Java-SE/ButtonDemo.java at master · S-Dhinesh-Kumar/Java-SE · GitHub

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package buttondemo;

import java.awt.*;
import java.awt.event.*;

class MyFrame extends Frame implements ActionListener
{
    int count=0;
    Label l;
    Button b;

    public MyFrame()
    {
        super("Button Demo");

        l=new Label("    "+count);
        b=new Button("Click");
        b.addActionListener(this);


        setLayout(new FlowLayout());
        add(l);
        add(b);


    }

    public void actionPerformed(ActionEvent e)
    {
        count++;
        l.setText("  "+count);
    }
}


public class ButtonDemo
{
    public static void main(String[] args)
    {
        MyFrame f=new MyFrame();
        f.setSize(400,400);
        f.setVisible(true);


    }
}