[HTML5] Add override keyword, cleanup methods.

4 files changed, 82 insertions, 110 deletions

diff --git a/platform/javascript/audio_driver_javascript.h b/platform/javascript/audio_driver_javascript.h
index f029a91db0..c1607301d7 100644
--- a/platform/javascript/audio_driver_javascript.h
+++ b/platform/javascript/audio_driver_javascript.h
@@ -46,21 +46,21 @@ public:
 
 	static AudioDriverJavaScript *singleton;
 
-	virtual const char *get_name() const;
+	const char *get_name() const override;
 
-	virtual Error init();
-	virtual void start();
+	Error init() override;
+	void start() override;
 	void resume();
-	virtual float get_latency();
-	virtual int get_mix_rate() const;
-	virtual SpeakerMode get_speaker_mode() const;
-	virtual void lock();
-	virtual void unlock();
-	virtual void finish();
+	float get_latency() override;
+	int get_mix_rate() const override;
+	SpeakerMode get_speaker_mode() const override;
+	void lock() override;
+	void unlock() override;
+	void finish() override;
 	void finish_async();
 
-	virtual Error capture_start();
-	virtual Error capture_stop();
+	Error capture_start() override;
+	Error capture_stop() override;
 
 	AudioDriverJavaScript();
 };
diff --git a/platform/javascript/display_server_javascript.h b/platform/javascript/display_server_javascript.h
index 6569ef1e42..d7116be36f 100644
--- a/platform/javascript/display_server_javascript.h
+++ b/platform/javascript/display_server_javascript.h
@@ -93,7 +93,7 @@ class DisplayServerJavaScript : public DisplayServer {
 	static void _dispatch_input_event(const Ref<InputEvent> &p_event);
 
 protected:
-	virtual int get_current_video_driver() const;
+	int get_current_video_driver() const;
 
 public:
 	// Override return type to make writing static callbacks less tedious.
@@ -113,92 +113,92 @@ public:
 	bool check_size_force_redraw();
 
 	// from DisplayServer
-	virtual void alert(const String &p_alert, const String &p_title = "ALERT!");
-	virtual bool has_feature(Feature p_feature) const;
-	virtual String get_name() const;
+	void alert(const String &p_alert, const String &p_title = "ALERT!") override;
+	bool has_feature(Feature p_feature) const override;
+	String get_name() const override;
 
 	// cursor
-	virtual void cursor_set_shape(CursorShape p_shape);
-	virtual CursorShape cursor_get_shape() const;
-	virtual void cursor_set_custom_image(const RES &p_cursor, CursorShape p_shape = CURSOR_ARROW, const Vector2 &p_hotspot = Vector2());
+	void cursor_set_shape(CursorShape p_shape) override;
+	CursorShape cursor_get_shape() const override;
+	void cursor_set_custom_image(const RES &p_cursor, CursorShape p_shape = CURSOR_ARROW, const Vector2 &p_hotspot = Vector2()) override;
 
 	// mouse
-	virtual void mouse_set_mode(MouseMode p_mode);
-	virtual MouseMode mouse_get_mode() const;
+	void mouse_set_mode(MouseMode p_mode) override;
+	MouseMode mouse_get_mode() const override;
 
 	// touch
-	virtual bool screen_is_touchscreen(int p_screen = SCREEN_OF_MAIN_WINDOW) const;
+	bool screen_is_touchscreen(int p_screen = SCREEN_OF_MAIN_WINDOW) const override;
 
 	// clipboard
-	virtual void clipboard_set(const String &p_text);
-	virtual String clipboard_get() const;
+	void clipboard_set(const String &p_text) override;
+	String clipboard_get() const override;
 
 	// screen
-	virtual int get_screen_count() const;
-	virtual Point2i screen_get_position(int p_screen = SCREEN_OF_MAIN_WINDOW) const;
-	virtual Size2i screen_get_size(int p_screen = SCREEN_OF_MAIN_WINDOW) const;
-	virtual Rect2i screen_get_usable_rect(int p_screen = SCREEN_OF_MAIN_WINDOW) const;
-	virtual int screen_get_dpi(int p_screen = SCREEN_OF_MAIN_WINDOW) const;
+	int get_screen_count() const override;
+	Point2i screen_get_position(int p_screen = SCREEN_OF_MAIN_WINDOW) const override;
+	Size2i screen_get_size(int p_screen = SCREEN_OF_MAIN_WINDOW) const override;
+	Rect2i screen_get_usable_rect(int p_screen = SCREEN_OF_MAIN_WINDOW) const override;
+	int screen_get_dpi(int p_screen = SCREEN_OF_MAIN_WINDOW) const override;
 
 	// windows
-	virtual Vector<DisplayServer::WindowID> get_window_list() const;
-	virtual WindowID get_window_at_screen_position(const Point2i &p_position) const;
+	Vector<DisplayServer::WindowID> get_window_list() const override;
+	WindowID get_window_at_screen_position(const Point2i &p_position) const override;
 
