Main.java Source code

Introduction

Here is the source code for Main.java

Source

import java.awt.AWTEvent;
import java.awt.Component;
import java.awt.Toolkit;
import java.awt.Window;
import java.awt.event.AWTEventListener;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.SwingUtilities;
import javax.swing.Timer;

public class Main {

    public static void main(String[] args) {
        new Main();
    }

    private Timer timer;
    private JLabel label;
    private JFrame frame;

    public Main() {
        label = new JLabel("Waiting...");
        frame = new JFrame();
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.add(label);
        frame.setSize(200, 200);
        frame.setVisible(true);

        Toolkit.getDefaultToolkit().addAWTEventListener(new AWTEventListener() {
            int count;

            @Override
            public void eventDispatched(AWTEvent event) {
                Object source = event.getSource();
                if (source instanceof Component) {
                    Component comp = (Component) source;
                    Window win = null;
                    if (comp instanceof Window) {
                        win = (Window) comp;
                    } else {
                        win = SwingUtilities.windowForComponent(comp);
                    }
                    if (win == frame) {
                        timer.restart();
                        label.setText("Interrupted..." + (++count));
                    }
                }
            }
        }, AWTEvent.KEY_EVENT_MASK | AWTEvent.MOUSE_EVENT_MASK | AWTEvent.MOUSE_MOTION_EVENT_MASK
                | AWTEvent.MOUSE_WHEEL_EVENT_MASK);

        timer = new Timer(5000, new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                frame.dispose();
            }
        });
        timer.start();
    }
}