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c37820b898
https://isocpp.github.io/CppCoreGuidelines/CppCoreGuidelines#cother-other-default-operation-rules "The compiler is more likely to get the default semantics right and you cannot implement these functions better than the compiler."
67 lines
1.8 KiB
C++
67 lines
1.8 KiB
C++
/*
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* Copyright (c) 2021, Linus Groh <linusg@serenityos.org>
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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 <AK/Forward.h>
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#include <AK/RefCounted.h>
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#include <AK/Weakable.h>
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#include <LibWeb/Bindings/Wrappable.h>
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#include <LibWeb/CSS/MediaQuery.h>
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#include <LibWeb/DOM/EventTarget.h>
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#include <LibWeb/Forward.h>
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namespace Web::CSS {
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// 4.2. The MediaQueryList Interface, https://drafts.csswg.org/cssom-view/#the-mediaquerylist-interface
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class MediaQueryList final
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: public RefCounted<MediaQueryList>
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, public Weakable<MediaQueryList>
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, public DOM::EventTarget
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, public Bindings::Wrappable {
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public:
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using WrapperType = Bindings::MediaQueryListWrapper;
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using RefCounted::ref;
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using RefCounted::unref;
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static NonnullRefPtr<MediaQueryList> create(DOM::Document& document, NonnullRefPtrVector<MediaQuery>&& media_queries)
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{
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return adopt_ref(*new MediaQueryList(document, move(media_queries)));
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}
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virtual ~MediaQueryList() override = default;
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String media() const;
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bool matches() const;
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bool evaluate();
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// ^EventTarget
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virtual void ref_event_target() override { ref(); }
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virtual void unref_event_target() override { unref(); }
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virtual JS::Object* create_wrapper(JS::GlobalObject&) override;
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void add_listener(RefPtr<DOM::IDLEventListener> listener);
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void remove_listener(RefPtr<DOM::IDLEventListener> listener);
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void set_onchange(Optional<Bindings::CallbackType>);
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Bindings::CallbackType* onchange();
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private:
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MediaQueryList(DOM::Document&, NonnullRefPtrVector<MediaQuery>&&);
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WeakPtr<DOM::Document> m_document;
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NonnullRefPtrVector<MediaQuery> m_media;
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};
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}
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namespace Web::Bindings {
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MediaQueryListWrapper* wrap(JS::GlobalObject&, CSS::MediaQueryList&);
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}
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