Create a message dialog box with different options
import java.awt.Component;
import java.awt.FlowLayout;
import java.awt.HeadlessException;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JOptionPane;
public class Main extends JFrame {
public Main() throws HeadlessException {
setSize(200, 200);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
JButton button1 = new JButton("Message dialog");
button1.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
JOptionPane.showMessageDialog((Component) e.getSource(), "Thank you!");
}
});
JButton button2 = new JButton("Input dialog");
button2.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
String text = JOptionPane.showInputDialog((Component) e.getSource(), "What is your name?");
if (text != null && !text.equals("")) {
JOptionPane.showMessageDialog((Component) e.getSource(), "Hello " + text);
}
}
});
JButton button3 = new JButton("Yes no dialog");
button3.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
int result = JOptionPane.showConfirmDialog((Component) e.getSource(),
"Close this application?");
if (result == JOptionPane.YES_OPTION) {
System.exit(0);
} else if (result == JOptionPane.NO_OPTION) {
System.out.println("Do nothing");
}
}
});
setLayout(new FlowLayout(FlowLayout.CENTER));
getContentPane().add(button1);
getContentPane().add(button2);
getContentPane().add(button3);
}
public static void main(String[] args) {
new Main().setVisible(true);
}
}
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