gecko-dev/xpcom/threads/nsThreadUtilsInternal.h
bzbarsky@mit.edu 30e205dddb Make sure that we push a null JSContext on the current thread's XPConnect stack
before processing events.  Bug 326777, r=bsmedberg, sr=jst
2007-07-09 20:48:06 -07:00

62 lines
2.6 KiB
C++

/* -*- 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 the Mozilla Corporation.
* Portions created by the Initial Developer are Copyright (C) 2007
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Boris Zbarsky <bzbarsky@mit.edu>
*
* 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
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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 nsThreadUtilsInternal_h_
#define nsThreadUtilsInternal_h_
#ifdef MOZILLA_INTERNAL_API
class nsIThreadObserver;
/**
* Function to set a "global" thread observer that all threads will notify when
* they process an event. This observer will not be notified when events are
* posted to threads. Only one global observer can be set at a time; an
* attempt to change the value without setting it to null first will throw.
* This function does NOT take a reference to the observer; the caller of this
* function is responsible for setting the observer to null when it goes away.
* This method may only be called on the main thread; attempts to do it on
* other threads will return an error.
*/
extern nsresult
NS_COM NS_SetGlobalThreadObserver(nsIThreadObserver* aObserver);
#endif // MOZILLA_INTERNAL_API
#endif // nsThreadUtilsInternal_h_