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.ui.A_CmsUI;
031import org.opencms.ui.I_CmsDialogContext;
032import org.opencms.ui.I_CmsUpdateListener;
033import org.opencms.ui.components.extensions.CmsGwtDialogExtension;
034import org.opencms.workplace.explorer.Messages;
035
036import java.util.List;
037import java.util.Map;
038
039/**
040 * The about dialog action.<p>
041 */
042public class CmsAboutDialogAction extends A_CmsToolbarAction implements I_CmsADEAction {
043
044    /** The action id. */
045    public static final String ACTION_ID = "about";
046
047    /**
048     * @see org.opencms.ui.actions.I_CmsWorkplaceAction#executeAction(org.opencms.ui.I_CmsDialogContext)
049     */
050    public void executeAction(I_CmsDialogContext context) {
051
052        try {
053            CmsGwtDialogExtension dialogExtension = new CmsGwtDialogExtension(
054                A_CmsUI.get(),
055                new I_CmsUpdateListener<String>() {
056
057                    public void onUpdate(List<String> updatedItems) {
058
059                        // nothing to do
060                    }
061                });
062            dialogExtension.showAbout();
063        } catch (Exception e) {
064            context.error(e);
065        }
066    }
067
068    /**
069     * @see org.opencms.ui.actions.I_CmsADEAction#getCommandClassName()
070     */
071    public String getCommandClassName() {
072
073        return "org.opencms.gwt.client.ui.contextmenu.CmsAbout";
074    }
075
076    /**
077     * @see org.opencms.ui.actions.I_CmsWorkplaceAction#getId()
078     */
079    public String getId() {
080
081        return ACTION_ID;
082    }
083
084    /**
085     * @see org.opencms.ui.actions.I_CmsADEAction#getJspPath()
086     */
087    public String getJspPath() {
088
089        return null;
090    }
091
092    /**
093     * @see org.opencms.ui.actions.I_CmsADEAction#getParams()
094     */
095    public Map<String, String> getParams() {
096
097        return null;
098    }
099
100    /**
101     * @see org.opencms.ui.actions.I_CmsADEAction#isAdeSupported()
102     */
103    public boolean isAdeSupported() {
104
105        return true;
106    }
107
108    /**
109     * @see org.opencms.ui.actions.A_CmsWorkplaceAction#getTitleKey()
110     */
111    @Override
112    protected String getTitleKey() {
113
114        return Messages.GUI_EXPLORER_CONTEXT_ABOUT_0;
115    }
116}