/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2007-2015 Broad Institute
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

package org.broad.igv.ui.dnd;

import java.awt.event.MouseAdapter;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

public class GhostDropAdapter extends MouseAdapter {
    protected GhostGlassPane glassPane;
    protected String action;

    private List listeners;

    public GhostDropAdapter(GhostGlassPane glassPane, String action) {
        this.glassPane = glassPane;
        this.action = action;
        this.listeners = new ArrayList();
    }

    public void addGhostDropListener(GhostDropListener listener) {
        if (listener != null)
            listeners.add(listener);
    }

    public void removeGhostDropListener(GhostDropListener listener) {
        if (listener != null)
            listeners.remove(listener);
    }

    protected void fireGhostDropEvent(GhostDropEvent evt) {
        Iterator it = listeners.iterator();
        while (it.hasNext()) {
            ((GhostDropListener) it.next()).ghostDropped(evt);
        }
    }
}