/**
    * This file Copyright (c) 2012-2015 Magnolia International
    * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
    *
    *
    * This file is dual-licensed under both the Magnolia
    * Network Agreement and the GNU General Public License.
    * You may elect to use one or the other of these licenses.
    *
   * This file is distributed in the hope that it will be
   * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
   * implied warranty of MERCHANTABILITY or FITNESS FOR A
   * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
   * Redistribution, except as permitted by whichever of the GPL
   * or MNA you select, is prohibited.
   *
   * 1. For the GPL license (GPL), you can redistribute and/or
   * modify this file under the terms of the GNU General
   * Public License, Version 3, as published by the Free Software
   * Foundation.  You should have received a copy of the GNU
   * General Public License, Version 3 along with this program;
   * if not, write to the Free Software Foundation, Inc., 51
   * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
   *
   * 2. For the Magnolia Network Agreement (MNA), this file
   * and the accompanying materials are made available under the
   * terms of the MNA which accompanies this distribution, and
   * is available at http://www.magnolia-cms.com/mna.html
   *
   * Any modifications to this file must keep this entire header
   * intact.
   *
   */
  package info.magnolia.ui.contentapp.browser;
  
  import info.magnolia.ui.actionbar.ActionbarView;
  import info.magnolia.ui.vaadin.actionbar.ActionPopup;
  import info.magnolia.ui.workbench.WorkbenchView;
  
  import org.vaadin.peter.contextmenu.ContextMenu;
  import org.vaadin.peter.contextmenu.ContextMenu.ContextMenuItem;
  import org.vaadin.peter.contextmenu.ContextMenu.ContextMenuItemClickEvent;
  
  import com.vaadin.server.AbstractClientConnector;
  import com.vaadin.ui.Component;
  import com.vaadin.ui.CssLayout;
  import com.vaadin.ui.HorizontalLayout;
  
  /**
   * Implementation of {@link BrowserView}.
   */
  public class BrowserViewImpl extends HorizontalLayout implements BrowserView {
  
      private ActionbarView actionBar;
  
      private ActionPopup actionPopup;
  
      private final CssLayout actionBarWrapper = new CssLayout();
  
      private WorkbenchView workbench;
  
      private BrowserView.Listener listener;
  
      public BrowserViewImpl() {
          setSizeFull();
          setMargin(false);
          setSpacing(true);
          addStyleName("browser");
  
          actionBarWrapper.setHeight(100, Unit.PERCENTAGE);
          actionBarWrapper.addStyleName("actionbar");
          addComponent(actionBarWrapper);
          setExpandRatio(actionBarWrapper, 0);
  
          createActionPopup();
  
      }
  
      @Override
      public void setActionbarView(final ActionbarView actionBar) {
          Component c = actionBar.asVaadinComponent();
          Component old = actionBarWrapper.getComponentCount() != 0 ? actionBarWrapper.getComponent(0) : null;
          if (old == null) {
              actionBarWrapper.addComponent(c);
          } else {
              actionBarWrapper.replaceComponent(old, c);
          }
          this.actionBar = actionBar;
      }
  
      @Override
      public Component asVaadinComponent() {
          return this;
      }
  
      @Override
      public void setListener(BrowserView.Listener listener) {
          this.listener = listener;
      }
 
     @Override
     public void setWorkbenchView(WorkbenchView workbench) {
         if (this.workbench == null) {
             addComponent(workbench.asVaadinComponent(), 0); // add as first
         } else {
             replaceComponent(this.workbench.asVaadinComponent(), workbench.asVaadinComponent());
         }
         setExpandRatio(workbench.asVaadinComponent(), 1);
         this.workbench = workbench;
     }
 
     /**
      * Create an ActionPopup which will be triggered by right-clicks on items in Content views.
      */
     protected void createActionPopup() {
         actionPopup = new ActionPopup();
         Component component = this.asVaadinComponent();
         actionPopup.setAsContextMenuOf((AbstractClientConnector) component);
 
         actionPopup.addItemClickListener(new ContextMenu.ContextMenuItemClickListener() {
 
             @Override
             public void contextMenuItemClicked(ContextMenuItemClickEvent event) {
                 ContextMenuItem obj = (ContextMenuItem) event.getSource();
                 String eventActionName = (String) obj.getData();
                 listener.onActionBarSelection(eventActionName);
             }
         });
 
     }
 
     @Override
     public ActionPopup getActionPopup() {
         return actionPopup;
     }
 }