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.components;
  
  import org.opencms.main.CmsLog;
  import org.opencms.ui.CmsVaadinUtils;
  
  import java.io.InputStream;
  
  import org.apache.commons.lang3.RandomStringUtils;
  import org.apache.commons.logging.Log;
  import org.apache.commons.text.StringEscapeUtils;
  
  import com.vaadin.ui.CustomLayout;
  import com.vaadin.ui.JavaScript;
  
  /**
   * Layout which looks like a Vaadin window without actually being a window.<p>
   */
  public class CmsFakeWindow extends CustomLayout {
  
      /** Serial version id. */
      private static final long serialVersionUID = 1L;
  
      /** The logger instance for this class. */
      private static final Log LOG = CmsLog.getLog(CmsFakeWindow.class);
  
      /** The content location. */
      public static final String LOCATION_CONTENT = "content";
  
      /** The window title. */
      private String m_windowTitle;
  
      /**
       * Creates a new instance.<p>
       */
      public CmsFakeWindow() {
  
          super();
  
          // Need this for setWindowTitle, see below
          setId(RandomStringUtils.randomAlphabetic(8));
  
          try {
              @SuppressWarnings("resource")
              InputStream layoutStream = CmsVaadinUtils.readCustomLayout(getClass(), "CmsFakeWindow.html");
              initTemplateContentsFromInputStream(layoutStream);
          } catch (Exception e) {
              LOG.error(e.getLocalizedMessage(), e);
          }
      }
  
      /**
       * Gets the window title.<p>
       *
       * @return the window title
       */
      public String getWindowTitle() {
  
          return m_windowTitle;
      }
  
      /**
       * Sets the window title.<p>
       *
       * @param title the new window title
       */
      public void setWindowTitle(String title) {
  
          /* HACK: Using a Label destroys the layout for some reason, so we resort to setting the caption directly in the
           element via an explicit JavaScript call. */
          m_windowTitle = title;
          JavaScript.eval(
              "document.querySelector('#"
                  + getId()
                  + " .fakewindowheader').innerHTML = '"
                  + StringEscapeUtils.escapeEcmaScript(title)
                  + "'");
      }
  
  }
  