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      1 // Copyright 2013 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_RENDER_FRAME_HOST_H_
      6 #define CONTENT_PUBLIC_BROWSER_RENDER_FRAME_HOST_H_
      7 
      8 #include "content/common/content_export.h"
      9 #include "ipc/ipc_listener.h"
     10 #include "ipc/ipc_sender.h"
     11 
     12 namespace content {
     13 
     14 // The interface provides a communication conduit with a frame in the renderer.
     15 class CONTENT_EXPORT RenderFrameHost : public IPC::Listener,
     16                                        public IPC::Sender {
     17  public:
     18   virtual ~RenderFrameHost() {}
     19 
     20   // Returns the route id for this frame.
     21   virtual int GetRoutingID() = 0;
     22 
     23  private:
     24   // This interface should only be implemented inside content.
     25   friend class RenderFrameHostImpl;
     26   RenderFrameHost() {}
     27 };
     28 
     29 }  // namespace content
     30 
     31 #endif  // CONTENT_PUBLIC_BROWSER_RENDER_FRAME_HOST_H_
     32