1// Copyright 2014 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef CONTENT_PUBLIC_BROWSER_DEVTOOLS_FRONTEND_HOST_H_ 6#define CONTENT_PUBLIC_BROWSER_DEVTOOLS_FRONTEND_HOST_H_ 7 8#include <string> 9 10#include "content/common/content_export.h" 11 12namespace content { 13 14class RenderViewHost; 15 16// This class dispatches messages between DevTools frontend and Delegate 17// which is implemented by the embedder. 18// This allows us to avoid exposing DevTools frontend messages through 19// the content public API. 20class DevToolsFrontendHost { 21 public: 22 // Delegate actually handles messages from frontend. 23 class Delegate { 24 public: 25 virtual ~Delegate() {} 26 27 // Message is coming from frontend to the embedder. 28 virtual void HandleMessageFromDevToolsFrontend( 29 const std::string& message) = 0; 30 31 // Message is coming from frontend to the backend. 32 // TODO(dgozman): remove this by making one of the possible messages 33 // passed via the method above. 34 virtual void HandleMessageFromDevToolsFrontendToBackend( 35 const std::string& message) = 0; 36 }; 37 38 // Creates a new DevToolsFrontendHost for RenderViewHost where DevTools 39 // frontend is loaded. 40 CONTENT_EXPORT static DevToolsFrontendHost* Create( 41 RenderViewHost* frontend_rvh, Delegate* delegate); 42 43 CONTENT_EXPORT virtual ~DevToolsFrontendHost() {} 44}; 45 46} // namespace content 47 48#endif // CONTENT_PUBLIC_BROWSER_DEVTOOLS_FRONTEND_HOST_H_ 49