com.vaadin.flow.component.grid

Class ColumnPathRenderer<SOURCE>

java.lang.Object

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

com.vaadin.flow.component.grid.ColumnPathRenderer<SOURCE>

Type Parameters:

SOURCE - the object model type

All Implemented Interfaces:

Serializable

public class ColumnPathRenderer<SOURCE>
extends Renderer<SOURCE>

Renderer for columns that doesn't use any template for rendering its contents (only the value from the object model). In such cases, a template element is not needed on the client-side, only the path property.

Author:

Vaadin Ltd.

See Also:

Grid.addColumn(ValueProvider), Serialized Form

Constructor Summary

Constructors

Constructor and Description
ColumnPathRenderer(String property, ValueProvider<SOURCE,?> provider) Creates a new renderer based on the property and the value provider for that property.

Method Summary

Modifier and Type	Method and Description
Rendering<SOURCE>	render(Element container, DataKeyMapper<SOURCE> keyMapper) Handles the rendering of the model objects by creating a new <template> element in the given container.
Rendering<SOURCE>	render(Element container, DataKeyMapper<SOURCE> keyMapper, Element contentTemplate) Handles the rendering of the model objects by using the given <template> element in the given container.

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

getEventHandlers, getValueProviders, setEventHandler, setProperty

Methods inherited from class java.lang.Object

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

Constructor Detail

ColumnPathRenderer

public ColumnPathRenderer(String property,
                          ValueProvider<SOURCE,?> provider)

Creates a new renderer based on the property and the value provider for that property.

Parameters:

property - the property name

provider - the value provider for the property

Method Detail

render

public Rendering<SOURCE> render(Element container,
                                DataKeyMapper<SOURCE> keyMapper)

Description copied from class: Renderer

Handles the rendering of the model objects by creating a new <template> element in the given container.

Overrides:

render in class Renderer<SOURCE>

Parameters:

container - the element in which the template will be attached to

keyMapper - mapper used internally to fetch items by key and to provide keys for given items. It is required when either event handlers or DataGenerator are supported

Returns:

the context of the rendering, that can be used by the components to provide extra customization

render

public Rendering<SOURCE> render(Element container,
                                DataKeyMapper<SOURCE> keyMapper,
                                Element contentTemplate)

Description copied from class: Renderer

Handles the rendering of the model objects by using the given <template> element in the given container.

Subclasses of Renderer usually override this method to provide additional features.

Overrides:

render in class Renderer<SOURCE>

Parameters:

container - the element in which the template will be attached to, not null

keyMapper - mapper used internally to fetch items by key and to provide keys for given items. It is required when either event handlers or DataGenerator are supported

contentTemplate - the <template> element to be used for rendering in the container, not null

Returns:

the context of the rendering, that can be used by the components to provide extra customization