ladybird/Userland/Libraries/LibWeb/DOM/DOMTokenList.h
Linus Groh ad04d7ac9b LibWeb: Move ExceptionOr from DOM/ to WebIDL/
This is a concept fully defined in the Web IDL spec and doesn't belong
in the DOM directory/namespace - not even DOMException, despite the name
:^)
2022-09-25 19:13:31 +01:00

57 lines
1.8 KiB
C++

/*
* Copyright (c) 2021, Tim Flynn <trflynn89@serenityos.org>
* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/FlyString.h>
#include <AK/Optional.h>
#include <AK/String.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 DOMTokenList* create(Element const& associated_element, FlyString associated_attribute);
~DOMTokenList() = default;
void associated_attribute_changed(StringView value);
virtual bool is_supported_property_index(u32 index) const override;
virtual JS::Value item_value(size_t index) const override;
size_t length() const { return m_token_set.size(); }
String const& item(size_t index) const;
bool contains(StringView token);
WebIDL::ExceptionOr<void> add(Vector<String> const& tokens);
WebIDL::ExceptionOr<void> remove(Vector<String> const& tokens);
WebIDL::ExceptionOr<bool> toggle(String const& token, Optional<bool> force);
WebIDL::ExceptionOr<bool> replace(String const& token, String const& new_token);
WebIDL::ExceptionOr<bool> supports(StringView token);
String value() const;
void set_value(String value);
private:
DOMTokenList(Element const& associated_element, FlyString associated_attribute);
WebIDL::ExceptionOr<void> validate_token(StringView token) const;
void run_update_steps();
WeakPtr<Element> m_associated_element;
FlyString m_associated_attribute;
Vector<String> m_token_set;
};
}