c0d7f748ed
This commit introduces a WEB_SET_PROTOTYPE_FOR_INTERFACE macro that caches the interface name in a local static FlyString. This means that we only pay for FlyString-from-literal lookup once per browser lifetime instead of every time the interface is instantiated.
60 lines
1.7 KiB
C++
60 lines
1.7 KiB
C++
/*
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* Copyright (c) 2021, Luke Wilde <lukew@serenityos.org>
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* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibJS/Runtime/Realm.h>
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#include <LibWeb/Bindings/Intrinsics.h>
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#include <LibWeb/DOM/CustomEvent.h>
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namespace Web::DOM {
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JS_DEFINE_ALLOCATOR(CustomEvent);
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JS::NonnullGCPtr<CustomEvent> CustomEvent::create(JS::Realm& realm, FlyString const& event_name, CustomEventInit const& event_init)
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{
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return realm.heap().allocate<CustomEvent>(realm, realm, event_name, event_init);
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}
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WebIDL::ExceptionOr<JS::NonnullGCPtr<CustomEvent>> CustomEvent::construct_impl(JS::Realm& realm, FlyString const& event_name, CustomEventInit const& event_init)
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{
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return create(realm, event_name, event_init);
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}
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CustomEvent::CustomEvent(JS::Realm& realm, FlyString const& event_name, CustomEventInit const& event_init)
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: Event(realm, event_name, event_init)
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, m_detail(event_init.detail)
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{
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}
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CustomEvent::~CustomEvent() = default;
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void CustomEvent::initialize(JS::Realm& realm)
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{
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Base::initialize(realm);
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WEB_SET_PROTOTYPE_FOR_INTERFACE(CustomEvent);
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}
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void CustomEvent::visit_edges(JS::Cell::Visitor& visitor)
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{
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Base::visit_edges(visitor);
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visitor.visit(m_detail);
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}
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// https://dom.spec.whatwg.org/#dom-customevent-initcustomevent
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void CustomEvent::init_custom_event(String const& type, bool bubbles, bool cancelable, JS::Value detail)
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{
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// 1. If this’s dispatch flag is set, then return.
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if (dispatched())
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return;
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// 2. Initialize this with type, bubbles, and cancelable.
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initialize_event(type, bubbles, cancelable);
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// 3. Set this’s detail attribute to detail.
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m_detail = detail;
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}
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}
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