### - 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
- UpdateDeltaXY() : Aircraft , EffectVehicle , RoadVehicle , Ship , Train , Vehicle , DisasterVehicle
- UpdateFilterState() : SettingEntry , SettingsPage
- UpdateInclination() : GroundVehicle< T, Type >
- UpdateListPos() : NetworkGameWindow
- 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
- UpdateViewport() : SpecializedVehicle< T, Type >
- UpdateViewportCoordinates() : NWidgetViewport
- UpdateVirtCoord() : BaseStation , Sign , Station , Town , Waypoint
- UpdateVisualEffect() : Vehicle
- UpdateWidgetSize() : LandInfoWindow , NetworkGameWindow , IndustryCargoesWindow , IndustryDirectoryWindow , ScanProgressWindow , BuildRailStationWindow , VehicleGroupWindow , PerformanceRatingDetailWindow , CompanyLeagueWindow , BuildTreesWindow , BaseGraphWindow , GoalQuestionWindow , GoalListWindow , CompanyFinancesWindow , CreateScenarioWindow , GenerateLandscapeWindow , SaveLoadWindow , VehicleListWindow , DepotWindow , SetDateWindow , SelectCompanyLiveryWindow , SelectCompanyManagerFaceWindow , CompanyInfrastructureWindow , CompanyWindow , BuyCompanyWindow , TimetableWindow , CheatWindow , BuildVehicleWindow , BuildBridgeWindow , ReplaceVehicleWindow , BuildAirportWindow , AIDebugWindow , AIConfigWindow , BuildRailWaypointWindow , AIListWindow , SubsidyListWindow , StatusBarWindow , NewsWindow , GameOptionsWindow , OrdersWindow , VehicleDetailsWindow , NetworkChatWindow , NetworkClientListWindow , QueryStringWindow , TownAuthorityWindow , SelectGameWindow , NewGRFParametersWindow , IndustryViewWindow , TownDirectoryWindow , PaymentRatesGraphWindow , BuildObjectWindow , EnginePreviewWindow , RefitWindow , MessageHistoryWindow , GenerateProgressWindow , NetworkStartServerWindow , NewGRFInspectWindow , ScenarioEditorToolbarWindow , CompanyStationsWindow , Window , VehicleViewWindow , AISettingsWindow , QueryWindow , SpriteAlignerWindow , NetworkClientListPopupWindow , SelectStationWindow< T > , TownViewWindow , BuildIndustryWindow , NetworkLobbyWindow , NetworkJoinStatusWindow , AboutWindow , TooltipsWindow , MusicWindow , MusicTrackSelectionWindow , CustomCurrencyWindow , GameSettingsWindow , StationViewWindow
- UpdateZPosition() : GroundVehicle< T, Type >
- UpdateZPositionAndInclination() : GroundVehicle< T, Type >
- UseAsRandomAI() : AIInfo
- UsePaletteAnimation() : Blitter_32bppBase , Blitter_8bppBase , Blitter_32bppAnim , Blitter_Null , Blitter
- UserIsAllowedToChangeNewGRFs() : GUISettings
- UsesSmoothEconomy() : IndustrySpec
- UseTextRefStack() : CommandCost