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cf57efd252
Add missing unloading step that we do for regular style sheets but mistakenly missed for adopted style sheets.
58 lines
2.2 KiB
C++
58 lines
2.2 KiB
C++
/*
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* Copyright (c) 2024, Aliaksandr Kalenik <kalenik.aliaksandr@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <LibJS/Runtime/Array.h>
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#include <LibWeb/WebIDL/ExceptionOr.h>
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namespace Web::WebIDL {
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// https://webidl.spec.whatwg.org/#idl-observable-array
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class ObservableArray final : public JS::Array {
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JS_OBJECT(ObservableArray, JS::Array);
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GC_DECLARE_ALLOCATOR(ObservableArray);
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public:
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static GC::Ref<ObservableArray> create(JS::Realm& realm);
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virtual JS::ThrowCompletionOr<bool> internal_set(JS::PropertyKey const& property_key, JS::Value value, JS::Value receiver, JS::CacheablePropertyMetadata* metadata = nullptr) override;
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virtual JS::ThrowCompletionOr<bool> internal_delete(JS::PropertyKey const& property_key) override;
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using SetAnIndexedValueCallbackFunction = Function<ExceptionOr<void>(JS::Value&)>;
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using DeleteAnIndexedValueCallbackFunction = Function<ExceptionOr<void>(JS::Value)>;
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void set_on_set_an_indexed_value_callback(SetAnIndexedValueCallbackFunction&& callback);
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void set_on_delete_an_indexed_value_callback(DeleteAnIndexedValueCallbackFunction&& callback);
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JS::ThrowCompletionOr<void> append(JS::Value value);
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void clear();
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template<typename T, typename Callback>
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void for_each(Callback callback)
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{
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for (auto& entry : indexed_properties()) {
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auto value_and_attributes = indexed_properties().storage()->get(entry.index());
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if (value_and_attributes.has_value()) {
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auto& style_sheet = verify_cast<T>(value_and_attributes->value.as_object());
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callback(style_sheet);
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}
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}
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}
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explicit ObservableArray(Object& prototype);
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virtual void visit_edges(JS::Cell::Visitor&) override;
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private:
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using SetAnIndexedValueCallbackHeapFunction = GC::Function<SetAnIndexedValueCallbackFunction::FunctionType>;
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using DeleteAnIndexedValueCallbackHeapFunction = GC::Function<DeleteAnIndexedValueCallbackFunction::FunctionType>;
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GC::Ptr<SetAnIndexedValueCallbackHeapFunction> m_on_set_an_indexed_value;
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GC::Ptr<DeleteAnIndexedValueCallbackHeapFunction> m_on_delete_an_indexed_value;
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};
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}
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