ladybird/Userland/Services/WebContent/PageClient.cpp

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/*
* Copyright (c) 2020-2023, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2021-2022, Linus Groh <linusg@serenityos.org>
* Copyright (c) 2023, Andrew Kaster <akaster@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibGfx/ShareableBitmap.h>
#include <LibJS/Console.h>
#include <LibJS/Runtime/ConsoleObject.h>
#include <LibWeb/Bindings/MainThreadVM.h>
#include <LibWeb/Cookie/ParsedCookie.h>
#include <LibWeb/DOM/Attr.h>
#include <LibWeb/DOM/NamedNodeMap.h>
#include <LibWeb/HTML/Scripting/ClassicScript.h>
#include <LibWeb/HTML/TraversableNavigable.h>
#include <LibWeb/Layout/Viewport.h>
#include <LibWeb/Painting/PaintableBox.h>
#include <LibWeb/Painting/ViewportPaintable.h>
#include <LibWebView/Attribute.h>
#include <WebContent/ConnectionFromClient.h>
#include <WebContent/PageClient.h>
#include <WebContent/PageHost.h>
#include <WebContent/WebContentClientEndpoint.h>
#include <WebContent/WebDriverConnection.h>
#ifdef HAS_ACCELERATED_GRAPHICS
# include <LibWeb/Painting/DisplayListPlayerGPU.h>
#endif
namespace WebContent {
static bool s_use_gpu_painter = false;
static bool s_use_skia_painter = false;
JS_DEFINE_ALLOCATOR(PageClient);
void PageClient::set_use_gpu_painter()
{
s_use_gpu_painter = true;
}
void PageClient::set_use_skia_painter()
{
s_use_skia_painter = true;
}
JS::NonnullGCPtr<PageClient> PageClient::create(JS::VM& vm, PageHost& page_host, u64 id)
{
return vm.heap().allocate_without_realm<PageClient>(page_host, id);
}
PageClient::PageClient(PageHost& owner, u64 id)
: m_owner(owner)
, m_page(Web::Page::create(Web::Bindings::main_thread_vm(), *this))
, m_id(id)
, m_backing_store_manager(*this)
{
setup_palette();
#ifdef HAS_ACCELERATED_GRAPHICS
if (s_use_gpu_painter) {
auto context = AccelGfx::Context::create();
if (context.is_error()) {
dbgln("Failed to create AccelGfx context: {}", context.error());
VERIFY_NOT_REACHED();
}
m_accelerated_graphics_context = context.release_value();
}
#endif
}
PageClient::~PageClient() = default;
void PageClient::schedule_repaint()
{
if (m_paint_state != PaintState::Ready) {
m_paint_state = PaintState::PaintWhenReady;
return;
}
}
bool PageClient::is_ready_to_paint() const
{
return m_paint_state == PaintState::Ready;
}
void PageClient::ready_to_paint()
{
auto old_paint_state = exchange(m_paint_state, PaintState::Ready);
if (old_paint_state == PaintState::PaintWhenReady) {
// NOTE: Repainting always has to be scheduled from HTML event loop processing steps
// to make sure style and layout are up-to-date.
