testscrollpane.java

来自「java2 primer plus一书源程序」· Java 代码 · 共 76 行

/*
 * TestScrollPane.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 TestScrollPane extends Frame
{
   ScrollPane sp;
   TextField tf1;
   TextField tf2;
   TextField tf3;
   TextField tf4;
   TextField tf5;
   TextField tf6;
   TextField tf7;
   TextField tf8;
   
   /** Creates new TestScrollPane */
   public TestScrollPane()
   {
      //create eight text fields
      tf1 = new TextField("Text Field Number 1 ");
      tf2 = new TextField("Text Field Number 2 ");
      tf3 = new TextField("Text Field Number 3 ");
      tf4 = new TextField("Text Field Number 4 ");
      tf5 = new TextField("Text Field Number 5 ");
      tf6 = new TextField("Text Field Number 6 ");
      tf7 = new TextField("Text Field Number 7 ");
      tf8 = new TextField("Text Field Number 8 ");
      
      //add the panel
      Panel p1 = new Panel();
      p1.add(tf1);
      p1.add(tf2);
      p1.add(tf3);
      p1.add(tf4);
      p1.add(tf5);
      p1.add(tf6);
      p1.add(tf7);
      p1.add(tf8);
      
      //create the scroll pane
      sp = new ScrollPane();
      sp.add(p1);
      add(sp);
      addWindowListener(new WinCloser());
      setTitle("Using a ScrollPane");
      setBounds( 100, 100, 300, 300);
      setVisible(true);
   }
   
   public static void main(String[] args)
   {
      TestScrollPane tsp = new TestScrollPane();
   }
   
}

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