### - u -

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