mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-26 06:11:37 +00:00
e8d4c35266
nsIChannelEventSink interface. r=darin sr=bz
104 lines
4.0 KiB
Plaintext
104 lines
4.0 KiB
Plaintext
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
|
|
/* vim:set ts=4 sw=4 sts=4 cin: */
|
|
/* ***** 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.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Netscape Communications.
|
|
* Portions created by the Initial Developer are Copyright (C) 2001
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
* Gagan Saksena <gagan@netscape.com> (original author)
|
|
* Darin Fisher <darin@netscape.com>
|
|
* Christian Biesinger <cbiesinger@web.de>
|
|
*
|
|
* 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
|
|
* 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 "nsISupports.idl"
|
|
|
|
interface nsIChannel;
|
|
|
|
/**
|
|
* Implement this interface to receive control over various channel events.
|
|
* Channels will try to get this interface from a channel's
|
|
* notificationCallbacks or, if not available there, from the loadGroup's
|
|
* notificationCallbacks.
|
|
*
|
|
* These methods are called before onStartRequest, and should be handled
|
|
* SYNCHRONOUSLY.
|
|
*/
|
|
[scriptable, uuid(6757d790-2916-498e-aaca-6b668a956875)]
|
|
interface nsIChannelEventSink : nsISupports
|
|
{
|
|
/**
|
|
* This is a temporary redirect. New requests for this resource should
|
|
* continue to use the URI of the old channel.
|
|
*
|
|
* The new URI may be identical to the old one.
|
|
*/
|
|
const unsigned long REDIRECT_TEMPORARY = 1 << 0;
|
|
|
|
/**
|
|
* This is a permanent redirect. New requests for this resource should use
|
|
* the URI of the new channel (This might be an HTTP 301 reponse).
|
|
* If this flag is not set, this is a temporary redirect.
|
|
*
|
|
* The new URI may be identical to the old one.
|
|
*/
|
|
const unsigned long REDIRECT_PERMANENT = 1 << 1;
|
|
|
|
/**
|
|
* This is an internal redirect, i.e. it was not initiated by the remote
|
|
* server, but is specific to the channel implementation.
|
|
*
|
|
* The new URI may be identical to the old one.
|
|
*/
|
|
const unsigned long REDIRECT_INTERNAL = 1 << 2;
|
|
|
|
/**
|
|
* Called when a redirect occurs. This may happen due to an HTTP 3xx status
|
|
* code.
|
|
*
|
|
* @param oldChannel
|
|
* The channel that's being redirected.
|
|
* @param newChannel
|
|
* The new channel. This channel is not opened yet.
|
|
* @param flags
|
|
* Flags indicating the type of redirect. A bitmask consisting
|
|
* of flags from above.
|
|
* One of REDIRECT_TEMPORARY and REDIRECT_PERMANENT will always be
|
|
* set.
|
|
*
|
|
* @throw <any> Throwing an exception will cancel the load. No network
|
|
* request for the new channel will be made.
|
|
*/
|
|
void onChannelRedirect(in nsIChannel oldChannel,
|
|
in nsIChannel newChannel,
|
|
in unsigned long flags);
|
|
};
|