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ad04d7ac9b
This is a concept fully defined in the Web IDL spec and doesn't belong in the DOM directory/namespace - not even DOMException, despite the name :^)
69 lines
2.3 KiB
C++
69 lines
2.3 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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#pragma once
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#include <LibWeb/DOM/DocumentFragment.h>
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namespace Web::DOM {
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class ShadowRoot final : public DocumentFragment {
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WEB_PLATFORM_OBJECT(ShadowRoot, DocumentFragment);
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public:
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bool closed() const { return m_closed; }
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bool delegates_focus() const { return m_delegates_focus; }
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void set_delegates_focus(bool delegates_focus) { m_delegates_focus = delegates_focus; }
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bool available_to_element_internals() const { return m_available_to_element_internals; }
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void set_available_to_element_internals(bool available_to_element_internals) { m_available_to_element_internals = available_to_element_internals; }
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// ^EventTarget
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virtual EventTarget* get_parent(Event const&) override;
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// NOTE: This is intended for the JS bindings.
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String mode() const { return m_closed ? "closed" : "open"; }
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String inner_html() const;
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WebIDL::ExceptionOr<void> set_inner_html(String const&);
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private:
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ShadowRoot(Document&, Element&);
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// ^Node
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virtual FlyString node_name() const override { return "#shadow-root"; }
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virtual bool is_shadow_root() const final { return true; }
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// NOTE: The specification doesn't seem to specify a default value for closed. Assuming false for now.
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bool m_closed { false };
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bool m_delegates_focus { false };
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bool m_available_to_element_internals { false };
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};
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template<>
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inline bool Node::fast_is<ShadowRoot>() const { return is_shadow_root(); }
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template<typename Callback>
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inline IterationDecision Node::for_each_shadow_including_descendant(Callback callback)
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{
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if (callback(*this) == IterationDecision::Break)
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return IterationDecision::Break;
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for (auto* child = first_child(); child; child = child->next_sibling()) {
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if (child->is_element()) {
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if (JS::GCPtr<ShadowRoot> shadow_root = static_cast<Element*>(child)->shadow_root()) {
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if (shadow_root->for_each_shadow_including_descendant(callback) == IterationDecision::Break)
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return IterationDecision::Break;
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}
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}
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if (child->for_each_shadow_including_descendant(callback) == IterationDecision::Break)
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return IterationDecision::Break;
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}
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return IterationDecision::Continue;
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}
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}
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