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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_BROWSER_PROCESS_SUB_THREAD_H_
#define CONTENT_BROWSER_BROWSER_PROCESS_SUB_THREAD_H_
#include "base/macros.h"
#include "build/build_config.h"
#include "content/browser/browser_thread_impl.h"
#include "content/common/content_export.h"
#if defined(OS_WIN)
namespace base {
namespace win {
class ScopedCOMInitializer;
}
}
#endif
namespace content {
class NotificationService;
}
namespace content {
// ----------------------------------------------------------------------------
// BrowserProcessSubThread
//
// This simple thread object is used for the specialized threads that the
// BrowserProcess spins up.
//
// Applications must initialize the COM library before they can call
// COM library functions other than CoGetMalloc and memory allocation
// functions, so this class initializes COM for those users.
class CONTENT_EXPORT BrowserProcessSubThread : public BrowserThreadImpl {
public:
explicit BrowserProcessSubThread(BrowserThread::ID identifier);
~BrowserProcessSubThread() override;
protected:
void Init() override;
void CleanUp() override;
private:
// These methods encapsulate cleanup that needs to happen on the IO thread
// before we call the embedder's CleanUp function.
void IOThreadPreCleanUp();
#if defined (OS_WIN)
scoped_ptr<base::win::ScopedCOMInitializer> com_initializer_;
#endif
// Each specialized thread has its own notification service.
scoped_ptr<NotificationService> notification_service_;
DISALLOW_COPY_AND_ASSIGN(BrowserProcessSubThread);
};
} // namespace content
#endif // CONTENT_BROWSER_BROWSER_PROCESS_SUB_THREAD_H_
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