remotedir.java

JAVA FTP客户端经典

/*
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.

 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
package net.sf.jftp.gui;

import net.sf.jftp.gui.framework.*;
import net.sf.jftp.config.*;
import net.sf.jftp.net.*;
import net.sf.jftp.util.*;
import net.sf.jftp.*;

import java.awt.*;
import java.awt.event.*;
import java.io.*;
import javax.swing.*;
import javax.swing.event.*;
import java.util.*;

public class RemoteDir extends DirPanel implements ListSelectionListener, ActionListener, ConnectionListener, KeyListener
{
    HImageButton deleteButton;
    HImageButton mkdirButton;
    HImageButton cmdButton;
    HImageButton refreshButton;
    HImageButton cdButton;
    HImageButton uploadButton;
    HImageButton downloadButton;
    //HImageButton openButton;

    static final String deleteString = "rm";
    static final String mkdirString = "mkdir";
    static final String refreshString = "fresh";
    static final String cdString = "cd";
    static final String cmdString = "cmd";
    static final String downloadString = "<-";
    static final String uploadString = "->";
    //static final String openString = "open";

    private DirCanvas label = new DirCanvas(this);
    private boolean pathChanged = true;
    private boolean firstGui = true;
    private int pos=0;
    private JPanel p = new JPanel();
    private BorderPanel buttonPanel = new BorderPanel();
    private JPanel currDirPanel = new JPanel();
    private DefaultListModel jlm;
    private JScrollPane jsp = new JScrollPane(jl);
    private int tmpindex = -1;
    private Hashtable dummy = new Hashtable();

    private HImageButton list = new HImageButton(Settings.listImage,"list","Show remote listing...",this);
    private HImageButton transferType = new HImageButton(Settings.typeImage,"type","Toggle transfer type...",this);


public RemoteDir()
{
	type = "remote";
	con = new FilesystemConnection();
	con.addConnectionListener(this);
	if(!con.chdir("/")) con.chdir("C:\\");
}

public RemoteDir(String path)
{
	type = "remote";
	path = path;
	con = new FilesystemConnection();
	con.addConnectionListener(this);
	con.chdir(path);
}

    public void gui_init()
    {
	setLayout(new BorderLayout());

        currDirPanel = new JPanel();
	buttonPanel.setLayout(new FlowLayout(FlowLayout.LEFT));
	buttonPanel.left = false;

        deleteButton = new HImageButton(Settings.deleteImage,deleteString,"Delete  selected",this);
        deleteButton.setToolTipText("Delete selected");

        mkdirButton = new HImageButton(Settings.mkdirImage,mkdirString,"Create a new directory",this);
        mkdirButton.setToolTipText("Create directory");

        refreshButton = new HImageButton(Settings.refreshImage,refreshString,"Refresh current directory",this);
        refreshButton.setToolTipText("Refresh directory");

        cdButton = new HImageButton(Settings.cdImage,cdString,"Change directory",this);
        cdButton.setToolTipText("Change directory");

        cmdButton = new HImageButton(Settings.cmdImage,cmdString,"Execute remote command",this);
	cmdButton.setToolTipText("Execute remote command");

        downloadButton = new HImageButton(Settings.downloadImage,downloadString,"Download selected",this);
        downloadButton.setToolTipText("Download selected");

        //openButton = new HImageButton(Settings.openImage,openString,"Connect to server",this);
        //openButton.setToolTipText("Connect");

	setLabel();
        label.setSize(getSize().width-10, 24);
        currDirPanel.add(label);
        currDirPanel.setSize(getSize().width-10, 32);
        label.setSize(getSize().width-20, 24);

	p.setLayout(new BorderLayout());
	p.add("North", currDirPanel);

        buttonPanel.add(downloadButton);

	buttonPanel.add(new JLabel("               "));

	//buttonPanel.add(openButton);
	//buttonPanel.add(new JLabel("   "));
	buttonPanel.add(refreshButton);
	buttonPanel.add(new JLabel(" "));
	buttonPanel.add(mkdirButton);
	buttonPanel.add(cdButton);
	buttonPanel.add(deleteButton);
	buttonPanel.add(new JLabel(" "));

        buttonPanel.add(cmdButton);
        buttonPanel.add(list);
        buttonPanel.add(transferType);
	buttonPanel.add(new JLabel(" "));

        buttonPanel.setVisible(true);

        buttonPanel.setSize(getSize().width-10, 32);
	p.add("West", buttonPanel);
	add("North", p);

