DirectoryIterator_WIN32.cpp
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00001 //
00002 // DirectoryIterator_WIN32.cpp
00003 //
00004 // $Id: //poco/1.3/Foundation/src/DirectoryIterator_WIN32.cpp#3 $
00005 //
00006 // Library: Foundation
00007 // Package: Filesystem
00008 // Module:  DirectoryIterator
00009 //
00010 // Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
00011 // and Contributors.
00012 //
00013 // Permission is hereby granted, free of charge, to any person or organization
00014 // obtaining a copy of the software and accompanying documentation covered by
00015 // this license (the "Software") to use, reproduce, display, distribute,
00016 // execute, and transmit the Software, and to prepare derivative works of the
00017 // Software, and to permit third-parties to whom the Software is furnished to
00018 // do so, all subject to the following:
00019 // 
00020 // The copyright notices in the Software and this entire statement, including
00021 // the above license grant, this restriction and the following disclaimer,
00022 // must be included in all copies of the Software, in whole or in part, and
00023 // all derivative works of the Software, unless such copies or derivative
00024 // works are solely in the form of machine-executable object code generated by
00025 // a source language processor.
00026 // 
00027 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00028 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00029 // FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
00030 // SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
00031 // FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
00032 // ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
00033 // DEALINGS IN THE SOFTWARE.
00034 //
00035 
00036 
00037 #include "Poco/DirectoryIterator_WIN32.h"
00038 #include "Poco/File_WIN32.h"
00039 #include "Poco/Path.h"
00040 
00041 
00042 namespace Poco {
00043 
00044 
00045 DirectoryIteratorImpl::DirectoryIteratorImpl(const std::string& path): _fh(INVALID_HANDLE_VALUE), _rc(1)
00046 {
00047         Path p(path);
00048         p.makeDirectory();
00049         std::string findPath = p.toString();
00050         findPath.append("*");
00051 
00052         _fh = FindFirstFile(findPath.c_str(), &_fd);
00053         if (_fh == INVALID_HANDLE_VALUE)
00054         {
00055                 if (GetLastError() != ERROR_NO_MORE_FILES)
00056                         File::handleLastError(path);
00057         }
00058         else
00059         {
00060                 _current = _fd.cFileName;
00061                 if (_current == "." || _current == "..")        
00062                         next();
00063         }
00064 }
00065 
00066 
00067 DirectoryIteratorImpl::~DirectoryIteratorImpl()
00068 {
00069         if (_fh != INVALID_HANDLE_VALUE)
00070                 FindClose(_fh);
00071 }
00072 
00073 
00074 const std::string& DirectoryIteratorImpl::next()
00075 {
00076         do
00077         {
00078                 if (FindNextFile(_fh, &_fd) != 0)
00079                         _current = _fd.cFileName;
00080                 else
00081                         _current.clear();
00082         }
00083         while (_current == "." || _current == "..");
00084         return _current;
00085 }
00086 
00087 
00088 } // namespace Poco


pluginlib
Author(s): Tully Foote and Eitan Marder-Eppstein
autogenerated on Sat Dec 28 2013 17:20:19