Method set_name

scene/main/node.cpp:1450–1486

}

void Node::set_name(const StringName &p_name) {
	ERR_FAIL_COND_MSG(data.tree && !Thread::is_main_thread(), "Changing the name to nodes inside the SceneTree is only allowed from the main thread. Use `set_name.call_deferred(new_name)`.");
	ERR_FAIL_COND(p_name.is_empty());

	const StringName old_name = data.name;
	if (data.unique_name_in_owner && data.owner) {
		_release_unique_name_in_owner();
	}

	{
		const String input_name_str = String(p_name);
		const String validated_node_name_string = input_name_str.validate_node_name();
		if (input_name_str == validated_node_name_string) {
			data.name = p_name;
		} else {
			data.name = StringName(validated_node_name_string);
		}
	}

	if (data.parent) {
		data.parent->_validate_child_name(this, true);
		bool success = data.parent->data.children.replace_key(old_name, data.name);
		ERR_FAIL_COND_MSG(!success, "Renaming child in hashtable failed, this is a bug.");
	}

	if (data.unique_name_in_owner && data.owner) {
		_acquire_unique_name_in_owner();
	}

	propagate_notification(NOTIFICATION_PATH_RENAMED);

	if (is_inside_tree()) {
		emit_signal(SNAME("renamed"));
		data.tree->node_renamed(this);
		data.tree->tree_changed();
	}
}

String Node::get_description() const {
	String description;