import java.awt.Color;
import java.awt.Dimension;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import javax.swing.ButtonGroup;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JRadioButtonMenuItem;
import javax.swing.SwingConstants;

public class MenuWindow extends JFrame
{

private JLabel messageLabel;			// to display a message
private final int LABEL_WIDTH = 400;		// to diplay labels width
private final int LABEL_HEIGHT = 200;		// to display labels height

private JMenuBar menuBar;
private JMenu packageMenu;
private JMenu phoneMenu;
private JMenu addonMenu;
private JRadioButtonMenuItem package1;
private JRadioButtonMenuItem package2;
private JRadioButtonMenuItem package3;
private JRadioButtonMenuItem phone1;
private JRadioButtonMenuItem phone2;
private JRadioButtonMenuItem phone3;
private JRadioButtonMenuItem vMail;
private JRadioButtonMenuItem textMessaging;

public MenuWindow()
{
super("Cell Solutions");

setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

messageLabel = new JLabel("Use Menu to select the plan and phone you wish to purchase, as well as any other add ons that you would like.",
SwingConstants.CENTER);

messageLabel.setPreferredSize(
new Dimension(LABEL_WIDTH, LABEL_HEIGHT));

messageLabel.setForeground(Color.BLACK);

add(messageLabel);

buildMenuBar();

pack();
setVisible(true);
}

private void buildMenuBar()
{
menuBar = new JMenuBar();

buildPackageMenu();
buildPhoneMenu();
buildAddonMenu();

menuBar.add(packageMenu);
menuBar.add(phoneMenu);
menuBar.add(addonMenu);

setJMenuBar(menuBar);
}

private void buildPackageMenu()
{
package1 = new JRadioButtonMenuItem("300 min/ month: $45", true);
package1.setMnemonic(KeyEvent.VK_X);
package1.addActionListener(new PackageListener());

package2 = new JRadioButtonMenuItem("800 min/ month: $65");
package2.setMnemonic(KeyEvent.VK_X);
package2.addActionListener(new PackageListener());

package3 = new JRadioButtonMenuItem("1500 min/ month: $99");
package3.setMnemonic(KeyEvent.VK_X);
package3.addActionListener(new PackageListener());

packageMenu = new JMenu("Package");
packageMenu.setMnemonic(KeyEvent.VK_F);


packageMenu.add(package1);
packageMenu.add(package2);
packageMenu.add(package3);
}

private void buildPhoneMenu()
{
phone1 = new JRadioButtonMenuItem("Model 100: $29.95", true);
phone1.setMnemonic(KeyEvent.VK_B);
phone1.addActionListener(new PhoneListener());

phone2 = new JRadioButtonMenuItem("Model 110: $49.95", true);
phone2.setMnemonic(KeyEvent.VK_B);
phone2.addActionListener(new PhoneListener());

phone3 = new JRadioButtonMenuItem("Model 200: $99.95", true);
phone3.setMnemonic(KeyEvent.VK_B);
phone3.addActionListener(new PhoneListener());

ButtonGroup group = new ButtonGroup();
group.add(phone1);
group.add(phone2);
group.add(phone3);

phoneMenu = new JMenu("Phone");
phoneMenu.setMnemonic(KeyEvent.VK_T);

phoneMenu.add(phone1);
phoneMenu.add(phone2);
phoneMenu.add(phone3);
}


private void buildAddonMenu()
{
vMail = new JRadioButtonMenuItem("Voice Mail: $5.00 / month", true);
vMail.setMnemonic(KeyEvent.VK_B);
vMail.addActionListener(new AddonListener());

textMessaging = new JRadioButtonMenuItem("Text Messaging: $10.00 / month", true);
textMessaging.setMnemonic(KeyEvent.VK_B);
textMessaging.addActionListener(new AddonListener());


ButtonGroup group = new ButtonGroup();
group.add(vMail);
group.add(textMessaging);


addonMenu = new JMenu("Add-Ons");
addonMenu.setMnemonic(KeyEvent.VK_T);

addonMenu.add(vMail);
addonMenu.add(textMessaging);
}
}


class PackageListener implements ActionListener
{
public void actionPerformed(ActionEvent e)
{
int packagePrice;
if (package1.isSelected())
packagePrice = 45;

else if (package2.isSelected())
packagePrice = 65;

else if (package3.isSelected())
packagePrice = 99;

}
}

class PhoneListener implements ActionListener
{
public void actionPerformed(ActionEvent e)
{
        int phonePrice;
if (phone1.isSelected())
phonePrice = 45;

else if (phone2.isSelected())
phonePrice = 65;

else if (phone3.isSelected())
phonePrice = 99;
}
}

class AddonListener implements ActionListener
{
public void actionPerformed(ActionEvent e)
{
        int vMailPrice;
        
if (vMail.isSelected())
vMailPrice = 5;
        int textPrice;

if (textMessaging.isSelected())
textPrice = 10;

        int addonPrice = vMailPrice + textPrice;


}

public static void main(String[] args)
{
new MenuWindow();
}
}