/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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 * 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
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 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is
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 * Portions created by the Initial Developer are Copyright (C) 2005
 * the Initial Developer. All Rights Reserved.
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 * Contributor(s):
 *  Brian Ryner <bryner@brianryner.com>
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#include "nsIDOMEvent.idl"

/**
 * The nsIDOMPageTransitionEvent interface is used for the pageshow and
 * pagehide events, which are generic events that apply to both page
 * load/unload and saving/restoring a document from session history.
 */

[scriptable, uuid(3ca21c34-8391-4c5b-891e-0540a675dbf4)]
interface nsIDOMPageTransitionEvent : nsIDOMEvent
{
  /**
   * Set to true if the document has been or will be persisted across
   * firing of the event.  For example, if a document is being cached in
   * session history, |persisted| is true for the PageHide event.
   */
  readonly attribute boolean persisted;

  /* Initialize a new pageshow or pagehide event. */
  void initPageTransitionEvent(in DOMString typeArg,
                               in boolean canBubbleArg,
                               in boolean canCancelArg,
                               in boolean persisted);
};

[scriptable, uuid(bf3eaa61-5048-48c4-b8b9-9bf833ca63d6)]
interface nsIPageTransitionEventInit : nsIEventInit
{
  attribute boolean persisted;
};