public void Add(object referenceObject, string path,
Delegates.FileChangedHandlerDelegate fileChanged,
Delegates.FileCreatedHandlerDelegate fileCreated,
Delegates.FileDeletedHandlerDelegate fileDeleted,
Delegates.FileRenamedHandlerDelegate fileRenamed)
{
string folder = GetFolder(path);
FolderMonitor folderMonitor = null;
if (_FolderMonitors.ContainsKey(folder))
{
if (!_FolderMonitors[folder].ReferencedObjects.Exists(x => x.Equals(referenceObject)))
{
folderMonitor = _FolderMonitors[folder];
}
else
{
return;
}
}
else
{
folderMonitor = new FolderMonitor(folder);
if (!_FolderMonitors.TryAdd(folder, folderMonitor))
{
throw new Exception(string.Format("failed to add folder '{0}' monitor.", folder));
}
}
folderMonitor.ReferencedObjects = folderMonitor.ReferencedObjects.Append(referenceObject);
if (fileChanged != null)
{
folderMonitor.FileChanged += fileChanged;
}
if (fileCreated != null)
{
folderMonitor.FileCreated += fileCreated;
}
if (fileDeleted != null)
{
folderMonitor.FileDeleted += fileDeleted;
}
if (fileRenamed != null)
{
folderMonitor.FileRenamed += fileRenamed;
}
folderMonitor.Start();
}
public void Remove(object referenceObject, string path,
Delegates.FileChangedHandlerDelegate fileChanged,
Delegates.FileCreatedHandlerDelegate fileCreated,
Delegates.FileDeletedHandlerDelegate fileDeleted,
Delegates.FileRenamedHandlerDelegate fileRenamed)
{
string folder = GetFolder(path);
FolderMonitor folderMonitor = null;
if (_FolderMonitors.ContainsKey(folder) && _FolderMonitors[folder].ReferencedObjects.Exists(x => x.Equals(referenceObject)))
{
folderMonitor = _FolderMonitors[folder];
}
else
{
return;
}
folderMonitor.ReferencedObjects = folderMonitor.ReferencedObjects.Remove(x => x.Equals(referenceObject));
if (fileChanged != null)
{
folderMonitor.FileChanged -= fileChanged;
}
if (fileCreated != null)
{
folderMonitor.FileCreated -= fileCreated;
}
if (fileDeleted != null)
{
folderMonitor.FileDeleted -= fileDeleted;
}
if (fileRenamed != null)
{
folderMonitor.FileRenamed -= fileRenamed;
}
if (folderMonitor.ReferencedObjects.Length == 0)
{
folderMonitor.Stop();
if (!_FolderMonitors.TryRemove(folder, out folderMonitor))
{
// TODO: throw
}
}
}