content: /*
   * This library is part of OpenCms -
   * the Open Source Content Management System
   *
   * Copyright (C) Alkacon Software (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.ade.containerpage.client.ui;
  
  import org.opencms.ade.containerpage.client.CmsContainerpageHandler;
  import org.opencms.gwt.client.ui.I_CmsButton;
  
  import com.google.gwt.event.dom.client.ClickEvent;
  
  /**
   * Option bar button for displaying resource information.<p>
   */
  public class CmsToolbarInfoButton extends A_CmsToolbarOptionButton {
  
      /**
       * Constructor.<p>
       *
       * @param handler the container-page handler
       */
      public CmsToolbarInfoButton(CmsContainerpageHandler handler) {
  
          super(I_CmsButton.ButtonData.INFO_BUTTON, handler);
      }
  
      /**
       * @see org.opencms.ade.containerpage.client.ui.A_CmsToolbarOptionButton#isOptionAvailable(org.opencms.ade.containerpage.client.ui.CmsContainerPageElementPanel)
       */
      @Override
      public boolean isOptionAvailable(CmsContainerPageElementPanel element) {
  
          try {
              element.getStructureId();
              return true;
          } catch (Throwable t) {
              return false;
          }
      }
  
      /**
       * @see org.opencms.ade.containerpage.client.ui.A_CmsToolbarOptionButton#onElementClick(com.google.gwt.event.dom.client.ClickEvent, org.opencms.ade.containerpage.client.ui.CmsContainerPageElementPanel)
       */
      @Override
      public void onElementClick(ClickEvent event, CmsContainerPageElementPanel element) {
  
          getHandler().showElementInfo(element);
      }
  
  }
  