| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef COMPONENTS_DOM_DISTILLER_CONTENT_RENDERER_DISTILLER_NATIVE_JAVASCRIPT_H_ |
| #define COMPONENTS_DOM_DISTILLER_CONTENT_RENDERER_DISTILLER_NATIVE_JAVASCRIPT_H_ |
| |
| #include "components/dom_distiller/content/common/distiller_javascript_service.mojom.h" |
| #include "content/public/renderer/render_frame.h" |
| #include "content/public/renderer/render_frame_observer.h" |
| #include "v8/include/v8.h" |
| |
| namespace dom_distiller { |
| |
| // This class is the primary interface for custom JavaScript introduced by the |
| // dom-distiller. Callbacks for JavaScript functionality and the communication |
| // channel to the browser process are maintained here. |
| class DistillerNativeJavaScript { |
| public: |
| explicit DistillerNativeJavaScript(content::RenderFrame* render_frame); |
| ~DistillerNativeJavaScript(); |
| |
| // Add the "distiller" JavaScript object and its functions to the current |
| // |RenderFrame|. |
| void AddJavaScriptObjectToFrame(v8::Local<v8::Context> context); |
| |
| private: |
| // Add a function to the provided object. |
| template <typename Sig> |
| void BindFunctionToObject(v8::Isolate* isolate, |
| v8::Local<v8::Object> javascript_object, |
| const std::string& name, |
| const base::Callback<Sig> callback); |
| // Make sure the mojo service is connected. |
| void EnsureServiceConnected(); |
| |
| content::RenderFrame* render_frame_; |
| mojom::DistillerJavaScriptServicePtr distiller_js_service_; |
| }; |
| |
| // static |
| v8::Local<v8::Object> GetOrCreateDistillerObject( |
| v8::Isolate* isolate, |
| v8::Local<v8::Context> context); |
| |
| } // namespace dom_distiller |
| |
| #endif // COMPONENTS_DOM_DISTILLER_CONTENT_RENDERER_DISTILLER_NATIVE_JAVASCRIPT_H_ |