        //setDirList(true);
        jlm=new DefaultListModel();
        jl=new JList(jlm);
        jl.setCellRenderer(new DirCellRenderer());
        jl.setVisibleRowCount(Settings.visibleFileRows);
        jl.addListSelectionListener(this);
	jl.addKeyListener(this);

        // add this becaus we need to fetch only doubleclicks
        MouseListener mouseListener = new MouseAdapter()
                                      {
                                          public void mouseClicked(MouseEvent e)
                                          {
					   if(JFtp.uiBlocked) return;

						//System.out.println("DirEntryListener::");
                                              if (e.getClickCount() == 2)
                                              {
                                                       //System.out.println("2xList selection: "+jl.getSelectedValue().toString());
                                                      int index = jl.getSelectedIndex()-1;

						      // mousewheel bugfix
						      if(index < -1) return;

						      String tgt=(String)jl.getSelectedValue().toString();

                                                      if (index < 0)
                                                      {
						      	   if(JFtp.mainFrame != null) JFtp.mainFrame.setCursor(Cursor.WAIT_CURSOR);
                                                          con.chdir(path+tgt);
							   if(JFtp.mainFrame != null) JFtp.mainFrame.setCursor(Cursor.DEFAULT_CURSOR);
                                                      }
						      else if(dirEntry == null || dirEntry.length < index || dirEntry[index] == null) return;
                                                      else if (dirEntry[index].isDirectory())
                                                      {
                                                          con.chdir(path+tgt);
                                                      } else if(dirEntry[index].isLink())
						      {
						      	  if(!con.chdir(path+tgt))
							  {
						      	  	showContentWindow(path + dirEntry[index].toString(), dirEntry[index]);
							  	//blockedTransfer(index);
							  }
						      }
                                                      else
                                                      {
						      	  showContentWindow(path + dirEntry[index].toString(), dirEntry[index]);
                                                          //blockedTransfer(index);
                                                      }
                                                  }
                                          }
                                      };
        jl.addMouseListener(mouseListener);

        jsp = new JScrollPane(jl);
        jsp.setSize(getSize().width-20, getSize().height-72);
        add("Center", jsp);
        jsp.setVisible(true);
        setVisible(true);
    }

    public void setViewPort()
    {
    }

    private void setLabel()
    {
    	if(con instanceof FilesystemConnection) label.setText("Filesystem: "+cutPath(path));
	else if(con instanceof FtpConnection) label.setText("Ftp: "+cutPath(path));
	else if(con instanceof SftpConnection) label.setText("Sftp: "+cutPath(path));
	else label.setText(cutPath(path));
    }


    public void gui(boolean fakeInit)
    {
        if (firstGui)
        {
            gui_init();
            firstGui=false;
        }

	setLabel();

	if(con instanceof FtpConnection)
	{
		list.show();
		cmdButton.show();
		transferType.show();
	}
	else
	{
		list.hide();
		cmdButton.hide();
		transferType.hide();
	}

        if (!fakeInit)
        {
            setDirList(false);
        }

	//TODO Log.debug("invalidate()");
	invalidate();
	validate();
	//TODO .debug("validated.");
    }

    public void setDirList(boolean fakeInit)
    {
        jlm = new DefaultListModel();

        DirEntry dwn = new DirEntry("..",this);
        dwn.setDirectory();
        jlm.addElement(dwn);

        if(!fakeInit)
        {
            if(pathChanged)
            {
                pathChanged = false;
		//TODO .debug("before DirLister");
                DirLister dir = new DirLister(con);

                while(!dir.finished) LocalIO.pause(10);

                if(dir.isOk())
                {
		    //TODO .debug("dir is ok");
                    length = dir.getLength();
                    dirEntry = new DirEntry[length];
                    files = dir.list();
                    String fSize[] = dir.sList();
		   int perms[] = dir.getPermissions();

		    // --------- sorting aphabetically ------------
		    if(Settings.sortDir)
	            {

		      String[] tmpx = new String[length];

		      //if(fSize != null) System.out.println(":"+length+":"+fSize.length+":"+files.length);

		      int pLength = length;
		      if(perms != null) pLength = perms.length;

