00001 /* +---------------------------------------------------------------------------+ 00002 | The Mobile Robot Programming Toolkit (MRPT) C++ library | 00003 | | 00004 | http://www.mrpt.org/ | 00005 | | 00006 | Copyright (C) 2005-2011 University of Malaga | 00007 | | 00008 | This software was written by the Machine Perception and Intelligent | 00009 | Robotics Lab, University of Malaga (Spain). | 00010 | Contact: Jose-Luis Blanco <jlblanco@ctima.uma.es> | 00011 | | 00012 | This file is part of the MRPT project. | 00013 | | 00014 | MRPT is free software: you can redistribute it and/or modify | 00015 | it under the terms of the GNU General Public License as published by | 00016 | the Free Software Foundation, either version 3 of the License, or | 00017 | (at your option) any later version. | 00018 | | 00019 | MRPT is distributed in the hope that it will be useful, | 00020 | but WITHOUT ANY WARRANTY; without even the implied warranty of | 00021 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | 00022 | GNU General Public License for more details. | 00023 | | 00024 | You should have received a copy of the GNU General Public License | 00025 | along with MRPT. If not, see <http://www.gnu.org/licenses/>. | 00026 | | 00027 +---------------------------------------------------------------------------+ */ 00028 #ifndef CDirectoryExplorer_H 00029 #define CDirectoryExplorer_H 00030 00031 #include <mrpt/utils/utils_defs.h> 00032 #include <mrpt/system/os.h> 00033 00034 /*--------------------------------------------------------------- 00035 Class 00036 ---------------------------------------------------------------*/ 00037 namespace mrpt 00038 { 00039 namespace system 00040 { 00041 #define FILE_ATTRIB_ARCHIVE 0x0020 00042 #define FILE_ATTRIB_DIRECTORY 0x0010 00043 00044 /** This class allows the enumeration of the files/directories that exist into a given path. 00045 * The only existing method is "explore" and returns the list of found files & directories. 00046 * Refer to the example in /samples/UTILS/directoryExplorer 00047 * 00048 * \sa CFileSystemWatcher 00049 * \ingroup mrpt_base_grp 00050 */ 00051 class BASE_IMPEXP CDirectoryExplorer 00052 { 00053 public: 00054 /** This represents the information about each file. 00055 * \sa 00056 */ 00057 struct BASE_IMPEXP TFileInfo 00058 { 00059 /** The file name (without the whole path). 00060 */ 00061 std::string name; 00062 00063 /** The whole file path. 00064 */ 00065 std::string wholePath; 00066 00067 /** Access and modification times. 00068 */ 00069 time_t accessTime,modTime; 00070 00071 bool isDir, isSymLink; 00072 00073 /** The size of the file in bytes. 00074 */ 00075 uint64_t fileSize; 00076 }; 00077 00078 /** The list type used in "explore". 00079 * \sa explore 00080 */ 00081 typedef std::deque<TFileInfo> TFileInfoList; 00082 00083 public: 00084 /** The path of the directory to examine must be passed to this constructor, among the 00085 * According to the following parameters, the object will collect the list of files, which 00086 * can be modified later through other methods in this class. 00087 * \param path The path to examine (IT MUST BE A DIRECTORY), e.g "d:\temp\", or "/usr/include/" 00088 * \param mask One or the OR'ed combination of the values "FILE_ATTRIB_ARCHIVE" and "FILE_ATTRIB_DIRECTORY", depending on what file types do you want in the list (These values are platform-independent). 00089 * \param outList The list of found files/directories is stored here. 00090 * \sa sortByName 00091 */ 00092 static void explore( 00093 const std::string &path, 00094 const unsigned long mask, 00095 TFileInfoList &outList ); 00096 00097 /** Sort the file entries by name, in ascending or descending order 00098 */ 00099 static void sortByName( TFileInfoList &lstFiles, bool ascendingOrder=true ); 00100 00101 /** Remove from the list of files those whose extension does not coincide (without case) with the given one. 00102 * Example: filterByExtension(lst,"txt"); 00103 */ 00104 static void filterByExtension( TFileInfoList &lstFiles, const std::string &extension ); 00105 00106 }; // End of class def. 00107 00108 } // End of namespace 00109 } // End of namespace 00110 00111 #endif
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