HtmlComponent (Vaadin Platform (vaadin-platform-javadoc) 23.3.15 API)

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

All Methods Instance Methods Concrete Methods
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, 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 Detail
  - 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 Detail
  - 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)