/// -----------------------------------------------------------------------------
/// <summary>
/// Removes a watched file from the collection
/// </summary>
/// <param name="ObjectPath">The key to remove from the collection</param>
/// <remarks></remarks>
/// <history>
/// [michaelpi] 6/4/2004 Created
/// </history>
/// -----------------------------------------------------------------------------
public static void RemoveWatchedFile(string ObjectPath)
{
WatchedObject watchedObject = null;
if (_watchedObjects.ContainsKey(ObjectPath))
{
watchedObject = _watchedObjects[ObjectPath];
if (watchedObject == null)
{
throw (new Exception(
string.Format("Unable to retreive the object from the collection using path {0}", ObjectPath)));
}
var watcher = watchedObject.Watcher;
watcher.Created -= OnFileCreated;
watcher.Changed -= OnFileChanged;
watcher.Deleted -= OnFileDeleted;
watcher.EnableRaisingEvents = false;
watcher.Dispose();
_watchedObjects.Remove(ObjectPath);
}
else
{
throw (new Exception(string.Format("The item {0} does not exist in the collection", ObjectPath)));
}
}
/// -----------------------------------------------------------------------------
/// <overloads>
/// Adds a watched object into the collection
/// </overloads>
/// <summary>
/// Adds a watched object into the collection
/// </summary>
/// <param name="ObjectPath">The path of the item</param>
/// <param name="Filter"></param>
/// <param name="IncludeSubdirectories"></param>
/// <remarks></remarks>
/// <history>
/// [michaelpi] 6/4/2004 Created
/// [karunk] 6/28/2004 Changed the NotifyFilter so that
/// events get fired properly for Creation,
/// Deletion and Change.
/// </history>
/// -----------------------------------------------------------------------------
public static void AddWatchedObject(string ObjectPath)
{
WatchedObject watchedObject = null;
var watcher = new FileSystemWatcher();
watcher.Path = new FileInfo(ObjectPath).DirectoryName;
watcher.Filter = Path.GetFileName(ObjectPath);
watcher.IncludeSubdirectories = false;
watcher.NotifyFilter = NotifyFilters.LastWrite;
//-----------------------------------------------------------------------------
// Set the Handlers
//-----------------------------------------------------------------------------
watcher.Changed += OnFileChanged;
watcher.Deleted += OnFileDeleted;
watcher.Created += OnFileCreated;
watcher.EnableRaisingEvents = true;
watchedObject = new WatchedObject(ObjectType.File, watcher);
_watchedObjects.Add(ObjectPath, watchedObject);
}
