/* A print button prints a message. A clear button erases
 * the message. We use a Label component to hold the
 * message.  The UIAdapter class is also the adapter.
 */

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

public class UIAdapter extends JFrame implements ActionListener {
  private Button print = new Button("Print");
  private Button clear = new Button("Clear");
  private Label message = new Label("Message goes here");

  UIAdapter() {
    Container c = getContentPane();
    c.setLayout(new FlowLayout());
    c.add(message);
    c.add(print);
    c.add(clear);
    print.addActionListener(this);
    clear.addActionListener(this);
  }
  public void actionPerformed(ActionEvent event) {
    Object source = event.getSource();
    if (source == print)
      message.setText(event.getActionCommand());
    else if (source == clear)
      message.setText("");
  }
  public static void main(String[] args) {
    UIAdapter frame = new UIAdapter();
    frame.setTitle("UIAdapter");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setSize(300, 100);
    frame.setVisible(true);
  }
}