JComboBox Cell Render selection problem

Question

.......It only changes the color of the triangle for the drop down. It does not change the color of what is selected. There is just a gray selection background
<code>
import java.awt.*;
import javax.swing.*;
import javax.swing.border.*;
import javax.swing.plaf.basic.*;
public class ComboBoxColor extends JFrame
     public ComboBoxColor()
          Object[] items = { Color.red, Color.green, Color.blue };
          JComboBox comboBox = new JComboBox( items );
          comboBox.setRenderer( new ColorRenderer( comboBox) );
          getContentPane().add( comboBox, BorderLayout.NORTH );
     public static void main(String[] args)
          ComboBoxColor frame = new ComboBoxColor();
          frame.setDefaultCloseOperation( EXIT_ON_CLOSE );
          frame.pack();
          frame.setLocationRelativeTo( null );
          frame.setVisible( true );
     class ColorRenderer extends BasicComboBoxRenderer
          JComboBox comboBox;
          Border border;
          public ColorRenderer(JComboBox comboBox)
               this.comboBox = comboBox;
               border = new LineBorder( Color.WHITE );
//setOpaque(true);
          public Component getListCellRendererComponent(
               JList list, Object value, int index, boolean isSelected, boolean cellHasFocus)
               super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
               setText("");
               setBackground( (Color)value );
               if (isSelected)
                    setBorder( border );
               else
                    setBorder( null );
               if (index == -1)
                    System.out.println((Color)value);
comboBox.setBackground((Color)value);
if((Color)value==Color.RED){
System.out.println("REd");
comboBox.setBackground(Color.RED);
else if((Color)value==Color.GREEN){
System.out.println("Green");
comboBox.setBackground(Color.GREEN);
else{
System.out.println("Blue");
comboBox.setBackground(Color.BLUE);
               return this;
</code>

Answer 1

import java.awt.*;
import javax.swing.*;
import javax.swing.border.*;
import javax.swing.plaf.basic.*;
public class ComboBoxColor extends JFrame
     public ComboBoxColor()
          Object[] items = { Color.red, Color.green, Color.blue };
          JComboBox comboBox = new JComboBox( items );
          comboBox.setRenderer( new ColorRenderer( comboBox) );
          getContentPane().add( comboBox, BorderLayout.NORTH );
     public static void main(String[] args)
          ComboBoxColor frame = new ComboBoxColor();
          frame.setDefaultCloseOperation( EXIT_ON_CLOSE );
          frame.pack();
          frame.setLocationRelativeTo( null );
          frame.setVisible( true );
     class ColorRenderer extends BasicComboBoxRenderer
          JComboBox comboBox;
          Border border;
          public ColorRenderer(JComboBox comboBox)
               this.comboBox = comboBox;
               border = new LineBorder( Color.WHITE );
                        //setOpaque(true);
          public Component getListCellRendererComponent(
               JList list, Object value, int index, boolean isSelected, boolean cellHasFocus)
               super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
               setText("");
               setBackground( (Color)value );
               if (isSelected)
                    setBorder( border );
               else
                    setBorder( null );
               if (index == -1)
                    System.out.println((Color)value);
                                comboBox.setBackground((Color)value);
                                if((Color)value==Color.RED){
                                    System.out.println("REd");
                                    comboBox.setBackground(Color.RED);
                                else if((Color)value==Color.GREEN){
                                    System.out.println("Green");
                                    comboBox.setBackground(Color.GREEN);
                                else{
                                    System.out.println("Blue");
                                    comboBox.setBackground(Color.BLUE);
               return this;
}