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serenity/Libraries/LibWeb/DOM/ShadowRoot.h
Luke e8b3a65581 LibWeb: Make event dispatching spec-compliant
Specification: https://dom.spec.whatwg.org/#concept-event-dispatch

This also introduces shadow roots due to it being a requirement of
the event dispatcher.

However, it does not introduce the full shadow DOM, that can be
left for future work.

This changes some event dispatches which require certain attributes
to be initialised to a value.
2020-11-22 18:20:56 +01:00

65 lines
2.6 KiB
C++

/*
* Copyright (c) 2020, the SerenityOS developers.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <LibWeb/DOM/DocumentFragment.h>
namespace Web::DOM {
class ShadowRoot final : public DocumentFragment {
public:
ShadowRoot(Document&, Element&);
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; }
// ^Node
virtual bool is_shadow_root() const override { return true; }
// ^EventTarget
virtual EventTarget* get_parent(const Event&) override;
// NOTE: This is intended for the JS bindings.
String mode() const { return m_closed ? "closed" : "open"; }
private:
// 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 };
};
}
AK_BEGIN_TYPE_TRAITS(Web::DOM::ShadowRoot)
static bool is_type(const Web::DOM::Node& node) { return node.is_shadow_root(); }
AK_END_TYPE_TRAITS()