page().top_level_traversable()->set_needs_display();
}
}
void PageClient::visit_edges(JS::Cell::Visitor& visitor)
{
Base::visit_edges(visitor);
visitor.visit(m_page);
visitor.ignore(m_console_clients);
}
ConnectionFromClient& PageClient::client() const
{
return m_owner.client();
}
void PageClient::set_has_focus(bool has_focus)
{
m_has_focus = has_focus;
}
void PageClient::setup_palette()
{
// FIXME: Get the proper palette from our peer somehow
auto buffer_or_error = Core::AnonymousBuffer::create_with_size(sizeof(Gfx::SystemTheme));
VERIFY(!buffer_or_error.is_error());
auto buffer = buffer_or_error.release_value();
auto* theme = buffer.data<Gfx::SystemTheme>();
theme->color[to_underlying(Gfx::ColorRole::Window)] = Color(Color::Magenta).value();
theme->color[to_underlying(Gfx::ColorRole::WindowText)] = Color(Color::Cyan).value();
m_palette_impl = Gfx::PaletteImpl::create_with_anonymous_buffer(buffer);
}
bool PageClient::is_connection_open() const
{
return client().is_open();
}
Gfx::Palette PageClient::palette() const
{
return Gfx::Palette(*m_palette_impl);
}
void PageClient::set_palette_impl(Gfx::PaletteImpl& impl)
{
m_palette_impl = impl;
if (auto* document = page().top_level_browsing_context().active_document())
document->invalidate_style();
}
void PageClient::set_preferred_color_scheme(Web::CSS::PreferredColorScheme color_scheme)
{
m_preferred_color_scheme = color_scheme;
if (auto* document = page().top_level_browsing_context().active_document())
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document->invalidate_style();
}
void PageClient::set_preferred_contrast(Web::CSS::PreferredContrast contrast)
{
m_preferred_contrast = contrast;
if (auto* document = page().top_level_browsing_context().active_document())
document->invalidate_style();
}
void PageClient::set_preferred_motion(Web::CSS::PreferredMotion motion)
{
m_preferred_motion = motion;
if (auto* document = page().top_level_browsing_context().active_document())
document->invalidate_style();
}
void PageClient::set_is_scripting_enabled(bool is_scripting_enabled)
{
page().set_is_scripting_enabled(is_scripting_enabled);
}
void PageClient::set_window_position(Web::DevicePixelPoint position)
{
page().set_window_position(position);
}
void PageClient::set_window_size(Web::DevicePixelSize size)
{
page().set_window_size(size);
}
Web::Layout::Viewport* PageClient::layout_root()
{
auto* document = page().top_level_browsing_context().active_document();
if (!document)
return nullptr;
return document->layout_node();
}
void PageClient::paint_next_frame()
{
while (!m_screenshot_tasks.is_empty()) {
auto task = m_screenshot_tasks.dequeue();
if (task.node_id.has_value()) {
auto* dom_node = Web::DOM::Node::from_unique_id(*task.node_id);
if (!dom_node || !dom_node->paintable_box()) {
client().async_did_take_screenshot(m_id, {});
continue;
}
auto rect = page().enclosing_device_rect(dom_node->paintable_box()->absolute_border_box_rect());
auto bitmap = Gfx::Bitmap::create(Gfx::BitmapFormat::BGRA8888, rect.size().to_type<int>()).release_value_but_fixme_should_propagate_errors();
paint(rect, *bitmap, { .paint_overlay = Web::PaintOptions::PaintOverlay::No });
client().async_did_take_screenshot(m_id, bitmap->to_shareable_bitmap());
} else {
Web::DevicePixelRect rect { { 0, 0 }, content_size() };
auto bitmap = Gfx::Bitmap::create(Gfx::BitmapFormat::BGRA8888, rect.size().to_type<int>()).release_value_but_fixme_should_propagate_errors();
paint(rect, *bitmap);
client().async_did_take_screenshot(m_id, bitmap->to_shareable_bitmap());
}
}
auto back_bitmap = m_backing_store_manager.back_bitmap();
if (!back_bitmap)
return;
auto viewport_rect = page().css_to_device_rect(page().top_level_traversable()->viewport_rect());
paint(viewport_rect, *back_bitmap);
m_backing_store_manager.swap_back_and_front();
m_paint_state = PaintState::WaitingForClient;
client().async_did_paint(m_id, viewport_rect.to_type<int>(), m_backing_store_manager.front_id());
}
void PageClient::paint(Web::DevicePixelRect const& content_rect, Gfx::Bitmap& target, Web::PaintOptions paint_options)
{
paint_options.should_show_line_box_borders = m_should_show_line_box_borders;
paint_options.has_focus = m_has_focus;
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#ifdef HAS_ACCELERATED_GRAPHICS
paint_options.accelerated_graphics_context = m_accelerated_graphics_context.ptr();
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#endif
