#ifndef BILLYSHEET_GUI_DATA_HPP #define BILLYSHEET_GUI_DATA_HPP namespace gui { class Window; class GuiData final { private: Window &window; public: GuiData() = delete; explicit GuiData(Window &wwindow) : window(wwindow) {} [[nodiscard]] Window &get_window() const; ~GuiData() noexcept = default; }; } #endif //BILLYSHEET_GUI_DATA_HPP