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// DirHelper.hh
// Copyright (c) 2002-2003 Henrik Kinnunen (fluxgen at users.sourceforge.net)
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
// $Id: DirHelper.hh,v 1.2 2003/02/15 01:41:50 fluxgen Exp $
#ifndef DIRHELPER_HH
#define DIRHELPER_HH
#include "NotCopyable.hh"
#include <sys/types.h>
#include <dirent.h>
#include <string>
/// Wrapper class for DIR * routines
class DirHelper: private FbTk::NotCopyable {
public:
explicit DirHelper(const char *dir = 0);
~DirHelper();
void rewind();
/// gets next dirent info struct in directory
struct dirent * read();
/// reads next filename in directory
std::string readFilename();
void close();
bool open(const char *dir);
/// @return number of entries in the directory
size_t entries() const { return m_num_entries; }
private:
DIR *m_dir;
size_t m_num_entries; ///< number of file entries in directory
};
#endif // DIRHELPER_HH
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