page().top_level_traversable()->paint(content_rect, target, paint_options);
}
void PageClient::set_viewport_size(Web::DevicePixelSize const& size)
{
page().top_level_traversable()->set_viewport_size(page().device_to_css_size(size));
m_backing_store_manager.restart_resize_timer();
m_backing_store_manager.resize_backing_stores_if_needed(BackingStoreManager::WindowResizingInProgress::Yes);
}
void PageClient::page_did_request_cursor_change(Gfx::StandardCursor cursor)
{
client().async_did_request_cursor_change(m_id, (u32)cursor);
}
void PageClient::page_did_layout()
{
auto* layout_root = this->layout_root();
VERIFY(layout_root);
if (layout_root->paintable_box()->has_scrollable_overflow())
m_content_size = page().enclosing_device_rect(layout_root->paintable_box()->scrollable_overflow_rect().value()).size();
else
m_content_size = page().enclosing_device_rect(layout_root->paintable_box()->absolute_rect()).size();
client().async_did_layout(m_id, m_content_size.to_type<int>());
}
void PageClient::page_did_change_title(ByteString const& title)
{
client().async_did_change_title(m_id, title);
}
void PageClient::page_did_change_url(URL::URL const& url)
{
client().async_did_change_url(m_id, url);
}
void PageClient::page_did_request_navigate_back()
{
client().async_did_request_navigate_back(m_id);
}
void PageClient::page_did_request_navigate_forward()
{
client().async_did_request_navigate_forward(m_id);
}
void PageClient::page_did_request_refresh()
{
client().async_did_request_refresh(m_id);
}
Gfx::IntSize PageClient::page_did_request_resize_window(Gfx::IntSize size)
{
return client().did_request_resize_window(m_id, size);
}
Gfx::IntPoint PageClient::page_did_request_reposition_window(Gfx::IntPoint position)
{
return client().did_request_reposition_window(m_id, position);
}
void PageClient::page_did_request_restore_window()
{
client().async_did_request_restore_window(m_id);
}
Gfx::IntRect PageClient::page_did_request_maximize_window()
{
return client().did_request_maximize_window(m_id);
}
Gfx::IntRect PageClient::page_did_request_minimize_window()
{
return client().did_request_minimize_window(m_id);
}
Gfx::IntRect PageClient::page_did_request_fullscreen_window()
{
return client().did_request_fullscreen_window(m_id);
}
void PageClient::page_did_enter_tooltip_area(Web::CSSPixelPoint content_position, ByteString const& title)
{
auto device_position = page().css_to_device_point(content_position);
client().async_did_enter_tooltip_area(m_id, { device_position.x(), device_position.y() }, title);
}
void PageClient::page_did_leave_tooltip_area()
{
client().async_did_leave_tooltip_area(m_id);
}
void PageClient::page_did_hover_link(URL::URL const& url)
{
client().async_did_hover_link(m_id, url);
}
void PageClient::page_did_unhover_link()
{
client().async_did_unhover_link(m_id);
}
void PageClient::page_did_middle_click_link(URL::URL const& url, [[maybe_unused]] ByteString const& target, [[maybe_unused]] unsigned modifiers)
{
client().async_did_middle_click_link(m_id, url, target, modifiers);
}
void PageClient::page_did_start_loading(URL::URL const& url, bool is_redirect)
{
client().async_did_start_loading(m_id, url, is_redirect);
}
void PageClient::page_did_create_new_document(Web::DOM::Document& document)
{
initialize_js_console(document);
}
void PageClient::page_did_change_active_document_in_top_level_browsing_context(Web::DOM::Document& document)
{
VERIFY(m_console_clients.contains(document));
m_top_level_document_console_client = *m_console_clients.get(document).value();
}
void PageClient::page_did_destroy_document(Web::DOM::Document& document)
{
destroy_js_console(document);
}
void PageClient::page_did_finish_loading(URL::URL const& url)
{
client().async_did_finish_loading(m_id, url);
}
void PageClient::page_did_finish_text_test()
{
client().async_did_finish_text_test(m_id);
}
void PageClient::page_did_request_context_menu(Web::CSSPixelPoint content_position)
{
client().async_did_request_context_menu(m_id, page().css_to_device_point(content_position).to_type<int>());
}
void PageClient::page_did_request_link_context_menu(Web::CSSPixelPoint content_position, URL::URL const& url, ByteString const& target, unsigned modifiers)
{
client().async_did_request_link_context_menu(m_id, page().css_to_device_point(content_position).to_type<int>(), url, target, modifiers);
}
