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Side by Side Diff: remoting/base/auto_thread.h

Issue 14314026: remoting: Use base::MessageLoop. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: rebase Created 7 years, 7 months ago
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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.h" 10 #include "base/message_loop.h"
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28 // (2) MessageLoop::~MessageLoop 28 // (2) MessageLoop::~MessageLoop
29 // (3.b) MessageLoop::DestructionObserver::WillDestroyCurrentMessageLoop 29 // (3.b) MessageLoop::DestructionObserver::WillDestroyCurrentMessageLoop
30 class AutoThread : base::PlatformThread::Delegate { 30 class AutoThread : base::PlatformThread::Delegate {
31 public: 31 public:
32 // Create an AutoThread with the specified message-loop |type| and |name|. 32 // Create an AutoThread with the specified message-loop |type| and |name|.
33 // The supplied AutoThreadTaskRunner will be used to join and delete the 33 // The supplied AutoThreadTaskRunner will be used to join and delete the
34 // new thread when no references to it remain. 34 // new thread when no references to it remain.
35 static scoped_refptr<AutoThreadTaskRunner> CreateWithType( 35 static scoped_refptr<AutoThreadTaskRunner> CreateWithType(
36 const char* name, 36 const char* name,
37 scoped_refptr<AutoThreadTaskRunner> joiner, 37 scoped_refptr<AutoThreadTaskRunner> joiner,
38 MessageLoop::Type type); 38 base::MessageLoop::Type type);
39 static scoped_refptr<AutoThreadTaskRunner> Create( 39 static scoped_refptr<AutoThreadTaskRunner> Create(
40 const char* name, 40 const char* name,
41 scoped_refptr<AutoThreadTaskRunner> joiner); 41 scoped_refptr<AutoThreadTaskRunner> joiner);
42 42
43 #if defined(OS_WIN) 43 #if defined(OS_WIN)
44 // Create an AutoThread initialized for COM. |com_init_type| specifies the 44 // Create an AutoThread initialized for COM. |com_init_type| specifies the
45 // type of COM apartment to initialize. 45 // type of COM apartment to initialize.
46 enum ComInitType { COM_INIT_NONE, COM_INIT_STA, COM_INIT_MTA }; 46 enum ComInitType { COM_INIT_NONE, COM_INIT_STA, COM_INIT_MTA };
47 static scoped_refptr<AutoThreadTaskRunner> CreateWithLoopAndComInitTypes( 47 static scoped_refptr<AutoThreadTaskRunner> CreateWithLoopAndComInitTypes(
48 const char* name, 48 const char* name,
49 scoped_refptr<AutoThreadTaskRunner> joiner, 49 scoped_refptr<AutoThreadTaskRunner> joiner,
50 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 virtual ~AutoThread();
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(MessageLoop::Type type); 70 scoped_refptr<AutoThreadTaskRunner> StartWithType(
71 base::MessageLoop::Type type);
71 72
72 #if defined(OS_WIN) 73 #if defined(OS_WIN)
73 // Configures the thread to initialize the specified COM apartment type. 74 // Configures the thread to initialize the specified COM apartment type.
74 // SetComInitType() must be called before Start(). 75 // SetComInitType() must be called before Start().
75 void SetComInitType(ComInitType com_init_type); 76 void SetComInitType(ComInitType com_init_type);
76 #endif 77 #endif
77 78
78 private: 79 private:
79 AutoThread(const char* name, AutoThreadTaskRunner* joiner); 80 AutoThread(const char* name, AutoThreadTaskRunner* joiner);
80 81
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105 106
106 // AutoThreadTaskRunner to post a task to to join & delete this thread. 107 // AutoThreadTaskRunner to post a task to to join & delete this thread.
107 scoped_refptr<AutoThreadTaskRunner> joiner_; 108 scoped_refptr<AutoThreadTaskRunner> joiner_;
108 109
109 DISALLOW_COPY_AND_ASSIGN(AutoThread); 110 DISALLOW_COPY_AND_ASSIGN(AutoThread);
110 }; 111 };
111 112
112 } // namespace remoting 113 } // namespace remoting
113 114
114 #endif // REMOTING_AUTO_THREAD_H_ 115 #endif // REMOTING_AUTO_THREAD_H_
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