private void RegisterEvents(BitsJob job)
{
job.OnJobError += (s, e) =>
{
_status.NextVersion = new Version();
_status.BitsJobId = Guid.Empty;
_status.Save();
OnUpdateDownloadError(new UpdateErrorEventArgs(e.Error));
job.Cancel();
job.Dispose();
};
job.OnJobTransferred += (s, e) =>
{
job.Complete();
job.Dispose();
OnUpdateDownloaded(new UpdateDownloadedEventArgs());
};
job.OnJobModified += (s, e) =>
{
if (job != null && job.State == JobState.Transferring)
{
if (job.Progress != null)
{
OnUpdateDownloadProgressChanged(new UpdateProgressEventArgs(job.Progress.BytesTransferred, job.Progress.BytesTotal));
}
}
};
}
private void ctxmiCancel_Click(object sender, EventArgs e)
{
if (this.lvJobList.SelectedItems.Count == 1)
{
JobWrapper tag = this.lvJobList.SelectedItems[0].Tag as JobWrapper;
BitsJob bitsJob = tag.BitsJob;
if (((MessageBox.Show(string.Format("Are you sure to delete job '{0}''", bitsJob.DisplayName), "Confirmation", MessageBoxButtons.OKCancel, MessageBoxIcon.Question) == DialogResult.OK) && (bitsJob.State != JobState.Acknowledged)) && (bitsJob.State != JobState.Canceled))
{
bitsJob.Cancel();
}
this.ControlsFromJobState();
}
}
private static void ManageJobState(string button, BitsJob job)
{
switch (button)
{
case "Resume":
job.Resume();
break;
case "Cancel":
job.Cancel();
break;
}
}
/// <summary>Downloads the updates using BITS.</summary>
/// <param name="appUpdates">The application updates to download.</param>
/// <param name="downloadName">The name of the job.</param>
/// <param name="downloadLocation">The directory where the files are downloaded are stored.</param>
/// <param name="isPriority">If set to <c>True</c> the updates will download with priority.</param>
public static void DownloadUpdates(
Collection <Sui> appUpdates, string downloadName, string downloadLocation, bool isPriority = false)
{
downloadDirectory = downloadLocation;
jobName = downloadName;
if (appUpdates == null)
{
throw new ArgumentNullException(@"appUpdates");
}
if (appUpdates.Count < 1)
{
throw new ArgumentOutOfRangeException(@"appUpdates");
}
IsDownloading = true;
// It's a new manager class
manager = new BitsManager();
// Assign the event handlers
manager.OnJobTransferred -= ReportDownloadComplete;
manager.OnJobError -= ReportDownloadError;
manager.OnJobModified -= ReportDownloadProgress;
manager.OnJobTransferred += ReportDownloadComplete;
manager.OnJobError += ReportDownloadError;
manager.OnJobModified += ReportDownloadProgress;
// Load the BITS Jobs for the entire machine and current user
manager.EnumJobs();
manager.EnumJobs(JobOwner.AllUsers);
int jobCount = 0;
// Loops through the jobs, if a Seven Update job is found, try to resume, if not cancel it.
foreach (var job in manager.Jobs.Values.Where(job => job.DisplayName == jobName).ToList())
{
jobCount++;
job.EnumerateFiles();
if (job.Files.Count < 1)
{
job.Cancel();
jobCount--;
}
if (job.State == JobState.Suspended)
{
job.Resume();
}
if (job.State == JobState.Transferred)
{
job.Complete();
IsDownloading = false;
if (DownloadCompleted != null)
{
DownloadCompleted(null, new DownloadCompletedEventArgs(false));
}
return;
}
if ((job.State != JobState.Error && job.State != JobState.TransientError) && job.ErrorCount <= 0)
{
continue;
}
Utilities.ReportError(
new WebException(job.Error.Description + " " + job.Error.ErrorCode), ErrorType.DownloadError);
job.Cancel();
jobCount--;
}
if (jobCount > 0)
{
return;
}
BitsJob bitsJob = manager.CreateJob(jobName, JobType.Download);
bitsJob.Priority = isPriority ? JobPriority.Foreground : JobPriority.Normal;
bitsJob.NotificationOptions = NotificationOptions.JobErrorOccurred | NotificationOptions.JobModified
| NotificationOptions.JobTransferred;
bitsJob.NoProgressTimeout = 60;
bitsJob.MinimumRetryDelay = 60;
foreach (var update in appUpdates)
{
DownloadUpdates(update, ref bitsJob);
}
bitsJob.EnumerateFiles();
if (bitsJob.Files.Count > 0)
{
bitsJob.Resume();
}
else
{
bitsJob.Cancel();
IsDownloading = false;
if (DownloadCompleted != null)
{
DownloadCompleted(null, new DownloadCompletedEventArgs(false));
}
}
}