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LibWeb: Add document.querySelector()

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This commit is contained in:
Linus Groh 2020-05-25 21:12:00 +01:00 • committed by Andreas Kling
parent 6e505b853e
commit 67b742bf32
8 changed files with 46 additions and 5 deletions
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20
Libraries/LibWeb/DOM/Document.cpp
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@ -321,6 +321,26 @@ Vector<const Element*> Document::get_elements_by_name(const String& name) const
return elements;
}
RefPtr<Element> Document::query_selector(const StringView& selector_text)
{
auto selector = parse_selector(selector_text);
if (!selector.has_value())
return {};
dump_selector(selector.value());
RefPtr<Element> result;
for_each_in_subtree_of_type<Element>([&](auto& element) {
if (SelectorEngine::matches(selector.value(), element)) {
result = element;
return IterationDecision::Break;
}
return IterationDecision::Continue;
});
return result;
}
NonnullRefPtrVector<Element> Document::query_selector_all(const StringView& selector_text)
{
auto selector = parse_selector(selector_text);