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

public class UIExample {

  Frame f; //a frame to hold our components
  TextField tf; //a text field to display messages and allow for user input
  Button b; //a button to generate events

  public UIExample() {
    f = new Frame(); //create a new frame
    f.setLayout(new FlowLayout()); //make the layout of the frame a flowlayout
    tf = new TextField(50); //create a textfield with 50 columns
    b = new Button("Get MotD"); //create a button with text "Get MotD"
    //add an actionlistener that will take action when the button is pushed
    //pass it the text field so that the listener can get the text out of the textfield
    //and take appropriate action
    b.addActionListener(new GetListener(tf));
    f.add(tf); //add the text field to the frame
    f.add(b); //add the button to the frame
    f.setSize(450, 300); //set the size of the frame

    //add the windowlistener that will exit the program when the user closes the window
    f.addWindowListener(new WindowAdapter() {
        // This method is called after a window is closed
        public void windowClosing(WindowEvent evt) {
            System.exit(0);
        }
    });

    f.show(); //show the frame with the components
  }

  //all programs must have a main
  //this main simply creates a new UIExample object
  public static void main(String[] args) {
    new UIExample();
  }

}