mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
129 lines
3.8 KiB
C++
129 lines
3.8 KiB
C++
/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
|
|
/* ***** 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 Web Workers.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* The Mozilla Foundation.
|
|
* Portions created by the Initial Developer are Copyright (C) 2011
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
* Ben Turner <bent.mozilla@gmail.com> (Original Author)
|
|
*
|
|
* 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 ***** */
|
|
|
|
#ifndef mozilla_dom_workers_workers_h__
|
|
#define mozilla_dom_workers_workers_h__
|
|
|
|
#include "jspubtd.h"
|
|
#include "jsapi.h"
|
|
#include "nsISupportsImpl.h"
|
|
#include "mozilla/Mutex.h"
|
|
|
|
#define BEGIN_WORKERS_NAMESPACE \
|
|
namespace mozilla { namespace dom { namespace workers {
|
|
#define END_WORKERS_NAMESPACE \
|
|
} /* namespace workers */ } /* namespace dom */ } /* namespace mozilla */
|
|
#define USING_WORKERS_NAMESPACE \
|
|
using namespace mozilla::dom::workers;
|
|
|
|
#define WORKERS_SHUTDOWN_TOPIC "web-workers-shutdown"
|
|
|
|
class nsPIDOMWindow;
|
|
|
|
BEGIN_WORKERS_NAMESPACE
|
|
|
|
class WorkerPrivate;
|
|
|
|
struct PrivatizableBase
|
|
{ };
|
|
|
|
#ifdef DEBUG
|
|
void
|
|
AssertIsOnMainThread();
|
|
#else
|
|
inline void
|
|
AssertIsOnMainThread()
|
|
{ }
|
|
#endif
|
|
|
|
// All of these are implemented in RuntimeService.cpp
|
|
JSBool
|
|
ResolveWorkerClasses(JSContext* aCx, JSObject* aObj, jsid aId, uintN aFlags,
|
|
JSObject** aObjp);
|
|
|
|
void
|
|
CancelWorkersForWindow(JSContext* aCx, nsPIDOMWindow* aWindow);
|
|
|
|
void
|
|
SuspendWorkersForWindow(JSContext* aCx, nsPIDOMWindow* aWindow);
|
|
|
|
void
|
|
ResumeWorkersForWindow(JSContext* aCx, nsPIDOMWindow* aWindow);
|
|
|
|
class WorkerTask {
|
|
public:
|
|
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(WorkerTask)
|
|
|
|
virtual ~WorkerTask() { }
|
|
|
|
virtual bool RunTask(JSContext* aCx) = 0;
|
|
};
|
|
|
|
class WorkerCrossThreadDispatcher {
|
|
public:
|
|
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(WorkerCrossThreadDispatcher)
|
|
|
|
WorkerCrossThreadDispatcher(WorkerPrivate* aPrivate) :
|
|
mMutex("WorkerCrossThreadDispatcher"), mPrivate(aPrivate) {}
|
|
void Forget()
|
|
{
|
|
mozilla::MutexAutoLock lock(mMutex);
|
|
mPrivate = nsnull;
|
|
}
|
|
|
|
/**
|
|
* Generically useful function for running a bit of C++ code on the worker
|
|
* thread.
|
|
*/
|
|
bool PostTask(WorkerTask* aTask);
|
|
|
|
protected:
|
|
friend class WorkerPrivate;
|
|
|
|
// Must be acquired *before* the WorkerPrivate's mutex, when they're both held.
|
|
mozilla::Mutex mMutex;
|
|
WorkerPrivate* mPrivate;
|
|
};
|
|
|
|
WorkerCrossThreadDispatcher*
|
|
GetWorkerCrossThreadDispatcher(JSContext* aCx, jsval aWorker);
|
|
|
|
END_WORKERS_NAMESPACE
|
|
|
|
#endif /* mozilla_dom_workers_workers_h__ */
|