testjlayeredpane.java

疯狂Java讲义_源码(含Java设计模式CHM

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

/**
 * Description:
 * <br/>Copyright (C), 2005-2008, Yeeku.H.Lee
 * <br/>This program is protected by copyright laws.
 * <br/>Program Name:
 * <br/>Date:
 * @author  Yeeku.H.Lee [e-mail]
 * @version  1.0
 */
public class TestJLayeredPane
{
	JFrame jf = new JFrame("测试JLayeredPane");
	JLayeredPane layeredPane = new JLayeredPane();
	public void init()
	{
		//向layeredPane中添加3个组件
		layeredPane.add(new ContentPanel(10 , 20 , "Struts2权威指南" , 
			"ico/struts2.jpg"), JLayeredPane.MODAL_LAYER);
		layeredPane.add(new ContentPanel(100 , 60 , "RoR敏捷开发最佳实践", 
			"ico/ror.jpg"), JLayeredPane.DEFAULT_LAYER);
		layeredPane.add(new ContentPanel(190 , 100 , "轻量级J2EE企业应用实战", 
			"ico/j2ee.jpg"), 4);
		layeredPane.setPreferredSize(new Dimension(400, 300));
		layeredPane.setVisible(true);
		jf.add(layeredPane);
		jf.pack();
		jf.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		jf.setVisible(true);
	}
	public static void main(String[] args) 
	{
		new TestJLayeredPane().init();
	}
}
//扩展了JPanel类，可以直接创建一个放在指定位置，
//且有指定标题、放置指定图标的JPanel对象
class ContentPanel extends JPanel
{
	public ContentPanel(int xPos , int yPos , String title , String ico)
	{
		setBorder(BorderFactory.createTitledBorder(BorderFactory.createEtchedBorder(), title));
		JLabel label = new JLabel(new ImageIcon(ico));
		add(label);
		setBounds(xPos , yPos , 160, 200);
	}
}