private void ReportUpdateProgress(DownloadProgress progress)
{
if (progress.Percentage == 1)
{
progressBox.finished = true;
}
progressBox.progressBar.Value = progress.Percentage * 100;
progressBox.taskBarItem.ProgressValue = progress.Percentage;
progressBox.progressTitle.Text = $"Downloading {progress.FileName}...";
progressBox.progressText.Text = $"{Math.Round(progress.Percentage * 100, 2)}% " +
$"({StringConverters.FormatSize(progress.DownloadedBytes)} of {StringConverters.FormatSize(progress.TotalBytes)})";
}