Java Reference
In-Depth Information
setEditable
javax.swing.JComponent
setBorder
setFont
javax.swing.JFrame
setJMenuBar
javax.swing.JMenu
add
javax.swing.JMenuBar
add
javax.swing.JMenuItem
javax.swing.JRadioButton
javax.swing.JScrollPane
javax.swing.JSlider
addChangeListener
getValue
javax.swing.border.EtchedBorder
javax.swing.border.TitledBorder
javax.swing.event.ChangeEvent
javax.swing.event.ChangeListener
stateChanged
815
816
REVIEW EXERCISES
΢GExercise R18.1. Can you use a flow layout for the components in a frame?
If yes, how?
΢GExercise R18.2. What is the advantage of a layout manager over telling the
container Ȓplace this component at position (x, y)ȓ?
΢΢GExercise R18.3. What happens when you place a single button into the
CENTER area of a container that uses a border layout? Try it out, by
writing a small sample program, if you aren't sure of the answer.
΢΢GExercise R18.4. What happens if you place multiple buttons directly into
the SOUTH area, without using a panel? Try it out, by writing a small
sample program, if you aren't sure of the answer.
΢΢GExercise R18.5. What happens when you add a button to a container that
uses a border layout and omit the position? Try it out and explain.
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