Java Swing - 如何將JCheckBox添加到JScrollPane

我們想知道如何將JCheckBox添加到JScrollPane。

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import java.awt.Dimension;
import java.awt.FlowLayout;
import javax.swing.Box;
import javax.swing.JCheckBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JScrollPane;
public class Main {
  public static void main(String args[]) {
    JFrame f = new JFrame();
    f.setLayout(new FlowLayout());
    f.setSize(240, 250);
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JScrollPane jscrlpLabel = new JScrollPane(new JLabel(
        "<html>A<br>B<br>C<br>D<br>E<br>F<br>G<br>H<br></html>."));
    jscrlpLabel.setPreferredSize(new Dimension(200, 100));
    JLabel label = new JLabel("Option");
    JCheckBox a = new JCheckBox("A");
    JCheckBox b = new JCheckBox("B");
    JCheckBox c = new JCheckBox("C");
    JCheckBox d = new JCheckBox("D");
    JCheckBox e = new JCheckBox("E");
    Box box = Box.createVerticalBox();
    box.add(label);
    box.add(a);
    box.add(b);
 
 
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Java Swing - 如何將JCheckBox添加到JScrollPane