		      //System.out.println(files.length + ":" + fSize.length+":"+ pLength + ":"+ length);

		      if(fSize.length != files.length || pLength != files.length || length != files.length) System.out.println("Sort mismatch - hopefully ignoring it...");

		      for(int x=0; x<length; x++)
                      {
			if(perms != null) tmpx[x] = files[x] + "@@@" + fSize[x] + "@@@" + perms[x];
			else  tmpx[x] = files[x] + "@@@" + fSize[x];
		      }
		      LocalIO.sortStrings(tmpx);

                      for(int y=0; y<length; y++)
                      {
			files[y] = tmpx[y].substring(0,tmpx[y].indexOf("@@@"));

			String tmp = tmpx[y].substring(tmpx[y].indexOf("@@@")+3);
			if(tmp.indexOf("@@@") > 0) fSize[y] =  tmp.substring(0,tmp.lastIndexOf("@@@"));
			else fSize[y] = tmp;

			if(perms != null) perms[y] = Integer.parseInt(tmpx[y].substring(tmpx[y].lastIndexOf("@@@")+3));
		      }
		    }
		    // ----------- end sorting --------------------

                    for(int i=0; i<length; i++)
                    {
                        //System.out.println(files[i]);
			if(files == null || files[i] == null)
			{
				//System.out.println("Critical error, files or files[i] is null!\nPlease report when and how this happened...");
				System.out.println("skipping setDirList, files or files[i] is null!");
				return;
				//System.exit(0);
			}

			//Log.debug("adding: " + files[i]);
			dirEntry[i] = new DirEntry(files[i],this);
			if(dirEntry[i] == null) { System.out.println("\nskipping setDirList, dirEntry[i] is null!"); return; }
			if(dirEntry[i].file == null) { System.out.println("\nskipping setDirList, dirEntry[i].file is null!"); return; }

			if(perms != null) dirEntry[i].setPermission(perms[i]);

                            dirEntry[i].setFileSize(Long.parseLong(fSize[i]));

                            if(dirEntry[i].file.endsWith("/"))
                            {
                                dirEntry[i].setDirectory();
                            }
                            else
                            {
                                dirEntry[i].setFile();
                            }
                            if(dirEntry[i].file.endsWith("###"))
                            {
                                dirEntry[i].setLink();
                            }

			    jlm.addElement(dirEntry[i]);
                    }
                }
                else
                {
                   Log.debug("Not a directory: " + path);
                }
            }
            //System.out.println("length: "+dirEntry.length);
        }
        jl.setModel(jlm);
	jl.grabFocus();
	jl.setSelectedIndex(0);

	//Log.debug("ListModel set.");
	//System.out.print("x");
    	    //new Exception().printStackTrace();
	    //System.out.println("\n\n\n");
    }

    public void actionPerformed(ActionEvent e)
    {
     if(JFtp.uiBlocked) return;

        if(e.getActionCommand().equals("rm"))
        {
	   lock(false);

	   if(Settings.getAskToDelete())
	   {
	  	if(!UITool.askToDelete(this)) return;
	   }

            for(int i=0; i<length;i++)
            {
                if(dirEntry[i].selected)
                {
			con.removeFileOrDir(dirEntry[i].file);
                }
            }

	    unlock(false);
	    fresh();
        }
        else if(e.getActionCommand().equals("mkdir"))
        {
            Creator c = new Creator("Create:",con);
	    fresh();
        }
        else if(e.getActionCommand().equals("cmd"))
        {
	    if(!(con instanceof FtpConnection))
	    {
	    	Log.debug("This feature is for ftp only.");
		return;
	    }

            RemoteCommand rc = new RemoteCommand();
	    fresh();
        }
        else if(e.getActionCommand().equals("cd"))
        {
                PathChanger pthc = new PathChanger("remote");
		fresh();
 		 //String tmp = UITool.getPathFromDialog();
		 //setPath(tmp);
        }
        else if(e.getActionCommand().equals("fresh"))
        {
            fresh();
        }
        else if(e.getActionCommand().equals("->"))
        {
	 blockedTransfer(-2);
        }
        else if(e.getActionCommand().equals("<-"))
        {
	 blockedTransfer(-2);
        }
       else if(e.getActionCommand().equals("list"))
        {
            try
            {
                java.net.URL url = new java.io.File(Settings.ls_out).toURL();
                Displayer d = new Displayer(url);
            }
            catch(java.net.MalformedURLException ex)
            {