зеркало из https://github.com/mozilla/gecko-dev.git
80 строки
1.9 KiB
C++
Executable File
80 строки
1.9 KiB
C++
Executable File
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
|
/* 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/. */
|
|
|
|
#include "mozilla/mscom/EnsureMTA.h"
|
|
|
|
#include "mozilla/ClearOnShutdown.h"
|
|
#include "mozilla/StaticPtr.h"
|
|
#include "nsThreadUtils.h"
|
|
|
|
#include "private/pprthred.h"
|
|
|
|
namespace {
|
|
|
|
class EnterMTARunnable : public mozilla::Runnable
|
|
{
|
|
public:
|
|
EnterMTARunnable() : mozilla::Runnable("EnterMTARunnable") {}
|
|
NS_IMETHOD Run() override
|
|
{
|
|
mozilla::DebugOnly<HRESULT> hr = ::CoInitializeEx(nullptr,
|
|
COINIT_MULTITHREADED);
|
|
MOZ_ASSERT(SUCCEEDED(hr));
|
|
return NS_OK;
|
|
}
|
|
};
|
|
|
|
class BackgroundMTAData
|
|
{
|
|
public:
|
|
BackgroundMTAData()
|
|
{
|
|
nsCOMPtr<nsIRunnable> runnable = new EnterMTARunnable();
|
|
mozilla::DebugOnly<nsresult> rv = NS_NewNamedThread("COM MTA",
|
|
getter_AddRefs(mThread), runnable);
|
|
NS_WARNING_ASSERTION(NS_SUCCEEDED(rv), "NS_NewNamedThread failed");
|
|
MOZ_ASSERT(NS_SUCCEEDED(rv));
|
|
}
|
|
|
|
~BackgroundMTAData()
|
|
{
|
|
if (mThread) {
|
|
mThread->Dispatch(NS_NewRunnableFunction("BackgroundMTAData::~BackgroundMTAData", &::CoUninitialize),
|
|
NS_DISPATCH_NORMAL);
|
|
mThread->Shutdown();
|
|
}
|
|
}
|
|
|
|
nsCOMPtr<nsIThread> GetThread() const
|
|
{
|
|
return mThread;
|
|
}
|
|
|
|
private:
|
|
nsCOMPtr<nsIThread> mThread;
|
|
};
|
|
|
|
} // anonymous namespace
|
|
|
|
static mozilla::StaticAutoPtr<BackgroundMTAData> sMTAData;
|
|
|
|
namespace mozilla {
|
|
namespace mscom {
|
|
|
|
/* static */ nsCOMPtr<nsIThread>
|
|
EnsureMTA::GetMTAThread()
|
|
{
|
|
if (!sMTAData) {
|
|
sMTAData = new BackgroundMTAData();
|
|
ClearOnShutdown(&sMTAData, ShutdownPhase::ShutdownThreads);
|
|
}
|
|
return sMTAData->GetThread();
|
|
}
|
|
|
|
} // namespace mscom
|
|
} // namespace mozilla
|
|
|