public IProgress StartProgress()
{
ProgressItem progressItem = new ProgressItem();
progressItem.stepCount = 0;
progressItem.maxCount = 1;
long progressId = 0;
while (progressId == 0)
{
progressId = (long)(new Random().NextDouble() * long.MaxValue);
foreach (ProgressItem existingProgressItem in progressItems)
{
if (existingProgressItem.progressId == progressId)
{
progressId = 0;
break;
}
}
}
progressItem.progressId = progressId;
progressItems.Add(progressItem);
ProgressEvent pEvent = new ProgressEvent();
pEvent.ProgressID = progressId;
return(pEvent);
}
public void Step(int stepCount, int maxCount)
{
ProgressItem progressItem = GetCurrentProgressItem();
progressItem.stepCount += stepCount;
progressItem.maxCount += maxCount;
ProgressItemUpdated(progressItem);
}
public void Failure(Exception e)
{
if (progressItems.Count == 0)
{
throw new NotSupportedException();
}
ProgressItem progressItem = progressItems[progressItems.Count - 1];
progressItems.RemoveAt(progressItems.Count - 1);
ProgressItemUpdated(progressItem, e);
}
protected void ProgressItemUpdated(ProgressItem progressItem, Exception e)
{
ProgressEvent progressEvent = new ProgressEvent();
progressEvent.ProgressID = progressItem.progressId;
progressEvent.CurrentSteps = progressItem.stepCount;
progressEvent.ProgressID = progressItem.maxCount;
progressEvent.Exception = e;
ProgressListener.HandleProgress(progressEvent);
}
public void EndProgress(Object result)
{
if (progressItems.Count == 0)
{
throw new NotSupportedException();
}
ProgressItem progressItem = progressItems[progressItems.Count - 1];
progressItems.RemoveAt(progressItems.Count - 1);
progressItem.stepCount = progressItem.maxCount;
ProgressItemUpdated(progressItem);
}
protected void ProgressItemUpdated(ProgressItem progressItem)
{
ProgressItemUpdated(progressItem, null);
}
