128 lines
2.2 KiB
C++
128 lines
2.2 KiB
C++
#ifndef FSLIB_H
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#define FSLIB_H
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#include <string.h>
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#include <string>
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#ifdef _WIN32
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#include <Windows.h>
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#else
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#include <dirent.h>
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#endif
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// set apropriate data types for each operating system
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#ifdef _WIN32
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using string = std::wstring;
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using char_t = wchar_t;
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#else
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using string = std::string;
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using char_t = char;
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#endif
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// windows version stolen from
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// http://www.martinbroadhurst.com/list-the-files-in-a-directory-in-c.html
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namespace FSLib {
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#ifndef GUI
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bool exists( const string &path );
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string canonical( const string &path );
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#endif
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bool isDirectory( const string &path );
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bool rename( const string &file_a, const string &file_b );
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class Directory {
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public:
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Directory( const string &path_ );
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Directory() = delete;
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Directory( const Directory &d ) = default;
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Directory( Directory &&d ) = default;
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class Iterator {
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public:
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Iterator( const Directory &d_ );
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~Iterator();
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#ifdef _WIN32
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Iterator( bool ended_ );
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#else
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Iterator( const Directory &d_, const struct dirent *current_entry_ );
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#endif
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Iterator() = delete;
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Iterator( const Iterator &i ) = default;
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Iterator( Iterator &&i ) = default;
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char_t const *operator*() const;
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Iterator &operator++();
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bool operator==( const Iterator &i_other ) const;
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Iterator operator++( int ) {
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Iterator ret( *this );
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operator++();
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return ret;
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}
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bool operator!=( const Iterator &i_other ) const {
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return !( i_other == *this );
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}
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private:
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#ifndef _WIN32
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DIR *d;
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const struct dirent *current_entry;
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#else
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HANDLE hFind;
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WIN32_FIND_DATA data;
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bool ended{ false };
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#endif
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};
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using iterator = Iterator;
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using const_iterator = Iterator;
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iterator end();
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const_iterator end() const;
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iterator begin() {
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return Iterator( *this );
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}
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const_iterator begin() const {
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return Iterator( *this );
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}
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const_iterator cbegin() const {
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return begin();
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}
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const_iterator cend() const {
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return end();
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}
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const char_t *path() const {
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return dir_path.c_str();
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}
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private:
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string dir_path;
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};
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} // namespace FSLib
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#endif
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