public override Boolean ReadDirectoryEntry(
Object FileNode0,
Object FileDesc,
String Pattern,
String Marker,
ref Object Context,
out String FileName,
out FileInfo FileInfo)
{
FileNode FileNode = (FileNode)FileNode0;
IEnumerator <String> Enumerator = (IEnumerator <String>)Context;
if (null == Enumerator)
{
List <String> ChildrenFileNames = new List <String>();
if ("\\" != FileNode.FileName)
{
/* if this is not the root directory add the dot entries */
if (null == Marker)
{
ChildrenFileNames.Add(".");
}
if (null == Marker || "." == Marker)
{
ChildrenFileNames.Add("..");
}
}
ChildrenFileNames.AddRange(FileNodeMap.GetChildrenFileNames(FileNode,
"." != Marker && ".." != Marker ? Marker : null));
Context = Enumerator = ChildrenFileNames.GetEnumerator();
}
while (Enumerator.MoveNext())
{
String FullFileName = Enumerator.Current;
if ("." == FullFileName)
{
FileName = ".";
FileInfo = FileNode.GetFileInfo();
return(true);
}
else if (".." == FullFileName)
{
Int32 Result = STATUS_SUCCESS;
FileNode ParentNode = FileNodeMap.GetParent(FileNode.FileName, ref Result);
if (null != ParentNode)
{
FileName = "..";
FileInfo = ParentNode.GetFileInfo();
return(true);
}
}
else
{
FileNode ChildFileNode = FileNodeMap.Get(FullFileName);
if (null != ChildFileNode)
{
FileName = Path.GetFileName(FullFileName);
FileInfo = ChildFileNode.GetFileInfo();
return(true);
}
}
}
FileName = default(String);
FileInfo = default(FileInfo);
return(false);
}
