public EventTransition(FileChangedReason previousReason, FileChangedReason currentReason, FileChangedReason newReason)
{
PreviousReason = previousReason;
CurrentReason = currentReason;
NewReason = newReason;
}
public FileChangedEventArgs(string file, FileChangedReason reason)
{
File = file;
ChangedReason = reason;
}
private void AddEvent(string file, FileChangedReason reason)
{
lock (_eventsLock)
{
_events.Add(new FileChangedEventArgs(file, reason));
}
Task.Delay(500).ContinueWith(task =>
{
lock (_eventsLock)
{
if (_events.Any())
{
try
{
if (Changed != null)
{
var events = new Dictionary<string, FileChangedReason>();
foreach (var evt in _events)
{
FileChangedReason prevReason;
if (!events.TryGetValue(evt.File, out prevReason))
{
prevReason = FileChangedReason.None;
}
var newReason = _eventTransitions
.Single(t => t.PreviousReason == prevReason && t.CurrentReason == evt.ChangedReason)
.NewReason;
events[evt.File] = newReason;
}
foreach (var evt in events.Where(x => x.Value != FileChangedReason.None))
{
Changed(this, new FileChangedEventArgs(evt.Key, evt.Value));
}
}
}
finally
{
_events.Clear();
}
}
}
});
}
