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/*************************************************************************/
/* dir_access.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifndef DIR_ACCESS_H
#define DIR_ACCESS_H
#include "core/typedefs.h"
#include "core/ustring.h"
/**
@author Juan Linietsky <reduzio@gmail.com>
*/
//@ TODO, excellent candidate for THREAD_SAFE MACRO, should go through all these and add THREAD_SAFE where it applies
class DirAccess {
public:
enum AccessType {
ACCESS_RESOURCES,
ACCESS_USERDATA,
ACCESS_FILESYSTEM,
ACCESS_MAX
};
typedef DirAccess *(*CreateFunc)();
private:
AccessType _access_type;
static CreateFunc create_func[ACCESS_MAX]; ///< set this to instance a filesystem object
Error _copy_dir(DirAccess *p_target_da, String p_to, int p_chmod_flags);
protected:
String _get_root_path() const;
String _get_root_string() const;
String fix_path(String p_path) const;
bool next_is_dir;
template <class T>
static DirAccess *_create_builtin() {
return memnew(T);
}
public:
virtual Error list_dir_begin() = 0; ///< This starts dir listing
virtual String get_next() = 0;
virtual bool current_is_dir() const = 0;
virtual bool current_is_hidden() const = 0;
virtual void list_dir_end() = 0; ///<
virtual int get_drive_count() = 0;
virtual String get_drive(int p_drive) = 0;
virtual int get_current_drive();
virtual Error change_dir(String p_dir) = 0; ///< can be relative or absolute, return false on success
virtual String get_current_dir() = 0; ///< return current dir location
virtual Error make_dir(String p_dir) = 0;
virtual Error make_dir_recursive(String p_dir);
virtual Error erase_contents_recursive(); //super dangerous, use with care!
virtual bool file_exists(String p_file) = 0;
virtual bool dir_exists(String p_dir) = 0;
static bool exists(String p_dir);
virtual size_t get_space_left() = 0;
Error copy_dir(String p_from, String p_to, int p_chmod_flags = -1);
virtual Error copy(String p_from, String p_to, int p_chmod_flags = -1);
virtual Error rename(String p_from, String p_to) = 0;
virtual Error remove(String p_name) = 0;
virtual String get_filesystem_type() const = 0;
static String get_full_path(const String &p_path, AccessType p_access);
static DirAccess *create_for_path(const String &p_path);
/*
enum DirType {
FILE_TYPE_INVALID,
FILE_TYPE_FILE,
FILE_TYPE_DIR,
};
//virtual DirType get_file_type() const=0;
*/
static DirAccess *create(AccessType p_access);
template <class T>
static void make_default(AccessType p_access) {
create_func[p_access] = _create_builtin<T>;
}
static DirAccess *open(const String &p_path, Error *r_error = NULL);
DirAccess();
virtual ~DirAccess();
};
struct DirAccessRef {
_FORCE_INLINE_ DirAccess *operator->() {
return f;
}
operator bool() const { return f != NULL; }
DirAccess *f;
DirAccessRef(DirAccess *fa) { f = fa; }
~DirAccessRef() {
if (f) memdelete(f);
}
};
#endif
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