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LibWeb: Add ObservableArray::for_each()

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Aliaksandr Kalenik 2024-03-08 22:29:36 +01:00 • committed by Andreas Kling
parent 54d8e58a68
commit f19c92d78e
2 changed files with 15 additions and 7 deletions
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10
Userland/Libraries/LibWeb/DOM/Document.cpp
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@ -4628,13 +4628,9 @@ void Document::for_each_css_style_sheet(Function<void(CSS::CSSStyleSheet&)>&& ca
callback(*style_sheet); callback(*style_sheet);
if (m_adopted_style_sheets) { if (m_adopted_style_sheets) {
for (auto& entry : m_adopted_style_sheets->indexed_properties()) { m_adopted_style_sheets->for_each<CSS::CSSStyleSheet>([&](auto& style_sheet) {
auto value_and_attributes = m_adopted_style_sheets->indexed_properties().storage()->get(entry.index()); callback(style_sheet);
if (value_and_attributes.has_value()) { });
auto& style_sheet = verify_cast<CSS::CSSStyleSheet>(value_and_attributes->value.as_object());
callback(style_sheet);
}
}
} }
} }

12
Userland/Libraries/LibWeb/WebIDL/ObservableArray.h
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@ -28,6 +28,18 @@ public:
JS::ThrowCompletionOr<void> append(JS::Value value); JS::ThrowCompletionOr<void> append(JS::Value value);
void clear(); void clear();
template<typename T, typename Callback>
void for_each(Callback callback)
{
for (auto& entry : indexed_properties()) {
auto value_and_attributes = indexed_properties().storage()->get(entry.index());
if (value_and_attributes.has_value()) {
auto& style_sheet = verify_cast<T>(value_and_attributes->value.as_object());
callback(style_sheet);
}
}
}
explicit ObservableArray(Object& prototype); explicit ObservableArray(Object& prototype);
virtual void visit_edges(JS::Cell::Visitor&) override; virtual void visit_edges(JS::Cell::Visitor&) override;