Java Menu Item/RadioButton (JRadioButtonMenuItem) - Swing Example

ButtonGroup group = new ButtonGroup();
final JRadioButtonMenuItem rdo1 = new JRadioButtonMenuItem("Option 1");
final JRadioButtonMenuItem rdo2 = new JRadioButtonMenuItem("Option 2");
group.add(rdo1);
group.add(rdo2);

package com.java.myapp;

import java.awt.EventQueue;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;

import javax.swing.ButtonGroup;
import javax.swing.ImageIcon;
import javax.swing.JFrame;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JOptionPane;
import javax.swing.KeyStroke;
import javax.swing.JRadioButtonMenuItem;

public class MyForm extends JFrame {

	/**
	 * Launch the application.
	 */
	public static void main(String[] args) {
		EventQueue.invokeLater(new Runnable() {
			public void run() {
				MyForm frame = new MyForm();
				frame.setVisible(true);
			}
		});
	}

	/**
	 * Create the frame.
	 */
	public MyForm() {
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		setBounds(100, 100, 362, 249);
		setTitle("ThaiCreate.Com Java GUI Tutorial");
		getContentPane().setLayout(null);
		
		// Menu Bar
        JMenuBar menuBar=new JMenuBar();
        
        JMenu menu = new JMenu("File");
        menu.setMnemonic(KeyEvent.VK_F);
        
        // Open
        ImageIcon openExit = new ImageIcon(getClass().getResource("open.gif"));
        JMenuItem menuOpen = new JMenuItem("Open",openExit);
        menuOpen.setMnemonic(KeyEvent.VK_O);
        menuOpen.setToolTipText("Open Application");
        menuOpen.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent event) {
            	JOptionPane.showMessageDialog(null,
            			"Open Command");
            }
        });
        
        // Radio
        zButtonGroup group = new ButtonGroup();
        final JRadioButtonMenuItem rdo1 = new JRadioButtonMenuItem("Option 1");
        final JRadioButtonMenuItem rdo2 = new JRadioButtonMenuItem("Option 2");
        group.add(rdo1);
        group.add(rdo2);
        
        // Exit
        ImageIcon iconExit = new ImageIcon(getClass().getResource("exit.gif"));
        JMenuItem menuExit = new JMenuItem("Exit",iconExit);
        menuExit.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_E,
        	    ActionEvent.CTRL_MASK));
        menuExit.setToolTipText("Exit Application");
        menuExit.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent event) {
            	System.exit(0);
            }
        });
        
        // Create menu
        menu.add(menuOpen); // Open
        menu.addSeparator();
        menu.add(rdo1);  // Radio
        menu.add(rdo2);  // Radio
        menu.addSeparator();
        menu.add(menuExit); // Exit
       
        menuBar.add(menu);


        setJMenuBar(menuBar);
	}
}

// Radio 1
JRadioButtonMenuItem rdo1 = new JRadioButtonMenuItem("Option 1");
rdo1.addActionListener(new ActionListener() {
	public void actionPerformed(ActionEvent event) {
	  if (rdo1.isVisible()) {
		  JOptionPane.showMessageDialog(null,
				"Option 1 is Checked");
	  }
	}

});

// Radio 2
JRadioButtonMenuItem rdo2 = new JRadioButtonMenuItem("Option 2");
rdo2.addActionListener(new ActionListener() {
	public void actionPerformed(ActionEvent event) {
	  if (rdo2.isVisible()) {
		  JOptionPane.showMessageDialog(null,
				"Option 2 is Checked");
	  }
	}

});

package com.java.myapp;

import java.awt.EventQueue;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;

import javax.swing.ButtonGroup;
import javax.swing.ImageIcon;
import javax.swing.JFrame;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JOptionPane;
import javax.swing.KeyStroke;
import javax.swing.JRadioButtonMenuItem;

public class MyForm extends JFrame {

	/**
	 * Launch the application.
	 */
	public static void main(String[] args) {
		EventQueue.invokeLater(new Runnable() {
			public void run() {
				MyForm frame = new MyForm();
				frame.setVisible(true);
			}
		});
	}

	/**
	 * Create the frame.
	 */
	public MyForm() {
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		setBounds(100, 100, 362, 249);
		setTitle("ThaiCreate.Com Java GUI Tutorial");
		getContentPane().setLayout(null);
		
		// Menu Bar
        JMenuBar menuBar=new JMenuBar();
        
        JMenu menu = new JMenu("File");
        menu.setMnemonic(KeyEvent.VK_F);
        
        // Open
        ImageIcon openExit = new ImageIcon(getClass().getResource("open.gif"));
        JMenuItem menuOpen = new JMenuItem("Open",openExit);
        menuOpen.setMnemonic(KeyEvent.VK_O);
        menuOpen.setToolTipText("Open Application");
        menuOpen.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent event) {
            	JOptionPane.showMessageDialog(null,
            			"Open Command");
            }
        });
        
        // Group
        ButtonGroup group = new ButtonGroup();
        
        // Radio 1
        final JRadioButtonMenuItem rdo1 = new JRadioButtonMenuItem("Option 1");
        rdo1.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent event) {
              if (rdo1.isVisible()) {
            	  JOptionPane.showMessageDialog(null,
              			"Option 1 is Checked");
              }
            }

        });
        
        // Radio 2
        final JRadioButtonMenuItem rdo2 = new JRadioButtonMenuItem("Option 2");
        rdo2.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent event) {
              if (rdo2.isVisible()) {
            	  JOptionPane.showMessageDialog(null,
              			"Option 2 is Checked");
              }
            }

        });
        
        group.add(rdo1);
        group.add(rdo2);
        
        // Exit
        ImageIcon iconExit = new ImageIcon(getClass().getResource("exit.gif"));
        JMenuItem menuExit = new JMenuItem("Exit",iconExit);
        menuExit.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_E,
        	    ActionEvent.CTRL_MASK));
        menuExit.setToolTipText("Exit Application");
        menuExit.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent event) {
            	System.exit(0);
            }
        });
        
        // Create menu
        menu.add(menuOpen); // Open
        menu.addSeparator();
        menu.add(rdo1);  // Radio
        menu.add(rdo2);  // Radio
        menu.addSeparator();
        menu.add(menuExit); // Exit
       
        menuBar.add(menu);


        setJMenuBar(menuBar);
	}
}