Classes
 ClassDescription
 BoxDirection The BoxDirection class specifies constant values for the direction property of the Box container.
 Form 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.
 FormHeading The FormHeading container is used to display a heading for a group of controls inside a Form container.
 FormItem The FormItem container defines a label and one or more children arranged horizontally or vertically.
 FormItemDirection The FormItemDirection class defines the constant values for the direction property of the FormItem class.