gecko-dev/netwerk/base/public/nsILoadGroup.idl

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* 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 Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
#include "nsIRequest.idl"
interface nsIChannel;
interface nsISimpleEnumerator;
interface nsIStreamObserver;
interface nsIStreamListener;
interface nsIInputStream;
[scriptable, uuid(60fdf550-5392-11d3-9a97-0080c7cb1080)]
interface nsILoadGroupListenerFactory : nsISupports
{
nsIStreamListener createLoadGroupListener(in nsIStreamListener alistener);
};
/**
* A load group maintains a collection of active URL requests.
*/
[scriptable, uuid(19845248-29ab-11d3-8cce-0060b0fc14a3)]
interface nsILoadGroup : nsIRequest
{
void init(in nsIStreamObserver observer);
/**
* Accesses the default load attributes for the group, returned as
* a flag word. Setting the default load attributes will cause them
* to be applied to each new channel inserted into the group.
*/
attribute unsigned long defaultLoadAttributes;
/**
* Accesses the default load channel for the group. Each time a number
* of channels are added to a group, the DefaultLoadChannel may be set
* to indicate that all of the channels are related to a particular URL.
*/
attribute nsIChannel defaultLoadChannel;
/**
* Adds a new channel to the group. This will cause the default load
* attributes to be applied to that channel. If the channel added is
* the first channel in the group, the group's observer's OnStartRequest
* method is called.
*/
void addChannel(in nsIChannel channel,
in nsISupports ctxt);
/**
* Removes a channel from the group. If the channel removed is
* the last channel in the group, the group's observer's OnStopRequest
* method is called.
*/
void removeChannel(in nsIChannel channel,
in nsISupports ctxt,
in nsresult status,
in wstring errorMsg);
/**
* Returns the channels contained directly in this group.
* Enumerator element type: nsIChannel.
*/
readonly attribute nsISimpleEnumerator channels;
attribute nsIStreamObserver groupObserver;
attribute nsILoadGroupListenerFactory groupListenerFactory;
readonly attribute unsigned long activeCount;
};
%{C++
#define NS_LOADGROUP_CID \
{ /* e1c61582-2a84-11d3-8cce-0060b0fc14a3 */ \
0xe1c61582, \
0x2a84, \
0x11d3, \
{0x8c, 0xce, 0x00, 0x60, 0xb0, 0xfc, 0x14, 0xa3} \
}
%}