package debugger;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

/**
 * @version 1.22 2007-05-14
 * @author Cay Horstmann
 */
public class BuggyButtonTest
{
   public static void main(String[] args)
   {
      EventQueue.invokeLater(new Runnable()
         {
            public void run()
            {
               JFrame frame = new BuggyButtonFrame();
               frame.setTitle("BuggyButtonTest");
               frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
               frame.setVisible(true);
            }
         });
   }
}

class BuggyButtonFrame extends JFrame
{
   private static final int DEFAULT_WIDTH = 300;
   private static final int DEFAULT_HEIGHT = 200;

   public BuggyButtonFrame()
   {
      setSize(DEFAULT_WIDTH, DEFAULT_HEIGHT);

      // add panel to frame

      BuggyButtonPanel panel = new BuggyButtonPanel();
      add(panel);
   }
}

class BuggyButtonPanel extends JPanel
{
   public BuggyButtonPanel()
   {
      ActionListener listener = new ButtonListener();

      JButton yellowButton = new JButton("Yellow");
      add(yellowButton);
      yellowButton.addActionListener(listener);

      JButton blueButton = new JButton("Blue");
      add(blueButton);
      blueButton.addActionListener(listener);

      JButton redButton = new JButton("Red");
      add(redButton);
      redButton.addActionListener(listener);
   }

   private class ButtonListener implements ActionListener
   {
      public void actionPerformed(ActionEvent event)
      {
         String arg = event.getActionCommand();
         if (arg.equals("yellow")) setBackground(Color.yellow);
         else if (arg.equals("blue")) setBackground(Color.blue);
         else if (arg.equals("red")) setBackground(Color.red);
      }
   }
}