001/*
002 * This library is part of OpenCms -
003 * the Open Source Content Management System
004 *
005 * Copyright (c) Alkacon Software GmbH & Co. KG (http://www.alkacon.com)
006 *
007 * This library is free software; you can redistribute it and/or
008 * modify it under the terms of the GNU Lesser General Public
009 * License as published by the Free Software Foundation; either
010 * version 2.1 of the License, or (at your option) any later version.
011 *
012 * This library is distributed in the hope that it will be useful,
013 * but WITHOUT ANY WARRANTY; without even the implied warranty of
014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
015 * Lesser General Public License for more details.
016 *
017 * For further information about Alkacon Software, please see the
018 * company website: http://www.alkacon.com
019 *
020 * For further information about OpenCms, please see the
021 * project website: http://www.opencms.org
022 *
023 * You should have received a copy of the GNU Lesser General Public
024 * License along with this library; if not, write to the Free Software
025 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
026 */
027
028package org.opencms.ade.contenteditor.client;
029
030import org.opencms.acacia.shared.CmsEntity;
031
032import com.google.gwt.core.client.JavaScriptObject;
033
034/**
035 * Native change handler wrapper.<p>
036 */
037public final class CmsEntityChangeListenerWrapper implements I_CmsEntityChangeListener {
038
039    /** The wrapped native listener. */
040    private JavaScriptObject m_wrappedListener;
041
042    /**
043     * Constructor.<p>
044     *
045     * @param listener the native listener to wrap
046     */
047    protected CmsEntityChangeListenerWrapper(JavaScriptObject listener) {
048
049        m_wrappedListener = listener;
050    }
051
052    /**
053     * @see org.opencms.ade.contenteditor.client.I_CmsEntityChangeListener#onEntityChange(org.opencms.acacia.shared.CmsEntity)
054     */
055    public void onEntityChange(CmsEntity entity) {
056
057        onChange(entity);
058    }
059
060    /**
061     * Handles the on change call.<p>
062     *
063     * @param entity the changed entiy
064     */
065    private native void onChange(CmsEntity entity) /*-{
066        var listener = this.@org.opencms.ade.contenteditor.client.CmsEntityChangeListenerWrapper::m_wrappedListener;
067        var wrappedEntity = new $wnd.acacia.CmsEntityWrapper(entity);
068        listener.onChange(wrappedEntity);
069    }-*/;
070}