Method GenerateBuildAircraftList

src/build_vehicle_gui.cpp:1502–1534

Figure out what aircraft EngineIDs to put in the list */

	/* Figure out what aircraft EngineIDs to put in the list */
	void GenerateBuildAircraftList()
	{
		EngineID sel_id = EngineID::Invalid();

		this->eng_list.clear();

		const Station *st = this->listview_mode ? nullptr : Station::GetByTile(TileIndex(this->window_number));

		BadgeTextFilter btf(this->string_filter, GSF_AIRCRAFT);
		BadgeDropdownFilter bdf(this->badge_filter_choices);

		/* Make list of all available planes.
		 * Also check to see if the previously selected plane is still available,
		 * and if not, reset selection to EngineID::Invalid(). This could be the case
		 * when planes become obsolete and are removed */
		for (const Engine *e : Engine::IterateType(VEH_AIRCRAFT)) {
			if (!this->show_hidden_engines && e->IsVariantHidden(_local_company)) continue;
			EngineID eid = e->index;
			if (!IsEngineBuildable(eid, VEH_AIRCRAFT, _local_company)) continue;
			/* First VEH_END window_numbers are fake to allow a window open for all different types at once */
			if (!this->listview_mode && !CanVehicleUseStation(eid, st)) continue;
			if (!bdf.Filter(e->badges)) continue;

			/* Filter by name or NewGRF extra text */
			if (!FilterByText(e) && !btf.Filter(e->badges)) continue;

			this->eng_list.emplace_back(eid, e->info.variant_id, e->display_flags, 0);

			if (eid == this->sel_engine) sel_id = eid;
		}

		this->SelectEngine(sel_id);
	}

	/* Generate the list of vehicles */
	void GenerateBuildList()