content: /*
   * This library is part of OpenCms -
   * the Open Source Content Management System
   *
   * Copyright (c) Alkacon Software GmbH & Co. KG (https://www.alkacon.com)
   *
   * This library is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Lesser General Public
   * License as published by the Free Software Foundation; either
   * version 2.1 of the License, or (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
   * Lesser General Public License for more details.
   *
   * For further information about Alkacon Software, please see the
   * company website: https://www.alkacon.com
   *
   * For further information about OpenCms, please see the
   * project website: https://www.opencms.org
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   */
  
  package org.opencms.ui.apps;
  
  import org.opencms.main.OpenCms;
  import org.opencms.ui.A_CmsUI;
  import org.opencms.workplace.CmsWorkplace;
  import org.opencms.workplace.CmsWorkplaceSettings;
  import org.opencms.workplace.tools.I_CmsToolHandler;
  
  import javax.servlet.http.HttpServletRequest;
  
  import com.vaadin.server.ExternalResource;
  import com.vaadin.ui.BrowserFrame;
  import com.vaadin.ui.JavaScript;
  
  /**
   * App for legacy admin tools. Renders the tool in an iframe.<p>
   */
  public class CmsLegacyApp extends BrowserFrame implements I_CmsWorkplaceApp {
  
      /** Name of Javascript variable used to indicate whether we are currently showing a legacy app. */
      public static final String VAR_IS_LEGACY_APP = "cmsIsLegacyApp";
  
      /** The serial version id. */
      private static final long serialVersionUID = -2857100593142358027L;
  
      /** The tool handler. */
      private I_CmsToolHandler m_toolHandler;
  
      /**
       * Constructor.<p>
       *
       * @param toolHandler the tool handler
       */
      public CmsLegacyApp(I_CmsToolHandler toolHandler) {
  
          m_toolHandler = toolHandler;
          addAttachListener(new AttachListener() {
  
              private static final long serialVersionUID = 1L;
  
              public void attach(AttachEvent event) {
  
                  JavaScript.eval(VAR_IS_LEGACY_APP + " = true;");
  
              }
          });
          addDetachListener(new DetachListener() {
  
              private static final long serialVersionUID = 1L;
  
              public void detach(DetachEvent event) {
  
                  JavaScript.eval(VAR_IS_LEGACY_APP + " = false;");
              }
          });
          setSizeFull();
      }
  
      /**
       * @see org.opencms.ui.apps.I_CmsWorkplaceApp#initUI(org.opencms.ui.apps.I_CmsAppUIContext)
       */
      public void initUI(I_CmsAppUIContext context) {
  
          context.setAppContent(this);
          context.showInfoArea(false);
      }
  
      /**
       * @see org.opencms.ui.apps.I_CmsWorkplaceApp#onStateChange(java.lang.String)
       */
      public void onStateChange(String state) {
  
          // only act on initial state change
          if (getSource() == null) {
              CmsWorkplace wp = new CmsWorkplace(A_CmsUI.getCmsObject(), CmsAppWorkplaceUi.get().getHttpSession()) {
  
                  @Override
                  protected void initWorkplaceRequestValues(CmsWorkplaceSettings settings, HttpServletRequest request) {
  
                      // nothing to do
                  }
              };
  
              OpenCms.getWorkplaceManager().getToolManager().setCurrentToolPath(wp, m_toolHandler.getPath());
  
              String url = OpenCms.getLinkManager().substituteLink(A_CmsUI.getCmsObject(), m_toolHandler.getLink());
              setSource(new ExternalResource(url));
              setSizeFull();
          }
      }
  }
  