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LibWeb: Make NodeIterator GC-allocated

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This commit is contained in:
Andreas Kling 2022-08-08 22:56:19 +02:00
parent 8cda70c892
commit bd629c45b5
7 changed files with 38 additions and 30 deletions
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27
Userland/Libraries/LibWeb/DOM/NodeIterator.h
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@ -6,29 +6,29 @@
#pragma once
#include <AK/RefCounted.h>
#include <LibWeb/Bindings/Wrappable.h>
#include <LibJS/Runtime/Object.h>
#include <LibWeb/DOM/NodeFilter.h>
namespace Web::DOM {
// https://dom.spec.whatwg.org/#nodeiterator
class NodeIterator
: public RefCounted<NodeIterator>
, public Bindings::Wrappable {
public:
using WrapperType = Bindings::NodeIteratorWrapper;
class NodeIterator final : public Bindings::PlatformObject {
JS_OBJECT(NodeIterator, Bindings::PlatformObject);
public:
static JS::NonnullGCPtr<NodeIterator> create(Node& root, unsigned what_to_show, JS::GCPtr<NodeFilter>);
NodeIterator(Node& root);
virtual ~NodeIterator() override;
static NonnullRefPtr<NodeIterator> create(Node& root, unsigned what_to_show, NodeFilter*);
NodeIterator& impl() { return *this; }
NonnullRefPtr<Node> root() { return m_root; }
NonnullRefPtr<Node> reference_node() { return m_reference.node; }
bool pointer_before_reference_node() const { return m_reference.is_before_node; }
unsigned what_to_show() const { return m_what_to_show; }
NodeFilter* filter() { return m_filter.cell(); }
NodeFilter* filter() { return m_filter.ptr(); }
JS::ThrowCompletionOr<RefPtr<Node>> next_node();
JS::ThrowCompletionOr<RefPtr<Node>> previous_node();
@ -38,7 +38,7 @@ public:
void run_pre_removing_steps(Node&);
private:
NodeIterator(Node& root);
virtual void visit_edges(Cell::Visitor&) override;
enum class Direction {
Next,
@ -72,10 +72,15 @@ private:
unsigned m_what_to_show { 0 };
// https://dom.spec.whatwg.org/#concept-traversal-filter
JS::Handle<DOM::NodeFilter> m_filter;
JS::GCPtr<DOM::NodeFilter> m_filter;
// https://dom.spec.whatwg.org/#concept-traversal-active
bool m_active { false };
};
}
namespace Web::Bindings {
inline JS::Object* wrap(JS::Realm&, Web::DOM::NodeIterator& object) { return &object; }
using NodeIteratorWrapper = Web::DOM::NodeIterator;
}