MediaPlaybackItem.VideoTracksChanged 이벤트

정의

네임스페이스:

Windows.Media.Playback

MediaPlaybackItem과 연결된 MediaSource의 비디오 트랙 목록이 변경될 때 발생합니다.

// 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) 

이벤트 유형

TypedEventHandler<MediaPlaybackItem,IVectorChangedEventArgs>