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import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.DefaultTreeModel;
import java.io.*;
import java.awt.*;
import javax.swing.*;
import javax.swing.tree.TreeCellRenderer;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import javax.swing.tree.TreePath;
/**
* <p>Title: JDHSystemFileTree</p>
* <p>Description: ?μí3????ê÷￡??ˉì?éú3é￡??a????è??yμ??êìa </p>
* <p>Copyright: Copyright (c) 2007</p>
* @author ?ˉ?ò??3±
* @version 1.0
*/
public class SystemFileTree {
???? private DefaultTreeModel model;
???? private JTree tree;
???? public SystemFileTree () {
???????? JFrame f=new JFrame();
???????? f.getContentPane().setLayout(new BorderLayout());
???????? tree=new JTree();
?????? tree.addMouseListener(new MouseAdapter(){
???????????? public void mousePressed(MouseEvent e){
???????????????? node_mouseAction(e);
???????????? }
???????? });
???????? JScrollPane scroll=new JScrollPane(tree);
???????? f.getContentPane().add(scroll,BorderLayout.CENTER);
???????? f.setLocation(250,250);
???????? f.setSize(new Dimension(300,500));
???????? f.setVisible(true);
???? }
???? private void node_mouseAction(MouseEvent e){
???????? int row = tree.getRowForLocation(e.getX(), e.getY());
???????? PathNode pathNode =null;
???????? if(row != -1){
???????? TreePath path = tree.getPathForRow(row);
???????? pathNode = (PathNode)path.getLastPathComponent();
???????? if(pathNode.isFolder()&&pathNode.getChildCount()==0){
???????????? builderNode(pathNode);
???????????? tree.expandPath(path);
???????? }
???????? }
???? }
???? private PathNode builderNode(PathNode pathNode){
???????? String filePath= pathNode.getValue().toString();
???????? File file=new File(filePath);
???????? File[] files=file.listFiles();
?????? for(int i=0;i<files.length;i++){
?????????? PathNode node=new PathNode(files[i].getName(), files[i].getAbsolutePath (),files[i].isDirectory());
?????????? pathNode.add(node);
?????? }
???????? return pathNode;
???? }
???? private void initData(String??rootPath){
???????? Fil
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