chrome/browser/renderer_host/chrome_render_view_host_observer.h

   1 // Copyright (c) 2011 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 CHROME_BROWSER_RENDERER_HOST_CHROME_RENDER_VIEW_HOST_OBSERVER_H_
   6 #define CHROME_BROWSER_RENDERER_HOST_CHROME_RENDER_VIEW_HOST_OBSERVER_H_
   7
   8 #include "content/public/browser/render_view_host_observer.h"
   9
  10 class Profile;
  11
  12 namespace chrome_browser_net {
  13 class Predictor;
  14 }
  15
  16 namespace extensions {
  17 class Extension;
  18 }
  19
  20 // This class holds the Chrome specific parts of RenderViewHost, and has the
  21 // same lifetime.
  22 class ChromeRenderViewHostObserver : public content::RenderViewHostObserver {
  23  public:
  24   ChromeRenderViewHostObserver(content::RenderViewHost* render_view_host,
  25                                chrome_browser_net::Predictor* predictor);
  26   virtual ~ChromeRenderViewHostObserver();
  27
  28   // content::RenderViewHostObserver overrides.
  29   virtual void RenderViewHostInitialized() OVERRIDE;
  30   virtual void RenderViewHostDestroyed(content::RenderViewHost* rvh) OVERRIDE;
  31   virtual void Navigate(const GURL& url) OVERRIDE;
  32   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
  33
  34  private:
  35    // Does extension-specific initialization when a new renderer process is
  36    // created by a RenderViewHost.
  37   void InitRenderViewForExtensions();
  38   // Gets the extension or app (if any) that is associated with the RVH.
  39   const extensions::Extension* GetExtension();
  40   // Cleans up when a RenderViewHost is removed, or on destruction.
  41   void RemoveRenderViewHostForExtensions(content::RenderViewHost* rvh);
  42   void OnFocusedNodeTouched(bool editable);
  43
  44   Profile* profile_;
  45   chrome_browser_net::Predictor* predictor_;
  46
  47   DISALLOW_COPY_AND_ASSIGN(ChromeRenderViewHostObserver);
  48 };
  49
  50 #endif  // CHROME_BROWSER_RENDERER_HOST_CHROME_RENDER_VIEW_HOST_OBSERVER_H_