///////////////////////////////////////////////////////////////////////
///  BridgeToCPPengine.h - Shows how to use traditional, unmanaged  ///
///  ver 1.0               C++ packaged as a dll library from       ///
///                        managed code.                            ///
///                                                                 ///
///  Language:     Visual C++, ver 7.0, Visual Studio.Net           ///
///  Platform:     Dell Dimension 8100, Windows Pro 2000            ///
///  Application:  CSE681 Example                                   ///
///  Author:       Jim Fawcett, CST 2-187, Syracuse Univ.           ///
///                (315) 443-3948, jfawcett@twcny.rr.com            ///
///////////////////////////////////////////////////////////////////////
/*
     Public Interface:
     -----------------
     Bridge br = new Bridge();
     br.attach(someFile);
     br.getTok(tokStr);

*/
/////////////////////////////////////////////////////////////////////// 
///  build process                                                  ///
///////////////////////////////////////////////////////////////////////
///  Required Files:                                                ///
///    BridgeToCPPengine.h, BridgeToCPPengine.cpp                   ///
///  Compile Command:                                               ///
///    cl /MTd /LD BridgeToCPPengine.cpp                            ///
///  Visual Studio IDE:                                             ///
///    - set compiler options to place dll in TestBridge/Debug      ///
///    - use managed C++ library project                            ///
///  Run Command:                                                   ///
///    none                                                         ///
///////////////////////////////////////////////////////////////////////
/*
     Maintenance History
     ===================
     ver 1.0 : 09/13/02
       - first release
        
*/
//

#pragma once
#using <mscorlib.dll>
#include "tok.h"
#include <fstream>
using namespace System;
using namespace System::Text;

namespace bridgeToCPPengine
{
  // can't:
  //   - be templated
  //   - use friends
  //   - use multiple inheritance

  class TokMgr
  {
  private:
    toker<codeDelimiter>* _toker;
    ifstream input;

  public:
    TokMgr() : _toker(0) {}
    bool SetStream(String* fileName);
    bool GetTok(String*& pTok);
  };

	public __gc class Bridge
	{
    // need gcroot here?
    TokMgr* pTokMgr;

  public:
    Bridge()
    {
      pTokMgr = new TokMgr();
    }
    ~Bridge()
    {
      delete pTokMgr;
    }
    bool attach(String* fileName);
    bool GetTok(String*& pTok);
	};
}