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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_BROWSER_SYNC_JS_BACKEND_H_
#define CHROME_BROWSER_SYNC_JS_BACKEND_H_
#pragma once
// See README.js for design comments.
#include <string>
namespace browser_sync {
class JsArgList;
class JsEventHandler;
class JsEventRouter;
class JsBackend {
public:
// Sets the JS event router to which all backend events will be
// sent.
virtual void SetParentJsEventRouter(JsEventRouter* router) = 0;
// Removes any existing JS event router.
virtual void RemoveParentJsEventRouter() = 0;
// Gets the crurent JS event router, or NULL if there is none. Used
// for testing.
virtual const JsEventRouter* GetParentJsEventRouter() const = 0;
// Processes the given message. All reply events are sent to the
// parent JS event router (if set).
virtual void ProcessMessage(
const std::string& name, const JsArgList& args,
const JsEventHandler* sender) = 0;
protected:
virtual ~JsBackend() {}
};
} // namespace browser_sync
#endif // CHROME_BROWSER_SYNC_JS_BACKEND_H_
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