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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 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 #ifndef REMOTING_BASE_AUTO_THREAD_H_ | 5 #ifndef REMOTING_BASE_AUTO_THREAD_H_ |
6 #define REMOTING_BASE_AUTO_THREAD_H_ | 6 #define REMOTING_BASE_AUTO_THREAD_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/message_loop/message_loop.h" | 10 #include "base/message_loop/message_loop.h" |
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48 const char* name, | 48 const char* name, |
49 scoped_refptr<AutoThreadTaskRunner> joiner, | 49 scoped_refptr<AutoThreadTaskRunner> joiner, |
50 base::MessageLoop::Type loop_type, | 50 base::MessageLoop::Type loop_type, |
51 ComInitType com_init_type); | 51 ComInitType com_init_type); |
52 #endif | 52 #endif |
53 | 53 |
54 // Construct the AutoThread. |name| identifies the thread for debugging. | 54 // Construct the AutoThread. |name| identifies the thread for debugging. |
55 explicit AutoThread(const char* name); | 55 explicit AutoThread(const char* name); |
56 | 56 |
57 // Waits for the thread to exit, and then destroys it. | 57 // Waits for the thread to exit, and then destroys it. |
58 virtual ~AutoThread(); | 58 ~AutoThread() override; |
59 | 59 |
60 // Starts the thread, running the specified type of MessageLoop. Returns | 60 // Starts the thread, running the specified type of MessageLoop. Returns |
61 // an AutoThreadTaskRunner through which tasks may be posted to the thread | 61 // an AutoThreadTaskRunner through which tasks may be posted to the thread |
62 // if successful, or NULL on failure. | 62 // if successful, or NULL on failure. |
63 // | 63 // |
64 // Note: This function can't be called on Windows with the loader lock held; | 64 // Note: This function can't be called on Windows with the loader lock held; |
65 // i.e. during a DllMain, global object construction or destruction, atexit() | 65 // i.e. during a DllMain, global object construction or destruction, atexit() |
66 // callback. | 66 // callback. |
67 // | 67 // |
68 // NOTE: You must not call this MessageLoop's Quit method directly. The | 68 // NOTE: You must not call this MessageLoop's Quit method directly. The |
69 // thread will exit when no references to the TaskRunner remain. | 69 // thread will exit when no references to the TaskRunner remain. |
70 scoped_refptr<AutoThreadTaskRunner> StartWithType( | 70 scoped_refptr<AutoThreadTaskRunner> StartWithType( |
71 base::MessageLoop::Type type); | 71 base::MessageLoop::Type type); |
72 | 72 |
73 #if defined(OS_WIN) | 73 #if defined(OS_WIN) |
74 // Configures the thread to initialize the specified COM apartment type. | 74 // Configures the thread to initialize the specified COM apartment type. |
75 // SetComInitType() must be called before Start(). | 75 // SetComInitType() must be called before Start(). |
76 void SetComInitType(ComInitType com_init_type); | 76 void SetComInitType(ComInitType com_init_type); |
77 #endif | 77 #endif |
78 | 78 |
79 private: | 79 private: |
80 AutoThread(const char* name, AutoThreadTaskRunner* joiner); | 80 AutoThread(const char* name, AutoThreadTaskRunner* joiner); |
81 | 81 |
82 void QuitThread(scoped_refptr<base::SingleThreadTaskRunner> task_runner); | 82 void QuitThread(scoped_refptr<base::SingleThreadTaskRunner> task_runner); |
83 void JoinAndDeleteThread(); | 83 void JoinAndDeleteThread(); |
84 | 84 |
85 // base::PlatformThread::Delegate methods: | 85 // base::PlatformThread::Delegate methods: |
86 virtual void ThreadMain() override; | 86 void ThreadMain() override; |
87 | 87 |
88 // Used to pass data to ThreadMain. | 88 // Used to pass data to ThreadMain. |
89 struct StartupData; | 89 struct StartupData; |
90 StartupData* startup_data_; | 90 StartupData* startup_data_; |
91 | 91 |
92 #if defined(OS_WIN) | 92 #if defined(OS_WIN) |
93 // Specifies which kind of COM apartment to initialize, if any. | 93 // Specifies which kind of COM apartment to initialize, if any. |
94 ComInitType com_init_type_; | 94 ComInitType com_init_type_; |
95 #endif | 95 #endif |
96 | 96 |
97 // The thread's handle. | 97 // The thread's handle. |
98 base::PlatformThreadHandle thread_; | 98 base::PlatformThreadHandle thread_; |
99 | 99 |
100 // The name of the thread. Used for debugging purposes. | 100 // The name of the thread. Used for debugging purposes. |
101 std::string name_; | 101 std::string name_; |
102 | 102 |
103 // Flag used to indicate whether MessageLoop was quit properly. | 103 // Flag used to indicate whether MessageLoop was quit properly. |
104 // This allows us to detect premature exit via MessageLoop::Quit(). | 104 // This allows us to detect premature exit via MessageLoop::Quit(). |
105 bool was_quit_properly_; | 105 bool was_quit_properly_; |
106 | 106 |
107 // AutoThreadTaskRunner to post a task to to join & delete this thread. | 107 // AutoThreadTaskRunner to post a task to to join & delete this thread. |
108 scoped_refptr<AutoThreadTaskRunner> joiner_; | 108 scoped_refptr<AutoThreadTaskRunner> joiner_; |
109 | 109 |
110 DISALLOW_COPY_AND_ASSIGN(AutoThread); | 110 DISALLOW_COPY_AND_ASSIGN(AutoThread); |
111 }; | 111 }; |
112 | 112 |
113 } // namespace remoting | 113 } // namespace remoting |
114 | 114 |
115 #endif // REMOTING_AUTO_THREAD_H_ | 115 #endif // REMOTING_AUTO_THREAD_H_ |
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