#include #include #include #include #include #include #include "UI_HelloWorld2.h" int main(int argc, char** argv) { GApplication app(argc, argv); auto window = GWindow::construct(); window->set_rect(100, 100, 240, 160); window->set_title("Hello World!"); auto* ui = new UI_HelloWorld2; window->set_main_widget(ui->main_widget); ui->w3->on_click = [&](auto&) { app.quit(); }; window->show(); return app.exec(); }