static void OnFileWatcherDirectoryDeletedEvent(object sender, DirectoryDeletedEventArgs e)
{
lock (Lock)
{
Console.WriteLine("OnDirectoryDeletedEvent:");
Console.WriteLine(" FilePath = {0}", e.FilePath);
Console.WriteLine();
}
}
private void OnFileDeleted(object sender, FileSystemEventArgs e)
{
var filePath = e.FullPath;
//There is no good way of detecting files without extensions and directories with full stops in name. The file/directory has been deleted so we can't find it out from the path.
var isDirectory = Path.GetExtension(filePath) == string.Empty;
if (isDirectory)
{
lock (_filesRaisingEventsLock)
{
var filesInDirectory = _filesChanging.Keys.Where(x => x.StartsWith(e.FullPath + "/"));
foreach (var fileInDirectory in filesInDirectory)
{
Pop(fileInDirectory);
}
}
var directoryDeletedEventArgs = new DirectoryDeletedEventArgs(e.FullPath, UserState);
RaiseAsynchronousOnDirectoryDeletedEvent(directoryDeletedEventArgs);
return;
}
if (!ShouldMonitorFile(filePath)) return;
lock (_filesRaisingEventsLock)
{
if (_filesChanging.ContainsKey(filePath))
{
Pop(filePath);
var fileFinishedChangingEventArgs = new FileFinishedChangingEventArgs(filePath, FileEventType.Deleted, UserState);
RaiseAsynchronousOnFileFinishedChangingEvent(fileFinishedChangingEventArgs);
}
}
var fileDeletedEventArgs = new FileDeletedEventArgs(e.FullPath, UserState);
RaiseAsynchronousOnFileDeletedEvent(fileDeletedEventArgs);
}
/// <summary>
/// Template method to add default behaviour for the event
/// </summary>
private void OnDirectoryDeletedEvent(DirectoryDeletedEventArgs e)
{
// TODO: Implement default behaviour of OnDirectoryDeletedEvent
}
/// <summary>
/// Will raise the event on the current thread synchronously.
/// i.e. it will wait until all event handlers have processed the event.
/// </summary>
/// <param name="e">The state to be passed to the event.</param>
private void RaiseOnDirectoryDeletedEvent(DirectoryDeletedEventArgs e)
{
// Make a temporary copy of the event to avoid possibility of
// a race condition if the last subscriber unsubscribes
// immediately after the null check and before the event is raised.
DirectoryDeletedEventHandler eventHandler;
if (!Monitor.TryEnter(_directoryDeletedEventLock, _lockTimeout))
{
throw new ApplicationException("Timeout waiting for lock - RaiseOnDirectoryDeletedEvent");
}
try
{
eventHandler = _directoryDeletedEvent;
}
finally
{
Monitor.Exit(_directoryDeletedEventLock);
}
OnDirectoryDeletedEvent(e);
if (eventHandler != null)
{
eventHandler(this, e);
}
}
/// <summary>
/// Will raise the event on the calling thread synchronously.
/// i.e. it will wait until all event handlers have processed the event.
/// </summary>
/// <param name="state">The state to be passed to the event.</param>
private void RaiseCrossThreadOnDirectoryDeletedEvent(DirectoryDeletedEventArgs e)
{
_asyncOperation.SynchronizationContext.Send(new SendOrPostCallback(AsynchronousOnDirectoryDeletedEventRaised), e);
}
/// <summary>
/// Will raise the event on the calling thread asynchronously.
/// i.e. it will immediatly continue processing even though event
/// handlers have not processed the event yet.
/// </summary>
/// <param name="state">The state to be passed to the event.</param>
private void RaiseAsynchronousOnDirectoryDeletedEvent(DirectoryDeletedEventArgs e)
{
_asyncOperation.Post(new SendOrPostCallback(AsynchronousOnDirectoryDeletedEventRaised), e);
}
