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// Copyright (c) 2009 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_BROWSER_EXTENSIONS_EXTENSION_FUNCTION_DISPATCHER_H_
#define CHROME_BROWSER_EXTENSIONS_EXTENSION_FUNCTION_DISPATCHER_H_
#include <string>
#include <vector>
#include "base/values.h"
class Browser;
class ExtensionFunction;
class Profile;
class RenderViewHost;
class RenderViewHostDelegate;
// ExtensionFunctionDispatcher receives requests to execute functions from
// Chromium extensions running in a RenderViewHost and dispatches them to the
// appropriate handler. It lives entirely on the UI thread.
class ExtensionFunctionDispatcher {
public:
// Gets a list of all known extension function names.
static void GetAllFunctionNames(std::vector<std::string>* names);
ExtensionFunctionDispatcher(RenderViewHost* render_view_host,
Browser* browser,
const std::string& extension_id);
// Handle a request to execute an extension function.
void HandleRequest(const std::string& name, const std::string& args,
int callback_id);
// Send a response to a function.
void SendResponse(ExtensionFunction* api);
Browser* browser() { return browser_; }
// Handle a malformed message. Possibly the result of an attack, so kill
// the renderer.
void HandleBadMessage(ExtensionFunction* api);
// Gets the ID for this extension.
std::string extension_id() { return extension_id_; }
// The profile that this dispatcher is associated with.
Profile* profile();
private:
RenderViewHost* render_view_host_;
Browser* browser_;
std::string extension_id_;
};
#endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_FUNCTION_DISPATCHER_H_
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