UploadStore.cs :  » Business-Application » DC » DCSharp » GUI » C# / CSharp Open Source

/*
 * Copyright (C) 2006-2007 Eskil Bylund
 *
 * 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

using System;
using System.IO;
using System.Collections.Generic;

using Gtk;
using Mono.Unix;

using DCSharp.Backend.Objects;

namespace DCSharp.GUI{
  public class UploadStore : ListStore
  {
    private Dictionary<UploadFileInfo, TreeIter> uploadToIter;
    
    public enum Column {
      Object,
      Name,
      Path,
      SizeText,
      Size,
      Position,
      ProgressText,
      Progress,
      TimeLeft,
      User,
      Started
    };
    
    public UploadStore() : base(typeof(object), typeof(string),
      typeof(string), typeof(string), typeof(double), typeof(double),
      typeof(string), typeof(int), typeof(string), typeof(string),
      typeof(string))
    {
      uploadToIter = new Dictionary<UploadFileInfo, TreeIter>();
    }
    
    #region Methods
    
    public TreeIter Add(UploadFileInfo upload)
    {
      if (upload == null)
      {
        throw new ArgumentNullException("upload");
      }
      
      TreeIter iter = AppendValues(upload);
      SetValue(iter, (int)Column.Started, DateTime.Now.ToString());
      
      uploadToIter.Add(upload, iter);
      
      Update(upload);
      return iter;
    }
    
    public TreeIter Remove(UploadFileInfo upload)
    {
      if (upload == null)
      {
        throw new ArgumentNullException("upload");
      }
      
      TreeIter iter = uploadToIter[upload];
      uploadToIter.Remove(upload);
      
      Remove(ref iter);
      return iter;
    }
    
    public void Update(UploadFileInfo upload)
    {
      if (upload == null)
      {
        throw new ArgumentNullException("upload");
      }
      if (!uploadToIter.ContainsKey(upload))
      {
        return;
      }
      
      TreeIter iter = uploadToIter[upload];
      
      if (!upload.IsFileList)
      {
        SetValue(iter, (int)Column.Name, Path.GetFileName(upload.Name));
        SetValue(iter, (int)Column.Path, Path.GetDirectoryName(upload.Name));
      }
      else
      {
        SetValue(iter, (int)Column.Name, Catalog.GetString("File list"));
      }
      SetValue(iter, (int)Column.Size, (double)upload.Size);
      SetValue(iter, (int)Column.SizeText, Util.FormatFileSize(upload.Size));
      SetValue(iter, (int)Column.User, upload.User.Nick);
      
      // Progress
      string progressText = String.Format(Catalog.GetString("{0} of {1}"),
        Util.FormatFileSize(upload.Position),
        Util.FormatFileSize(upload.Size));
      
      double progress = (double)upload.Position / upload.Size;
      
      SetValue(iter, (int)Column.ProgressText, " " + progressText + " ");
      SetValue(iter, (int)Column.Progress, (int)(progress * 100));
      
      // Remaining
      if (upload.Active && upload.Bps > 0)
      {
        TimeSpan remaining = upload.GetRemainingTime();
        SetValue(iter, (int)Column.TimeLeft, remaining.ToString());
      }
      else
      {
        SetValue(iter, (int)Column.TimeLeft, null);
      }
    }
    
    public bool Contains(UploadFileInfo upload)
    {
      return uploadToIter.ContainsKey(upload);
    }
    
    #endregion
  }
}