"Browse For Folder" dialog alike with source

// TreeNode.h: interface for the CTreeNode class.
//
// Written by Marat Bedretdinov (maratb@hotmail.com)
// Copyright (c) 2000.
//
// This code may be used in compiled form in any way you desire. This
// file may be redistributed unmodified by any means PROVIDING it is 
// not sold for profit without the authors written consent, and 
// providing that this notice and the authors name is included. 
//
// This file is provided "as is" with no expressed or implied warranty.
// The author accepts no liability if it causes any damage whatsoever.
// It's free - so you get what you pay for.

#if !defined(AFX_TREENODE_H__85AFE5B5_749B_4B2A_8F0B_45421451759F__INCLUDED_)
#define AFX_TREENODE_H__85AFE5B5_749B_4B2A_8F0B_45421451759F__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#include "TreeVisitor.h"

interface ITreeNode  
{
public:
	                        ITreeNode();
	virtual                 ~ITreeNode();

   virtual   void           Accept(CTreeVisitor&) = 0;

   virtual   void	        Cleanup() = 0;

   virtual   void	        FindChildren() = 0;

   virtual   ITreeNode*     FindChild(const char*) = 0;

   virtual   ITreeNode*     FindImmediateChild(const char*, UINT) = 0;

   virtual   ITreeNode*     FindImmediateChild(LPITEMIDLIST*) = 0;

   virtual   ITreeNode*	    GetChild(unsigned long n) = 0;
   
   virtual unsigned long	GetChildrenN(LPITEMIDLIST) = 0;

   virtual unsigned long	GetChildrenN(const char*) = 0;

   virtual unsigned long	GetChildrenN() const = 0;

   virtual   ITreeNode*     GetParent() = 0;

   virtual   IShellFolder*  GetShellFolder() {return 0;}

   virtual   void	        SetFindDepth(unsigned long n) = 0;

   virtual   void           SetFilter(UINT) = 0;

   virtual   UINT           GetFilter() const = 0;

   virtual   bool	        IsSearched() const = 0;

   virtual   bool	        IsDirectory() const = 0;

   virtual   bool           IsSystemDirectory() const = 0;

   virtual   bool	        HasChildren() const = 0;

   virtual   const char*	GetName() = 0;

   virtual   const char*	GetNameDebug() = 0;

   virtual   const char*	GetPath() const = 0;

   virtual   bool			CompareUniqueID(void*) = 0;

   virtual   void*          GetRelativeUniqueId() const = 0;

   virtual   void*          GetFullUniqueId() const = 0;

   virtual   const SHFILEINFO&    GetSmallIcon() = 0;

   virtual   const SHFILEINFO&    GetSmallOpenIcon() = 0;

   virtual   int            operator==(const ITreeNode&) = 0;

   virtual   void           RunIt() = 0;
};

#endif // !defined(AFX_TREENODE_H__85AFE5B5_749B_4B2A_8F0B_45421451759F__INCLUDED_)