ladybird/Userland/Libraries/LibWeb/CSS/MediaQueryList.h
Andreas Kling 0ee457dfdf LibWeb: Provide a default DOM::EventTarget::dispatch_event()
All EventTarget subclasses except Window do the same exact thing in
their overrides, so let's just share an implementation in the base.
2021-09-25 23:36:43 +02:00

60 lines
1.4 KiB
C++

/*
* Copyright (c) 2021, Linus Groh <linusg@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Forward.h>
#include <AK/RefCounted.h>
#include <LibWeb/Bindings/Wrappable.h>
#include <LibWeb/DOM/EventTarget.h>
#include <LibWeb/Forward.h>
namespace Web::CSS {
// 4.2. The MediaQueryList Interface, https://drafts.csswg.org/cssom-view/#the-mediaquerylist-interface
class MediaQueryList final
: public RefCounted<MediaQueryList>
, public DOM::EventTarget
, public Bindings::Wrappable {
public:
using WrapperType = Bindings::MediaQueryListWrapper;
using RefCounted::ref;
using RefCounted::unref;
static NonnullRefPtr<MediaQueryList> create(DOM::Document& document, String media)
{
return adopt_ref(*new MediaQueryList(document, move(media)));
}
virtual ~MediaQueryList() override;
String media() const;
bool matches() const;
// ^EventTarget
virtual void ref_event_target() override { ref(); }
virtual void unref_event_target() override { unref(); }
virtual JS::Object* create_wrapper(JS::GlobalObject&) override;
void add_listener(RefPtr<DOM::EventListener> listener);
void remove_listener(RefPtr<DOM::EventListener> listener);
private:
MediaQueryList(DOM::Document&, String);
DOM::Document& m_document;
String m_media;
};
}
namespace Web::Bindings {
MediaQueryListWrapper* wrap(JS::GlobalObject&, CSS::MediaQueryList&);
}