#include using namespace Upp; #define LAYOUTFILE #include class MyApp : public WithLayout1 { public: void Layout1() { SetLayout_Layout1(*this); } void Layout2() { SetLayout_Layout2(*this); } typedef MyApp CLASSNAME; MyApp() { CtrlLayout(*this, "Window title"); layout1 <<= THISBACK(Layout1); layout2 <<= THISBACK(Layout2); } }; GUI_APP_MAIN { MyApp().Run(); }