ladybird/Userland/Libraries/LibWeb/DOM/DOMTokenList.h
Andreas Kling 18c54d8d40 LibJS: Make Cell::initialize() return void
Stop worrying about tiny OOMs.

Work towards #20405
2023-08-08 07:39:11 +02:00

73 lines
3.2 KiB
C++

/*
* Copyright (c) 2021, Tim Flynn <trflynn89@serenityos.org>
* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2023, Luke Wilde <lukew@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/DeprecatedFlyString.h>
#include <AK/DeprecatedString.h>
#include <AK/Optional.h>
#include <AK/StringView.h>
#include <AK/Vector.h>
#include <LibWeb/Bindings/LegacyPlatformObject.h>
#include <LibWeb/Forward.h>
#include <LibWeb/WebIDL/ExceptionOr.h>
namespace Web::DOM {
// https://dom.spec.whatwg.org/#domtokenlist
class DOMTokenList final : public Bindings::LegacyPlatformObject {
WEB_PLATFORM_OBJECT(DOMTokenList, Bindings::LegacyPlatformObject);
public:
static WebIDL::ExceptionOr<JS::NonnullGCPtr<DOMTokenList>> create(Element& associated_element, DeprecatedFlyString associated_attribute);
~DOMTokenList() = default;
void associated_attribute_changed(StringView value);
virtual bool is_supported_property_index(u32 index) const override;
virtual WebIDL::ExceptionOr<JS::Value> item_value(size_t index) const override;
size_t length() const { return m_token_set.size(); }
DeprecatedString const& item(size_t index) const;
bool contains(StringView token);
WebIDL::ExceptionOr<void> add(Vector<DeprecatedString> const& tokens);
WebIDL::ExceptionOr<void> remove(Vector<DeprecatedString> const& tokens);
WebIDL::ExceptionOr<bool> toggle(DeprecatedString const& token, Optional<bool> force);
WebIDL::ExceptionOr<bool> replace(DeprecatedString const& token, DeprecatedString const& new_token);
WebIDL::ExceptionOr<bool> supports(StringView token);
DeprecatedString value() const;
void set_value(DeprecatedString value);
private:
DOMTokenList(Element& associated_element, DeprecatedFlyString associated_attribute);
virtual void initialize(JS::Realm&) override;
virtual void visit_edges(Cell::Visitor&) override;
// ^Bindings::LegacyPlatformObject
virtual bool supports_indexed_properties() const override { return true; }
virtual bool supports_named_properties() const override { return false; }
virtual bool has_indexed_property_setter() const override { return false; }
virtual bool has_named_property_setter() const override { return false; }
virtual bool has_named_property_deleter() const override { return false; }
virtual bool has_legacy_override_built_ins_interface_extended_attribute() const override { return false; }
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; }
WebIDL::ExceptionOr<void> validate_token(StringView token) const;
void run_update_steps();
JS::NonnullGCPtr<Element> m_associated_element;
DeprecatedFlyString m_associated_attribute;
Vector<DeprecatedString> m_token_set;
};
}