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.actions;
029
030import org.opencms.file.CmsObject;
031import org.opencms.file.CmsResource;
032import org.opencms.ui.I_CmsDialogContext;
033import org.opencms.ui.I_CmsDialogContext.ContextType;
034import org.opencms.ui.contextmenu.CmsMenuItemVisibilityMode;
035
036import java.util.List;
037
038/**
039 * Workplace action only visible in the toolbar context menus, not within the file table.<p>
040 */
041public abstract class A_CmsToolbarAction extends A_CmsWorkplaceAction {
042
043    /**
044     * @see org.opencms.ui.contextmenu.I_CmsHasMenuItemVisibility#getVisibility(org.opencms.file.CmsObject, java.util.List)
045     */
046    public CmsMenuItemVisibilityMode getVisibility(CmsObject cms, List<CmsResource> resources) {
047
048        return ((resources != null) && !resources.isEmpty())
049        ? CmsMenuItemVisibilityMode.VISIBILITY_INVISIBLE
050        : CmsMenuItemVisibilityMode.VISIBILITY_ACTIVE;
051    }
052
053    /**
054     * @see org.opencms.ui.actions.A_CmsWorkplaceAction#getVisibility(org.opencms.ui.I_CmsDialogContext)
055     */
056    @Override
057    public CmsMenuItemVisibilityMode getVisibility(I_CmsDialogContext context) {
058
059        return ContextType.fileTable.equals(context.getContextType())
060        ? CmsMenuItemVisibilityMode.VISIBILITY_INVISIBLE
061        : CmsMenuItemVisibilityMode.VISIBILITY_ACTIVE;
062    }
063}