chromium/components/optimization_guide/content/renderer/page_text_agent.cc

// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "components/optimization_guide/content/renderer/page_text_agent.h"

#include "base/functional/callback_helpers.h"
#include "content/public/renderer/render_frame.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "third_party/blink/public/common/associated_interfaces/associated_interface_registry.h"
#include "third_party/blink/public/platform/web_string.h"
#include "third_party/blink/public/web/web_frame_content_dumper.h"

namespace optimization_guide {

namespace {

constexpr size_t kChunkSize = …;

std::optional<mojom::TextDumpEvent> LayoutEventAsMojoEvent(
    blink::WebMeaningfulLayout layout_event) { … }

}  // namespace

PageTextAgent::PageTextAgent(content::RenderFrame* frame)
    : … { … }
PageTextAgent::~PageTextAgent() = default;

void PageTextAgent::Bind(
    mojo::PendingAssociatedReceiver<mojom::PageTextService> receiver) { … }

base::OnceCallback<void(scoped_refptr<const base::RefCountedString16>)>
PageTextAgent::MaybeRequestTextDumpOnLayoutEvent(
    blink::WebMeaningfulLayout event,
    uint32_t* max_size) { … }

void PageTextAgent::OnPageTextDump(
    mojo::PendingRemote<mojom::PageTextConsumer> pending_consumer,
    scoped_refptr<const base::RefCountedString16> content) { … }

void PageTextAgent::DidFinishLoad() { … }

void PageTextAgent::DidStartNavigation(
    const GURL& url,
    std::optional<blink::WebNavigationType> navigation_type) { … }

void PageTextAgent::DidObserveLoadingBehavior(
    blink::LoadingBehaviorFlag behavior) { … }

void PageTextAgent::RequestPageTextDump(
    mojom::PageTextDumpRequestPtr request,
    mojo::PendingRemote<mojom::PageTextConsumer> consumer) { … }

}  // namespace optimization_guide