Java tutorial
import java.awt.Color; import java.awt.event.ItemEvent; import java.awt.event.ItemListener; import javax.swing.AbstractButton; import javax.swing.JCheckBox; import javax.swing.JFrame; public class Main { public static void main(String args[]) { JFrame frame = new JFrame("Iconizing CheckBox"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); JCheckBox aCheckBox4 = new JCheckBox("Stuffed Crust"); ItemListener itemListener = new ItemListener() { public void itemStateChanged(ItemEvent itemEvent) { AbstractButton abstractButton = (AbstractButton) itemEvent.getSource(); Color foreground = abstractButton.getForeground(); Color background = abstractButton.getBackground(); int state = itemEvent.getStateChange(); if (state == ItemEvent.SELECTED) { abstractButton.setForeground(background); abstractButton.setBackground(foreground); } } }; aCheckBox4.addItemListener(itemListener); frame.add(aCheckBox4); frame.setSize(300, 200); frame.setVisible(true); } }