#include int main(int argc, char **argv) { GtkBuilder *builder; GError *error = NULL; GtkWidget *window; gint res; gtk_init(&argc, &argv); builder = gtk_builder_new(); res = gtk_builder_add_from_file(builder, "Gui.ui", &error); printf("Result %d\n", res); if (error != NULL) printf("Error loading UI: %s\n", error->message); window = GTK_WIDGET(gtk_builder_get_object(builder, "window")); gtk_widget_show(window); gtk_main(); }