/* -*- Mode: C++; tab-width: 2; 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):
 *
 * 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
 * the terms of any one of the NPL, the GPL or the LGPL.
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 * ***** END LICENSE BLOCK ***** */

#include "nsISupports.idl"
#include "nsIChannel.idl"

interface nsIURI;
interface nsILoadGroup;
interface nsIInterfaceRequestor;
interface nsIEventQueue;

[scriptable, uuid(692303c0-2f83-11d3-8cd0-0060b0fc14a3)]
interface nsIAboutModule : nsISupports 
{
    /**
     * Constructs a new channel for the about protocol module. 
     *
     * @param originalURI - Specifies the original URI which caused the creation
     * of this channel. This can occur when the construction of one channel
     * (e.g. for resource:) causes another channel to be created on its behalf
     * (e.g. a file: channel), or if a redirect occurs, causing the current
     * URL to become different from the original URL. If NULL, the aURI parameter
     * will be used as the originalURI instead.
     */
    nsIChannel newChannel(in nsIURI aURI);
};

%{C++

#define NS_ABOUT_MODULE_CONTRACTID        "@mozilla.org/network/protocol/about;1" 
#define NS_ABOUT_MODULE_CONTRACTID_PREFIX NS_ABOUT_MODULE_CONTRACTID "?what=" 
#define NS_ABOUT_MODULE_CONTRACTID_LENGTH 49      // nsCRT::strlen(NS_ABOUT_MODULE_CONTRACTID_PREFIX)

%}