Uses of Class
com.vaadin.ui.UI

Packages that use UI

Package	Description
com.vaadin.annotations
com.vaadin.event
com.vaadin.navigator
com.vaadin.server
com.vaadin.server.communication
com.vaadin.ui
com.vaadin.util

Uses of UI in com.vaadin.annotations

Methods in com.vaadin.annotations that return types with arguments of type UI

Modifier and Type	Method	Description
Class<? extends UI>	ui()	Gets the default UI class to use for the servlet.

Uses of UI in com.vaadin.event

Methods in com.vaadin.event that return UI

Modifier and Type	Method	Description
UI	MarkedAsDirtyConnectorEvent.getUi()	Get the UI for which the connector event was fired
UI	UIEvents.PollEvent.getUI()	Get the UI instance that received the poll request.

Constructors in com.vaadin.event with parameters of type UI

Constructor	Description
MarkedAsDirtyConnectorEvent(ClientConnector source, UI ui)
PollEvent(UI ui)

Uses of UI in com.vaadin.navigator

Fields in com.vaadin.navigator declared as UI

Modifier and Type	Field	Description
protected UI	Navigator.ui	The UI bound with the Navigator.

Methods in com.vaadin.navigator that return UI

Modifier and Type	Method	Description
UI	Navigator.getUI()

Methods in com.vaadin.navigator with parameters of type UI

Modifier and Type	Method	Description
protected NavigationStateManager	Navigator.createNavigationStateManager(UI ui)	Creates a navigation state manager for given UI.
protected void	Navigator.init(UI ui, NavigationStateManager stateManager, ViewDisplay display)	Initializes a navigator created with the no arguments constructor.

Constructors in com.vaadin.navigator with parameters of type UI

Constructor	Description
Navigator(UI ui, NavigationStateManager stateManager, ViewDisplay display)	Creates a navigator.
Navigator(UI ui, ViewDisplay display)	Creates a navigator that is tracking the active view using URI fragments of the Page containing the given UI.
Navigator(UI ui, ComponentContainer container)	Creates a navigator that is tracking the active view using URI fragments of the Page containing the given UI and replacing the contents of a ComponentContainer with the active view.
Navigator(UI ui, SingleComponentContainer container)	Creates a navigator that is tracking the active view using URI fragments of the Page containing the given UI and replacing the contents of a SingleComponentContainer with the active view.
PushStateManager(UI ui)	Creates a new PushStateManager.

Uses of UI in com.vaadin.server

Methods in com.vaadin.server that return UI

Modifier and Type	Method	Description
UI	LegacyApplicationUIProvider.createInstance(UICreateEvent event)	Deprecated.
UI	UIProvider.createInstance(UICreateEvent event)
UI	VaadinService.findUI(VaadinRequest request)	Finds the UI that belongs to the provided request.
UI	LegacyApplicationUIProvider.getExistingUI(UIClassSelectionEvent event)	Deprecated. Hack used to return existing LegacyWindow instances without regard for out-of-sync problems.
UI	AbstractClientConnector.getUI()	Finds a UI ancestor of this connector.
UI	ClientConnector.getUI()	Returns the UI this connector is attached to.
UI	DragAndDropService.getUI()	Deprecated.
UI	LocaleService.getUI()	Retrieves the UI this service is bound to.
UI	Page.getUI()	Returns the UI of this Page.
UI	VaadinSession.getUIByEmbedId(String embedId)	Finds the UI with the corresponding embed id.
UI	VaadinSession.getUIById(int uiId)	Returns a UI with the given id.

Methods in com.vaadin.server that return types with arguments of type UI

Modifier and Type	Method	Description
Class<? extends UI>	BootstrapResponse.getUiClass()	Gets the class of the UI that will be displayed on the generated bootstrap page.
Class<? extends UI>	BootstrapHandler.BootstrapContext.getUIClass()	Gets the UI class which will be used.
Class<? extends UI>	DefaultUIProvider.getUIClass(UIClassSelectionEvent event)
Class<? extends UI>	LegacyApplicationUIProvider.getUIClass(UIClassSelectionEvent event)	Deprecated.
Class<? extends UI>	UICreateEvent.getUIClass()	Gets the UI class that will be created.
abstract Class<? extends UI>	UIProvider.getUIClass(UIClassSelectionEvent event)
Collection<UI>	VaadinSession.getUIs()	Gets all the UIs of this session.

Methods in com.vaadin.server with parameters of type UI

Modifier and Type	Method	Description
void	VaadinSession.addUI(UI ui)	Adds an initialized UI to this session.
LegacyCommunicationManager.ClientCache	LegacyCommunicationManager.getClientCache(UI uI)	Deprecated. As of 7.1.
ClientConnector	LegacyCommunicationManager.getConnector(UI uI, String connectorId)	Deprecated. As of 7.1.
abstract InputStream	VaadinService.getThemeResourceAsStream(UI ui, String themeName, String resource)	Finds the given theme resource from the web content folder or using the class loader and returns a stream for it.
InputStream	VaadinServletService.getThemeResourceAsStream(UI uI, String themeName, String resource)
boolean	VaadinService.isUIActive(UI ui)	Returns whether the given UI is active (the client-side actively communicates with the server) or whether it can be removed from the session and eventually collected.
void	VaadinSession.removeUI(UI ui)	Called by the framework to remove an UI instance from the session because it has been closed.
void	LegacyCommunicationManager.repaintAll(UI ui)	Deprecated.
static List<ComponentSizeValidator.InvalidLayout>	ComponentSizeValidator.validateLayouts(UI ui)	Validates the layout and returns a collection of errors.

