1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef CONTENT_BROWSER_BROWSER_PROCESS_SUB_THREAD_H_
6 #define CONTENT_BROWSER_BROWSER_PROCESS_SUB_THREAD_H_
8 #include "base/basictypes.h"
9 #include "content/browser/browser_thread_impl.h"
10 #include "content/common/content_export.h"
15 class ScopedCOMInitializer;
21 class NotificationService;
26 // ----------------------------------------------------------------------------
27 // BrowserProcessSubThread
29 // This simple thread object is used for the specialized threads that the
30 // BrowserProcess spins up.
32 // Applications must initialize the COM library before they can call
33 // COM library functions other than CoGetMalloc and memory allocation
34 // functions, so this class initializes COM for those users.
35 class CONTENT_EXPORT BrowserProcessSubThread : public BrowserThreadImpl {
37 explicit BrowserProcessSubThread(BrowserThread::ID identifier);
38 virtual ~BrowserProcessSubThread();
41 virtual void Init() OVERRIDE;
42 virtual void CleanUp() OVERRIDE;
45 // These methods encapsulate cleanup that needs to happen on the IO thread
46 // before we call the embedder's CleanUp function.
47 void IOThreadPreCleanUp();
50 scoped_ptr<base::win::ScopedCOMInitializer> com_initializer_;
53 // Each specialized thread has its own notification service.
54 scoped_ptr<NotificationService> notification_service_;
56 DISALLOW_COPY_AND_ASSIGN(BrowserProcessSubThread);
59 } // namespace content
61 #endif // CONTENT_BROWSER_BROWSER_PROCESS_SUB_THREAD_H_