ladybird/Libraries/LibWeb/DOM/AbstractRange.h
Jelle Raaijmakers c87960f8f3 LibWeb: Use GC::Ref<Node> in Range for start/end containers
Let's propagate the GC'ness of it all to the users of Range.
2024-11-30 17:35:45 +01:00

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1.5 KiB
C++

/*
* Copyright (c) 2022, Luke Wilde <lukew@serenityos.org>
* Copyright (c) 2022, Andreas Kling <andreas@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibWeb/Bindings/PlatformObject.h>
#include <LibWeb/Forward.h>
#include <LibWeb/WebIDL/Types.h>
namespace Web::DOM {
// https://dom.spec.whatwg.org/#abstractrange
class AbstractRange : public Bindings::PlatformObject {
WEB_PLATFORM_OBJECT(AbstractRange, Bindings::PlatformObject);
public:
virtual ~AbstractRange() override;
GC::Ref<Node> start_container() const { return m_start_container; }
WebIDL::UnsignedLong start_offset() const { return m_start_offset; }
GC::Ref<Node> end_container() const { return m_end_container; }
WebIDL::UnsignedLong end_offset() const { return m_end_offset; }
// https://dom.spec.whatwg.org/#range-collapsed
bool collapsed() const
{
// A range is collapsed if its start node is its end node and its start offset is its end offset.
return start_container() == end_container() && start_offset() == end_offset();
}
protected:
AbstractRange(GC::Ref<Node> start_container, WebIDL::UnsignedLong start_offset, GC::Ref<Node> end_container, WebIDL::UnsignedLong end_offset);
virtual void initialize(JS::Realm&) override;
virtual void visit_edges(Cell::Visitor&) override;
GC::Ref<Node> m_start_container;
WebIDL::UnsignedLong m_start_offset;
GC::Ref<Node> m_end_container;
WebIDL::UnsignedLong m_end_offset;
};
}