| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CONTENT_UTILITY_UTILITY_THREAD_IMPL_H_ |
| #define CONTENT_UTILITY_UTILITY_THREAD_IMPL_H_ |
| |
| #include <string> |
| #include <vector> |
| |
| #include "base/basictypes.h" |
| #include "base/compiler_specific.h" |
| #include "content/child/child_thread.h" |
| #include "content/common/content_export.h" |
| #include "content/public/utility/utility_thread.h" |
| |
| namespace base { |
| class FilePath; |
| } |
| |
| namespace content { |
| class BlinkPlatformImpl; |
| |
| // This class represents the background thread where the utility task runs. |
| class UtilityThreadImpl : public UtilityThread, |
| public ChildThread { |
| public: |
| UtilityThreadImpl(); |
| // Constructor that's used when running in single process mode. |
| explicit UtilityThreadImpl(const std::string& channel_name); |
| virtual ~UtilityThreadImpl(); |
| virtual void Shutdown() OVERRIDE; |
| |
| virtual bool Send(IPC::Message* msg) OVERRIDE; |
| virtual void ReleaseProcessIfNeeded() OVERRIDE; |
| #if defined(OS_WIN) |
| virtual void PreCacheFont(const LOGFONT& log_font) OVERRIDE; |
| virtual void ReleaseCachedFonts() OVERRIDE; |
| #endif |
| |
| private: |
| void Init(); |
| |
| // ChildThread implementation. |
| virtual bool OnControlMessageReceived(const IPC::Message& msg) OVERRIDE; |
| |
| // IPC message handlers. |
| void OnBatchModeStarted(); |
| void OnBatchModeFinished(); |
| |
| #if defined(OS_POSIX) |
| void OnLoadPlugins(const std::vector<base::FilePath>& plugin_paths); |
| #endif // OS_POSIX |
| |
| // True when we're running in batch mode. |
| bool batch_mode_; |
| |
| // True if running in single process mode. |
| bool single_process_; |
| |
| scoped_ptr<BlinkPlatformImpl> webkit_platform_support_; |
| |
| DISALLOW_COPY_AND_ASSIGN(UtilityThreadImpl); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_UTILITY_UTILITY_THREAD_IMPL_H_ |