/// <summary>
/// Background thread to do the downloading and installing of updates.
/// </summary>
/// <param name="sender">The object triggering this event/</param>
/// <param name="e">Event argument.</param>
private void downloader_DoWork(object sender, DoWorkEventArgs e)
{
List <DownloadInfo> downloads = (List <DownloadInfo>)e.Argument;
SteppedProgressManager overallProgress = new SteppedProgressManager();
long totalDownloadSize = downloads.Sum(delegate(DownloadInfo download)
{
return(download.FileSize);
});
foreach (DownloadInfo download in downloads)
{
ProgressManagerBase downloadProgress = null;
ProgressChangedEventHandler localHandler =
delegate(object sender2, ProgressChangedEventArgs e2)
{
DownloadInfo downloadInfo = (DownloadInfo)sender2;
if (downloadProgress == null)
{
downloadProgress = e2.Progress;
overallProgress.Steps.Add(new SteppedProgressManagerStep(
e2.Progress, download.FileSize / (float)totalDownloadSize));
}
downloader_ProgressChanged(sender2,
new ProgressChangedEventArgs(overallProgress, e2.UserState));
};
download.Download(localHandler);
}
e.Result = e.Argument;
}
private void UpdateProgress()
{
if (!task.Executing)
{
//The task is done! Bail out and let the completion handler reset the UI
return;
}
//Get the name of the current erasure target to display the overall status
SteppedProgressManager taskProgress = task.Progress;
ErasureTargetProgressManagerStep taskStep =
(ErasureTargetProgressManagerStep)taskProgress.CurrentStep;
if (taskStep == null)
{
return;
}
else if (!string.IsNullOrEmpty(taskStep.Name))
{
status.Text = taskStep.Name;
}
else
{
status.Text = S._("Erasing...");
}
//The get the current step of the target to set the current item name
SteppedProgressManagerStepBase targetStep =
(SteppedProgressManagerStepBase)taskStep.Target.Progress.CurrentStep;
if (targetStep == null)
{
return;
}
else if (!string.IsNullOrEmpty(targetStep.Name))
{
item.Text = WrapItemName(targetStep.Name);
}
//Determine if the tag information of the step's progress manager is an
//object array or a string.
ProgressManagerBase targetStepProgress = targetStep.Progress;
{
object tag = targetStepProgress.Tag;
if (tag == null)
{
if (string.IsNullOrEmpty(targetStep.Name))
{
item.Text = string.Empty;
}
}
else if (tag.GetType() == typeof(string))
{
item.Text = (string)tag;
}
else if (tag.GetType() == typeof(int[]))
{
pass.Text = S._("{0} out of {1}", ((int[])tag)[0], ((int[])tag)[1]);
}
}
if (targetStepProgress.TimeLeft >= TimeSpan.Zero)
{
timeLeft.Text = S._("About {0} left", RoundToSeconds(targetStepProgress.TimeLeft));
}
else
{
timeLeft.Text = S._("Unknown");
}
if (!targetStepProgress.ProgressIndeterminate)
{
itemProgress.Style = ProgressBarStyle.Continuous;
itemProgress.Value = (int)(targetStepProgress.Progress * 1000);
itemProgressLbl.Text = targetStepProgress.Progress.ToString("#0%",
CultureInfo.CurrentCulture);
}
else
{
itemProgress.Style = ProgressBarStyle.Marquee;
itemProgressLbl.Text = string.Empty;
}
if (!taskProgress.ProgressIndeterminate)
{
overallProgress.Style = ProgressBarStyle.Continuous;
overallProgress.Value = (int)(taskProgress.Progress * 1000);
overallProgressLbl.Text = S._("Total: {0,2:#0.00%}", taskProgress.Progress);
}
else
{
overallProgress.Style = ProgressBarStyle.Marquee;
overallProgressLbl.Text = S._("Total: Unknown");
}
}
