chromium/extensions/renderer/content_watcher.cc

// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "extensions/renderer/content_watcher.h"

#include <stddef.h>

#include <set>
#include <string_view>

#include "base/memory/raw_ref.h"
#include "content/public/renderer/render_frame.h"
#include "content/public/renderer/render_frame_observer.h"
#include "content/public/renderer/render_frame_observer_tracker.h"
#include "content/public/renderer/render_frame_visitor.h"
#include "extensions/renderer/extension_frame_helper.h"
#include "third_party/blink/public/web/web_document.h"
#include "third_party/blink/public/web/web_element.h"
#include "third_party/blink/public/web/web_local_frame.h"
#include "third_party/blink/public/web/web_view.h"

namespace extensions {

namespace {

class FrameContentWatcher
    : public content::RenderFrameObserver,
      public content::RenderFrameObserverTracker<FrameContentWatcher> { … };

FrameContentWatcher::FrameContentWatcher(
    content::RenderFrame* render_frame,
    const blink::WebVector<blink::WebString>& css_selectors)
    : … { … }

FrameContentWatcher::~FrameContentWatcher() = default;

void FrameContentWatcher::OnDestruct() { … }

void FrameContentWatcher::DidCreateDocumentElement() { … }

void FrameContentWatcher::DidMatchCSS(
    const blink::WebVector<blink::WebString>& newly_matching_selectors,
    const blink::WebVector<blink::WebString>& stopped_matching_selectors) { … }

void FrameContentWatcher::UpdateCSSSelectors(
    const blink::WebVector<blink::WebString>& selectors) { … }

void FrameContentWatcher::NotifyBrowserOfChange() { … }

}  // namespace

ContentWatcher::ContentWatcher() = default;
ContentWatcher::~ContentWatcher() = default;

void ContentWatcher::OnWatchPages(
    const std::vector<std::string>& new_css_selectors_utf8) { … }

void ContentWatcher::OnRenderFrameCreated(content::RenderFrame* render_frame) { … }

}  // namespace extensions