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MediaPlaybackItem.VideoTracksChanged Kejadian

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Definisi

Ruang nama:
Windows.Media.Playback
Edit

Terjadi ketika daftar trek video di MediaSource yang terkait dengan MediaPlaybackItem berubah.

// Register
event_token VideoTracksChanged(TypedEventHandler<MediaPlaybackItem, IVectorChangedEventArgs const&> const& handler) const;

// Revoke with event_token
void VideoTracksChanged(event_token const* cookie) const;

// Revoke with event_revoker
MediaPlaybackItem::VideoTracksChanged_revoker VideoTracksChanged(auto_revoke_t, TypedEventHandler<MediaPlaybackItem, IVectorChangedEventArgs const&> const& handler) const;
public event TypedEventHandler<MediaPlaybackItem,IVectorChangedEventArgs> VideoTracksChanged;
function onVideoTracksChanged(eventArgs) { /* Your code */ }
mediaPlaybackItem.addEventListener("videotrackschanged", onVideoTracksChanged);
mediaPlaybackItem.removeEventListener("videotrackschanged", onVideoTracksChanged);
- or -
mediaPlaybackItem.onvideotrackschanged = onVideoTracksChanged;
Public Custom Event VideoTracksChanged As TypedEventHandler(Of MediaPlaybackItem, IVectorChangedEventArgs)

Jenis Acara

TypedEventHandler<MediaPlaybackItem,IVectorChangedEventArgs>

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