зеркало из https://github.com/mozilla/gecko-dev.git
107 строки
4.2 KiB
Plaintext
107 строки
4.2 KiB
Plaintext
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim:set ts=2 sw=2 sts=2 et cindent: */
|
|
/* ***** 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 code.
|
|
*
|
|
* The Initial Developer of the Original Code is Google Inc.
|
|
* Portions created by the Initial Developer are Copyright (C) 2006
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
* Darin Fisher <darin@meer.net>
|
|
*
|
|
* 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 "nsIEventTarget.idl"
|
|
|
|
[scriptable, uuid(ef194cab-3f86-4b61-b132-e5e96a79e5d1)]
|
|
interface nsIThreadPoolListener : nsISupports
|
|
{
|
|
/**
|
|
* Called when a new thread is created by the thread pool. The notification
|
|
* happens on the newly-created thread.
|
|
*/
|
|
void onThreadCreated();
|
|
|
|
/**
|
|
* Called when a thread is about to be destroyed by the thread pool. The
|
|
* notification happens on the thread that is about to be destroyed.
|
|
*/
|
|
void onThreadShuttingDown();
|
|
};
|
|
|
|
/**
|
|
* An interface to a thread pool. A thread pool creates a limited number of
|
|
* anonymous (unnamed) worker threads. An event dispatched to the thread pool
|
|
* will be run on the next available worker thread.
|
|
*/
|
|
[scriptable, uuid(d628159b-1a03-4985-aa77-43122eb23bfc)]
|
|
interface nsIThreadPool : nsIEventTarget
|
|
{
|
|
/**
|
|
* Shutdown the thread pool. This method may not be executed from any thread
|
|
* in the thread pool. Instead, it is meant to be executed from another
|
|
* thread (usually the thread that created this thread pool). When this
|
|
* function returns, the thread pool and all of its threads will be shutdown,
|
|
* and it will no longer be possible to dispatch tasks to the thread pool.
|
|
*/
|
|
void shutdown();
|
|
|
|
/**
|
|
* Get/set the maximum number of threads allowed at one time in this pool.
|
|
*/
|
|
attribute unsigned long threadLimit;
|
|
|
|
/**
|
|
* Get/set the maximum number of idle threads kept alive.
|
|
*/
|
|
attribute unsigned long idleThreadLimit;
|
|
|
|
/**
|
|
* Get/set the amount of time in milliseconds before an idle thread is
|
|
* destroyed.
|
|
*/
|
|
attribute unsigned long idleThreadTimeout;
|
|
|
|
/**
|
|
* An optional listener that will be notified when a thread is created or
|
|
* destroyed in the course of the thread pool's operation.
|
|
*
|
|
* A listener will only receive notifications about threads created after the
|
|
* listener is set so it is recommended that the consumer set the listener
|
|
* before dispatching the first event. A listener that receives an
|
|
* onThreadCreated() notification is guaranteed to always receive the
|
|
* corresponding onThreadShuttingDown() notification.
|
|
*
|
|
* The thread pool takes ownership of the listener and releases it when the
|
|
* shutdown() method is called. Threads created after the listener is set will
|
|
* also take ownership of the listener so that the listener will be kept alive
|
|
* long enough to receive the guaranteed onThreadShuttingDown() notification.
|
|
*/
|
|
attribute nsIThreadPoolListener listener;
|
|
};
|