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101 lines
2.8 KiB
C++
101 lines
2.8 KiB
C++
/*
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* Copyright (c) 2020, the SerenityOS developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibWeb/DOM/AdoptedStyleSheets.h>
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#include <LibWeb/DOM/Document.h>
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#include <LibWeb/DOM/Event.h>
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#include <LibWeb/DOM/ShadowRoot.h>
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#include <LibWeb/DOMParsing/InnerHTML.h>
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#include <LibWeb/Layout/BlockContainer.h>
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namespace Web::DOM {
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JS_DEFINE_ALLOCATOR(ShadowRoot);
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ShadowRoot::ShadowRoot(Document& document, Element& host, Bindings::ShadowRootMode mode)
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: DocumentFragment(document)
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, m_mode(mode)
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{
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set_host(&host);
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}
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void ShadowRoot::initialize(JS::Realm& realm)
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{
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Base::initialize(realm);
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set_prototype(&Bindings::ensure_web_prototype<Bindings::ShadowRootPrototype>(realm, "ShadowRoot"_fly_string));
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}
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// https://dom.spec.whatwg.org/#ref-for-get-the-parent%E2%91%A6
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EventTarget* ShadowRoot::get_parent(Event const& event)
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{
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if (!event.composed()) {
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auto& events_first_invocation_target = verify_cast<Node>(*event.path().first().invocation_target);
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if (&events_first_invocation_target.root() == this)
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return nullptr;
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}
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return host();
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}
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// https://w3c.github.io/DOM-Parsing/#dom-innerhtml-innerhtml
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WebIDL::ExceptionOr<String> ShadowRoot::inner_html() const
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{
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return serialize_fragment(DOMParsing::RequireWellFormed::Yes);
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}
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// https://w3c.github.io/DOM-Parsing/#dom-innerhtml-innerhtml
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WebIDL::ExceptionOr<void> ShadowRoot::set_inner_html(StringView markup)
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{
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TRY(DOMParsing::inner_html_setter(*this, markup));
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set_needs_style_update(true);
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return {};
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}
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CSS::StyleSheetList& ShadowRoot::style_sheets()
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{
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if (!m_style_sheets)
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m_style_sheets = CSS::StyleSheetList::create(document());
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return *m_style_sheets;
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}
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CSS::StyleSheetList const& ShadowRoot::style_sheets() const
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{
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return const_cast<ShadowRoot*>(this)->style_sheets();
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}
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void ShadowRoot::visit_edges(Visitor& visitor)
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{
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Base::visit_edges(visitor);
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visitor.visit(m_style_sheets);
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visitor.visit(m_adopted_style_sheets);
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}
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JS::NonnullGCPtr<WebIDL::ObservableArray> ShadowRoot::adopted_style_sheets() const
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{
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if (!m_adopted_style_sheets)
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m_adopted_style_sheets = create_adopted_style_sheets_list(const_cast<Document&>(document()));
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return *m_adopted_style_sheets;
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}
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WebIDL::ExceptionOr<void> ShadowRoot::set_adopted_style_sheets(JS::Value new_value)
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{
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if (!m_adopted_style_sheets)
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m_adopted_style_sheets = create_adopted_style_sheets_list(const_cast<Document&>(document()));
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m_adopted_style_sheets->clear();
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auto iterator_record = TRY(get_iterator(vm(), new_value, JS::IteratorHint::Sync));
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while (true) {
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auto next = TRY(iterator_step_value(vm(), iterator_record));
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if (!next.has_value())
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break;
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TRY(m_adopted_style_sheets->append(*next));
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}
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return {};
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}
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}
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