/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is
 *   Mozilla Corporation
 * Portions created by the Initial Developer are Copyright (C) 2007
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Dave Camp <dcamp@mozilla.com>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#include "domstubs.idl"

interface nsIDOMDOMStringList;

[scriptable, uuid(dfcf7ad8-da0d-4e71-b36c-1780733a18e9)]
interface nsIDOMOfflineResourceList : nsISupports
{
  /**
   * Get the list of dynamically-managed entries.
   */
  readonly attribute nsIDOMDOMStringList items;

  /**
   * Check that an entry exists in the list of dynamically-managed entries.
   *
   * @param uri
   *        The resource to check.
   */
  boolean hasItem(in DOMString uri);

  /**
   * Get the number of dynamically-managed entries.
   * @status DEPRECATED
   *         Clients should use the "items" attribute.
   */
  readonly attribute unsigned long length;

  /**
   * Get the URI of a dynamically-managed entry.
   * @status DEPRECATED
   *         Clients should use the "items" attribute.
   */
  DOMString item(in unsigned long index);

  /**
   * Add an item to the list of dynamically-managed entries.  The resource
   * will be fetched into the application cache.
   *
   * @param uri
   *        The resource to add.
   */
  void add(in DOMString uri);

  /**
   * Remove an item from the list of dynamically-managed entries.  If this
   * was the last reference to a URI in the application cache, the cache
   * entry will be removed.
   *
   * @param uri
   *        The resource to remove.
   */
  void remove(in DOMString uri);

  /**
   * State of the application cache this object is associated with.
   */

  /* This object is not associated with an application cache. */
  const unsigned short UNCACHED = 0;

  /* The application cache is not being updated. */
  const unsigned short IDLE = 1;

  /* The manifest is being fetched and checked for updates */
  const unsigned short CHECKING = 2;

  /* Resources are being downloaded to be added to the cache */
  const unsigned short DOWNLOADING = 3;

  /* There is a new version of the application cache available */
  const unsigned short UPDATEREADY = 4;

  /* The application cache group is now obsolete. */
  const unsigned short OBSOLETE = 5;

  readonly attribute unsigned short status;

  /**
   * Begin the application update process on the associated application cache.
   */
  void update();

  /**
   * Swap in the newest version of the application cache, or disassociate
   * from the cache if the cache group is obsolete.
   */
  void swapCache();

  /* Events */
  attribute nsIDOMEventListener onchecking;
  attribute nsIDOMEventListener onerror;
  attribute nsIDOMEventListener onnoupdate;
  attribute nsIDOMEventListener ondownloading;
  attribute nsIDOMEventListener onprogress;
  attribute nsIDOMEventListener onupdateready;
  attribute nsIDOMEventListener oncached;
  attribute nsIDOMEventListener onobsolete;
};
