gecko-dev/ipc/glue/BrowserProcessSubThread.cpp

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: sw=2 ts=8 et :
*/
2012-05-21 11:12:37 +00:00
/* 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/ipc/BrowserProcessSubThread.h"
#include "chrome/common/notification_service.h"
#if defined(OS_WIN)
#include <objbase.h>
#endif
namespace mozilla {
namespace ipc {
//
// BrowserProcessSubThread
//
// Friendly names for the well-known threads.
static const char* kBrowserThreadNames[BrowserProcessSubThread::ID_COUNT] = {
"Gecko_IOThread", // IO
// "Chrome_FileThread", // FILE
// "Chrome_DBThread", // DB
// "Chrome_HistoryThread", // HISTORY
#if defined(OS_LINUX)
"Gecko_Background_X11Thread", // BACKGROUND_X11
#endif
};
Lock BrowserProcessSubThread::sLock;
BrowserProcessSubThread* BrowserProcessSubThread::sBrowserThreads[ID_COUNT] = {
nullptr, // IO
// nullptr, // FILE
// nullptr, // DB
// nullptr, // HISTORY
#if defined(OS_LINUX)
nullptr, // BACKGROUND_X11
#endif
};
BrowserProcessSubThread::BrowserProcessSubThread(ID aId) :
base::Thread(kBrowserThreadNames[aId]),
mIdentifier(aId),
mNotificationService(nullptr)
{
AutoLock lock(sLock);
DCHECK(aId >= 0 && aId < ID_COUNT);
DCHECK(sBrowserThreads[aId] == nullptr);
sBrowserThreads[aId] = this;
}
BrowserProcessSubThread::~BrowserProcessSubThread()
{
Stop();
{AutoLock lock(sLock);
sBrowserThreads[mIdentifier] = nullptr;
}
}
void
BrowserProcessSubThread::Init()
{
#if defined(OS_WIN)
// Initializes the COM library on the current thread.
CoInitialize(nullptr);
#endif
mNotificationService = new NotificationService();
}
void
BrowserProcessSubThread::CleanUp()
{
delete mNotificationService;
mNotificationService = nullptr;
#if defined(OS_WIN)
// Closes the COM library on the current thread. CoInitialize must
// be balanced by a corresponding call to CoUninitialize.
CoUninitialize();
#endif
}
// static
MessageLoop*
BrowserProcessSubThread::GetMessageLoop(ID aId)
{
AutoLock lock(sLock);
DCHECK(aId >= 0 && aId < ID_COUNT);
if (sBrowserThreads[aId])
return sBrowserThreads[aId]->message_loop();
return nullptr;
}
} // namespace ipc
} // namespace mozilla