зеркало из https://github.com/mozilla/gecko-dev.git
79 строки
2.5 KiB
C++
79 строки
2.5 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: */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#ifndef nsThreadManager_h__
|
|
#define nsThreadManager_h__
|
|
|
|
#include "mozilla/Mutex.h"
|
|
#include "nsIThreadManager.h"
|
|
#include "nsRefPtrHashtable.h"
|
|
#include "nsThread.h"
|
|
|
|
class nsIRunnable;
|
|
|
|
class nsThreadManager : public nsIThreadManager
|
|
{
|
|
public:
|
|
NS_DECL_ISUPPORTS
|
|
NS_DECL_NSITHREADMANAGER
|
|
|
|
static nsThreadManager *get() {
|
|
return &sInstance;
|
|
}
|
|
|
|
nsresult Init();
|
|
|
|
// Shutdown all threads. This function should only be called on the main
|
|
// thread of the application process.
|
|
void Shutdown();
|
|
|
|
// Called by nsThread to inform the ThreadManager it exists. This method
|
|
// must be called when the given thread is the current thread.
|
|
void RegisterCurrentThread(nsThread *thread);
|
|
|
|
// Called by nsThread to inform the ThreadManager it is going away. This
|
|
// method must be called when the given thread is the current thread.
|
|
void UnregisterCurrentThread(nsThread *thread);
|
|
|
|
// Returns the current thread. Returns null if OOM or if ThreadManager isn't
|
|
// initialized.
|
|
nsThread *GetCurrentThread();
|
|
|
|
// This needs to be public in order to support static instantiation of this
|
|
// class with older compilers (e.g., egcs-2.91.66).
|
|
~nsThreadManager() {}
|
|
|
|
private:
|
|
nsThreadManager()
|
|
: mCurThreadIndex(0)
|
|
, mMainPRThread(nullptr)
|
|
, mLock(nullptr)
|
|
, mInitialized(false) {
|
|
}
|
|
|
|
static nsThreadManager sInstance;
|
|
|
|
nsRefPtrHashtable<nsPtrHashKey<PRThread>, nsThread> mThreadsByPRThread;
|
|
unsigned mCurThreadIndex; // thread-local-storage index
|
|
nsRefPtr<nsThread> mMainThread;
|
|
PRThread *mMainPRThread;
|
|
// This is a pointer in order to allow creating nsThreadManager from
|
|
// the static context in debug builds.
|
|
nsAutoPtr<mozilla::Mutex> mLock; // protects tables
|
|
bool mInitialized;
|
|
};
|
|
|
|
#define NS_THREADMANAGER_CLASSNAME "nsThreadManager"
|
|
#define NS_THREADMANAGER_CID \
|
|
{ /* 7a4204c6-e45a-4c37-8ebb-6709a22c917c */ \
|
|
0x7a4204c6, \
|
|
0xe45a, \
|
|
0x4c37, \
|
|
{0x8e, 0xbb, 0x67, 0x09, 0xa2, 0x2c, 0x91, 0x7c} \
|
|
}
|
|
|
|
#endif // nsThreadManager_h__
|