ladybird/Userland/Libraries/LibWeb/DOM/NamedNodeMap.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

63 lines
2.3 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/NonnullRefPtrVector.h>
#include <AK/String.h>
#include <AK/StringView.h>
#include <LibWeb/Bindings/LegacyPlatformObject.h>
#include <LibWeb/Forward.h>
#include <LibWeb/WebIDL/ExceptionOr.h>
namespace Web::DOM {
// https://dom.spec.whatwg.org/#interface-namednodemap
class NamedNodeMap : public Bindings::LegacyPlatformObject {
WEB_PLATFORM_OBJECT(NamedNodeMap, Bindings::LegacyPlatformObject);
public:
static JS::NonnullGCPtr<NamedNodeMap> create(Element&);
~NamedNodeMap() = default;
virtual bool is_supported_property_index(u32 index) const override;
virtual Vector<String> supported_property_names() const override;
virtual JS::Value item_value(size_t index) const override;
virtual JS::Value named_item_value(FlyString const& name) const override;
size_t length() const { return m_attributes.size(); }
bool is_empty() const { return m_attributes.is_empty(); }
// Methods defined by the spec for JavaScript:
Attr const* item(u32 index) const;
Attr const* get_named_item(StringView qualified_name) const;
WebIDL::ExceptionOr<Attr const*> set_named_item(Attr& attribute);
WebIDL::ExceptionOr<Attr const*> remove_named_item(StringView qualified_name);
// Methods defined by the spec for internal use:
Attr* get_attribute(StringView qualified_name, size_t* item_index = nullptr);
Attr const* get_attribute(StringView qualified_name, size_t* item_index = nullptr) const;
WebIDL::ExceptionOr<Attr const*> set_attribute(Attr& attribute);
void replace_attribute(Attr& old_attribute, Attr& new_attribute, size_t old_attribute_index);
void append_attribute(Attr& attribute);
Attr const* remove_attribute(StringView qualified_name);
private:
explicit NamedNodeMap(Element&);
virtual void visit_edges(Cell::Visitor&) override;
Element& associated_element() { return *m_element; }
Element const& associated_element() const { return *m_element; }
void remove_attribute_at_index(size_t attribute_index);
JS::NonnullGCPtr<DOM::Element> m_element;
Vector<JS::NonnullGCPtr<Attr>> m_attributes;
};
}