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

public class ButtonDemo extends Applet implements ActionListener {

    private Button one = new Button("One");
    private Button two = new Button("Two");
    private TextField display = new TextField(20);

    public void init() {

        add(one);
        one.addActionListener(this);
        add(two);
        two.addActionListener(this);
        add(display);
 
    }

    public void actionPerformed(ActionEvent event) {
        if (event.getSource() == one)
            display.setText("button one pressed");
        else
            display.setText("button two pressed");
    }

}