void PageClient::page_did_request_image_context_menu(Web::CSSPixelPoint content_position, URL::URL const& url, ByteString const& target, unsigned modifiers, Gfx::Bitmap const* bitmap_pointer)
{
auto bitmap = bitmap_pointer ? bitmap_pointer->to_shareable_bitmap() : Gfx::ShareableBitmap();
client().async_did_request_image_context_menu(m_id, page().css_to_device_point(content_position).to_type<int>(), url, target, modifiers, bitmap);
}
void PageClient::page_did_request_media_context_menu(Web::CSSPixelPoint content_position, ByteString const& target, unsigned modifiers, Web::Page::MediaContextMenu menu)
{
client().async_did_request_media_context_menu(m_id, page().css_to_device_point(content_position).to_type<int>(), target, modifiers, move(menu));
}
void PageClient::page_did_request_alert(String const& message)
{
client().async_did_request_alert(m_id, message);
}
void PageClient::alert_closed()
{
page().alert_closed();
}
void PageClient::page_did_request_confirm(String const& message)
{
client().async_did_request_confirm(m_id, message);
}
void PageClient::confirm_closed(bool accepted)
{
page().confirm_closed(accepted);
}
void PageClient::page_did_request_prompt(String const& message, String const& default_)
{
client().async_did_request_prompt(m_id, message, default_);
}
void PageClient::page_did_request_set_prompt_text(String const& text)
{
client().async_did_request_set_prompt_text(m_id, text);
}
void PageClient::prompt_closed(Optional<String> response)
{
page().prompt_closed(move(response));
}
void PageClient::color_picker_update(Optional<Color> picked_color, Web::HTML::ColorPickerUpdateState state)
{
page().color_picker_update(picked_color, state);
}
void PageClient::select_dropdown_closed(Optional<u32> const& selected_item_id)
{
page().select_dropdown_closed(selected_item_id);
}
Web::WebIDL::ExceptionOr<void> PageClient::toggle_media_play_state()
{
return page().toggle_media_play_state();
}
void PageClient::toggle_media_mute_state()
{
page().toggle_media_mute_state();
}
Web::WebIDL::ExceptionOr<void> PageClient::toggle_media_loop_state()
{
return page().toggle_media_loop_state();
}
Web::WebIDL::ExceptionOr<void> PageClient::toggle_media_controls_state()
{
return page().toggle_media_controls_state();
}
void PageClient::set_user_style(String source)
{
page().set_user_style(source);
}
void PageClient::page_did_request_accept_dialog()
{
client().async_did_request_accept_dialog(m_id);
}
void PageClient::page_did_request_dismiss_dialog()
{
client().async_did_request_dismiss_dialog(m_id);
}
void PageClient::page_did_change_favicon(Gfx::Bitmap const& favicon)
{
client().async_did_change_favicon(m_id, favicon.to_shareable_bitmap());
}
Vector<Web::Cookie::Cookie> PageClient::page_did_request_all_cookies(URL::URL const& url)
{
return client().did_request_all_cookies(m_id, url);
}
Optional<Web::Cookie::Cookie> PageClient::page_did_request_named_cookie(URL::URL const& url, String const& name)
{
return client().did_request_named_cookie(m_id, url, name);
}
String PageClient::page_did_request_cookie(URL::URL const& url, Web::Cookie::Source source)
{
auto response = client().send_sync_but_allow_failure<Messages::WebContentClient::DidRequestCookie>(m_id, move(url), source);
if (!response) {
dbgln("WebContent client disconnected during DidRequestCookie. Exiting peacefully.");
exit(0);
}
return response->take_cookie();
}
void PageClient::page_did_set_cookie(URL::URL const& url, Web::Cookie::ParsedCookie const& cookie, Web::Cookie::Source source)
{
auto response = client().send_sync_but_allow_failure<Messages::WebContentClient::DidSetCookie>(m_id, url, cookie, source);
if (!response) {
dbgln("WebContent client disconnected during DidSetCookie. Exiting peacefully.");
exit(0);
}
}
void PageClient::page_did_update_cookie(Web::Cookie::Cookie cookie)
{
client().async_did_update_cookie(m_id, move(cookie));
}
void PageClient::page_did_update_resource_count(i32 count_waiting)
{
client().async_did_update_resource_count(m_id, count_waiting);
}
PageClient::NewWebViewResult PageClient::page_did_request_new_web_view(Web::HTML::ActivateTab activate_tab, Web::HTML::WebViewHints hints, Web::HTML::TokenizedFeature::NoOpener no_opener)
{
auto& new_client = m_owner.create_page();
Optional<u64> page_id;
if (no_opener == Web::HTML::TokenizedFeature::NoOpener::Yes) {
// FIXME: Create an abstraction to let this WebContent process know about a new process we create?
