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			143 lines
		
	
	
	
		
			4.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			143 lines
		
	
	
	
		
			4.6 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) 2007-2016 Juan Linietsky, Ariel Manzur.                 */
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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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| 
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| 
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| #include "typedefs.h"
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| #include "ustring.h"
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| 
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| /**
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| 	@author Juan Linietsky <reduzio@gmail.com>
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| */
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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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| 
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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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| 
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| 
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| 
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| 	typedef DirAccess*(*CreateFunc)();
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| 
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| private:
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| 
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| 
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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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| 
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| 	String fix_path(String p_path) const;
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| 	bool next_is_dir;
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| 
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| 	template<class T>
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| 	static DirAccess* _create_builtin() {
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| 
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| 		return memnew( T );
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| 	}
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| 
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| public:
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| 
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| 	virtual bool 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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| 
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| 	virtual void list_dir_end()=0; ///<
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| /*
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| 	enum DirType {
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| 
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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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| 
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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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| 
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| 	template<class T>
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| 	static void make_default(AccessType p_access) {
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| 
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| 		create_func[p_access]=_create_builtin<T>;
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| 	}
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| 
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| 	static DirAccess *open(const String& p_path,Error *r_error=NULL);
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| 
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| 	DirAccess();
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| 	virtual ~DirAccess();
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| 
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| };
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| 
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| struct DirAccessRef {
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| 
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| 	_FORCE_INLINE_ DirAccess* operator->() {
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| 
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| 		return f;
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| 	}
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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() { if (f) memdelete(f); }
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| };
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| 
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| #endif
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