Java Reference
In-Depth Information
Display 17.12
Hierarchy of Swing and AWT Classes
Object
Component
BorderLayout
FlowLayout
GridLayout
Container
AWT
java.awt
Window
Frame
JComponent
Swing
javax.swing
JFrame
JPanel
AbstractButton
JLabel
JMenuBar
JMenuItem
JTextComponent
JButton
JMenu
JTextArea
JTextField
A line between two boxes means the lower
class is derived from (
extends
) the higher
one.
Abstract Class
Concrete Class
This blue color indicates a class that is not used in this text but is
included here for reference. If you have not heard of any of these
classes, you can safely ignore them. (The class
Component
does
receive very brief treatment in Chapter 19.)
