Method GetWidgetString

src/build_vehicle_gui.cpp:1758–1793

	}

	std::string GetWidgetString(WidgetID widget, StringID stringid) const override
	{
		switch (widget) {
			case WID_BV_CAPTION:
				if (this->vehicle_type == VEH_TRAIN && !this->listview_mode) {
					const RailTypeInfo *rti = GetRailTypeInfo(this->filter.railtype);
					return GetString(rti->strings.build_caption);
				}
				if (this->vehicle_type == VEH_ROAD && !this->listview_mode) {
					const RoadTypeInfo *rti = GetRoadTypeInfo(this->filter.roadtype);
					return GetString(rti->strings.build_caption);
				}
				return GetString((this->listview_mode ? STR_VEHICLE_LIST_AVAILABLE_TRAINS : STR_BUY_VEHICLE_TRAIN_ALL_CAPTION) + this->vehicle_type);

			case WID_BV_SORT_DROPDOWN:
				return GetString(std::data(_engine_sort_listing[this->vehicle_type])[this->sort_criteria]);

			case WID_BV_CARGO_FILTER_DROPDOWN:
				return GetString(this->GetCargoFilterLabel(this->cargo_filter_criteria));

			case WID_BV_SHOW_HIDE: {
				const Engine *e = (this->sel_engine == EngineID::Invalid()) ? nullptr : Engine::Get(this->sel_engine);
				if (e != nullptr && e->IsHidden(_local_company)) {
					return GetString(STR_BUY_VEHICLE_TRAIN_SHOW_TOGGLE_BUTTON + this->vehicle_type);
				}
				return GetString(STR_BUY_VEHICLE_TRAIN_HIDE_TOGGLE_BUTTON + this->vehicle_type);
			}

			default:
				if (IsInsideMM(widget, this->badge_filters.first, this->badge_filters.second)) {
					return this->GetWidget<NWidgetBadgeFilter>(widget)->GetStringParameter(this->badge_filter_choices);
				}

				return this->Window::GetWidgetString(widget, stringid);
		}
	}

	void UpdateWidgetSize(WidgetID widget, Dimension &size, [[maybe_unused]] const Dimension &padding, [[maybe_unused]] Dimension &fill, [[maybe_unused]] Dimension &resize) override
	{