ladybird/Userland/Libraries/LibWeb/HTML/HTMLObjectElement.h
Andreas Kling 5a74486b59 LibWeb: Rename DOM::Element::parse_attribute() => attribute_changed()
This is a first step towards merging attribute change and removal
notifications into a single function.
2023-07-03 19:04:45 +02:00

86 lines
2.8 KiB
C++

/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibCore/Forward.h>
#include <LibGfx/Forward.h>
#include <LibWeb/HTML/FormAssociatedElement.h>
#include <LibWeb/HTML/HTMLElement.h>
#include <LibWeb/HTML/NavigableContainer.h>
#include <LibWeb/Layout/ImageProvider.h>
#include <LibWeb/Loader/Resource.h>
namespace Web::HTML {
class HTMLObjectElement final
: public NavigableContainer
, public FormAssociatedElement
, public ResourceClient
, public Layout::ImageProvider {
WEB_PLATFORM_OBJECT(HTMLObjectElement, NavigableContainer)
FORM_ASSOCIATED_ELEMENT(NavigableContainer, HTMLObjectElement)
enum class Representation {
Unknown,
Image,
NestedBrowsingContext,
Children,
};
public:
virtual ~HTMLObjectElement() override;
virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
DeprecatedString data() const;
void set_data(DeprecatedString const& data) { MUST(set_attribute(HTML::AttributeNames::data, data)); }
DeprecatedString type() const { return attribute(HTML::AttributeNames::type); }
// ^FormAssociatedElement
// https://html.spec.whatwg.org/multipage/forms.html#category-listed
virtual bool is_listed() const override { return true; }
private:
HTMLObjectElement(DOM::Document&, DOM::QualifiedName);
virtual JS::ThrowCompletionOr<void> initialize(JS::Realm&) override;
virtual JS::GCPtr<Layout::Node> create_layout_node(NonnullRefPtr<CSS::StyleProperties>) override;
bool has_ancestor_media_element_or_object_element_not_showing_fallback_content() const;
void queue_element_task_to_run_object_representation_steps();
void run_object_representation_handler_steps(Optional<DeprecatedString> resource_type);
void run_object_representation_completed_steps(Representation);
void run_object_representation_fallback_steps();
void load_image();
void update_layout_and_child_objects(Representation);
// ^ResourceClient
virtual void resource_did_load() override;
virtual void resource_did_fail() override;
// ^DOM::Element
virtual i32 default_tab_index_value() const override;
// ^Layout::ImageProvider
virtual Optional<CSSPixels> intrinsic_width() const override;
virtual Optional<CSSPixels> intrinsic_height() const override;
virtual Optional<float> intrinsic_aspect_ratio() const override;
virtual RefPtr<Gfx::Bitmap const> current_image_bitmap(Gfx::IntSize = {}) const override;
virtual void set_visible_in_viewport(bool) override;
Representation m_representation { Representation::Unknown };
RefPtr<DecodedImageData const> image_data() const;
RefPtr<SharedImageRequest> m_image_request;
};
}