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source: orxonox.OLD/trunk/src/lib/util/directory.cc @ 8303

Last change on this file since 8303 was 8276, checked in by bensch, 19 years ago

merged new GUI

File size: 3.7 KB
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1/*
2   orxonox - the future of 3D-vertical-scrollers
3
4   Copyright (C) 2004 orx
5
6   This program is free software; you can redistribute it and/or modify
7   it under the terms of the GNU General Public License as published by
8   the Free Software Foundation; either version 2, or (at your option)
9   any later version.
10
11### File Specific:
12   main-programmer: Benjamin Grauer
13   co-programmer: ...
14
15   Borrowed the Main code from 'Bart Vanhauwaert' (license below)
16   and adopted it to my likings.
17*/
18
19/**
20 * Copyright (C) 2002 Bart Vanhauwaert
21 *
22 * Permission to use, copy, modify, distribute and sell this software
23 * for any purpose is hereby granted without fee. This license
24 * includes (but is not limited to) standalone compilation or as part
25 * of a larger project.
26 *
27 * This software is provided "as is" without express or implied warranty.
28 *
29 * For a full statement on warranty and terms and conditions for
30 * copying, distribution and modification, please see the comment block
31 * at the end of this file.
32 *
33 * Version 1
34 *
35 */
36
37#include "directory.h"
38
39#if not defined (__WIN32__)
40#include <sys/types.h>
41#include <sys/stat.h>
42#include <dirent.h>
43#else
44#include <windows.h>
45#include <winbase.h>
46#endif
47
48#include <iostream>
49
50/**
51 * @brief Constructs a Directory handler.
52 * @param directoryName the name of the Directory to access.
53 */
54Directory::Directory(const std::string& directoryName)
55    : File(directoryName)
56{
57  this->_opened = false;
58}
59
60/**
61 * @brief destructs the Directory.
62 */
63Directory::~Directory()
64{
65  this->close();
66}
67
68
69/**
70 * @brief openes the Directory
71 * @returns true on success, false on error. (does not exist, no rights -> test with functions of File)
72 *
73 * Fills the List of Files, and sets the Directory to open state
74 */
75bool Directory::open()
76{
77  if (this->_opened)
78    this->close();
79
80  // Openes the Directory for reading:
81#if not defined(__WIN32__)
82  DIR* handle;
83  handle = opendir(this->name().c_str());
84  if (!handle)
85  {
86    std::cerr << "could not open directory " << this->name() << " for reading" << std::endl;
87    return false;
88  }
89#else
90  HANDLE handle;
91
92  // First check the attributes trying to access a non-Directory with
93  // FindFirstFile takes ages
94  DWORD attrs = GetFileAttributes(this->name().c_str());
95  if ( (attrs == 0xFFFFFFFF) || ((attrs && FILE_ATTRIBUTE_DIRECTORY) == 0) )
96  {
97    return false;
98  }
99  std::string Full(this->name());
100  // Circumvent a problem in FindFirstFile with c:\\* as parameter
101  if ( (Full.length() > 0) && (Full[Full.length()-1] != '\\') )
102    Full += "\\";
103  WIN32_FIND_DATA entry;
104  handle = FindFirstFile( (Full+"*").c_str(), &entry);
105  if (handle == INVALID_HANDLE_VALUE)
106  {
107    std::cerr << "could not open directory " << this->name() << " for reading" << std::endl;
108    return false;
109  }
110  else
111  {
112    this->_fileNames.push_back(entry.cFileName);
113  }
114#endif
115
116  // BUILDING the list of contained Files. (only the names)
117#if not defined(__WIN32__)
118  dirent* entry;
119  while ((entry = readdir(handle)) != NULL)
120    this->_fileNames.push_back(entry->d_name);
121  closedir(handle);
122#else
123  WIN32_FIND_DATA entry;
124  while ((int ok = FindNextFile(handle, &entry)) != 0)
125    this->_fileNames.push_back(entry.cFileName);
126  FindClose(handle);
127#endif
128  this->_opened = true;
129  return true;
130}
131
132/**
133 * @brief closes the directory
134 * @returns true.
135 *
136 * Clears the List of Files in the Directory.
137 */
138bool Directory::close()
139{
140  this->_opened = false;
141  this->_fileNames.clear();
142  return true;
143}
144
145
146/**
147 * @brief creates the directory
148 * @returns true on success, false on error
149 */
150bool Directory::create()
151{
152#if not defined (__WIN32__)
153  return (!mkdir(this->name().c_str(), 0777));
154#else
155  return (!CreateDirectory(this->name().c_str(), NULL));
156#endif
157}
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