### - u -

- UnfocusFocusedWidget() : Window
- UnFoldAll() : SettingEntry , SettingsPage
- Uninitialize() : AI , Game
- UnmappedChoiceList() : UnmappedChoiceList
- Unpack() : VehicleListIdentifier
- Unpause() : AI , Game , ScriptInstance
- Unreserve() : VehicleCargoList
- UnreserveSingleTrack() : CYapfReserveTrack< Types >
- Unselect() : ClientNetworkContentSocketHandler
- UnselectAll() : ClientNetworkContentSocketHandler
- UnselectVehicle() : VehicleGroupWindow
- Update() : Backup< T > , CargoDataEntry
- UpdateAcceleration() : Train
- UpdateAfterLoad() : GroupStatistics
- UpdateAutoRefitState() : OrdersWindow
- UpdateAutoreplace() : GroupStatistics
- UpdateCache() : Ship
- UpdateDeltaXY() : Aircraft , EffectVehicle , RoadVehicle , Ship , Train , Vehicle , DisasterVehicle
- UpdateFilterState() : SettingEntry , SettingsPage
- UpdateInclination() : GroundVehicle< T, Type >
- UpdateNewGRFScanStatus() : ScanProgressWindow
- UpdateOptionWidgetStatus() : BuildRoadToolbarWindow
- UpdateOrderTimetable() : OrderList
- UpdateOskState() : OskWindow
- UpdateOverlayCargoes() : LinkGraphLegendWindow
- UpdateOverlayCompanies() : LinkGraphLegendWindow
- UpdatePalette() : CocoaSubdriver
- UpdatePosition() : ViewportSign , Scrollbar
- UpdateProfits() : GroupStatistics
- UpdateRealOrderIndex() : Vehicle
- UpdateRefittability() : GRFTempEngineData
- UpdateSelectionStates() : TimetableWindow
- UpdateSize() : Textbuf
- UpdateSpeed() : RoadVehicle , Train
- UpdateStatistics() : BaseGraphWindow
- UpdateViewport() : SpecializedVehicle< T, Type >
- UpdateViewportCoordinates() : NWidgetViewport
- UpdateVirtCoord() : BaseStation , Sign , Station , Town , Waypoint
- UpdateVisualEffect() : Vehicle
- UpdateWidgetSize() : NetworkLobbyWindow , VehicleGroupWindow , PerformanceRatingDetailWindow , BuildRailWaypointWindow , RefitWindow , BaseGraphWindow , GoalQuestionWindow , GoalListWindow , GenerateProgressWindow , CreateScenarioWindow , EnginePreviewWindow , DepotWindow , BuildVehicleWindow , BuyCompanyWindow , CompanyWindow , CompanyInfrastructureWindow , Window , CheatWindow , CompanyFinancesWindow , SelectCompanyLiveryWindow , GameOptionsWindow , BuildBridgeWindow , ReplaceVehicleWindow , BuildAirportWindow , TownAuthorityWindow , AISettingsWindow , StatusBarWindow , SelectStationWindow< T > , SelectCompanyManagerFaceWindow , TooltipsWindow , TimetableWindow , SubsidyListWindow , ScenarioEditorToolbarWindow , GameDifficultyWindow , SpriteAlignerWindow , VehicleViewWindow , MessageOptionsWindow , NewGRFInspectWindow , TownDirectoryWindow , TownViewWindow , BuildRailStationWindow , NewsWindow , BuildIndustryWindow , BuildTreesWindow , SetDateWindow , VehicleListWindow , BuildObjectWindow , VehicleDetailsWindow , OrdersWindow , NewGRFParametersWindow , PaymentRatesGraphWindow , CompanyLeagueWindow , ScanProgressWindow , StationViewWindow , AIConfigWindow , AIListWindow , CustomCurrencyWindow , AboutWindow , MessageHistoryWindow , MusicWindow , NetworkClientListWindow , SelectGameWindow , LandInfoWindow , NetworkJoinStatusWindow , IndustryViewWindow , MusicTrackSelectionWindow , NetworkClientListPopupWindow , QueryWindow , IndustryDirectoryWindow , IndustryCargoesWindow , CompanyStationsWindow
- UpdateZPosition() : GroundVehicle< T, Type >
- UpdateZPositionAndInclination() : GroundVehicle< T, Type >
- Usage() : LinkStat
- UseAsRandomAI() : AIInfo
- UsePaletteAnimation() : Blitter_8bppBase , Blitter_32bppAnim , Blitter_Null , Blitter_32bppBase , Blitter
- UserIsAllowedToChangeNewGRFs() : GUISettings
- UsesSmoothEconomy() : IndustrySpec
- UseTextRefStack() : CommandCost