Entirely removes BIND_VMETHOD in favor of GDVIRTUAL

* `_gui_input`, `_input`, `_unhandled_input` and `_unhandled_key_input` are now regular C++ virutal functions.
* Everything else converted to GDVIRTUAL
* BIND_VMETHOD is gone, always use the new syntax from now on.

Creating `_gui_input` method and using the binder to register events will no longer work, simply override the virtual function now.

4 files changed, 141 insertions, 1 deletions

diff --git a/core/input/input_event.cpp b/core/input/input_event.cpp
index 325cdf2127..50b2099236 100644
--- a/core/input/input_event.cpp
+++ b/core/input/input_event.cpp
@@ -31,8 +31,8 @@
 #include "input_event.h"
 
 #include "core/input/input_map.h"
+#include "core/input/shortcut.h"
 #include "core/os/keyboard.h"
-#include "scene/gui/shortcut.h"
 
 const int InputEvent::DEVICE_ID_TOUCH_MOUSE = -1;
 const int InputEvent::DEVICE_ID_INTERNAL = -2;
@@ -1545,6 +1545,13 @@ Ref<Shortcut> InputEventShortcut::get_shortcut() {
 	return shortcut;
 }
 
+void InputEventShortcut::_bind_methods() {
+	ClassDB::bind_method(D_METHOD("set_shortcut", "shortcut"), &InputEventShortcut::set_shortcut);
+	ClassDB::bind_method(D_METHOD("get_shortcut"), &InputEventShortcut::get_shortcut);
+
+	ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "shortcut", PROPERTY_HINT_RESOURCE_TYPE, "Shortcut"), "set_shortcut", "get_shortcut");
+}
+
 bool InputEventShortcut::is_pressed() const {
 	return true;
 }
diff --git a/core/input/input_event.h b/core/input/input_event.h
index 517d63eb40..3fc8078a09 100644
--- a/core/input/input_event.h
+++ b/core/input/input_event.h
@@ -548,6 +548,9 @@ class InputEventShortcut : public InputEvent {
 
 	Ref<Shortcut> shortcut;
 
+protected:
+	static void _bind_methods();
+
 public:
 	void set_shortcut(Ref<Shortcut> p_shortcut);
 	Ref<Shortcut> get_shortcut();
diff --git a/core/input/shortcut.cpp b/core/input/shortcut.cpp
new file mode 100644
index 0000000000..d0cb08724e
--- /dev/null
+++ b/core/input/shortcut.cpp
@@ -0,0 +1,76 @@
+/*************************************************************************/
+/*  shortcut.cpp                                                         */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2021 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.                */
+/*************************************************************************/
+
+#include "shortcut.h"
+#include "core/os/keyboard.h"
+
+void Shortcut::set_event(const Ref<InputEvent> &p_event) {
+	ERR_FAIL_COND_MSG(Object::cast_to<InputEventShortcut>(*p_event), "Cannot set a shortcut event to an instance of InputEventShortcut.");
+	event = p_event;
+	emit_changed();
+}
+
+Ref<InputEvent> Shortcut::get_event() const {
+	return event;
+}
+
+bool Shortcut::matches_event(const Ref<InputEvent> &p_event) const {
+	Ref<InputEventShortcut> ies = p_event;
+	if (ies.is_valid()) {
+		if (ies->get_shortcut().ptr() == this) {
+			return true;
+		}
+	}
+	return event.is_valid() && event->is_match(p_event, true);
+}
+
+String Shortcut::get_as_text() const {
+	if (event.is_valid()) {
+		return event->as_text();
+	} else {
+		return "None";
+	}
+}
+
+bool Shortcut::has_valid_event() const {
+	return event.is_valid();
+}
+
+void Shortcut::_bind_methods() {
+	ClassDB::bind_method(D_METHOD("set_event", "event"), &Shortcut::set_event);
+	ClassDB::bind_method(D_METHOD("get_event"), &Shortcut::get_event);
+
+	ClassDB::bind_method(D_METHOD("has_valid_event"), &Shortcut::has_valid_event);
+
+	ClassDB::bind_method(D_METHOD("matches_event", "event"), &Shortcut::matches_event);
+	ClassDB::bind_method(D_METHOD("get_as_text"), &Shortcut::get_as_text);
+
+	ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "event", PROPERTY_HINT_RESOURCE_TYPE, "InputEvent"), "set_event", "get_event");
+}
diff --git a/core/input/shortcut.h b/core/input/shortcut.h
new file mode 100644
index 0000000000..249dd1971f
--- /dev/null
+++ b/core/input/shortcut.h
@@ -0,0 +1,54 @@
+/*************************************************************************/
+/*  shortcut.h                                                           */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2021 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 SHORTCUT_H
+#define SHORTCUT_H
+
+#include "core/input/input_event.h"
+#include "core/io/resource.h"
+
+class Shortcut : public Resource {
+	GDCLASS(Shortcut, Resource);
+
+	Ref<InputEvent> event;
+
+protected:
+	static void _bind_methods();
+
+public:
+	void set_event(const Ref<InputEvent> &p_shortcut);
+	Ref<InputEvent> get_event() const;
+	bool matches_event(const Ref<InputEvent> &p_event) const;
+	bool has_valid_event() const;
+
+	String get_as_text() const;
+};
+
+#endif // SHORTCUT_H