Method _select_clicked

editor/scene/3d/node_3d_editor_plugin.cpp:777–834

}

void Node3DEditorViewport::_select_clicked(bool p_allow_locked) {
	Node *node = ObjectDB::get_instance<Node3D>(clicked);
	Node3D *selected = Object::cast_to<Node3D>(node);
	clicked = ObjectID();

	if (!selected) {
		return;
	}

	Node *edited_scene = EditorNode::get_singleton()->get_edited_scene();

	// Prevent selection of nodes not owned by the edited scene.
	while (node && node != edited_scene->get_parent()) {
		Node *node_owner = node->get_owner();
		if (node_owner == edited_scene || node == edited_scene || (node_owner != nullptr && edited_scene->is_editable_instance(node_owner))) {
			break;
		}
		node = node->get_parent();
		selected = Object::cast_to<Node3D>(node);
	}

	if (!p_allow_locked) {
		// Replace the node by the group if grouped
		while (node && node != edited_scene->get_parent()) {
			Node3D *selected_tmp = Object::cast_to<Node3D>(node);
			if (selected_tmp && node->has_meta("_edit_group_")) {
				selected = selected_tmp;
			}
			node = node->get_parent();
		}
	}

	if (p_allow_locked || (selected != nullptr && !_is_node_locked(selected))) {
		if (clicked_wants_append) {
			const List<Node *> &top_node_list = editor_selection->get_top_selected_node_list();
			const Node *active_node = top_node_list.is_empty() ? nullptr : top_node_list.back()->get();
			if (editor_selection->is_selected(selected)) {
				editor_selection->remove_node(selected);
				if (selected != active_node) {
					editor_selection->add_node(selected);
				}
			} else {
				editor_selection->add_node(selected);
			}
		} else {
			if (!editor_selection->is_selected(selected)) {
				editor_selection->clear();
				editor_selection->add_node(selected);
				EditorNode::get_singleton()->edit_node(selected);
			}
		}

		const List<Node *> &top_node_list = editor_selection->get_top_selected_node_list();
		if (top_node_list.size() == 1) {
			EditorNode::get_singleton()->edit_node(top_node_list.front()->get());
		}
	}
}