-	virtual void window_attach_instance_id(ObjectID p_instance, WindowID p_window = MAIN_WINDOW_ID);
-	virtual ObjectID window_get_attached_instance_id(WindowID p_window = MAIN_WINDOW_ID) const;
+	void window_attach_instance_id(ObjectID p_instance, WindowID p_window = MAIN_WINDOW_ID) override;
+	ObjectID window_get_attached_instance_id(WindowID p_window = MAIN_WINDOW_ID) const override;
 
-	virtual void window_set_rect_changed_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID);
+	void window_set_rect_changed_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) override;
 
-	virtual void window_set_window_event_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID);
-	virtual void window_set_input_event_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID);
-	virtual void window_set_input_text_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID);
+	void window_set_window_event_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) override;
+	void window_set_input_event_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) override;
+	void window_set_input_text_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) override;
 
-	virtual void window_set_drop_files_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID);
+	void window_set_drop_files_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) override;
 
-	virtual void window_set_title(const String &p_title, WindowID p_window = MAIN_WINDOW_ID);
+	void window_set_title(const String &p_title, WindowID p_window = MAIN_WINDOW_ID) override;
 
-	virtual int window_get_current_screen(WindowID p_window = MAIN_WINDOW_ID) const;
-	virtual void window_set_current_screen(int p_screen, WindowID p_window = MAIN_WINDOW_ID);
+	int window_get_current_screen(WindowID p_window = MAIN_WINDOW_ID) const override;
+	void window_set_current_screen(int p_screen, WindowID p_window = MAIN_WINDOW_ID) override;
 
-	virtual Point2i window_get_position(WindowID p_window = MAIN_WINDOW_ID) const;
-	virtual void window_set_position(const Point2i &p_position, WindowID p_window = MAIN_WINDOW_ID);
+	Point2i window_get_position(WindowID p_window = MAIN_WINDOW_ID) const override;
+	void window_set_position(const Point2i &p_position, WindowID p_window = MAIN_WINDOW_ID) override;
 
-	virtual void window_set_transient(WindowID p_window, WindowID p_parent);
+	void window_set_transient(WindowID p_window, WindowID p_parent) override;
 
-	virtual void window_set_max_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID);
-	virtual Size2i window_get_max_size(WindowID p_window = MAIN_WINDOW_ID) const;
+	void window_set_max_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID) override;
+	Size2i window_get_max_size(WindowID p_window = MAIN_WINDOW_ID) const override;
 
-	virtual void window_set_min_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID);
-	virtual Size2i window_get_min_size(WindowID p_window = MAIN_WINDOW_ID) const;
+	void window_set_min_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID) override;
+	Size2i window_get_min_size(WindowID p_window = MAIN_WINDOW_ID) const override;
 
-	virtual void window_set_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID);
-	virtual Size2i window_get_size(WindowID p_window = MAIN_WINDOW_ID) const;
-	virtual Size2i window_get_real_size(WindowID p_window = MAIN_WINDOW_ID) const; // FIXME: Find clearer name for this.
+	void window_set_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID) override;
+	Size2i window_get_size(WindowID p_window = MAIN_WINDOW_ID) const override;
+	Size2i window_get_real_size(WindowID p_window = MAIN_WINDOW_ID) const override;
 
-	virtual void window_set_mode(WindowMode p_mode, WindowID p_window = MAIN_WINDOW_ID);
-	virtual WindowMode window_get_mode(WindowID p_window = MAIN_WINDOW_ID) const;
+	void window_set_mode(WindowMode p_mode, WindowID p_window = MAIN_WINDOW_ID) override;
+	WindowMode window_get_mode(WindowID p_window = MAIN_WINDOW_ID) const override;
 
-	virtual bool window_is_maximize_allowed(WindowID p_window = MAIN_WINDOW_ID) const;
+	bool window_is_maximize_allowed(WindowID p_window = MAIN_WINDOW_ID) const override;
 
-	virtual void window_set_flag(WindowFlags p_flag, bool p_enabled, WindowID p_window = MAIN_WINDOW_ID);
-	virtual bool window_get_flag(WindowFlags p_flag, WindowID p_window = MAIN_WINDOW_ID) const;
+	void window_set_flag(WindowFlags p_flag, bool p_enabled, WindowID p_window = MAIN_WINDOW_ID) override;
+	bool window_get_flag(WindowFlags p_flag, WindowID p_window = MAIN_WINDOW_ID) const override;
 
-	virtual void window_request_attention(WindowID p_window = MAIN_WINDOW_ID);
-	virtual void window_move_to_foreground(WindowID p_window = MAIN_WINDOW_ID);
+	void window_request_attention(WindowID p_window = MAIN_WINDOW_ID) override;
+	void window_move_to_foreground(WindowID p_window = MAIN_WINDOW_ID) override;
 
-	virtual bool window_can_draw(WindowID p_window = MAIN_WINDOW_ID) const;
+	bool window_can_draw(WindowID p_window = MAIN_WINDOW_ID) const override;
 
-	virtual bool can_any_window_draw() const;
+	bool can_any_window_draw() const override;
 
