Method SetDisplayedRow

src/station_gui.cpp:1676–1699

* Mark a specific row, characterized by its CargoDataEntry, as expanded. * @param entry The row to be marked as expanded. */

	 * @param entry The row to be marked as expanded.
	 */
	void SetDisplayedRow(const CargoDataEntry &entry)
	{
		std::list<StationID> stations;
		const CargoDataEntry *parent = entry.GetParent();
		if (parent->GetParent() == nullptr) {
			this->displayed_rows.push_back(RowDisplay(&this->expanded_rows, entry.GetCargo()));
			return;
		}

		StationID next = entry.GetStation();
		while (parent->GetParent()->GetParent() != nullptr) {
			stations.push_back(parent->GetStation());
			parent = parent->GetParent();
		}

		CargoType cargo = parent->GetCargo();
		CargoDataEntry *filter = this->expanded_rows.Retrieve(cargo);
		while (!stations.empty()) {
			filter = filter->Retrieve(stations.back());
			stations.pop_back();
		}

		this->displayed_rows.push_back(RowDisplay(filter, next));
	}

	/**
	 * Select the correct string for an entry referring to the specified station.