实现换肤的功能 ，怎么不行啊 import java.awt.*; import java.io.*; import java.awt.event.*; import jav

import java.awt.*;import java.io.*;import java.awt.event.*;import javax.swing.*;class Skin extends Frame{ FileDialog fileDialog; JFrame frame; JLabel label; public Skin(String Tilte) { frame=new JFrame("Title"); Button btnOpen=new Button("Open"); btnOpen.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { fileDialog=new FileDialog(frame,"open",FileDialog.LOAD); fileDialog.setVisible(true); String file=fileDialog.getFile(); if(file.endsWith(".jpg")&& file.endsWith(".bmp")){ ImageIcon image=new ImageIcon(file); label=new JLabel(image); frame.add(label); frame.setSize(400,100); frame.setVisible(true); } } }); frame.add(btnOpen); } public static void main(String []args){ new Skin("皮肤"); }}