initial commit, 4.5 stable

platform/android/dir_access_jandroid.h

@@ -0,0 +1,106 @@
+/**************************************************************************/
+/*  dir_access_jandroid.h                                                 */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* 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.                 */
+/**************************************************************************/
+
+#pragma once
+
+#include "java_godot_lib_jni.h"
+
+#include "core/io/dir_access.h"
+#include "drivers/unix/dir_access_unix.h"
+
+#include <cstdio>
+
+/// Android implementation of the DirAccess interface used to provide access to
+/// ACCESS_FILESYSTEM and ACCESS_RESOURCES directory resources.
+/// The implementation use jni in order to comply with Android filesystem
+/// access restriction.
+class DirAccessJAndroid : public DirAccessUnix {
+	GDSOFTCLASS(DirAccessJAndroid, DirAccessUnix);
+	static jobject dir_access_handler;
+	static jclass cls;
+
+	static jmethodID _dir_open;
+	static jmethodID _dir_next;
+	static jmethodID _dir_close;
+	static jmethodID _dir_is_dir;
+	static jmethodID _dir_exists;
+	static jmethodID _file_exists;
+	static jmethodID _get_drive_count;
+	static jmethodID _get_drive;
+	static jmethodID _make_dir;
+	static jmethodID _get_space_left;
+	static jmethodID _rename;
+	static jmethodID _remove;
+	static jmethodID _current_is_hidden;
+
+public:
+	virtual Error list_dir_begin() override; ///< This starts dir listing
+	virtual String get_next() override;
+	virtual bool current_is_dir() const override;
+	virtual bool current_is_hidden() const override;
+	virtual void list_dir_end() override; ///<
+
+	virtual int get_drive_count() override;
+	virtual String get_drive(int p_drive) override;
+	virtual String get_current_dir(bool p_include_drive = true) const override; ///< return current dir location
+
+	virtual Error change_dir(String p_dir) override; ///< can be relative or absolute, return false on success
+
+	virtual bool file_exists(String p_file) override;
+	virtual bool dir_exists(String p_dir) override;
+
+	virtual Error make_dir(String p_dir) override;
+	virtual Error make_dir_recursive(const String &p_dir) override;
+
+	virtual Error rename(String p_from, String p_to) override;
+	virtual Error remove(String p_name) override;
+
+	virtual bool is_link(String p_file) override { return false; }
+	virtual String read_link(String p_file) override { return p_file; }
+	virtual Error create_link(String p_source, String p_target) override { return ERR_UNAVAILABLE; }
+
+	virtual uint64_t get_space_left() override;
+
+	static void setup(jobject p_dir_access_handler);
+	static void terminate();
+
+	DirAccessJAndroid();
+	~DirAccessJAndroid();
+
+protected:
+	String _get_root_string() const override;
+
+private:
+	int id = 0;
+
+	int dir_open(String p_path);
+	void dir_close(int p_id);
+	String get_absolute_path(String p_path);
+};