ladybird/Userland/Libraries/LibWeb/DOM/NonElementParentNode.h
2022-09-13 20:55:21 +02:00

42 lines
1.1 KiB
C++

/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Forward.h>
#include <LibJS/Heap/GCPtr.h>
#include <LibWeb/Forward.h>
#include <LibWeb/HTML/AttributeNames.h>
#include <LibWeb/TreeNode.h>
namespace Web::DOM {
template<typename NodeType>
class NonElementParentNode {
public:
JS::GCPtr<Element> get_element_by_id(FlyString const& id) const
{
JS::GCPtr<Element> found_element;
static_cast<NodeType const*>(this)->template for_each_in_inclusive_subtree_of_type<Element>([&](auto& element) {
if (element.attribute(HTML::AttributeNames::id) == id) {
found_element = &element;
return IterationDecision::Break;
}
return IterationDecision::Continue;
});
return found_element;
}
JS::GCPtr<Element> get_element_by_id(FlyString const& id)
{
return const_cast<NonElementParentNode const*>(this)->get_element_by_id(id);
}
protected:
NonElementParentNode() = default;
};
}