extensions/renderer/render_frame_observer_natives.h

   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 EXTENSIONS_RENDERER_RENDER_FRAME_OBSERVER_NATIVES_H_
   6 #define EXTENSIONS_RENDERER_RENDER_FRAME_OBSERVER_NATIVES_H_
   7
   8 #include "extensions/renderer/object_backed_native_handler.h"
   9
  10 namespace extensions {
  11 class ScriptContext;
  12
  13 // Native functions for JS to run callbacks upon RenderFrame events.
  14 class RenderFrameObserverNatives : public ObjectBackedNativeHandler {
  15  public:
  16   explicit RenderFrameObserverNatives(ScriptContext* context);
  17
  18  private:
  19   // Runs a callback upon creation of new document element inside a render frame
  20   // (document.documentElement).
  21   void OnDocumentElementCreated(
  22       const v8::FunctionCallbackInfo<v8::Value>& args);
  23
  24   DISALLOW_COPY_AND_ASSIGN(RenderFrameObserverNatives);
  25 };
  26
  27 }  // namespace extensions
  28
  29 #endif  // EXTENSIONS_RENDERER_RENDER_FRAME_OBSERVER_NATIVES_H_