Interface Tree.ItemIconGenerator<T>

Type Parameters:
T - item type
All Superinterfaces:
Function<T,com.vaadin.flow.component.Component>, Serializable, com.vaadin.flow.function.SerializableFunction<T,com.vaadin.flow.component.Component>
Enclosing class:
Tree<T>
Functional Interface:
This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
@FunctionalInterface public static interface Tree.ItemIconGenerator<T> extends com.vaadin.flow.function.SerializableFunction<T,com.vaadin.flow.component.Component>
Tree.ItemIconGenerator can be used to customize the icon shown before the label of an item.
Since:
1.0
Author:
Vaadin Ltd

  • Method Summary

    Modifier and Type
    Method
    Description
    com.vaadin.flow.component.Component
    apply(T item)
    Gets a icon for the item.

    Methods inherited from interface java.util.function.Function

    andThen, compose

  • Method Details

    • apply

      com.vaadin.flow.component.Component apply(T item)
      Gets a icon for the item.
      Specified by:
      apply in interface Function<T,com.vaadin.flow.component.Component>
      Parameters:
      item - the item to get icon for
      Returns:
      the icon of the item, not null