1 // Copyright (c) 2010 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. 4 5 #ifndef CHROME_BROWSER_BROWSER_PROCESS_SUB_THREAD_H_ 6 #define CHROME_BROWSER_BROWSER_PROCESS_SUB_THREAD_H_ 7 #pragma once 8 9 #include "base/basictypes.h" 10 #include "content/browser/browser_thread.h" 11 12 class NotificationService; 13 14 // ---------------------------------------------------------------------------- 15 // BrowserProcessSubThread 16 // 17 // This simple thread object is used for the specialized threads that the 18 // BrowserProcess spins up. 19 // 20 // Applications must initialize the COM library before they can call 21 // COM library functions other than CoGetMalloc and memory allocation 22 // functions, so this class initializes COM for those users. 23 class BrowserProcessSubThread : public BrowserThread { 24 public: 25 explicit BrowserProcessSubThread(BrowserThread::ID identifier); 26 virtual ~BrowserProcessSubThread(); 27 28 protected: 29 virtual void Init(); 30 virtual void CleanUp(); 31 32 private: 33 // Each specialized thread has its own notification service. 34 // Note: We don't use scoped_ptr because the destructor runs on the wrong 35 // thread. 36 NotificationService* notification_service_; 37 38 DISALLOW_COPY_AND_ASSIGN(BrowserProcessSubThread); 39 }; 40 41 #endif // CHROME_BROWSER_BROWSER_PROCESS_SUB_THREAD_H_ 42