Windows Vista Sidebar Gadget and Standalone :: FTP-BOX

using System;
using System.Collections.Generic;
using System.Text;
using System.ComponentModel;
using System.IO;

namespace DSn.FtpBox.Objects
{
  public class Ftp
  {
    public event EventHandler<DoDownloadEventArgs> DoDownload;
    public event EventHandler<DoUploadEventArgs> DoUpload;
    public event EventHandler<DoListEventArgs> DoList;
    public event EventHandler DoConnect;
    public event EventHandler DoDisconnect;

    public event EventHandler SettingsChanged;
    private void OnSettingsChanged(EventArgs e)
    {
      if (SettingsChanged != null) SettingsChanged(this, e);
    }

    private FtpSettingsData ftpData;
    public FtpSettingsData FtpData
    {
      get { return ftpData; }
      set
      {
        ftpData = value;
        OnSettingsChanged(new EventArgs());
      }
    }

    public void Upload(FtpFile ftpFile, string source)
    {
      if (DoUpload != null) DoUpload(this, new DoUploadEventArgs(ftpFile, source));
    }

    public void Download(FtpFile ftpFile, string target)
    {
      if (DoDownload != null) DoDownload(this, new DoDownloadEventArgs(ftpFile, target));
    }

    public List<FtpFile> List()
    {
      DoListEventArgs e = new DoListEventArgs();
      if (DoList != null) DoList(this, e);
      return e.Result;
    }

    public void Connect()
    {
      if (DoConnect != null) DoConnect(this, new EventArgs());
    }

    public void Disconnect()
    {
      if (DoDisconnect != null) DoDisconnect(this, new EventArgs());
    }

    public event EventHandler<DoDeleteEventArgs> DoDelete;
    public void Delete(FtpFile ftpFile)
    {
      if (DoDelete != null) DoDelete(this, new DoDeleteEventArgs(ftpFile));
    }

    public class ProgressEventArgs : CancelEventArgs
    {
      private readonly FtpFile ftpFile;
      public FtpFile FtpFile
      {
        get { return ftpFile; }
      }

      private readonly int progress;
      public int Progress
      {
        get { return progress; }
      }

      public ProgressEventArgs(FtpFile ftpFile, int progress)
      {
        this.ftpFile = ftpFile;
        this.progress = progress;
      }
    }
    public event EventHandler<ProgressEventArgs> Progress;
    public bool OnProgress(FtpFile ftpFile, int progress)
    {
      ProgressEventArgs e = new ProgressEventArgs(ftpFile, progress);
      if (Progress != null) Progress(this, e);
      return e.Cancel;
    }
  }
}