Using JRadioButton : JRadioButton « Swing « Java Tutorial

1. Java Tutorial
2. Swing
3. JRadioButton

import java.awt.FlowLayout;

import javax.swing.ButtonGroup;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JRadioButton;

public class JRadioButtonTest {
  public static void main(String[] args) {
    JFrame.setDefaultLookAndFeelDecorated(true);
    JFrame frame = new JFrame("JRadioButton Test");
    frame.setLayout(new FlowLayout());
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JRadioButton button1 = new JRadioButton("Red");
    JRadioButton button2 = new JRadioButton("Green");
    JRadioButton button3 = new JRadioButton("Blue");
    ButtonGroup colorButtonGroup = new ButtonGroup();
    colorButtonGroup.add(button1);
    colorButtonGroup.add(button2);
    colorButtonGroup.add(button3);
    button1.setSelected(true);
    frame.add(new JLabel("Color:"));
    frame.add(button1);
    frame.add(button2);

    frame.add(button3);
    frame.pack();
    frame.setVisible(true);
  }
}

14.9.JRadioButton
	14.9.1.	Creating JRadioButton Components
	14.9.2.	Using JRadioButton
	14.9.3.	Grouping JRadioButton Components in a ButtonGroup
	14.9.4.	Determining the Selected JRadioButton in a Button Group
	14.9.5.	Listening to JRadioButton Events with an ActionListener
	14.9.6.	Reference to the last selected item and check for reselection
	14.9.7.	Listening to JRadioButton Events with a ChangeListener
	14.9.8.	Listening to JRadioButton Events with an ItemListener
	14.9.9.	Event sequence: Action Event, Item Event and Change Event
	14.9.10.	Getting selected JRadioButton in a container
	14.9.11.	Customizing JRadioButton Look and Feel