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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 CHROME_RENDERER_EXTENSIONS_EXTENSION_HELPER_H_
#define CHROME_RENDERER_EXTENSIONS_EXTENSION_HELPER_H_
#pragma once
#include <map>
#include "content/renderer/render_view_observer.h"
class GURL;
class ListValue;
struct ExtensionMsg_ExecuteCode_Params;
// Filters extension related messages sent to RenderViews.
class ExtensionHelper : public RenderViewObserver {
public:
explicit ExtensionHelper(RenderView* render_view);
virtual ~ExtensionHelper();
private:
// RenderViewObserver implementation.
virtual bool OnMessageReceived(const IPC::Message& message);
virtual void DidFinishDocumentLoad(WebKit::WebFrame* frame);
virtual void DidFinishLoad(WebKit::WebFrame* frame);
virtual void DidCreateDocumentElement(WebKit::WebFrame* frame);
virtual void DidStartProvisionalLoad(WebKit::WebFrame* frame);
virtual void FrameDetached(WebKit::WebFrame* frame);
virtual void DidCreateDataSource(WebKit::WebFrame* frame,
WebKit::WebDataSource* ds);
void OnExtensionResponse(int request_id, bool success,
const std::string& response,
const std::string& error);
void OnExtensionMessageInvoke(const std::string& extension_id,
const std::string& function_name,
const ListValue& args,
const GURL& event_url);
void OnExecuteCode(const ExtensionMsg_ExecuteCode_Params& params);
DISALLOW_COPY_AND_ASSIGN(ExtensionHelper);
};
#endif // CHROME_RENDERER_EXTENSIONS_EXTENSION_HELPER_H_
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