 	// events
-	virtual void process_events();
+	void process_events() override;
 
 	// icon
-	virtual void set_icon(const Ref<Image> &p_icon);
+	void set_icon(const Ref<Image> &p_icon) override;
 
 	// others
-	virtual bool get_swap_cancel_ok();
-	virtual void swap_buffers();
+	bool get_swap_cancel_ok() override;
+	void swap_buffers() override;
 
 	static void register_javascript_driver();
 	DisplayServerJavaScript(const String &p_rendering_driver, WindowMode p_mode, uint32_t p_flags, const Vector2i &p_resolution, Error &r_error);
diff --git a/platform/javascript/os_javascript.cpp b/platform/javascript/os_javascript.cpp
index 1ff4304bcf..a4fb7dfc6f 100644
--- a/platform/javascript/os_javascript.cpp
+++ b/platform/javascript/os_javascript.cpp
@@ -46,24 +46,6 @@
 #include <emscripten.h>
 #include <stdlib.h>
 
-bool OS_JavaScript::has_touchscreen_ui_hint() const {
-	/* clang-format off */
-	return EM_ASM_INT_V(
-		return 'ontouchstart' in window;
-	);
-	/* clang-format on */
-}
-
-// Audio
-
-int OS_JavaScript::get_audio_driver_count() const {
-	return 1;
-}
-
-const char *OS_JavaScript::get_audio_driver_name(int p_driver) const {
-	return "JavaScript";
-}
-
 // Lifecycle
 void OS_JavaScript::initialize() {
 	OS_Unix::initialize_core();
@@ -201,10 +183,6 @@ String OS_JavaScript::get_name() const {
 	return "HTML5";
 }
 
-bool OS_JavaScript::can_draw() const {
-	return true; // Always?
-}
-
 String OS_JavaScript::get_user_data_dir() const {
 	return "/userfs";
 };
diff --git a/platform/javascript/os_javascript.h b/platform/javascript/os_javascript.h
index 22234f9355..23809d35a1 100644
--- a/platform/javascript/os_javascript.h
+++ b/platform/javascript/os_javascript.h
@@ -52,49 +52,43 @@ class OS_JavaScript : public OS_Unix {
 	static void file_access_close_callback(const String &p_file, int p_flags);
 
 protected:
-	virtual void initialize();
+	void initialize() override;
 
-	virtual void set_main_loop(MainLoop *p_main_loop);
-	virtual void delete_main_loop();
+	void set_main_loop(MainLoop *p_main_loop) override;
+	void delete_main_loop() override;
 
-	virtual void finalize();
+	void finalize() override;
 
-	virtual bool _check_internal_feature_support(const String &p_feature);
+	bool _check_internal_feature_support(const String &p_feature) override;
 
 public:
 	// Override return type to make writing static callbacks less tedious.
 	static OS_JavaScript *get_singleton();
 
-	virtual void initialize_joypads();
+	void initialize_joypads() override;
 
-	virtual bool has_touchscreen_ui_hint() const;
-
-	virtual int get_audio_driver_count() const;
-	virtual const char *get_audio_driver_name(int p_driver) const;
-
-	virtual MainLoop *get_main_loop() const;
+	MainLoop *get_main_loop() const override;
 	void finalize_async();
 	bool main_loop_iterate();
 
-	virtual Error execute(const String &p_path, const List<String> &p_arguments, bool p_blocking = true, ProcessID *r_child_id = nullptr, String *r_pipe = nullptr, int *r_exitcode = nullptr, bool read_stderr = false, Mutex *p_pipe_mutex = nullptr);
-	virtual Error kill(const ProcessID &p_pid);
-	virtual int get_process_id() const;
+	Error execute(const String &p_path, const List<String> &p_arguments, bool p_blocking = true, ProcessID *r_child_id = nullptr, String *r_pipe = nullptr, int *r_exitcode = nullptr, bool read_stderr = false, Mutex *p_pipe_mutex = nullptr) override;
+	Error kill(const ProcessID &p_pid) override;
+	int get_process_id() const override;
 
-	String get_executable_path() const;
-	virtual Error shell_open(String p_uri);
-	virtual String get_name() const;
+	String get_executable_path() const override;
+	Error shell_open(String p_uri) override;
+	String get_name() const override;
 	// Override default OS implementation which would block the main thread with delay_usec.
 	// Implemented in javascript_main.cpp loop callback instead.
-	virtual void add_frame_delay(bool p_can_draw) {}
-	virtual bool can_draw() const;
+	void add_frame_delay(bool p_can_draw) override {}
 
-	virtual String get_cache_path() const;
-	virtual String get_config_path() const;
-	virtual String get_data_path() const;
-	virtual String get_user_data_dir() const;
+	String get_cache_path() const override;
+	String get_config_path() const override;
+	String get_data_path() const override;
+	String get_user_data_dir() const override;
 
 	void set_idb_available(bool p_idb_available);
-	virtual bool is_userfs_persistent() const;
+	bool is_userfs_persistent() const override;
 
 	void resume_audio();
 	bool is_finalizing() { return finalizing; }