// gtkmm4 example // Compile with: // g++ main.cpp `pkg-config gtkmm-4.0 --cflags --libs` -std=c++20 // Run with // LD_LIBRARY_PATH=/usr/local/lib ./a.out #include class MyWindow : public Gtk::Window { public: MyWindow(); }; MyWindow::MyWindow() { set_title("Basic application"); set_default_size(200, 200); } int main(int argc, char* argv[]) { auto app = Gtk::Application::create("org.gtkmm.examples.base"); return app->make_window_and_run(argc, argv); }