JList列表实现滚动功能

package Assis;

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

public class SimpleListDemo extends JFrame {
	private static final long serialVersionUID = 1L;

	public SimpleListDemo() {
		// 设置框架窗口标题
		super("Swing List Demo");

		String[] data = { "Item one", " Item two", " Item three", " Item four",
				"Item five", " Item six", " Item seven", " Item eight",
				"Item night", " Item ten", " Item elevent", " Item twelve", };

		JList m_SimpleList = new JList(data);
		// 把列表组件放入滚动面板中来实现滚动功能
		JScrollPane ps = new JScrollPane(m_SimpleList);
		getContentPane().add(ps, BorderLayout.CENTER);

		// 显示框架窗口
		setSize(500, 240);
		setVisible(true);
	}

	// 应用程序的入口方法
	public static void main(String args[]) {
		SimpleListDemo frame = new SimpleListDemo();
		// 添加框架窗口的事件监听（监听关闭框架窗口事件）
		frame.addWindowListener(new WindowAdapter() {
			public void windowClosing(WindowEvent e) {
				// 正常推出Java虚拟机
				System.exit(0);
			}
		});
	}
}