listex.java

简单的java入门编程

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

public class ListEx extends 
implements ActionListener(){
	private JButton button;
	private ArrayList list;
	private int index;
public static void main(String[] args){
	ListEx frame=new ListEx();
	frame.setSize(300,450);
	frame.createGUI();
	frame.show();
}	 
private void createGUI(){
	setDefaultCloseOperation(EXIT_ON_CLOSE);
	Container window=getContentPane();
	window.setLayout(new FlowLayout());
	
	list=new ArrayList();
	list.add("egg");
}
}