Method parameters in com.vaadin.server with type arguments of type UI

Modifier and Type	Method	Description
abstract String	VaadinService.getMainDivId(VaadinSession session, VaadinRequest request, Class<? extends UI> uiClass)	Creates and returns a unique ID for the DIV where the UI is to be rendered.
String	VaadinServletService.getMainDivId(VaadinSession session, VaadinRequest request, Class<? extends UI> uiClass)

Constructors in com.vaadin.server with parameters of type UI

Constructor	Description
LocaleService(UI ui, UIState.LocaleServiceState state)	Creates a LocaleService bound to the given UI.
Page(UI uI, PageState state)

Constructor parameters in com.vaadin.server with type arguments of type UI

Constructor	Description
BootstrapFragmentResponse(BootstrapHandler handler, VaadinRequest request, VaadinSession session, Class<? extends UI> uiClass, List<org.jsoup.nodes.Node> fragmentNodes, UIProvider uiProvider)	Crate a new bootstrap fragment response.
BootstrapPageResponse(BootstrapHandler handler, VaadinRequest request, VaadinSession session, Class<? extends UI> uiClass, org.jsoup.nodes.Document document, Map<String,Object> headers, UIProvider uiProvider)	Crate a new bootstrap page response.
BootstrapResponse(BootstrapHandler handler, VaadinRequest request, VaadinSession session, Class<? extends UI> uiClass, UIProvider uiProvider)	Creates a new bootstrap event.
BrowserWindowOpener(Class<? extends UI> uiClass)	Creates a window opener that will open windows containing the provided UI class.
BrowserWindowOpener(Class<? extends UI> uiClass, String path)	Creates a window opener that will open windows containing the provided UI using the provided path.
UICreateEvent(VaadinRequest request, Class<? extends UI> uiClass)	Creates a new UI create event for a given VaadinRequest and UI class but without a UI id.
UICreateEvent(VaadinRequest request, Class<? extends UI> uiClass, Integer uiId)	Creates a new UI create event for a given VaadinRequest, UI class and UI id.

Uses of UI in com.vaadin.server.communication

Methods in com.vaadin.server.communication that return UI

Modifier and Type	Method	Description
UI	AtmospherePushConnection.getUI()	Gets the UI this push connection is associated with.

Methods in com.vaadin.server.communication with parameters of type UI

Modifier and Type	Method	Description
protected String	UIInitHandler.getInitialUidl(VaadinRequest request, UI uI)	Generates the initial UIDL message that can e.g.
protected void	ServerRpcHandler.handleInvocation(UI ui, ClientConnector connector, ServerRpcMethodInvocation invocation)	Handles the given RPC method invocation for the given connector.
protected void	ServerRpcHandler.handleInvocation(UI ui, ClientConnector connector, LegacyChangeVariablesInvocation legacyInvocation)	Handles the given Legacy variable change RPC method invocation for the given connector.
protected void	ServerRpcHandler.handleInvocations(UI ui, int lastSyncIdSeenByClient, elemental.json.JsonArray invocationsData)	Processes invocations data received from the client.
void	ServerRpcHandler.handleRpc(UI ui, Reader reader, VaadinRequest request)	Reads JSON containing zero or more serialized RPC calls (including legacy variable changes) and executes the calls.
void	ServerRpcHandler.handleRpc(UI ui, String message, VaadinRequest request)	Reads JSON containing zero or more serialized RPC calls (including legacy variable changes) and executes the calls.
void	ClientRpcWriter.write(UI ui, Writer writer)	Writes a JSON object containing all pending client RPC invocations in the given UI.
void	ConnectorHierarchyWriter.write(UI ui, Writer writer, Set<String> stateUpdateConnectors)	Writes a JSON object containing the connector hierarchy (parent-child mappings) of the dirty connectors in the given UI.
void	ConnectorTypeWriter.write(UI ui, Writer writer, PaintTarget target)	Writes a JSON object containing connector-ID-to-type-ID mappings for each dirty Connector in the given UI.
void	LegacyUidlWriter.write(UI ui, Writer writer, PaintTarget target)	Writes a JSON array containing the changes of all dirty LegacyComponents in the given UI.
void	MetadataWriter.write(UI ui, Writer writer, boolean repaintAll, boolean async, SystemMessages messages)	Writes a JSON object containing metadata related to the given UI.
void	ResourceWriter.write(UI ui, Writer writer, JsonPaintTarget target)	Writes a JSON object containing registered resources.
Set<String>	SharedStateWriter.write(UI ui, Writer writer)	Writes a JSON object containing the pending state changes of the dirty connectors of the given UI.
void	UidlWriter.write(UI ui, Writer writer, boolean async)	Writes a JSON object containing all pending changes to the given UI.

Constructors in com.vaadin.server.communication with parameters of type UI

Constructor	Description
AtmospherePushConnection(UI ui)

Uses of UI in com.vaadin.ui

Subclasses of UI in com.vaadin.ui

Modifier and Type	Class	Description
class	LegacyWindow	Deprecated.

Methods in com.vaadin.ui that return UI

Modifier and Type	Method	Description
static UI	UI.getCurrent()	Gets the currently used UI.
UI	Component.getUI()	Gets the UI the component is attached to.
UI	UI.getUI()	Overridden to return a value instead of referring to the parent.

Methods in com.vaadin.ui with parameters of type UI

Modifier and Type	Method	Description
static void	UI.setCurrent(UI ui)	Sets the thread local for the current UI.

Constructors in com.vaadin.ui with parameters of type UI

Constructor	Description
ConnectorTracker(UI uI)	Creates a new ConnectorTracker for the given uI.

Uses of UI in com.vaadin.util

Methods in com.vaadin.util with parameters of type UI

Modifier and Type	Method	Description
static Map<Class<?>,CurrentInstance>	CurrentInstance.setCurrent(UI ui)	Sets current instances for the UI and all related classes.