### - u -

- UnfocusFocusedWidget() : Window
- UnFork() : Path
- Unfreeze() : LinkStat
- Uninitialize() : AI
- UnmappedChoiceList() : UnmappedChoiceList
- Unpack() : VehicleListIdentifier
- Unreserve() : VehicleCargoList
- UnreserveSingleTrack() : CYapfReserveTrack< Types >
- Unselect() : ClientNetworkContentSocketHandler
- UnselectAll() : ClientNetworkContentSocketHandler
- UnselectVehicle() : VehicleGroupWindow
- UnshareOrders() : AIOrder
- Update() : Backup< T > , CargoDataEntry
- UpdateCache() : Ship
- UpdateDeltaXY() : Aircraft , EffectVehicle , RoadVehicle , Ship , Train , Vehicle , DisasterVehicle
- UpdateFlowStats() : GoodsEntry
- UpdateFlowStatsTransfer() : GoodsEntry
- UpdateInclination() : GroundVehicle< T, Type >
- UpdateLabel() : Town
- UpdateOptionWidgetStatus() : BuildRoadToolbarWindow
- UpdateOrderTimetable() : OrderList
- UpdateOskState() : OskWindow
- UpdatePosition() : ViewportSign , Scrollbar
- UpdateRealOrderIndex() : Vehicle
- UpdateSelectionStates() : TimetableWindow
- UpdateSpeed() : RoadVehicle , Train
- UpdateStatistics() : BaseGraphWindow
- UpdateViewport() : SpecializedVehicle< T, Type >
- UpdateViewportCoordinates() : NWidgetViewport
- UpdateVirtCoord() : BaseStation , Sign , Station , Town , Waypoint
- UpdateVisualEffect() : Vehicle
- UpdateWidgetSize() : MusicWindow , MusicTrackSelectionWindow , NetworkLobbyWindow , QueryWindow , TooltipsWindow , BuildRailWaypointWindow , BuildTreesWindow , LandInfoWindow , SelectGameWindow , IndustryCargoesWindow , IndustryDirectoryWindow , IndustryViewWindow , BuildIndustryWindow , DeparturesWindow< Twaypoint > , DepotWindow , CompanyLeagueWindow , PaymentRatesGraphWindow , EnginePreviewWindow , CreateScenarioWindow , GameOptionsWindow , GenerateProgressWindow , BaseGraphWindow , TimetableWindow , SetMinutesWindow , SetDateWindow , BuyCompanyWindow , CompanyWindow , CompanyInfrastructureWindow , SelectCompanyManagerFaceWindow , SelectCompanyLiveryWindow , BuildObjectWindow , CheatWindow , BuildVehicleWindow , BuildBridgeWindow , GameSettingsWindow , BuildAirportWindow , BuildRailStationWindow , AISettingsWindow , MessageOptionsWindow , NewGRFInspectWindow , TownViewWindow , TownAuthorityWindow , NetworkClientListPopupWindow , MessageHistoryWindow , TimeWindow , TownDirectoryWindow , PerformanceRatingDetailWindow , ProgramWindow , VehicleGroupWindow , RefitWindow , OrdersWindow , VehicleListWindow , NewGRFParametersWindow , AboutWindow , ErrmsgWindow , CompanyStationsWindow , Window , VehicleViewWindow , ScenarioEditorToolbarWindow , SubsidyListWindow , ReplaceVehicleWindow , AIConfigWindow , AIListWindow , NetworkJoinStatusWindow , NewsWindow , NetworkClientListWindow , SpriteAlignerWindow , GameDifficultyWindow , SelectStationWindow< T > , VehicleDetailsWindow , StatusBarWindow , CustomCurrencyWindow , StationViewWindow , CompanyFinancesWindow
- UpdateZPosition() : GroundVehicle< T, Type >
- UpdateZPositionAndInclination() : GroundVehicle< T, Type >
- Usage() : LinkStat
- UseAsRandomAI() : AIInfo
- UsePaletteAnimation() : Blitter_Null , Blitter_8bppBase , Blitter , Blitter_32bppAnim , Blitter_32bppBase
- UserIsAllowedToChangeNewGRFs() : GUISettings
- UsesSmoothEconomy() : IndustrySpec