/// <summary>
/// Unregisters a file catalogue enumerator.
/// </summary>
/// <param name="enumerator">Instance of the file catalogue enumerator, which should be unregistered.</param>
public static void UnregisterFileCatalogueEnumerator(IFileCatalogueEnumerator enumerator)
{
if (enumerator != null)
{
sFileCatalogueEnumeratorTypes.Remove(enumerator.GetType().Name);
}
foreach (var extensionToUnregister in sFileCatalogueEnumerators.Where(registeredFileEnumerator => registeredFileEnumerator.Value == enumerator).Select(registeredFileEnumerator => registeredFileEnumerator.Key).ToList())
{
sFileCatalogueEnumerators.Remove(extensionToUnregister);
}
}
/// <summary>
/// Adds a file catalogue enumerator to the compound file enumerator.
/// </summary>
/// <param name="fileCatalogueEnumerator">File catalogue enumerator, which should be added.</param>
/// <returns>CompoundFileEnumeratorBuilder creating the current compound file enumerator.</returns>
public CompoundFileEnumeratorBuilder FileCatalogueEnumerator(IFileCatalogueEnumerator fileCatalogueEnumerator)
{
if (fileCatalogueEnumerator == null)
{
return(this);
}
NextEnumerator();
mCurrentEnumerator = fileCatalogueEnumerator;
return(this);
}
/// <summary>
/// Registers a file catalogue enumerator.
/// </summary>
/// <param name="enumerator">File catalogue enumerator instance, which should be registered.</param>
/// <param name="extensions">List of file extensions, for which the file catalogue enumerator can be applied.</param>
public static void RegisterFileCatalogueEnumerator(IFileCatalogueEnumerator enumerator, params string[] extensions)
{
if (enumerator == null)
{
return;
}
sFileCatalogueEnumeratorTypes[enumerator.GetType().Name] = enumerator.GetType();
foreach (var extension in extensions)
{
sFileCatalogueEnumerators[extension] = enumerator;
}
}
