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import java.awt.event.*;
import javax.swing.*;
import com.borland.jbcl.layout.*;
import java.io.*;
import javax.swing.tree.*;
import javax.swing.event.*;/**
* <p>Title: </p>
* <p>Description: </p>
* <p>Copyright: Copyright (c) 2003</p>
* <p>Company: </p>
* @author unascribed
* @version 1.0
*/public class BrowerFrame extends JFrame {
private JPanel contentPane;
private XYLayout xYLayout1 = new XYLayout();
private JScrollPane jScrollPane1 = new JScrollPane();
private JList jList1 = new JList();
private JLabel jLabel1 = new JLabel();
private JLabel jLabel2 = new JLabel(); File file;
DefaultMutableTreeNode top=new DefaultMutableTreeNode("我的电脑");
private JTree jTree1 = new JTree(top);
//Construct the frame
public BrowerFrame() {
enableEvents(AWTEvent.WINDOW_EVENT_MASK);
try {
jbInit();
}
catch(Exception e) {
e.printStackTrace();
}
}
//Component initialization
private void jbInit() throws Exception {
//setIconImage(Toolkit.getDefaultToolkit().createImage(BrowerFrame.class.getResource("[Your Icon]")));
contentPane = (JPanel) this.getContentPane();
contentPane.setLayout(xYLayout1);
this.setSize(new Dimension(454, 351));
this.setTitle("资源管理器");
jLabel1.setFont(new java.awt.Font("Dialog", 1, 18));
jLabel1.setText("资源管理器");
jLabel2.setFont(new java.awt.Font("Dialog", 1, 18));
jLabel2.setText("属性");
jScrollPane1.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);
jScrollPane1.setViewportBorder(BorderFactory.createLoweredBevelBorder());
jScrollPane1.setAutoscrolls(true);
jTree1.addTreeSelectionListener(new javax.swing.event.TreeSelectionListener() {
public void valueChanged(TreeSelectionEvent e) {
jTree1_valueChanged(e);
}
});
contentPane.add(jLabel1, new XYConstraints(20, 14, 118, 29));
contentPane.add(jLabel2, new XYConstraints(238, 14, 118, 29));
contentPane.add(jList1, new XYConstraints(238, 55, 198, 254));
contentPane.add(jScrollPane1, new XYConstraints(31, 59, 198, 254));
jScrollPane1.getViewport().add(jTree1, null);
this.createTree();
}
public void createTree(){
DefaultMutableTreeNode node=null;
File files[];
files=file.listRoots();
for(int i=0;i<files.length;i++){
node=new DefaultMutableTreeNode(files[i].getPath());
top.add(node);
}
}
//Overridden so we can exit when window is closed
protected void processWindowEvent(WindowEvent e) {
super.processWindowEvent(e);
if (e.getID() == WindowEvent.WINDOW_CLOSING) {
System.exit(0);
}
} void jTree1_valueChanged(TreeSelectionEvent e) {
DefaultMutableTreeNode node1=(DefaultMutableTreeNode)jTree1.getLastSelectedPathComponent();
DefaultMutableTreeNode node2=null;
DefaultListModel lm=new DefaultListModel();
String lists[];
try{
if(node1.toString()!="我的电脑"){
file=new File(this.Convert(jTree1.getSelectionPath().toString()));
lm.addElement("名称:"+node1.toString());
if(file.isDirectory()){
node1.removeAllChildren();
lists=file.list();
for(int i=0;i<lists.length;i++){
node2=new DefaultMutableTreeNode(lists[i]);
node1.add(node2);
}
lm.addElement("类型: 目录");
}
else{
lm.addElement("类型: 文件");
}
lm.addElement("是否可读: "+file.canRead());
lm.addElement("是否可写: "+file.canWrite());
lm.addElement("大小: "+String.valueOf(file.length()));
jList1.setModel(lm);
}
}
catch(Exception ex){ } }
private String Convert(String path){
String paths=new String();
int pos1,pos2;
pos1=path.indexOf(",");
pos2=pos1;
while(pos2>0){
pos2=path.indexOf(",",pos1+1);
if(pos2==-1){
paths=paths+path.substring(pos1+2,path.length()-1);
}
else{
paths=paths+path.substring(pos1+2,pos2)+"\\";
}
pos1=pos2;
}
return paths;
}
}