Method GetClassName

src/road_gui.cpp:1231–1236

	void SetSelectedClass(int id) const override { _roadstop_gui.sel_class = this->GetClassIndex(id); }

	StringID GetClassName(int id) const override
	{
		const auto *rsc = this->GetClass(id);
		if (!IsClassChoice(*rsc)) return INVALID_STRING_ID;
		return rsc->name;
	}

	int GetSelectedType() const override { return _roadstop_gui.sel_type; }
	void SetSelectedType(int id) const override { _roadstop_gui.sel_type = id; }