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/*
* Copyright (c) 2020, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibWeb/DOM/DocumentFragment.h>
namespace Web::DOM {
class ShadowRoot final : public DocumentFragment {
WEB_PLATFORM_OBJECT(ShadowRoot, DocumentFragment);
public:
bool closed() const { return m_closed; }
bool delegates_focus() const { return m_delegates_focus; }
void set_delegates_focus(bool delegates_focus) { m_delegates_focus = delegates_focus; }
bool available_to_element_internals() const { return m_available_to_element_internals; }
void set_available_to_element_internals(bool available_to_element_internals) { m_available_to_element_internals = available_to_element_internals; }
// ^EventTarget
virtual EventTarget* get_parent(Event const&) override;
// NOTE: This is intended for the JS bindings.
DeprecatedString mode() const { return m_closed ? "closed" : "open"; }
WebIDL::ExceptionOr<DeprecatedString> inner_html() const;
WebIDL::ExceptionOr<void> set_inner_html(DeprecatedString const&);
private:
ShadowRoot(Document&, Element&);
virtual JS::ThrowCompletionOr<void> initialize(JS::Realm&) override;
// ^Node
virtual DeprecatedFlyString node_name() const override { return "#shadow-root"; }
virtual bool is_shadow_root() const final { return true; }
// NOTE: The specification doesn't seem to specify a default value for closed. Assuming false for now.
bool m_closed { false };
bool m_delegates_focus { false };
bool m_available_to_element_internals { false };
};
template<>
inline bool Node::fast_is<ShadowRoot>() const { return is_shadow_root(); }
template<typename Callback>
inline IterationDecision Node::for_each_shadow_including_descendant(Callback callback)
{
if (callback(*this) == IterationDecision::Break)
return IterationDecision::Break;
for (auto* child = first_child(); child; child = child->next_sibling()) {
if (child->is_element()) {
if (JS::GCPtr<ShadowRoot> shadow_root = static_cast<Element*>(child)->shadow_root()) {
if (shadow_root->for_each_shadow_including_descendant(callback) == IterationDecision::Break)
return IterationDecision::Break;
}
}
if (child->for_each_shadow_including_descendant(callback) == IterationDecision::Break)
return IterationDecision::Break;
}
return IterationDecision::Continue;
}
}
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