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/*
 * Copyright (C) 2014 Dmitry Ovchinnikov
 * Marid, the free data acquisition and visualization software
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see .
 */

package org.marid.swing.dnd;

import java.awt.datatransfer.DataFlavor;
import java.io.Serializable;

/**
 * @author Dmitry Ovchinnikov.
 */
public interface DndSource extends DndConstants {

    default T getDndObject() {
        return null;
    }

    default int getDndActions() {
        return DND_NONE;
    }

    DataFlavor[] getSourceDataFlavors();

    default Object encodeDndSource(DataFlavor dataFlavor, T dndObject) {
        return dataFlavor.getRepresentationClass().isInstance(dndObject) ? dndObject : null;
    }

    default void dndObjectExportDone(T dndObject, int action) {
    }
}