139 lines
4.7 KiB
C++
139 lines
4.7 KiB
C++
/*************************************************************************/
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/* dir_access.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md) */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifndef DIR_ACCESS_H
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#define DIR_ACCESS_H
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#include "typedefs.h"
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#include "ustring.h"
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/**
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@author Juan Linietsky <reduzio@gmail.com>
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*/
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//@ TOOD, excellent candidate for THREAD_SAFE MACRO, should go through all these and add THREAD_SAFE where it applies
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class DirAccess {
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public:
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enum AccessType {
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ACCESS_RESOURCES,
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ACCESS_USERDATA,
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ACCESS_FILESYSTEM,
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ACCESS_MAX
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};
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typedef DirAccess *(*CreateFunc)();
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private:
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AccessType _access_type;
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static CreateFunc create_func[ACCESS_MAX]; ///< set this to instance a filesystem object
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protected:
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String _get_root_path() const;
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String _get_root_string() const;
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String fix_path(String p_path) const;
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bool next_is_dir;
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template <class T>
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static DirAccess *_create_builtin() {
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return memnew(T);
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}
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public:
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virtual Error list_dir_begin() = 0; ///< This starts dir listing
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virtual String get_next(bool *p_is_dir); // compatibility
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virtual String get_next() = 0;
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virtual bool current_is_dir() const = 0;
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virtual bool current_is_hidden() const = 0;
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virtual void list_dir_end() = 0; ///<
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virtual int get_drive_count() = 0;
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virtual String get_drive(int p_drive) = 0;
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virtual int get_current_drive();
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virtual Error change_dir(String p_dir) = 0; ///< can be relative or absolute, return false on success
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virtual String get_current_dir() = 0; ///< return current dir location
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virtual Error make_dir(String p_dir) = 0;
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virtual Error make_dir_recursive(String p_dir);
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virtual Error erase_contents_recursive(); //super dangerous, use with care!
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virtual bool file_exists(String p_file) = 0;
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virtual bool dir_exists(String p_dir) = 0;
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static bool exists(String p_dir);
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virtual size_t get_space_left() = 0;
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virtual Error copy(String p_from, String p_to);
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virtual Error rename(String p_from, String p_to) = 0;
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virtual Error remove(String p_name) = 0;
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static String get_full_path(const String &p_path, AccessType p_access);
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static DirAccess *create_for_path(const String &p_path);
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/*
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enum DirType {
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FILE_TYPE_INVALID,
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FILE_TYPE_FILE,
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FILE_TYPE_DIR,
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};
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//virtual DirType get_file_type() const=0;
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*/
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static DirAccess *create(AccessType p_access);
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template <class T>
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static void make_default(AccessType p_access) {
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create_func[p_access] = _create_builtin<T>;
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}
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static DirAccess *open(const String &p_path, Error *r_error = NULL);
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DirAccess();
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virtual ~DirAccess();
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};
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struct DirAccessRef {
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_FORCE_INLINE_ DirAccess *operator->() {
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return f;
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}
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operator bool() const { return f != NULL; }
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DirAccess *f;
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DirAccessRef(DirAccess *fa) { f = fa; }
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~DirAccessRef() {
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if (f) memdelete(f);
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}
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};
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#endif
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