// FIXME: For now, just create a new page in the same process anyway
}
page_id = new_client.m_id;
auto response = client().send_sync_but_allow_failure<Messages::WebContentClient::DidRequestNewWebView>(m_id, activate_tab, hints, page_id);
if (!response) {
dbgln("WebContent client disconnected during DidRequestNewWebView. Exiting peacefully.");
exit(0);
}
return { &new_client.page(), response->take_handle() };
}
void PageClient::page_did_request_activate_tab()
{
client().async_did_request_activate_tab(m_id);
}
void PageClient::page_did_close_top_level_traversable()
{
// FIXME: Rename this IPC call
client().async_did_close_browsing_context(m_id);
// NOTE: This only removes the strong reference the PageHost has for this PageClient.
// It will be GC'd 'later'.
m_owner.remove_page({}, m_id);
}
void PageClient::page_did_update_navigation_buttons_state(bool back_enabled, bool forward_enabled)
{
client().async_did_update_navigation_buttons_state(m_id, back_enabled, forward_enabled);
}
void PageClient::request_file(Web::FileRequest file_request)
{
client().request_file(m_id, move(file_request));
}
void PageClient::page_did_request_color_picker(Color current_color)
{
client().async_did_request_color_picker(m_id, current_color);
}
void PageClient::page_did_request_file_picker(Web::HTML::FileFilter accepted_file_types, Web::HTML::AllowMultipleFiles allow_multiple_files)
{
client().async_did_request_file_picker(m_id, move(accepted_file_types), allow_multiple_files);
}
void PageClient::page_did_request_select_dropdown(Web::CSSPixelPoint content_position, Web::CSSPixels minimum_width, Vector<Web::HTML::SelectItem> items)
{
client().async_did_request_select_dropdown(m_id, page().css_to_device_point(content_position).to_type<int>(), minimum_width * device_pixels_per_css_pixel(), items);
}
void PageClient::page_did_change_theme_color(Gfx::Color color)
{
client().async_did_change_theme_color(m_id, color);
}
void PageClient::page_did_insert_clipboard_entry(String data, String presentation_style, String mime_type)
{
client().async_did_insert_clipboard_entry(m_id, move(data), move(presentation_style), move(mime_type));
}
void PageClient::page_did_change_audio_play_state(Web::HTML::AudioPlayState play_state)
{
client().async_did_change_audio_play_state(m_id, play_state);
}
void PageClient::page_did_allocate_backing_stores(i32 front_bitmap_id, Gfx::ShareableBitmap front_bitmap, i32 back_bitmap_id, Gfx::ShareableBitmap back_bitmap)
{
client().async_did_allocate_backing_stores(m_id, front_bitmap_id, front_bitmap, back_bitmap_id, back_bitmap);
}
IPC::File PageClient::request_worker_agent()
{
auto response = client().send_sync_but_allow_failure<Messages::WebContentClient::RequestWorkerAgent>(m_id);
if (!response) {
dbgln("WebContent client disconnected during RequestWorkerAgent. Exiting peacefully.");
exit(0);
}
return response->take_socket();
}
void PageClient::inspector_did_load()
{
client().async_inspector_did_load(m_id);
}
void PageClient::inspector_did_select_dom_node(i32 node_id, Optional<Web::CSS::Selector::PseudoElement::Type> const& pseudo_element)
{
client().async_inspector_did_select_dom_node(m_id, node_id, pseudo_element);
}
void PageClient::inspector_did_set_dom_node_text(i32 node_id, String const& text)
{
client().async_inspector_did_set_dom_node_text(m_id, node_id, text);
}
void PageClient::inspector_did_set_dom_node_tag(i32 node_id, String const& tag)
{
client().async_inspector_did_set_dom_node_tag(m_id, node_id, tag);
}
static Vector<WebView::Attribute> named_node_map_to_vector(JS::NonnullGCPtr<Web::DOM::NamedNodeMap> map)
{
Vector<WebView::Attribute> attributes;
attributes.ensure_capacity(map->length());
for (size_t i = 0; i < map->length(); ++i) {
auto const* attribute = map->item(i);
VERIFY(attribute);
attributes.empend(attribute->name().to_string(), attribute->value());
}
return attributes;
}
void PageClient::inspector_did_add_dom_node_attributes(i32 node_id, JS::NonnullGCPtr<Web::DOM::NamedNodeMap> attributes)
