public void Add(Downloader d, bool autoStart)
{
d.StateChanged+=new EventHandler(task_StateChanged);
using (locker.LockList(false))
{
downloads.Add(d);
}
OnDownloadAdd(d);
if (autoStart)
{
d.Start();
}
}
protected virtual void OnDownloadRemove(Downloader d)
{
if (DownloadRemove!=null)
{
DownloadRemove(this, new DownloadEventArgs(d));
}
}
protected virtual void OnDownloadEndWithError(Downloader d)
{
if (DownloadEndWithError!=null)
{
DownloadEndWithError(this, new DownloadEventArgs(d));
}
}
protected virtual void OnDownloadPaused(Downloader d)
{
if (DownloadPaused!=null)
{
DownloadPaused(this, new DownloadEventArgs(d));
}
}
public Downloader Add(string url, string localFilePath, int segmentCount, bool autoStart, List<Segment> segments, DateTime createdtime)
{
Downloader task = new Downloader(url, localFilePath, segmentCount, segments, createdtime);
Add(task, autoStart);
return task;
}
/// <summary>
/// 删除给定的任务
/// </summary>
/// <param name="task"></param>
public void Remove(Downloader task)
{
if (task.State!=DownloadState.NeedToPrepare ||
task.State!=DownloadState.paused ||
task.State!=DownloadState.Ended)
{
task.Pause();
}
using (locker.LockList(false))
{
downloads.Remove(task);
}
OnDownloadRemove(task);
}
/// <summary>
/// 按给定的参数添加新的任务
/// </summary>
/// <param name="url"></param>
/// <param name="localFilePath"></param>
/// <param name="segmentCount"></param>
/// <param name="autoStart"></param>
/// <returns></returns>
public Downloader Add(string url, string localFilePath, int segmentCount, bool autoStart)
{
Downloader task = new Downloader(url, localFilePath, segmentCount);
Add(task, autoStart);
return task;
}
public SegmentEventArgs(Downloader download, Segment segment)
: base(download)
{
this.segment = segment;
}
public DownloadEventArgs(Downloader downloader)
{
this.downloader = downloader;
}
/// <summary>
/// 设置表示状态的图片
/// </summary>
/// <param name="task"></param>
/// <param name="image"></param>
private void SetStateImage(Downloader task,Image image)
{
Row row = taskToRow[task] as Row;
row.Cells[0].Image = image;
}
/// <summary>
/// 添加新的任务
/// </summary>
/// <param name="d"></param>
private void AddTask(Downloader d)
{
d.SegmentFailed += new EventHandler<SegmentEventArgs>(d_SegmentFailed);
d.SegmentStarted += new EventHandler<SegmentEventArgs>(d_SegmentStarted);
d.SegmentStopped += new EventHandler<SegmentEventArgs>(d_SegmentStopped);
d.SegmentsCreated += new EventHandler(d_SegmentsCreated);
Row row = new Row();
row.Cells.AddRange(new Cell[] {
new Cell(),
new Cell(d.FileName,d.FileIcon),
new Cell((int)Math.Round(d.Progress)),
new Cell(string.Format("{0:0.00}KB/s",d.Rate/1024.0f)),
new Cell(ByteFormatter.ToString(d.DownloadedSize)),
new Cell(ByteFormatter.ToString(d.FileSize)),
new Cell(TimeSpanFormatter.ToString(d.LeftTime)),
//new Cell(TimeSpanFormatter.ToString(d.UsedTime)),
new Cell(d.FileTypeName)
});
row.Cells[1].ToolTipText = row.Cells[1].Text;
rowToTask[row] = d;
taskToRow[d] = row;
if (d.State == DownloadState.NeedToPrepare ||
d.State == DownloadState.paused || d.State==DownloadState.prepared)
{
SetStateImage(d, Resources.Paused);
}
else
{
SetStateImage(d, Resources.Working);
}
tasktable.TableModel.Rows.Add(row);
}
