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LibWeb: Implement (most of) NamedNodeMap to store attributes

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Timothy Flynn 2021-10-16 15:30:21 -04:00 • committed by Linus Groh
parent 454d218716
commit 2a3ac02ef1
6 changed files with 284 additions and 0 deletions
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63
Userland/Libraries/LibWeb/DOM/NamedNodeMap.h Normal file
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/*
* Copyright (c) 2021, Tim Flynn <trflynn89@pm.me>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/NonnullRefPtrVector.h>
#include <AK/RefCounted.h>
#include <AK/String.h>
#include <AK/StringView.h>
#include <LibWeb/Bindings/Wrappable.h>
#include <LibWeb/DOM/ExceptionOr.h>
#include <LibWeb/Forward.h>
namespace Web::DOM {
// https://dom.spec.whatwg.org/#interface-namednodemap
class NamedNodeMap final
: public RefCounted<NamedNodeMap>
, public Bindings::Wrappable {
public:
using WrapperType = Bindings::NamedNodeMapWrapper;
static NonnullRefPtr<NamedNodeMap> create(Element const& associated_element);
~NamedNodeMap() = default;
bool is_supported_property_index(u32 index) const;
Vector<String> supported_property_names() const;
size_t length() const { return m_attributes.size(); }
bool is_empty() const { return m_attributes.is_empty(); }
// Methods defined by the spec for JavaScript:
Attribute const* item(u32 index) const;
Attribute const* get_named_item(StringView qualified_name) const;
ExceptionOr<Attribute const*> set_named_item(Attribute& attribute);
ExceptionOr<Attribute const*> remove_named_item(StringView qualified_name);
// Methods defined by the spec for internal use:
Attribute* get_attribute(StringView qualified_name, size_t* item_index = nullptr);
Attribute const* get_attribute(StringView qualified_name, size_t* item_index = nullptr) const;
ExceptionOr<Attribute const*> set_attribute(Attribute& attribute);
void replace_attribute(Attribute& old_attribute, Attribute& new_attribute, size_t old_attribute_index);
void append_attribute(Attribute& attribute);
Attribute const* remove_attribute(StringView qualified_name);
private:
explicit NamedNodeMap(Element const& associated_element);
Element const& m_associated_element;
NonnullRefPtrVector<Attribute> m_attributes;
};
}
namespace Web::Bindings {
NamedNodeMapWrapper* wrap(JS::GlobalObject&, DOM::NamedNodeMap&);
}