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improve nana.filesystem

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This commit is contained in:
Jinhao
2018-12-10 07:22:16 +08:00
parent a4a709346b
commit c09e7b7ba6
6 changed files with 295 additions and 52 deletions
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37
include/nana/filesystem/filesystem.hpp
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@@ -234,7 +234,7 @@ namespace nana { namespace experimental { namespace filesystem
}
// modifiers
//void clear() noexcept;
void clear() noexcept;
path& make_preferred();
path& remove_filename();
//path& replace_filename(const path& replacement);
@@ -242,10 +242,10 @@ namespace nana { namespace experimental { namespace filesystem
//void swap(path& rhs) noexcept;
// decomposition
//path root_name() const;
//path root_directory() const;
//path root_path() const;
//path relative_path() const;
path root_name() const;
path root_directory() const;
path root_path() const;
path relative_path() const;
path parent_path() const;
path filename() const;
//path stem() const;
@@ -253,16 +253,16 @@ namespace nana { namespace experimental { namespace filesystem
// query
bool empty() const noexcept;
//bool has_root_name() const;
//bool has_root_directory() const;
//bool has_root_path() const;
//bool has_relative_path() const;
bool has_parent_path() const { return !parent_path().string().empty(); }; // temp;;
bool has_filename() const { return !filename().string().empty(); }; // temp;
bool has_root_name() const { return !root_name().empty(); }
bool has_root_directory() const { return !root_directory().empty(); }
bool has_root_path() const { return !root_path().empty(); }
bool has_relative_path() const { return !relative_path().empty(); }
bool has_parent_path() const { return !parent_path().empty(); }; // temp;;
bool has_filename() const { return !filename().empty(); }; // temp;
//bool has_stem() const;
bool has_extension() const { return !extension().string().empty(); }; // temp
//bool is_absolute() const;
//bool is_relative() const;
bool has_extension() const { return !extension().empty(); }; // temp
bool is_absolute() const;
bool is_relative() const;
int compare(const path& other) const;
@@ -523,11 +523,20 @@ namespace std {
# else
using namespace nana::experimental::filesystem::v1;
# endif
} // filesystem
} // experimental
namespace filesystem {
using namespace std::experimental::filesystem;
#if (defined(_MSC_VER) && ((!defined(_MSVC_LANG)) || (_MSVC_LANG < 201703)))
path absolute(const path& p);
path absolute(const path& p, std::error_code& err);
path canonical(const path& p);
path canonical(const path& p, std::error_code& err);
#endif
}
} // std

20
include/nana/filesystem/filesystem_ext.hpp
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@@ -33,10 +33,10 @@ namespace filesystem_ext
constexpr auto const def_rootname = "Root/";
#endif
std::experimental::filesystem::path path_user(); ///< extention ?
std::filesystem::path path_user(); ///< extention ?
/// workaround Boost not having path.generic_u8string() - a good point for http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2016/p0251r0.pdf
inline std::string generic_u8string(const std::experimental::filesystem::path& p)
inline std::string generic_u8string(const std::filesystem::path& p)
{
#if NANA_USING_BOOST_FILESYSTEM
return nana::to_utf8(p.generic_wstring());
@@ -45,15 +45,15 @@ inline std::string generic_u8string(const std::experimental::filesystem::path& p
#endif
}
inline bool is_directory(const std::experimental::filesystem::directory_entry& dir) noexcept
inline bool is_directory(const std::filesystem::directory_entry& dir) noexcept
{
return is_directory(dir.status());
}
//template<class DI> // DI = directory_iterator from std, boost, or nana : return directory_entry
class directory_only_iterator : public std::experimental::filesystem::directory_iterator
class directory_only_iterator : public std::filesystem::directory_iterator
{
using directory_iterator = std::experimental::filesystem::directory_iterator;
using directory_iterator = std::filesystem::directory_iterator;
directory_only_iterator& find_first()
{
@@ -93,9 +93,9 @@ inline directory_only_iterator end(const directory_only_iterator&) noexcept
}
//template<class DI> // DI = directory_iterator from std, boost, or nana : value_type directory_entry
class regular_file_only_iterator : public std::experimental::filesystem::directory_iterator
class regular_file_only_iterator : public std::filesystem::directory_iterator
{
using directory_iterator = std::experimental::filesystem::directory_iterator;
using directory_iterator = std::filesystem::directory_iterator;
regular_file_only_iterator& find_first()
{
while (((*this) != directory_iterator{}) && !is_regular_file((**this).status()))
@@ -128,11 +128,11 @@ inline regular_file_only_iterator end(const regular_file_only_iterator&) noexcep
return{};
}
std::string pretty_file_size(const std::experimental::filesystem::path& path);
std::string pretty_file_size(const std::filesystem::path& path);
std::string pretty_file_date(const std::experimental::filesystem::path& path);
std::string pretty_file_date(const std::filesystem::path& path);
bool modified_file_time(const std::experimental::filesystem::path& p, struct tm&); ///< extention ?
bool modified_file_time(const std::filesystem::path& p, struct tm&); ///< extention ?
} // filesystem_ext
} // nana

2
include/nana/gui/filebox.hpp
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@@ -92,7 +92,7 @@ namespace nana
folderbox(folderbox&&) = delete;
folderbox& operator=(folderbox&&) = delete;
public:
using path_type = std::experimental::filesystem::path;
using path_type = std::filesystem::path;
explicit folderbox(window owner = nullptr, const path_type& init_path = {}, std::string title={});
~folderbox();