Uses of Interface
com.vaadin.flow.component.HasElement

Packages that use HasElement

Package	Description
com.vaadin.flow.component
com.vaadin.flow.component.internal
com.vaadin.flow.component.webcomponent
com.vaadin.flow.di
com.vaadin.flow.router

Uses of HasElement in com.vaadin.flow.component

Subinterfaces of HasElement in com.vaadin.flow.component

Modifier and Type	Interface	Description
interface	Focusable<T extends Component>	Represents a component that can gain and lose focus.
interface	HasAriaLabel	A generic interface for components and other user interface objects that may have an aria-label property to set the accessible name of the component.
interface	HasComponents	A component to which the user can add and remove child components.
interface	HasEnabled	A generic interface for components and other user interface objects that may be enabled or disabled.
interface	HasHelper	Mixin interface for field components that have helper text as property and slots for inserting components.
interface	HasLabel	A component that supports label definition.
interface	HasOrderedComponents	A component which the children components are ordered, so the index of each child matters for the layout.
interface	HasSize	Any component implementing this interface supports setting the size of the component using HasSize.setWidth(String) and HasSize.setHeight(String).
interface	HasStyle	Represents Component which has class attribute and inline styles.
interface	HasText	A component that supports text content.
interface	HasTheme	Represents Component which has theme attribute.
interface	HasValueAndElement<E extends HasValue.ValueChangeEvent<V>,V>	A component that has a value.

Classes in com.vaadin.flow.component that implement HasElement

Modifier and Type	Class	Description
class	AbstractCompositeField<C extends Component,S extends AbstractCompositeField<C,S,T>,T>	An abstract field class that is backed by a composite component.
class	AbstractField<C extends AbstractField<C,T>,T>	An abstract implementation of a field, or a Component allowing user input.
class	AbstractSinglePropertyField<C extends AbstractField<C,T>,T>	Abstract field that is based on a single element property.
class	Component	A Component is a higher level abstraction of an Element or a hierarchy of Elements.
class	Composite<T extends Component>	A composite encapsulates a Component tree to allow creation of new components by composing existing components.
class	Html	A component which encapsulates a given HTML fragment with a single root element.
class	HtmlComponent	Base class for a Component that represents a single built-in HTML element.
class	HtmlContainer	Base class for a Component that represents a single built-in HTML element that can contain child components or text.
class	Text	A component which encapsulates the given text in a text node.
class	UI	The topmost component in any component hierarchy.

Methods in com.vaadin.flow.component with parameters of type HasElement

Modifier and Type	Method	Description
default G	PropertyDescriptor.get(HasElement hasElement)	Gets the property value for the given component.
static Router	ComponentUtil.getRouter(HasElement component)	Gets the router instance for the given component.
default void	PropertyDescriptor.set(HasElement hasElement, S value)	Sets the property value for the given component.

Uses of HasElement in com.vaadin.flow.component.internal

Classes in com.vaadin.flow.component.internal that implement HasElement

Modifier and Type	Class	Description
class	JavaScriptBootstrapUI	Custom UI for JavaScriptBootstrapHandler.
static class	JavaScriptBootstrapUI.ClientViewPlaceholder	Placeholder view when navigating from server-side views to client-side views.

Methods in com.vaadin.flow.component.internal that return types with arguments of type HasElement

Modifier and Type	Method	Description
List<HasElement>	UIInternals.getActiveRouterTargetsChain()	Gets the currently active router target and parent layouts.

Methods in com.vaadin.flow.component.internal with parameters of type HasElement

Modifier and Type	Method	Description
default void	UIInternalUpdater.updateRoot(UI ui, HasElement oldRoot, HasElement newRoot)	Update root element of the given UI.

Uses of HasElement in com.vaadin.flow.component.webcomponent

Classes in com.vaadin.flow.component.webcomponent that implement HasElement

Modifier and Type	Class	Description
class	WebComponentUI	Custom UI for use with WebComponents served from the server.
class	WebComponentWrapper	Wrapper component for a web component that exposes ClientCallable methods that the client-side components expect to be available.

