/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: NPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Netscape 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/NPL/
 *
 * 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 
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 * Peter Van der Beken, peterv@netscape.com
 *
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either 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
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 * the provisions above, a recipient may use your version of this file under
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 *
 * ***** END LICENSE BLOCK ***** */

#ifndef nsSyncLoader_h__
#define nsSyncLoader_h__

#include "nsCOMPtr.h"
#include "nsIChannel.h"
#include "nsIDOMLoadListener.h"
#include "nsIHttpEventSink.h"
#include "nsIInterfaceRequestor.h"
#include "nsIScriptContext.h"
#include "nsISyncLoader.h"
#include "nsString.h"
#include "nsWeakReference.h"

class nsSyncLoader : public nsISyncLoader,
                     public nsIDOMLoadListener,
                     public nsIHttpEventSink,
                     public nsIInterfaceRequestor,
                     public nsSupportsWeakReference
{
public:
    nsSyncLoader();
    virtual ~nsSyncLoader();

    NS_DECL_ISUPPORTS

    NS_DECL_NSISYNCLOADER

    // nsIDOMEventListener
    NS_IMETHOD HandleEvent(nsIDOMEvent* aEvent);

    // nsIDOMLoadListener
    NS_IMETHOD Load(nsIDOMEvent* aEvent);
    NS_IMETHOD Unload(nsIDOMEvent* aEvent);
    NS_IMETHOD Abort(nsIDOMEvent* aEvent);
    NS_IMETHOD Error(nsIDOMEvent* aEvent);

    NS_DECL_NSIHTTPEVENTSINK

    NS_DECL_NSIINTERFACEREQUESTOR

    // Check the master "xslt.enabled" pref.  Returns a success code if the
    // pref indicates that XSLT is enabled, otherwise a failure code.
    nsresult CheckMasterXSLTPref();
protected:
    nsCOMPtr<nsIChannel> mChannel;
    PRPackedBool mLoading;
    PRPackedBool mLoadSuccess;
};

#endif
