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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef WINDOWS_FILESYSTEM_H
#define WINDOWS_FILESYSTEM_H
#include <windows.h>
#include "backends/fs/abstract-fs.h"
#include <io.h>
#include <stdio.h>
#include <stdlib.h>
#include <tchar.h>
/**
* Implementation of the ScummVM file system API based on Windows API.
*
* Parts of this class are documented in the base interface class, AbstractFSNode.
*/
class WindowsFilesystemNode final : public AbstractFSNode {
protected:
Common::String _displayName;
Common::String _path;
bool _isDirectory;
bool _isPseudoRoot;
bool _isValid;
public:
/**
* Creates a WindowsFilesystemNode with the root node as path.
*
* In regular windows systems, a virtual root path is used "".
*/
WindowsFilesystemNode();
/**
* Creates a WindowsFilesystemNode for a given path.
*
* Examples:
* path=c:\foo\bar.txt, currentDir=false -> c:\foo\bar.txt
* path=c:\foo\bar.txt, currentDir=true -> current directory
* path=NULL, currentDir=true -> current directory
*
* @param path Common::String with the path the new node should point to.
* @param currentDir if true, the path parameter will be ignored and the resulting node will point to the current directory.
*/
WindowsFilesystemNode(const Common::String &path, const bool currentDir);
bool exists() const override;
Common::U32String getDisplayName() const override { return _displayName; }
Common::String getName() const override { return _displayName; }
Common::String getPath() const override { return _path; }
bool isDirectory() const override { return _isDirectory; }
bool isReadable() const override;
bool isWritable() const override;
AbstractFSNode *getChild(const Common::String &n) const override;
bool getChildren(AbstractFSList &list, ListMode mode, bool hidden) const override;
AbstractFSNode *getParent() const override;
Common::SeekableReadStream *createReadStream() override;
Common::SeekableWriteStream *createWriteStream(bool atomic) override;
bool createDirectory() override;
private:
/**
* Adds a single WindowsFilesystemNode to a given list.
* This method is used by getChildren() to populate the directory entries list.
*
* @param list List to put the file entry node in.
* @param mode Mode to use while adding the file entry to the list.
* @param base Common::String with the directory being listed.
* @param hidden true if hidden files should be added, false otherwise
* @param find_data Describes a file that the FindFirstFile, FindFirstFileEx, or FindNextFile functions find.
*/
static void addFile(AbstractFSList &list, ListMode mode, const char *base, bool hidden, WIN32_FIND_DATA* find_data);
/**
* Converts a string of TCHARs returned from a Windows API function to
* a character string. If UNICODE is defined then the incoming string
* is wide characters and is converted to UTF8, otherwise the incoming
* string is returned with no conversion.
*
* @param str String to convert if UNICODE is defined
* @return str in UTF8 format if UNICODE is defined, otherwise just str
*/
static const char *tcharToChar(const TCHAR *str);
/**
* Converts a character string to a string of TCHARs for passing
* to a Windows API function. If UNICODE is defined then the incoming
* string is converted from UTF8 to wide characters, otherwise the incoming
* string is returned with no conversion.
*
* @param str String to convert if UNICODE is defined
* @return str in wide character format if UNICODE is defined, otherwise just str
*/
static const TCHAR* charToTchar(const char *str);
/**
* Tests and sets the _isValid and _isDirectory flags, using the GetFileAttributes() function.
*/
virtual void setFlags();
};
#endif
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