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.ui.client;
029
030import com.google.gwt.event.dom.client.KeyCodes;
031import com.google.gwt.user.client.DOM;
032import com.google.gwt.user.client.Event;
033import com.vaadin.client.ui.VNotification;
034
035/**
036 * Notification widget which also hides itself when the Enter key is pressed.<p>
037 */
038public class CmsVNotification extends VNotification {
039
040    /**
041     * @see com.vaadin.client.ui.VNotification#onEventPreview(com.google.gwt.user.client.Event)
042     */
043    @Override
044    public boolean onEventPreview(Event event) {
045
046        if ((DOM.eventGetType(event) == Event.ONKEYDOWN) && (event.getKeyCode() == KeyCodes.KEY_ENTER)) {
047            hide();
048            return false;
049        } else {
050            return super.onEventPreview(event);
051        }
052    }
053
054}