layout.get_driver().signal_loco_function.connect(sigc::mem_fun(this, &Train::loco_func_event));
layout.signal_block_reserved.connect(sigc::mem_fun(this, &Train::block_reserved));
layout.get_driver().signal_loco_function.connect(sigc::mem_fun(this, &Train::loco_func_event));
layout.signal_block_reserved.connect(sigc::mem_fun(this, &Train::block_reserved));