resumedialog.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.*;

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

public class ResumeDialog extends HFrame implements ActionListener
{
    private JButton resume = new JButton("Resume");
    private JButton skip = new JButton("Skip");
    private JButton over = new JButton("Overwrite");

    private DirEntry dirEntry = null;

public ResumeDialog(DirEntry dirEntry)
{
	this.dirEntry = dirEntry;

	setLocation(150,150);
	setTitle("Question");

	resume.setEnabled(false);

	JTextArea text = new JTextArea();
	text.append("A file named " + dirEntry.file + " already exists.                       \n\n");

	File f = new File(JFtp.localDir.getPath() + dirEntry.file);
	long diff = 0;

	diff = dirEntry.getRawSize() - f.length();

	if(diff == 0) text.append("It has exactly the same size as the remote file.\n\n");
        else if(diff < 0) {
		text.append("It is bigger than the remote file.\n\n");
	}
	else {
		text.append("It is smaller than the remote file.\n\n");
		resume.setEnabled(true);
	}

	getContentPane().setLayout(new BorderLayout(5,5));
	getContentPane().add("Center", text);

	HPanel p = new HPanel();
	p.add(resume);
	p.add(skip);
	p.add(over);

	getContentPane().add("South", p);

	resume.addActionListener(this);
	skip.addActionListener(this);
	over.addActionListener(this);

	pack();
	show();
}

public void actionPerformed(ActionEvent e)
{
	if(e.getSource() == resume)
	{
		this.dispose();
		JFtp.remoteDir.getCon().handleDownload(dirEntry.file);
	}
	else if(e.getSource() == skip)
	{
		this.dispose();
	}
	else if(e.getSource() == over)
	{
		this.dispose();
		File f = new File(JFtp.localDir.getPath() + dirEntry.file);
		f.delete();
		JFtp.remoteDir.getCon().handleDownload(dirEntry.file);
	}
}


}