Dual Sample: JList and ComboBox

 
import java.awt.BorderLayout;
import java.awt.Container;

import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JList;
import javax.swing.JScrollPane;

public class DualSample {
  public static void main(String args[]) {
    String labels[] = { "A", "B", "C", "D","E", "F", "G", "H","I", "J" };

    JFrame f = new JFrame("Sample Components");
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JList list = new JList(labels);
    JScrollPane scrollPane = new JScrollPane(list);

    JComboBox comboBox = new JComboBox(labels);
    comboBox.setMaximumRowCount(4);

    Container contentPane = f.getContentPane();
    contentPane.add(comboBox, BorderLayout.NORTH);
    contentPane.add(scrollPane, BorderLayout.CENTER);

    f.setSize(300, 200);
    f.setVisible(true);
  }
}

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Dual Sample: JList and ComboBox : List « Swing JFC « Java

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