1 | // |
2 | // SortedDirectoryIterator.h |
3 | // |
4 | // Library: Foundation |
5 | // Package: Filesystem |
6 | // Module: DirectoryIterator |
7 | // |
8 | // Definition of the SortedDirectoryIterator class. |
9 | // |
10 | // Copyright (c) 2004-2012, Applied Informatics Software Engineering GmbH. |
11 | // and Contributors. |
12 | // |
13 | // SPDX-License-Identifier: BSL-1.0 |
14 | // |
15 | |
16 | |
17 | #ifndef Foundation_SortedDirectoryIterator_INCLUDED |
18 | #define Foundation_SortedDirectoryIterator_INCLUDED |
19 | |
20 | #include "Poco/Foundation.h" |
21 | #include "Poco/File.h" |
22 | #include "Poco/Path.h" |
23 | #include "Poco/DirectoryIterator.h" |
24 | #include <deque> |
25 | |
26 | |
27 | namespace Poco |
28 | { |
29 | |
30 | class Foundation_API SortedDirectoryIterator: public DirectoryIterator |
31 | /// The SortedDirectoryIterator class is similar to |
32 | /// DirectoryIterator class, but places directories before files |
33 | /// and sorts content alphabetically. |
34 | { |
35 | public: |
36 | SortedDirectoryIterator(); |
37 | /// Creates the end iterator. |
38 | |
39 | SortedDirectoryIterator(const std::string& path); |
40 | /// Creates a directory iterator for the given path. |
41 | |
42 | SortedDirectoryIterator(const DirectoryIterator& iterator); |
43 | /// Creates a directory iterator for the given path. |
44 | |
45 | SortedDirectoryIterator(const File& file); |
46 | /// Creates a directory iterator for the given file. |
47 | |
48 | SortedDirectoryIterator(const Path& path); |
49 | /// Creates a directory iterator for the given path. |
50 | |
51 | virtual ~SortedDirectoryIterator(); |
52 | /// Destroys the DirsFirstDirectoryIterator. |
53 | |
54 | virtual SortedDirectoryIterator& operator ++(); // prefix |
55 | |
56 | private: |
57 | bool _is_finished; |
58 | std::deque<std::string> _directories; |
59 | std::deque<std::string> _files; |
60 | |
61 | void next(); |
62 | /// Take next item |
63 | void scan(); |
64 | /// Scan directory to collect its children directories and files |
65 | }; |
66 | |
67 | |
68 | } // namespace Poco |
69 | |
70 | #endif //Foundation_SortedDirectoryIterator_INCLUDED |
71 | |