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// Copyright 2015 The Chromium Authors
// 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_JS_RENDER_FRAME_OBSERVER_H_
#define COMPONENTS_DOM_DISTILLER_CONTENT_RENDERER_DISTILLER_JS_RENDER_FRAME_OBSERVER_H_
#include "components/dom_distiller/content/renderer/distiller_native_javascript.h"
#include "content/public/renderer/render_frame.h"
#include "content/public/renderer/render_frame_observer.h"
#include "services/service_manager/public/cpp/binder_registry.h"
#include "v8/include/v8.h"
namespace dom_distiller {
// DistillerJsRenderFrame observer waits for a page to be loaded and then
// adds the Javascript distiller object if it is a distilled page.
class DistillerJsRenderFrameObserver : public content::RenderFrameObserver {
public:
DistillerJsRenderFrameObserver(content::RenderFrame* render_frame,
const int32_t distiller_isolated_world_id);
~DistillerJsRenderFrameObserver() override;
// RenderFrameObserver implementation.
void DidStartNavigation(
const GURL& url,
std::optional<blink::WebNavigationType> navigation_type) override;
void DidCreateScriptContext(v8::Local<v8::Context> context,
int32_t world_id) override;
private:
// RenderFrameObserver implementation.
void OnDestruct() override;
// The isolated world that the distiller object should be written to.
int32_t distiller_isolated_world_id_;
// Track if the current page is distilled. This is needed for testing.
bool is_distiller_page_;
// Handle to "distiller" JavaScript object functionality.
std::unique_ptr<DistillerNativeJavaScript> native_javascript_handle_;
};
} // namespace dom_distiller
#endif // COMPONENTS_DOM_DISTILLER_CONTENT_RENDERER_DISTILLER_JS_RENDER_FRAME_OBSERVER_H_
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