/**
    * This file Copyright (c) 2010-2018 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.vaadin.dialog;
  
  import com.vaadin.ui.Button;
  import com.vaadin.ui.Button.ClickEvent;
  import com.vaadin.ui.Button.ClickListener;
  import com.vaadin.ui.Component;
  import com.vaadin.ui.CssLayout;
  import com.vaadin.ui.Label;
  
  /**
   * ConfirmationDialog.
   */
  public class ConfirmationDialog extends LightDialog {
  
      public static final String CONFIRM_ACTION_NAME = "confirm";
  
      private String message;
  
      private Button confirmButton;
  
      private Button cancelButton;
  
      public ConfirmationDialog(final String message, String confirmLabel, String cancelLabel, boolean cancelIsDefault) {
          super();
          setMessage(message);
          init(confirmLabel, cancelLabel, cancelIsDefault);
      }
  
      public ConfirmationDialog(final Component contents, String confirmLabel, String cancelLabel, boolean cancelIsDefault) {
          super();
          message = "";
          setContent(contents);
          init(confirmLabel, cancelLabel, cancelIsDefault);
      }
  
      public void init(String confirmLabel, String cancelLabel, boolean cancelIsDefault) {
          CssLayout footer = new CssLayout();
          footer.addStyleName("v-align-right");
  
          confirmButton = new Button(confirmLabel, new ClickListener() {
              @Override
              public void buttonClick(ClickEvent event) {
                  confirm();
              }
          });
          confirmButton.setDisableOnClick(true);
  
          cancelButton = new Button(cancelLabel, new ClickListener() {
              @Override
              public void buttonClick(ClickEvent event) {
                  cancel();
              }
          });
          cancelButton.setDisableOnClick(true);
  
          footer.addComponent(cancelButton);
          footer.addComponent(confirmButton);
  
          cancelButton.addStyleName("btn-dialog");
          cancelButton.addStyleName("cancel");
          confirmButton.addStyleName("btn-dialog");
          confirmButton.addStyleName("commit");
  
          footer.setWidth(100, Unit.PERCENTAGE);
          setFooterToolbar(footer);
  
         // Add a class to the default button
         if (cancelIsDefault) {
             cancelButton.focus();
         } else {
             confirmButton.focus();
         }
     }
 
     public void confirm(){
         fireEvent(new ConfirmationEvent(ConfirmationDialog.this, true));
     }
 
     public void cancel(){
         fireEvent(new ConfirmationEvent(ConfirmationDialog.this, false));
     }
 
     public void setMessage(String message) {
         this.message = message;
         if (getContent() != null && getContent() instanceof Label) {
             ((Label) getContent()).setValue(message);
         }
     }
 
     public String getMessage() {
         return message;
     }
 
     @Override
     public void setContent(Component content) {
         super.setContent(content);
     }
 
     @Override
     protected Component createDefaultContent() {
         return new Label();
     }
 
     public void addConfirmationHandler(ConfirmationEvent.Handler handler) {
         addListener("confirmation_event", ConfirmationEvent.class, handler, ConfirmationEvent.ON_CONFIRMATION);
     }
 
     public void removeConfirmationHandler(ConfirmationEvent.Handler handler) {
         removeListener("confirmation_event", ConfirmationEvent.class, handler);
     }
 
     /**
      * ConfirmationEvent.
      */
     public static class ConfirmationEvent extends Component.Event {
 
         /**
          * Handler.
          */
         public interface Handler {
             void onConfirmation(ConfirmationEvent event);
         }
 
         public static final java.lang.reflect.Method ON_CONFIRMATION;
 
         static {
             try {
                 ON_CONFIRMATION = ConfirmationEvent.Handler.class.getDeclaredMethod("onConfirmation", new Class[]{ConfirmationEvent.class});
             } catch (final java.lang.NoSuchMethodException e) {
                 throw new java.lang.RuntimeException(e);
             }
         }
 
         private final boolean isConfirmed;
 
         public ConfirmationEvent(Component source, boolean isConfirmed) {
             super(source);
             this.isConfirmed = isConfirmed;
         }
 
         public boolean isConfirmed() {
             return isConfirmed;
         }
     }
 }