/// <summary>
/// Adds sub-downloader as a current suboperation, so its progress will be returned as current operation
/// progress.
/// </summary>
/// <param name="subDownloader">Downloader to register as sub-downloader.</param>
protected void AddAsCurrentOperation(AbstractDownloader subDownloader)
{
this.AddSubDownloader(subDownloader);
subDownloader.ProgressChanged +=
(sender, args) => this.SetCurrentOperationProgress(subDownloader, subDownloader.Info, args.Progress);
subDownloader.EstimationChanged +=
(sender, args) => this.SetCurrentOperationEstimation(subDownloader, args.Estimation);
this.SetCurrentOperationEstimation(subDownloader, subDownloader.Estimation);
this.SetCurrentOperationProgress(subDownloader, subDownloader.Info, subDownloader.Progress);
}
/// <summary>
/// Registers another downloader as sub-downloader of this downloader, capable of doing part of the job,
/// reporting progress, status and current operation progress.
/// </summary>
/// <param name="subDownloader">Downloader to register as sub-downloader.</param>
public void AddSubDownloader(AbstractDownloader subDownloader)
{
lock (this)
{
this.AddTask(subDownloader);
this.SubDownloaders.Add(subDownloader);
subDownloader.StatusAccumulator = this.StatusAccumulator;
subDownloader.StatusChanged += this.OnStatusChanged;
subDownloader.PreliminaryResultsReady += this.PreliminaryResultsReady;
subDownloader.CurrentOperationEstimationChanged += this.OnCurrentOperationEstimationChanged;
subDownloader.CurrentOperationProgressChanged += this.OnCurrentOperationProgressChanged;
}
}