import java.awt.event.ActionListener;

import java.awt.event.ActionEvent;

import java.awt.BorderLayout;

import java.awt.GridLayout;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JLabel;

import javax.swing.JPanel;

public class CounterFrame extends JFrame {

public CounterFrame() {

super("Counter");

setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

JButton exitButton = new JButton("Exit");

exitButton.addActionListener(new ExitListener());

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

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

counterButton.addActionListener(new CountListener(counterLabel));

setLayout(new GridLayout(3, 1));

add(counterLabel);

add(counterButton);

add(exitButton);

pack();

}

public static void main(String[] args) {

CounterFrame cf = new CounterFrame();

cf.setVisible(true);

}

}