textfieldinstantiater.java

java2 primer plus一书源程序

/*
 * TextFieldInstantiater.java
 *
 * Created on July 29, 2002, 4:13 PM
 */

package com.samspublishing.jpp.ch13;

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

/**
 *
 * @author  Stephen Potts
 * @version
 */
public class TextFieldInstantiater
{ 
   /** Creates new TextFieldInstantiator */
   public TextFieldInstantiater()
   {
   }
   
   public static void main(String[] args)
   {
      Frame frame1 = new Frame();
      TextField tf1 = new TextField("Directly on the Frame");
      TextField tf2 = new TextField("On top of the old text");
      frame1.add(tf1);
      frame1.add(tf2);
      
      frame1.addWindowListener(new WinCloser());
      frame1.setTitle("An Instantiated Frame");
      frame1.setBounds( 100, 100, 300, 300);
      frame1.setVisible(true);
   }
}

class WinCloser extends WindowAdapter
{
   public void windowClosing(WindowEvent e)
   {
      System.exit(0);
   }
}