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LibWeb: Implement VideoTrack and VideoTrackList

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This implements the IDL for these types and some event handling around
them.
This commit is contained in:
Timothy Flynn 2023-04-04 09:26:02 -04:00 • committed by Linus Groh
parent 9f8da9798a
commit 3f1badf9b2
10 changed files with 367 additions and 1 deletions
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50
Userland/Libraries/LibWeb/HTML/VideoTrackList.h Normal file
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/*
* Copyright (c) 2023, Tim Flynn <trflynn89@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Badge.h>
#include <AK/String.h>
#include <LibJS/Heap/MarkedVector.h>
#include <LibWeb/DOM/EventTarget.h>
#include <LibWeb/HTML/VideoTrack.h>
namespace Web::HTML {
class VideoTrackList final : public DOM::EventTarget {
WEB_PLATFORM_OBJECT(VideoTrackList, DOM::EventTarget);
public:
ErrorOr<void> add_track(Badge<HTMLMediaElement>, JS::NonnullGCPtr<VideoTrack>);
void remove_all_tracks(Badge<HTMLMediaElement>);
Span<JS::NonnullGCPtr<VideoTrack>> video_tracks(Badge<VideoTrack>) { return m_video_tracks; }
// https://html.spec.whatwg.org/multipage/media.html#dom-videotracklist-length
size_t length() const { return m_video_tracks.size(); }
JS::GCPtr<VideoTrack> get_track_by_id(StringView id) const;
i32 selected_index() const;
void set_onchange(WebIDL::CallbackType*);
WebIDL::CallbackType* onchange();
void set_onaddtrack(WebIDL::CallbackType*);
WebIDL::CallbackType* onaddtrack();
void set_onremovetrack(WebIDL::CallbackType*);
WebIDL::CallbackType* onremovetrack();
private:
explicit VideoTrackList(JS::Realm&);
virtual JS::ThrowCompletionOr<void> initialize(JS::Realm&) override;
virtual JS::ThrowCompletionOr<Optional<JS::PropertyDescriptor>> internal_get_own_property(JS::PropertyKey const& property_name) const override;
JS::MarkedVector<JS::NonnullGCPtr<VideoTrack>> m_video_tracks;
};
}