showbmp.java

一个GUI编程的例子 一个GUI编程的例子

import javax.imageio.ImageIO;
import java.awt.*;
import java.io.*;
import java.util.Arrays;
import javax.swing.*;
/**
*加载现示BMP图象,需要JDK1.5或以上
*@author Eatsun
*/
public class ShowBmp extends JFrame{
    public ShowBmp(String bmpFile){
        super("ShowBmp");
        Image image =null;
        try{
            image=ImageIO.read(new File(bmpFile));
        }catch(IOException ex){
        }
        JLabel label =new JLabel(new ImageIcon(image));
        add(label);
        setDefaultCloseOperation(EXIT_ON_CLOSE);
        pack();
    }
    public static void main(String[] args){
        final String fileName ="p1.bmp"; //把这个改成你自己的bmp图片的路径
        
        SwingUtilities.invokeLater(new Runnable(){
            public void run(){
                new ShowBmp(fileName).setVisible(true);
            }
        });
    }
}