com.vaadin.flow.data.renderer

Class TextRenderer<ITEM>

java.lang.Object

com.vaadin.flow.data.renderer.Renderer<SOURCE>

com.vaadin.flow.data.renderer.ComponentRenderer<Component,ITEM>

com.vaadin.flow.data.renderer.TextRenderer<ITEM>

Type Parameters:

ITEM - the type of the input object that can be used by the rendered component

All Implemented Interfaces:

Serializable

public class TextRenderer<ITEM>
extends ComponentRenderer<Component,ITEM>

A renderer that renders each item as a text using provided ItemLabelGenerator.

Since:

1.0.

Author:

Vaadin Ltd

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
TextRenderer() Creates a new renderer instance using the default ItemLabelGenerator: String::valueOf.
TextRenderer(ItemLabelGenerator<ITEM> itemLabelGenerator) Creates a new renderer instance using the provided itemLabelGenerator.

Method Summary

Modifier and Type	Method and Description
Component	createComponent(ITEM item) Creates a component for a given object model item.
protected Element	createElement(String item) Creates a new Element that represent the rendered item.

Methods inherited from class com.vaadin.flow.data.renderer.ComponentRenderer

render, setComponentRendererTag, updateComponent

Methods inherited from class com.vaadin.flow.data.renderer.Renderer

getEventHandlers, getValueProviders, render, setEventHandler, setProperty

Methods inherited from class java.lang.Object

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

Constructor Detail

TextRenderer

public TextRenderer()

Creates a new renderer instance using the default ItemLabelGenerator: String::valueOf.

TextRenderer

public TextRenderer(ItemLabelGenerator<ITEM> itemLabelGenerator)

Creates a new renderer instance using the provided itemLabelGenerator.

Parameters:

itemLabelGenerator - the item label generator

Method Detail

createComponent

public Component createComponent(ITEM item)

Description copied from class: ComponentRenderer

Creates a component for a given object model item. Subclasses can override this method to provide specific behavior.

Overrides:

createComponent in class ComponentRenderer<Component,ITEM>

Parameters:

item - the model item, possibly null

Returns:

a component instance representing the provided item

createElement

protected Element createElement(String item)

Creates a new Element that represent the rendered item.

By default the text is wrapped inside a <span> element. Subclasses may override this method to return some other Element.

Parameters:

item - the item to render

Returns:

the element representing rendered item