Java tutorial
import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JPanel; import javax.swing.JTabbedPane; import javax.swing.JTextField; import javax.swing.event.ChangeEvent; import javax.swing.event.ChangeListener; public class Test extends JFrame { JTabbedPane tabs = new JTabbedPane(); public Test() { setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); JPanel p = new JPanel(); p.add(new JButton("Button on Tab 0")); tabs.addTab("Tab 0", p); p = new JPanel(); p.add(new JTextField("Text on Tab 1")); tabs.addTab("Tab 1", p); tabs.addChangeListener(new ChangeListener() { public void stateChanged(ChangeEvent e) { System.out.println("Tab=" + tabs.getSelectedIndex()); } }); getContentPane().add(tabs, "Center"); pack(); } public static void main(String[] args) { new Test().setVisible(true); } }