ladybird/Userland/Libraries/LibWeb/HTML/DOMStringMap.h
Andreas Kling 72c9f56c66 LibJS: Make Heap::allocate<T>() infallible
Stop worrying about tiny OOMs. Work towards #20449.

While going through these, I also changed the function signature in many
places where returning ThrowCompletionOr<T> is no longer necessary.
2023-08-13 15:38:42 +02:00

65 lines
2.6 KiB
C++

/*
* Copyright (c) 2021-2023, Luke Wilde <lukew@serenityos.org>
* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibWeb/Bindings/LegacyPlatformObject.h>
#include <LibWeb/Forward.h>
namespace Web::HTML {
// https://html.spec.whatwg.org/multipage/dom.html#domstringmap
class DOMStringMap final : public Bindings::LegacyPlatformObject {
WEB_PLATFORM_OBJECT(DOMStringMap, Bindings::LegacyPlatformObject);
public:
[[nodiscard]] static JS::NonnullGCPtr<DOMStringMap> create(DOM::Element&);
virtual ~DOMStringMap() override;
DeprecatedString determine_value_of_named_property(DeprecatedString const&) const;
virtual WebIDL::ExceptionOr<void> set_value_of_new_named_property(DeprecatedString const&, JS::Value) override;
virtual WebIDL::ExceptionOr<void> set_value_of_existing_named_property(DeprecatedString const&, JS::Value) override;
virtual WebIDL::ExceptionOr<DidDeletionFail> delete_value(DeprecatedString const&) override;
private:
explicit DOMStringMap(DOM::Element&);
virtual void initialize(JS::Realm&) override;
virtual void visit_edges(Cell::Visitor&) override;
// ^LegacyPlatformObject
virtual WebIDL::ExceptionOr<JS::Value> named_item_value(DeprecatedFlyString const&) const override;
virtual Vector<DeprecatedString> supported_property_names() const override;
virtual bool supports_indexed_properties() const override { return false; }
virtual bool supports_named_properties() const override { return true; }
virtual bool has_indexed_property_setter() const override { return false; }
virtual bool has_named_property_setter() const override { return true; }
virtual bool has_named_property_deleter() const override { return true; }
virtual bool has_legacy_override_built_ins_interface_extended_attribute() const override { return true; }
virtual bool has_legacy_unenumerable_named_properties_interface_extended_attribute() const override { return false; }
virtual bool has_global_interface_extended_attribute() const override { return false; }
virtual bool indexed_property_setter_has_identifier() const override { return false; }
virtual bool named_property_setter_has_identifier() const override { return false; }
virtual bool named_property_deleter_has_identifier() const override { return false; }
struct NameValuePair {
DeprecatedString name;
DeprecatedString value;
};
Vector<NameValuePair> get_name_value_pairs() const;
// https://html.spec.whatwg.org/multipage/dom.html#concept-domstringmap-element
JS::NonnullGCPtr<DOM::Element> m_associated_element;
};
}