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com.vaadin.ui.components.grid.

Interface TargetDataProviderUpdater<T>

  • Type Parameters:

    T - the bean type

    All Superinterfaces:

    Serializable

    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 interface TargetDataProviderUpdater<T>
extends Serializable

    A handler for target grid data provider updater for GridRowDragger. Used to handle updates to the target grid's DataProvider after a drop.

    Since:

    8.2

    Author:

    Vaadin Ltd

    • Method Summary

      All Methods
      Modifier and Type Method Description
      void onDrop​(DropEffect dropEffect, DataProvider<T,​?> dataProvider, int index, Collection<T> items)

      Called when items have been dropped on the target Grid.

    • Method Detail

      • onDrop

        void onDrop​(DropEffect dropEffect,
            DataProvider<T,​?> dataProvider,
            int index,
            Collection<T> items)

        Called when items have been dropped on the target Grid.

        Parameters:

        dropEffect - the reported drop effect from the drop event

        dataProvider - the target grid data provider

        index - the target index, Integer.MAX_VALUE is used for dropping things always to the end of the grid without having to fetch the size of the data provider

        items - items to be added.