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/* -*- Mode: C++; 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 Communicator client code.
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
 * Contributor(s):
 *   Johnny Stenback <jst@netscape.com> (original author)
 * 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 ***** */

 * Class for managing loading of a subframe (creation of the docshell,
 * handling of loads in it, recursion-checking).

#ifndef nsFrameLoader_h_
#define nsFrameLoader_h_

#include "nsIDocShell.h"
#include "nsStringFwd.h"
#include "nsIFrameLoader.h"
#include "nsIURI.h"

class nsIContent;
class nsIURI;

class nsFrameLoader : public nsIFrameLoader
  nsFrameLoader(nsIContent *aOwner) :

  ~nsFrameLoader() {
    mInDestructor = PR_TRUE;

  NS_HIDDEN_(nsresult) CheckForRecursiveLoad(nsIURI* aURI);
  nsresult ReallyStartLoading();
  void Finalize();
  nsIDocShell* GetExistingDocShell() { return mDocShell; }

  NS_HIDDEN_(nsresult) EnsureDocShell();
  NS_HIDDEN_(void) GetURL(nsString& aURL);
  nsresult CheckURILoad(nsIURI* aURI);

  nsCOMPtr<nsIDocShell> mDocShell;
  nsCOMPtr<nsIURI> mURIToLoad;
  nsIContent *mOwnerContent; // WEAK
  PRPackedBool mDepthTooGreat;
  PRPackedBool mIsTopLevelContent;
  PRPackedBool mDestroyCalled;
  PRPackedBool mInDestructor;


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