{
client().async_inspector_did_add_dom_node_attributes(m_id, node_id, named_node_map_to_vector(attributes));
}
void PageClient::inspector_did_replace_dom_node_attribute(i32 node_id, size_t attribute_index, JS::NonnullGCPtr<Web::DOM::NamedNodeMap> replacement_attributes)
{
client().async_inspector_did_replace_dom_node_attribute(m_id, node_id, attribute_index, named_node_map_to_vector(replacement_attributes));
}
void PageClient::inspector_did_request_dom_tree_context_menu(i32 node_id, Web::CSSPixelPoint position, String const& type, Optional<String> const& tag, Optional<size_t> const& attribute_index)
{
client().async_inspector_did_request_dom_tree_context_menu(m_id, node_id, page().css_to_device_point(position).to_type<int>(), type, tag, attribute_index);
}
void PageClient::inspector_did_execute_console_script(String const& script)
{
client().async_inspector_did_execute_console_script(m_id, script);
}
ErrorOr<void> PageClient::connect_to_webdriver(ByteString const& webdriver_ipc_path)
{
VERIFY(!m_webdriver);
m_webdriver = TRY(WebDriverConnection::connect(*this, webdriver_ipc_path));
return {};
}
void PageClient::initialize_js_console(Web::DOM::Document& document)
{
auto& realm = document.realm();
auto console_object = realm.intrinsics().console_object();
auto console_client = heap().allocate_without_realm<WebContentConsoleClient>(console_object->console(), document.realm(), *this);
console_object->console().set_client(*console_client);
m_console_clients.set(document, console_client);
}
void PageClient::destroy_js_console(Web::DOM::Document& document)
{
m_console_clients.remove(document);
}
void PageClient::js_console_input(ByteString const& js_source)
{
if (m_top_level_document_console_client)
m_top_level_document_console_client->handle_input(js_source);
}
void PageClient::run_javascript(ByteString const& js_source)
{
auto* active_document = page().top_level_browsing_context().active_document();
if (!active_document)
return;
// This is partially based on "execute a javascript: URL request" https://html.spec.whatwg.org/multipage/browsing-the-web.html#javascript-protocol
// Let settings be browsingContext's active document's relevant settings object.
auto& settings = active_document->relevant_settings_object();
// Let baseURL be settings's API base URL.
auto base_url = settings.api_base_url();
// Let script be the result of creating a classic script given scriptSource, settings, baseURL, and the default classic script fetch options.
// FIXME: This doesn't pass in "default classic script fetch options"
// FIXME: What should the filename be here?
auto script = Web::HTML::ClassicScript::create("(client connection run_javascript)", js_source, settings, move(base_url));
// Let evaluationStatus be the result of running the classic script script.
auto evaluation_status = script->run();
if (evaluation_status.is_error())
dbgln("Exception :(");
}
void PageClient::js_console_request_messages(i32 start_index)
{
if (m_top_level_document_console_client)
m_top_level_document_console_client->send_messages(start_index);
}
void PageClient::did_output_js_console_message(i32 message_index)
{
client().async_did_output_js_console_message(m_id, message_index);
}
void PageClient::console_peer_did_misbehave(char const* reason)
{
client().did_misbehave(reason);
}
void PageClient::did_get_js_console_messages(i32 start_index, Vector<ByteString> message_types, Vector<ByteString> messages)
{
client().async_did_get_js_console_messages(m_id, start_index, move(message_types), move(messages));
}
Web::DisplayListPlayerType PageClient::display_list_player_type() const
{
if (s_use_gpu_painter)
return Web::DisplayListPlayerType::GPU;
if (s_use_skia_painter)
return Web::DisplayListPlayerType::Skia;
return Web::DisplayListPlayerType::CPU;
}
void PageClient::queue_screenshot_task(Optional<i32> node_id)
{
m_screenshot_tasks.enqueue({ node_id });
page().top_level_traversable()->set_needs_display();
}
}