/*
 * Copyright (C) 2005-2007 Alfresco Software Limited.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.

 * This program 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 General Public License for more details.

 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

 * As a special exception to the terms and conditions of version 2.0 of 
 * the GPL, you may redistribute this Program in connection with Free/Libre 
 * and Open Source Software ("FLOSS") applications as described in Alfresco's 
 * FLOSS exception.  You should have recieved a copy of the text describing 
 * the FLOSS exception, and it is also available here: 
 * http://www.alfresco.com/legal/licensing"
 */
package org.alfresco.web.bean.dialog;

import java.util.List;
import java.util.Map;

import org.alfresco.web.config.DialogsConfigElement.DialogButtonConfig;

/**
 * Interface that defines the contract for a dialog backing bean
 * 
 * @author gavinc
 */
public interface IDialogBean
{
   /**
    * Initialises the dialog bean
    * 
    * @param parameters Map of parameters for the dialog
    */
   public void init(Map<String, String> parameters);
   
   /**
    * Called when the dialog is restored after a nested dialog is closed
    */
   public void restored();
   
   /**
    * Method handler called when the cancel button of the dialog is pressed
    * 
    * @return The outcome to return
    */
   public String cancel();
   
   /**
    * Method handler called when the finish button of the dialog is pressed
    * 
    * @return The outcome to return
    */
   public String finish();
   
   /**
    * Returns a list of additional buttons to display in the dialog.
    * 
    * @return List of button configurations, null if there are no buttons
    */
   public List<DialogButtonConfig> getAdditionalButtons();
   
   /**
    * Returns the label to use for the cancel button
    * 
    * @return The cancel button label
    */
   public String getCancelButtonLabel();
   
   /**
    * Returns the label to use for the finish button
    * 
    * @return The finish button label
    */
   public String getFinishButtonLabel();
   
   /**
    * Determines whether the finish button on the dialog should be disabled
    * 
    * @return true if the button should be disabled
    */
   public boolean getFinishButtonDisabled();
   
   /**
    * Returns the title to be used for the dialog
    * <p>If this returns null the DialogManager will
    * lookup the title via the dialog configuration</p>
    * 
    * @return The title or null if the title is to be acquired via configuration
    */
   public String getContainerTitle();
   
   /**
    * Returns the subtitle to be used for the dialog
    * <p>If this returns null the DialogManager will
    * lookup the subtitle via the dialog configuration</p>
    * 
    * @return The subtitle or null if the subtitle is to be acquired via configuration
    */
   public String getContainerSubTitle();
   
   /**
    * Returns the description to be used for the dialog
    * <p>If this returns null the DialogManager will
    * lookup the description via the dialog configuration</p>
    * 
    * @return The title or null if the title is to be acquired via configuration
    */
   public String getContainerDescription();
   
   /**
    * Returns the object to use as the context for the main and more
    * actions that may be configured by the dialog
    * 
    * @return Object to use as the context for actions
    */
   public Object getActionsContext();
}