import java.awt.event.ActionListener;

import java.awt.event.ActionEvent;

import java.awt.FlowLayout;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JLabel;

public class HelloButtons {

public static void main(String[] args) {

JFrame mainFrame = new JFrame("Hello, buttons!");

mainFrame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);

mainFrame.setLayout(new FlowLayout());

JButton exitButton = new JButton("Exit");

exitButton.addActionListener(new ExitListener());

JLabel counterLabel = new JLabel("Count: 0");

JButton counterButton = new JButton("Increment count");

CountListener cl = new CountListener(counterLabel);

counterButton.addActionListener(cl);

mainFrame.add(exitButton);

mainFrame.add(counterButton);

mainFrame.add(counterLabel);

mainFrame.pack();

mainFrame.setVisible(true);

}

}