testpanel.java

来自「java2 primer plus一书源程序」· Java 代码 · 共 50 行

/*
 * TestPanel.java
 *
 * Created on July 30, 2002, 11:35 AM
 */

package com.samspublishing.jpp.ch13;

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

/**
 *
 * @author  Stephen Potts
 * @version
 */
public class TestPanel extends Frame
{
   TextField tf1;
   TextField tf2;
   
   /** Creates new TestPanel */
   public TestPanel()
   {
      tf1 = new TextField("Directly on the Panel");
      tf2 = new TextField("Following the first TextField");
      Panel p1 = new Panel();
      p1.add(tf1);
      p1.add(tf2);
      add(p1);
      addWindowListener(new WinCloser());
      setTitle("Using a Panel");
      setBounds( 100, 100, 300, 300);
      setVisible(true);
   }
   
   public static void main(String[] args)
   {
      TestPanel tp = new TestPanel();
   }
   
}

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