Make possible to create inherited scenes via the RMB menu in the FileSystem dock

editor/editor_node.cpp

@@ -3250,6 +3250,12 @@ InspectorDock *EditorNode::get_inspector_dock() {
 	return inspector_dock;
 }
 
+void EditorNode::_inherit_request(String p_file) {
+
+	current_option = FILE_NEW_INHERITED_SCENE;
+	_dialog_action(p_file);
+}
+
 void EditorNode::_instance_request(const Vector<String> &p_files) {
 
 	request_instance_scenes(p_files);
@@ -5023,6 +5029,7 @@ void EditorNode::_bind_methods() {
 	ClassDB::bind_method("_get_scene_metadata", &EditorNode::_get_scene_metadata);
 	ClassDB::bind_method("set_edited_scene", &EditorNode::set_edited_scene);
 	ClassDB::bind_method("open_request", &EditorNode::open_request);
+	ClassDB::bind_method("_inherit_request", &EditorNode::_inherit_request);
 	ClassDB::bind_method("_instance_request", &EditorNode::_instance_request);
 	ClassDB::bind_method("_close_messages", &EditorNode::_close_messages);
 	ClassDB::bind_method("_show_messages", &EditorNode::_show_messages);
@@ -5991,6 +5998,7 @@ EditorNode::EditorNode() {
 
 	filesystem_dock = memnew(FileSystemDock(this));
 	filesystem_dock->connect("open", this, "open_request");
+	filesystem_dock->connect("inherit", this, "_inherit_request");
 	filesystem_dock->connect("instance", this, "_instance_request");
 	filesystem_dock->connect("display_mode_changed", this, "_save_docks");
 

editor/editor_node.h

@@ -474,6 +474,7 @@ private:
 	int _next_unsaved_scene(bool p_valid_filename, int p_start = 0);
 	void _discard_changes(const String &p_str = String());
 
+	void _inherit_request(String p_file);
 	void _instance_request(const Vector<String> &p_files);
 
 	void _display_top_editors(bool p_display);

editor/filesystem_dock.cpp

@@ -1505,6 +1505,13 @@ void FileSystemDock::_file_option(int p_option, const Vector<String> p_selected)
 			}
 		} break;
 
+		case FILE_INHERIT: {
+			// Create a new scene inherited from the selected one
+			if (p_selected.size() == 1) {
+				emit_signal("inherit", p_selected[0]);
+			}
+		} break;
+
 		case FILE_INSTANCE: {
 			// Instance all selected scenes
 			Vector<String> paths;
@@ -2071,13 +2078,16 @@ void FileSystemDock::_file_and_folders_fill_popup(PopupMenu *p_popup, Vector<Str
 
 	if (all_files) {
 
-		if (all_files_scenes && filenames.size() >= 1) {
-			p_popup->add_item(TTR("Open Scene(s)"), FILE_OPEN);
+		if (all_files_scenes) {
+			if (filenames.size() == 1) {
+				p_popup->add_item(TTR("Open Scene"), FILE_OPEN);
+				p_popup->add_item(TTR("New Inherited Scene"), FILE_INHERIT);
+			} else {
+				p_popup->add_item(TTR("Open Scenes"), FILE_OPEN);
+			}
 			p_popup->add_item(TTR("Instance"), FILE_INSTANCE);
 			p_popup->add_separator();
-		}
-
-		if (!all_files_scenes && filenames.size() == 1) {
+		} else if (filenames.size() == 1) {
 			p_popup->add_item(TTR("Open"), FILE_OPEN);
 			p_popup->add_separator();
 		}
@@ -2378,8 +2388,8 @@ void FileSystemDock::_bind_methods() {
 
 	ClassDB::bind_method(D_METHOD("_feature_profile_changed"), &FileSystemDock::_feature_profile_changed);
 
+	ADD_SIGNAL(MethodInfo("inherit", PropertyInfo(Variant::STRING, "file")));
 	ADD_SIGNAL(MethodInfo("instance", PropertyInfo(Variant::POOL_STRING_ARRAY, "files")));
-	ADD_SIGNAL(MethodInfo("open"));
 
 	ADD_SIGNAL(MethodInfo("file_removed", PropertyInfo(Variant::STRING, "file")));
 	ADD_SIGNAL(MethodInfo("folder_removed", PropertyInfo(Variant::STRING, "folder")));

editor/filesystem_dock.h

@@ -73,6 +73,7 @@ public:
 private:
 	enum FileMenu {
 		FILE_OPEN,
+		FILE_INHERIT,
 		FILE_INSTANCE,
 		FILE_ADD_FAVORITE,
 		FILE_REMOVE_FAVORITE,