flash builder 4 与flex3组件对照

 

Flex 3 Halo Component	Flex 4 beta Spark Component
mx.controls.Button	spark.components.Button
mx.controls.ButtonBar	spark.components.ButtonBar
mx.controls.CheckBox	spark.components.CheckBox
mx.controls.ComboBox	spark.components.DropDownList (w/o editability)
mx.controls.HorizontalList	spark.components.List (with a HorizontalLayout)
mx.controls.HRule	spark.primitives.Line
mx.controls.HScrollBar	spark.components.HScrollBar
mx.controls.HSlider	spark.components.HSlider
mx.controls.Image	spark.primitives.BitmapImage
mx.controls.LinkBar	spark.components.ButtonBar (with a custom skin)
mx.controls.LinkButton	spark.components.Button (with a custom skin)
mx.controls.List	spark.components.List
mx.controls.NumericStepper	spark.components.NumericStepper
mx.controls.RadioButton	spark.components.RadioButton
mx.controls.RadioButtonGroup	spark.components.RadioButtonGroup
mx.controls.TextArea	spark.components.TextArea
mx.controls.TextInput	spark.components.TextInput
mx.controls.TileList	spark.components.List (with a TileLayout)
mx.controls.ToggleButtonBar	spark.components.ButtonBar
mx.controls.VideoDisplay	spark.components.VideoPlayer
mx.controls.VRule	spark.primitives.Line
mx.controls.VScrollBar	spark.components.VScrollBar
mx.controls.VSlider	spark.components.VSlider
mx.core.Application	spark.components.Application
mx.core.Window	spark.components.Window
mx.core.WindowedApplication	spark.components.WindowedApplication
mx.containers.Canvas	spark.components.Group
mx.containers.HBox	spark.components.HGroup
mx.containers.Panel	spark.components.Panel
mx.containers.Tile	spark.components.Group (with a TileLayout)
mx.containers.VBox	spark.components.VGroup

 

 

 

Flex 3 classes with no direct Flex 4 beta counterpart
mx.controls.Alert
mx.controls.ColorPicker
mx.controls.DataGrid
mx.controls.DateChooser
mx.controls.DateField
mx.controls.Menu
mx.controls.MenuBar
mx.controls.PopUpButton
mx.controls.PopUpMenuButton
mx.controls.ProgressBar
mx.controls.RichTextEditor
mx.controls.TabBar
mx.controls.Tree
mx.containers.Accordion
mx.containers.ApplicationControlBar
mx.containers.ControlBar
mx.containers.DividedBox
mx.containers.Form
mx.containers.Grid
mx.containers.TabNavigator
mx.containers.TitleWindow
mx.containers.ViewStack