Uses of HasElement in com.vaadin.flow.di

Methods in com.vaadin.flow.di with type parameters of type HasElement

Modifier and Type	Method	Description
default <T extends HasElement> T	Instantiator.createRouteTarget(Class<T> routeTargetType, NavigationEvent event)	Creates an instance of a navigation target or router layout.

Uses of HasElement in com.vaadin.flow.router

Subinterfaces of HasElement in com.vaadin.flow.router

Modifier and Type	Interface	Description
interface	RouterLayout	Implementations of this interface represent a parent for a navigation target components via the Route.layout() parameter.

Classes in com.vaadin.flow.router that implement HasElement

Modifier and Type	Class	Description
class	InternalServerError	This is a basic default error view shown on exceptions during navigation.
class	RouteNotFoundError	This is a basic default error view shown on routing exceptions.
class	RouterLink	A link that handles navigation internally using Router instead of loading a new page in the browser.

Methods in com.vaadin.flow.router with type parameters of type HasElement

Modifier and Type	Method	Description
static <C extends HasElement> HighlightCondition<C>	HighlightConditions.always()	Always highlight.
static <C extends HasElement> HighlightCondition<C>	HighlightConditions.locationPrefix(String prefix)	Highlight if the navigation path starts with prefix.
static <C extends HasElement> HighlightCondition<C>	HighlightConditions.never()	Never highlight.
static <C extends HasElement> HighlightAction<C>	HighlightActions.none()	An action which does nothing, regardless of the highlight state.
static <C extends HasElement> HighlightAction<C>	HighlightActions.toggleAttribute(String attribute)	An action which toggles the target's attribute based on its highlight state.
static <C extends HasElement> HighlightAction<C>	HighlightActions.toggleTheme(String theme)	An action which toggles theme on the target based on its highlight state.

Methods in com.vaadin.flow.router that return types with arguments of type HasElement

Modifier and Type	Method	Description
List<HasElement>	AfterNavigationEvent.getActiveChain()	Get the active chain that we have after navigation.
List<HasElement>	LocationChangeEvent.getRouteTargetChain()	Gets the chain of route targets that will be nested inside the UI, starting from the most deeply nested component.

Methods in com.vaadin.flow.router with parameters of type HasElement

Modifier and Type	Method	Description
static List<BeforeEnterObserver>	EventUtil.collectBeforeEnterObserversFromChainElement(HasElement element, Collection<? extends HasElement> childrenExclusions)	Collect before enter observer instances in the element's hierarchy.
default void	RouterLayout.removeRouterLayoutContent(HasElement oldContent)	Removes content that should no longer be shown in this router layout.
default void	RouterLayout.showRouterLayoutContent(HasElement content)	Shows the content of the layout which is the router target component annotated with a @Route.

Method parameters in com.vaadin.flow.router with type arguments of type HasElement

Modifier and Type	Method	Description
static List<BeforeEnterObserver>	EventUtil.collectBeforeEnterObservers(Collection<? extends HasElement> oldChain, Collection<? extends HasElement> newChain)	Collect before enter observer instances based on what will be attached when a new view chain is applied.
static List<BeforeEnterObserver>	EventUtil.collectBeforeEnterObserversFromChain(Collection<? extends HasElement> chain, Collection<? extends HasElement> childrenExclusions)	Collect before enter observer instances based on what will be attached when a new view chain is applied.
static List<BeforeEnterObserver>	EventUtil.collectBeforeEnterObserversFromChainElement(HasElement element, Collection<? extends HasElement> childrenExclusions)	Collect before enter observer instances in the element's hierarchy.
static List<LocaleChangeObserver>	EventUtil.collectLocaleChangeObservers(List<HasElement> components)	Collect all Components implementing LocaleChangeObserver connected to the tree of all given Components in list.
static void	EventUtil.informLocaleChangeObservers(UI ui, List<HasElement> components)	Inform components implementing LocaleChangeObserver about locale change.

Constructor parameters in com.vaadin.flow.router with type arguments of type HasElement

Constructor	Description
LocationChangeEvent(Router router, UI ui, NavigationTrigger trigger, Location location, List<HasElement> routeTargetChain)	Creates a new location change event.