Method getUserData

Tools/LayoutEditor/WidgetContainer.cpp:79–87

	}

	std::string_view WidgetContainer::getUserData(std::string_view _key)
	{
		for (const auto& item : mUserString)
		{
			if (item.first == _key)
				return item.second;
		}
		return {};
	}

	void WidgetContainer::clearUserData(std::string_view _key)
	{