code to validate.
	Zoom	mx.effects	The Zoom effect zooms the object in or out on a center point.
	ZoomInstance	mx.effects.effectClasses	The ZoomInstance class implements the instance class for the Zoom effect.