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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 #ifndef CONTENT_UTILITY_UTILITY_THREAD_H_ | 5 #ifndef CONTENT_UTILITY_UTILITY_THREAD_H_ |
| 6 #define CONTENT_UTILITY_UTILITY_THREAD_H_ | 6 #define CONTENT_UTILITY_UTILITY_THREAD_H_ |
| 7 #pragma once | 7 #pragma once |
| 8 | 8 |
| 9 #include <string> | 9 #include <string> |
| 10 #include <vector> | 10 #include <vector> |
| 11 | 11 |
| 12 #include "base/basictypes.h" | 12 #include "base/basictypes.h" |
| 13 #include "base/compiler_specific.h" | 13 #include "base/compiler_specific.h" |
| 14 #include "base/string16.h" | 14 #include "base/string16.h" |
| 15 #include "content/common/child_thread.h" | 15 #include "content/common/child_thread.h" |
| 16 #include "content/common/content_export.h" |
| 16 | 17 |
| 17 class IndexedDBKey; | 18 class IndexedDBKey; |
| 18 class SerializedScriptValue; | 19 class SerializedScriptValue; |
| 19 | 20 |
| 20 namespace webkit_glue { | 21 namespace webkit_glue { |
| 21 class WebKitPlatformSupportImpl; | 22 class WebKitPlatformSupportImpl; |
| 22 } | 23 } |
| 23 | 24 |
| 24 // This class represents the background thread where the utility task runs. | 25 // This class represents the background thread where the utility task runs. |
| 25 class UtilityThread : public ChildThread { | 26 class UtilityThread : public ChildThread { |
| 26 public: | 27 public: |
| 27 UtilityThread(); | 28 UtilityThread(); |
| 28 virtual ~UtilityThread(); | 29 virtual ~UtilityThread(); |
| 29 | 30 |
| 30 // Releases the process if we are not (or no longer) in batch mode. | 31 // Releases the process if we are not (or no longer) in batch mode. |
| 31 void ReleaseProcessIfNeeded(); | 32 CONTENT_EXPORT void ReleaseProcessIfNeeded(); |
| 32 | 33 |
| 33 // Returns the one utility thread. | 34 // Returns the one utility thread. |
| 34 static UtilityThread* current() { | 35 static UtilityThread* current() { |
| 35 return static_cast<UtilityThread*>(ChildThread::current()); | 36 return static_cast<UtilityThread*>(ChildThread::current()); |
| 36 } | 37 } |
| 37 | 38 |
| 38 private: | 39 private: |
| 39 // ChildThread implementation. | 40 // ChildThread implementation. |
| 40 virtual bool OnControlMessageReceived(const IPC::Message& msg) OVERRIDE; | 41 virtual bool OnControlMessageReceived(const IPC::Message& msg) OVERRIDE; |
| 41 | 42 |
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| 52 | 53 |
| 53 // True when we're running in batch mode. | 54 // True when we're running in batch mode. |
| 54 bool batch_mode_; | 55 bool batch_mode_; |
| 55 | 56 |
| 56 scoped_ptr<webkit_glue::WebKitPlatformSupportImpl> webkit_platform_support_; | 57 scoped_ptr<webkit_glue::WebKitPlatformSupportImpl> webkit_platform_support_; |
| 57 | 58 |
| 58 DISALLOW_COPY_AND_ASSIGN(UtilityThread); | 59 DISALLOW_COPY_AND_ASSIGN(UtilityThread); |
| 59 }; | 60 }; |
| 60 | 61 |
| 61 #endif // CONTENT_UTILITY_UTILITY_THREAD_H_ | 62 #endif // CONTENT_UTILITY_UTILITY_THREAD_H_ |
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