Source code

/******************************************************************************
 *
 * Copyright (c) 1999-2008 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions, and the following disclaimer.
 *  
 * 2. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 *
 *  FileFinder.h
 *
 *****************************************************************************/

// SOL++2000
#pragma once

#include <sol\Object.h>

typedef WIN32_FIND_DATA FindData;

namespace SOL {

class FileFinder :public Object{
private:
  HANDLE hf;
  const TCHAR*  name;

public:
  FileFinder(const TCHAR* dir) 
  {
    name = dir;
    hf   = INVALID_HANDLE_VALUE;
  }

public:
  ~FileFinder() 
  {
    if (hf != INVALID_HANDLE_VALUE) {
      ::FindClose(hf);  
    }
  }
  
public:
  BOOL getFirst(FindData* fdata) 
  {
    BOOL rc = FALSE;
    if (hf != INVALID_HANDLE_VALUE) {
      ::FindClose(hf);
    }

    hf = ::FindFirstFile(name, fdata);
    if (hf != INVALID_HANDLE_VALUE) {
      rc = TRUE;
    }
    return rc;
  }

public:
  BOOL getNext(FindData* fdata) 
  {
    BOOL rc = FALSE;
    if (hf == INVALID_HANDLE_VALUE) {
      return rc;
    }

    rc = ::FindNextFile(hf, fdata);
    if (rc == FALSE) {
      ::FindClose(hf);
      hf = INVALID_HANDLE_VALUE;
    }
    return rc;
  }

};

}