How to override the BasicFileChooserUI?

Question

i have been override the BasicFileChooserUI, but why the icon still not change?
main class:
import java.awt.FlowLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.filechooser.FileNameExtensionFilter;
class custom_fc extends JFrame{
    public String source = "c:/";
    myUIFileChooser mui;
    public custom_fc(){
     init();
     create_comp();
    public void create_comp(){
        JButton bOpen = new JButton("open");
        bOpen.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {       
                JFileChooser fileChooser = new JFileChooser();
                myUIFileChooser mui = new myUIFileChooser(fileChooser);
                mui.createUI(fileChooser);                         
                int returnValue = fileChooser.showOpenDialog(null);
                if (returnValue == JFileChooser.APPROVE_OPTION) {                   
                    File myFile = fileChooser.getSelectedFile();
                    source = myFile.getAbsolutePath();                                                          
         add(bOpen);
    public void init(){
        setLayout(new FlowLayout());
        setVisible(true);
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setSize(400,400);
    public static void main(String[] args){
        new custom_fc();
}myui class
import java.awt.BorderLayout;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JFileChooser;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextField;
import javax.swing.plaf.ComponentUI;
import javax.swing.plaf.basic.*;
public class myUIFileChooser extends BasicFileChooserUI
public myUIFileChooser (JFileChooser c)
     super (c);
    @Override
    protected void installIcons(JFileChooser fc) {
     directoryIcon    = new ImageIcon("new_directoryIcon.png");
        newFolderIcon    = new ImageIcon("new_newFolderIcon.png");
     upFolderIcon     = new ImageIcon("new_upFolderIcon.png");
        homeFolderIcon   = new ImageIcon("new_olderIcon.png");
    public static ComponentUI createUI (JComponent c)
         JFileChooser fc = (JFileChooser) c;
         myUIFileChooser ui = new myUIFileChooser (fc);
         ui.installIcons (fc);
         return (ui);
}thxx..

Answer 1

If you want to change the icons for your entire application then you can use the UIManager.
Check out my [UIManager Defaults|http://www.camick.com/java/blog.html?name=uimanager-defaults] blog entry.