directory_listing.h
1 /*
2 ** ClanLib SDK
3 ** Copyright (c) 1997-2016 The ClanLib Team
4 **
5 ** This software is provided 'as-is', without any express or implied
6 ** warranty. In no event will the authors be held liable for any damages
7 ** arising from the use of this software.
8 **
9 ** Permission is granted to anyone to use this software for any purpose,
10 ** including commercial applications, and to alter it and redistribute it
11 ** freely, subject to the following restrictions:
12 **
13 ** 1. The origin of this software must not be misrepresented; you must not
14 ** claim that you wrote the original software. If you use this software
15 ** in a product, an acknowledgment in the product documentation would be
16 ** appreciated but is not required.
17 ** 2. Altered source versions must be plainly marked as such, and must not be
18 ** misrepresented as being the original software.
19 ** 3. This notice may not be removed or altered from any source distribution.
20 **
21 ** Note: Some of the libraries ClanLib may link to may have additional
22 ** requirements or restrictions.
23 **
24 ** File Author(s):
25 **
26 ** Harry Storbacka
27 */
28 
29 #pragma once
30 
31 #include <memory>
32 
33 namespace clan
34 {
35 
36  class DirectoryListingEntry;
37  class FileSystemProvider;
38  class DirectoryListing_Impl;
39 
42  {
43  public:
46 
48  DirectoryListing(FileSystemProvider *provider, const std::string &path);
49 
50  virtual ~DirectoryListing();
51 
53  bool is_null() const { return !impl; }
54 
56  void throw_if_null() const;
57 
60 
62  bool is_directory();
63 
65  bool is_hidden();
66 
68  bool is_writable();
69 
71  bool is_readable();
72 
74  bool next();
75 
76  private:
77  std::shared_ptr<DirectoryListing_Impl> impl;
78  };
79 
80 }
bool is_hidden()
Returns true if item is hidden.
Definition: clanapp.h:35
bool next()
Advance to next item in listing.
Virtual File System (VFS) directory listing class.
Definition: directory_listing.h:41
std::string get_filename()
Returns the file name of the current item in the listing.
bool is_readable()
Returns true if item is readable.
DirectoryListing()
Constructs a null instance.
bool is_directory()
Returns true if item is a directory.
Virtual File System (VFS) file source.
Definition: file_system_provider.h:44
void throw_if_null() const
Throw an exception if this object is invalid.
bool is_writable()
Returns true if item is writable.
bool is_null() const
Returns true if this object is invalid.
Definition: directory_listing.h:53