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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // WARNING: You should probably be using Thread (thread.h) instead. Thread is | 5 // WARNING: You should probably be using Thread (thread.h) instead. Thread is |
6 // Chrome's message-loop based Thread abstraction, and if you are a | 6 // Chrome's message-loop based Thread abstraction, and if you are a |
7 // thread running in the browser, there will likely be assumptions | 7 // thread running in the browser, there will likely be assumptions |
8 // that your thread will have an associated message loop. | 8 // that your thread will have an associated message loop. |
9 // | 9 // |
10 // This is a simple thread interface that backs to a native operating system | 10 // This is a simple thread interface that backs to a native operating system |
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39 | 39 |
40 #ifndef BASE_THREADING_SIMPLE_THREAD_H_ | 40 #ifndef BASE_THREADING_SIMPLE_THREAD_H_ |
41 #define BASE_THREADING_SIMPLE_THREAD_H_ | 41 #define BASE_THREADING_SIMPLE_THREAD_H_ |
42 #pragma once | 42 #pragma once |
43 | 43 |
44 #include <string> | 44 #include <string> |
45 #include <queue> | 45 #include <queue> |
46 #include <vector> | 46 #include <vector> |
47 | 47 |
48 #include "base/basictypes.h" | 48 #include "base/basictypes.h" |
49 #include "base/lock.h" | |
50 #include "base/threading/platform_thread.h" | 49 #include "base/threading/platform_thread.h" |
| 50 #include "base/synchronization/lock.h" |
51 #include "base/synchronization/waitable_event.h" | 51 #include "base/synchronization/waitable_event.h" |
52 | 52 |
53 namespace base { | 53 namespace base { |
54 | 54 |
55 // This is the base SimpleThread. You can derive from it and implement the | 55 // This is the base SimpleThread. You can derive from it and implement the |
56 // virtual Run method, or you can use the DelegateSimpleThread interface. | 56 // virtual Run method, or you can use the DelegateSimpleThread interface. |
57 class SimpleThread : public PlatformThread::Delegate { | 57 class SimpleThread : public PlatformThread::Delegate { |
58 public: | 58 public: |
59 class Options { | 59 class Options { |
60 public: | 60 public: |
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166 } | 166 } |
167 | 167 |
168 // We implement the Delegate interface, for running our internal threads. | 168 // We implement the Delegate interface, for running our internal threads. |
169 virtual void Run(); | 169 virtual void Run(); |
170 | 170 |
171 private: | 171 private: |
172 const std::string name_prefix_; | 172 const std::string name_prefix_; |
173 int num_threads_; | 173 int num_threads_; |
174 std::vector<DelegateSimpleThread*> threads_; | 174 std::vector<DelegateSimpleThread*> threads_; |
175 std::queue<Delegate*> delegates_; | 175 std::queue<Delegate*> delegates_; |
176 Lock lock_; // Locks delegates_ | 176 base::Lock lock_; // Locks delegates_ |
177 WaitableEvent dry_; // Not signaled when there is no work to do. | 177 WaitableEvent dry_; // Not signaled when there is no work to do. |
178 }; | 178 }; |
179 | 179 |
180 } // namespace base | 180 } // namespace base |
181 | 181 |
182 #endif // BASE_THREADING_SIMPLE_THREAD_H_ | 182 #endif // BASE_THREADING_SIMPLE_THREAD_H_ |
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