Package com.vaadin.flow.component

Class HtmlComponent

java.lang.Object

com.vaadin.flow.component.Component

com.vaadin.flow.component.HtmlComponent

All Implemented Interfaces:

AttachNotifier, DetachNotifier, HasElement, HasSize, HasStyle, Serializable

Direct Known Subclasses:

Hr, HtmlContainer, IFrame, NativeDetails, Param

public class HtmlComponent
extends Component
implements HasSize, HasStyle

Base class for a Component that represents a single built-in HTML element.

Since:

1.0

Author:

Vaadin Ltd

See Also:

• Serialized Form

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	HtmlComponent()	Creates a component with the element type based on the Tag annotation of the sub class.
	HtmlComponent(String tagName)	Creates a component with a new element with the given tag name.

Method Summary

Modifier and Type	Method	Description
Optional<String>	getTitle()	Gets the title of this component.
void	setTitle(String title)	Sets the title of this component.

Methods inherited from class com.vaadin.flow.component.Component

addListener, findAncestor, fireEvent, from, get, getChildren, getElement, getEventBus, getId, getListeners, getLocale, getParent, getTranslation, getTranslation, getTranslation, getTranslation, getTranslation, getTranslation, getUI, hasListener, isAttached, isTemplateMapped, isVisible, onAttach, onDetach, onEnabledStateChanged, removeFromParent, scrollIntoView, scrollIntoView, set, setElement, setId, setVisible

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.vaadin.flow.component.AttachNotifier

addAttachListener

Methods inherited from interface com.vaadin.flow.component.DetachNotifier

addDetachListener

Methods inherited from interface com.vaadin.flow.component.HasElement

getElement

Methods inherited from interface com.vaadin.flow.component.HasSize

getHeight, getHeightUnit, getMaxHeight, getMaxWidth, getMinHeight, getMinWidth, getWidth, getWidthUnit, setHeight, setHeight, setHeightFull, setMaxHeight, setMaxHeight, setMaxWidth, setMaxWidth, setMinHeight, setMinHeight, setMinWidth, setMinWidth, setSizeFull, setSizeUndefined, setWidth, setWidth, setWidthFull

Methods inherited from interface com.vaadin.flow.component.HasStyle

addClassName, addClassNames, getClassName, getClassNames, getStyle, hasClassName, removeClassName, removeClassNames, setClassName, setClassName

Constructor Details

HtmlComponent

protected HtmlComponent()

Creates a component with the element type based on the Tag annotation of the sub class.

HtmlComponent

public HtmlComponent(String tagName)

Creates a component with a new element with the given tag name.

Parameters:

tagName - the tag name of the element to use for this component, not null

Method Details

setTitle

public void setTitle(String title)

Sets the title of this component. Browsers typically use the title to show a tooltip when hovering an element or any descendant without a title value of its own.

Parameters:

title - the title value to set, or "" to remove any previously set title

getTitle

public Optional<String> getTitle()

Gets the title of this component.

Returns:

an optional title, or an empty optional if no title has been set

See Also:

• setTitle(String)