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LibWeb: Add Document.getElementsByTagName()

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This commit is contained in:
Andreas Kling 2020-06-25 22:23:33 +02:00
parent 200481efb2
commit edf0aacda4
3 changed files with 13 additions and 0 deletions
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11
Libraries/LibWeb/DOM/Document.cpp
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@ -333,6 +333,17 @@ Vector<const Element*> Document::get_elements_by_name(const String& name) const
return elements; return elements;
} }
NonnullRefPtrVector<Element> Document::get_elements_by_tag_name(const String& tag_name) const
{
NonnullRefPtrVector<Element> elements;
for_each_in_subtree_of_type<Element>([&](auto& element) {
if (element.tag_name() == tag_name)
elements.append(element);
return IterationDecision::Continue;
});
return elements;
}
RefPtr<Element> Document::query_selector(const StringView& selector_text) RefPtr<Element> Document::query_selector(const StringView& selector_text)
{ {
auto selector = parse_selector(selector_text); auto selector = parse_selector(selector_text);

1
Libraries/LibWeb/DOM/Document.h
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@ -118,6 +118,7 @@ public:
void schedule_style_update(); void schedule_style_update();
Vector<const Element*> get_elements_by_name(const String&) const; Vector<const Element*> get_elements_by_name(const String&) const;
NonnullRefPtrVector<Element> get_elements_by_tag_name(const String&) const;
RefPtr<Element> query_selector(const StringView&); RefPtr<Element> query_selector(const StringView&);
NonnullRefPtrVector<Element> query_selector_all(const StringView&); NonnullRefPtrVector<Element> query_selector_all(const StringView&);

1
Libraries/LibWeb/DOM/Document.idl
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@ -2,6 +2,7 @@ interface Document : Node {
Element? getElementById(DOMString id); Element? getElementById(DOMString id);
Element? querySelector(DOMString selectors); Element? querySelector(DOMString selectors);
ArrayFromVector getElementsByTagName(DOMString tagName);
ArrayFromVector querySelectorAll(DOMString selectors); ArrayFromVector querySelectorAll(DOMString selectors);
Element createElement(DOMString tagName); Element createElement(DOMString tagName);