chrome/renderer/extensions/extension_frame_helper.h

   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 CHROME_RENDERER_EXTENSIONS_EXTENSION_FRAME_HELPER_H_
   6 #define CHROME_RENDERER_EXTENSIONS_EXTENSION_FRAME_HELPER_H_
   7
   8 #include "content/public/common/console_message_level.h"
   9 #include "content/public/renderer/render_frame_observer.h"
  10 #include "content/public/renderer/render_frame_observer_tracker.h"
  11
  12 namespace extensions {
  13
  14 class Dispatcher;
  15
  16 // RenderFrame-level plumbing for extension features.
  17 class ExtensionFrameHelper
  18     : public content::RenderFrameObserver,
  19       public content::RenderFrameObserverTracker<ExtensionFrameHelper> {
  20  public:
  21   ExtensionFrameHelper(content::RenderFrame* render_frame,
  22                        Dispatcher* extension_dispatcher);
  23   virtual ~ExtensionFrameHelper();
  24
  25  private:
  26   // RenderFrameObserver implementation.
  27   virtual void WillReleaseScriptContext(v8::Handle<v8::Context>,
  28                                         int world_id) override;
  29   virtual bool OnMessageReceived(const IPC::Message& message) override;
  30
  31   // IPC handlers.
  32   void OnAddMessageToConsole(content::ConsoleMessageLevel level,
  33                              const std::string& message);
  34
  35   Dispatcher* extension_dispatcher_;
  36
  37   DISALLOW_COPY_AND_ASSIGN(ExtensionFrameHelper);
  38 };
  39
  40 }  // namespace extensions
  41
  42 #endif  // CHROME_RENDERER_EXTENSIONS_EXTENSION_FRAME_HELPER_H_