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// Copyright (c) 2011 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_H_
#define CONTENT_UTILITY_UTILITY_THREAD_H_
#pragma once
#include <string>
#include <vector>
#include "base/basictypes.h"
#include "base/compiler_specific.h"
#include "base/string16.h"
#include "content/common/child_thread.h"
class IndexedDBKey;
class SerializedScriptValue;
namespace webkit_glue {
class WebKitClientImpl;
}
// This class represents the background thread where the utility task runs.
class UtilityThread : public ChildThread {
public:
UtilityThread();
virtual ~UtilityThread();
// Releases the process if we are not (or no longer) in batch mode.
void ReleaseProcessIfNeeded();
// Returns the one utility thread.
static UtilityThread* current() {
return static_cast<UtilityThread*>(ChildThread::current());
}
private:
// ChildThread implementation.
virtual bool OnControlMessageReceived(const IPC::Message& msg) OVERRIDE;
// IPC message handlers.
void OnIDBKeysFromValuesAndKeyPath(
int id,
const std::vector<SerializedScriptValue>& serialized_script_values,
const string16& idb_key_path);
void OnInjectIDBKey(const IndexedDBKey& key,
const SerializedScriptValue& value,
const string16& key_path);
void OnBatchModeStarted();
void OnBatchModeFinished();
// True when we're running in batch mode.
bool batch_mode_;
scoped_ptr<webkit_glue::WebKitClientImpl> webkit_client_;
DISALLOW_COPY_AND_ASSIGN(UtilityThread);
};
#endif // CONTENT_UTILITY_UTILITY_THREAD_H_
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