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// 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_
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