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

public class CopyText extends Applet 
      implements ActionListener {

    TextField field1, field2;

    Button enterButton;

    public void init() {
        //Create the text field and make it uneditable.

        field1 = new TextField();  // input TextField (editable)

        field2 = new TextField();  // an uneditable TextField which
        field2.setEditable(false); // I'll copy the input string into

        enterButton = new Button("Enter");    // the button, obviously
        enterButton.addActionListener(this);  // Listen for clicks on the button

        //Set the layout manager so that the text field will be
        //as wide as possible.
        // parameters (3,1) lay the 3 Components in a single column
        // on the screen
        setLayout(new java.awt.GridLayout(3,1));

        //Add the Components to the applet.
        add(field1);
        add(field2);
        add(enterButton);
    }

    // when the Button is clicked, this method is called
    public void actionPerformed(ActionEvent e) {
      String instring = field1.getText();  // get text from field1
      field2.setText(instring);            // copy it into field2
    }

}