All Downloads are FREE. Search and download functionalities are using the official Maven repository.

com.vaadin.ui.components.grid.SourceDataProviderUpdater Maven / Gradle / Ivy

There is a newer version: 8.27.3
Show newest version
/*
 * Copyright (C) 2000-2024 Vaadin Ltd
 *
 * This program is available under Vaadin Commercial License and Service Terms.
 *
 * See  for the full
 * license.
 */
package com.vaadin.ui.components.grid;

import java.io.Serializable;
import java.util.Collection;

import com.vaadin.data.provider.DataProvider;
import com.vaadin.shared.ui.dnd.DropEffect;

/**
 * A handler for source grid data provider updater for {@link GridRowDragger}.
 *
 * Used to handle updates to the source grid's {@link DataProvider} after a
 * drop.
 *
 * @author Vaadin Ltd
 * @since 8.2
 *
 * @param 
 *            the bean type
 */
@FunctionalInterface
public interface SourceDataProviderUpdater extends Serializable {

    /**
     * A NOOP updater that does not do anything for the source data provider.
     */
    static SourceDataProviderUpdater NOOP = (e, dp, i) -> {
    };

    /**
     * Called when Items have been dragged.
     *
     * @param dropEffect
     *            the reported drop effect from the drop event
     * @param dataProvider
     *            the data provider for the source grid
     * @param items
     *            dragged items.
     */
    public void removeItems(DropEffect dropEffect,
            DataProvider dataProvider, Collection items);
}




© 2015 - 2024 Weber Informatics LLC | Privacy Policy