Java JRadioButton Event Handling

Chapter: Miscellaneous Last Updated: 16-12-2016 07:56:41 UTC

Program:

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

public class JavaRadioButtonEventHandling extends JFrame implements ActionListener {

	JRadioButton rb1, rb2;
	JButton b;

	JavaRadioButtonEventHandling() {

		rb1 = new JRadioButton("Male");
		rb1.setBounds(100, 50, 100, 30);

		rb2 = new JRadioButton("Female");
		rb2.setBounds(100, 100, 100, 30);

		ButtonGroup bg = new ButtonGroup();
		bg.add(rb1);
		bg.add(rb2);

		b = new JButton("click");
		b.setBounds(100, 150, 80, 30);
		b.addActionListener(this);

		add(rb1);
		add(rb2);
		add(b);

		setSize(300, 300);
		setLayout(null);
		setVisible(true);
	}

	public void actionPerformed(ActionEvent e) {
		if (rb1.isSelected()) {
			JOptionPane.showMessageDialog(this, "You are male");
		}
		if (rb2.isSelected()) {
			JOptionPane.showMessageDialog(this, "You are female");
		}
	}

	public static void main(String args[]) {
		new JavaRadioButtonEventHandling();
	}
}
                /* ............... END ............... */
        

Output


Java JRadioButton Event Handling

Tags

JRadioButton Event Handling, Java, Swing

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