Interface MediaTrackList

List of media tracks.

interface MediaTrackList {
    length: number;
    addEventListener<TType extends keyof TrackListEventMap>(
        type: TType | readonly TType[],
        listener: EventListener<TrackListEventMap[TType]>,
    ): void;
    item(index: number): MediaTrack;
    removeEventListener<TType extends keyof TrackListEventMap>(
        type: TType | readonly TType[],
        listener: EventListener<TrackListEventMap[TType]>,
    ): void;
    readonly [index: number]: MediaTrack;
}

Hierarchy (View Summary)

TrackList<MediaTrack>
- MediaTrackList

Indexable

readonly [index: number]: MediaTrack
Index signature to get the media track at the requested index in the list.

Index

Properties

Methods

addEventListener item removeEventListener

Properties

`Readonly`length

length: number

The number of media tracks in the list.

Methods

addEventListener

addEventListener<TType extends keyof TrackListEventMap>(
type: TType | readonly TType[],
listener: EventListener<TrackListEventMap[TType]>,
): void
Add the given listener for the given event type(s).
Type Parameters
- TType extends keyof TrackListEventMap
Parameters
- type: TType | readonly TType[]
  The type of the event.
- listener: EventListener<TrackListEventMap[TType]>
  The callback which is executed when the event occurs.
Returns void
Inherited from TrackList.addEventListener

item

item(index: number): MediaTrack
Return the media track at the requested index in the list.
Parameters
- index: number
  A number representing the index of a media track in the list.
Returns MediaTrack
The media track with index index in the list.

Overrides TrackList.item

removeEventListener

removeEventListener<TType extends keyof TrackListEventMap>(
type: TType | readonly TType[],
listener: EventListener<TrackListEventMap[TType]>,
): void
Remove the given listener for the given event type(s).
Type Parameters
- TType extends keyof TrackListEventMap
Parameters
- type: TType | readonly TType[]
  The type of the event.
- listener: EventListener<TrackListEventMap[TType]>
  The callback which will be removed.
Returns void
Inherited from TrackList.removeEventListener