Callback
open class Callback : SessionPlayer.PlayerCallback
A callback class to receive notifications for events on the remote session player. See registerPlayerCallback(Executor, PlayerCallback) to register this callback.
This is registered by MediaSession to notify volume changes to the MediaController.
Summary
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A callback class to receive notifications for events on the remote session player.
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| Public methods |
| open Unit |
Called to indicate that the volume has changed.
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| Inherited functions |
From class PlayerCallback
Unit |
onAudioAttributesChanged(@NonNull player: SessionPlayer, @Nullable attributes: AudioAttributesCompat?)
Called when the player's current audio attributes are changed.
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onBufferingStateChanged(@NonNull player: SessionPlayer, @Nullable item: MediaItem?, buffState: Int)
Called when a buffering events for a media item happened.
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onCurrentMediaItemChanged(@NonNull player: SessionPlayer, @NonNull item: MediaItem)
Called when the player's current media item has changed. Generally called after a new media item is set through setPlaylist or setMediaItem, or after skipping to a different item in a given playlist.
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onPlaybackCompleted(@NonNull player: SessionPlayer)
Called when the player finished playing. Playback state would be also set PLAYER_STATE_PAUSED with it.
This will be called only when the repeat mode is set to REPEAT_MODE_NONE.
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onPlaybackSpeedChanged(@NonNull player: SessionPlayer, playbackSpeed: Float)
Called when the playback speed has changed.
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onPlayerStateChanged(@NonNull player: SessionPlayer, playerState: Int)
Called when the state of the player has changed.
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onPlaylistChanged(@NonNull player: SessionPlayer, @Nullable list: MutableList<MediaItem!>?, @Nullable metadata: MediaMetadata?)
Called when a playlist is changed. It's also called after setPlaylist or setMediaItem.
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onPlaylistMetadataChanged(@NonNull player: SessionPlayer, @Nullable metadata: MediaMetadata?)
Called when a playlist metadata is changed.
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onRepeatModeChanged(@NonNull player: SessionPlayer, repeatMode: Int)
Called when the repeat mode is changed.
SessionPlayer#getPreviousMediaItemIndex() and SessionPlayer#getNextMediaItemIndex() values can be outdated when this callback is called if the current media item is the first or last item in the playlist.
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onSeekCompleted(@NonNull player: SessionPlayer, position: Long)
Called when seekTo(long) is completed.
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onShuffleModeChanged(@NonNull player: SessionPlayer, shuffleMode: Int)
Called when the shuffle mode is changed.
SessionPlayer#getPreviousMediaItemIndex() and SessionPlayer#getNextMediaItemIndex() values can be outdated when this callback is called if the current media item is the first or last item in the playlist.
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onSubtitleData(@NonNull player: SessionPlayer, @NonNull item: MediaItem, @NonNull track: SessionPlayer.TrackInfo, @NonNull data: SubtitleData)
Called when the player's subtitle track has new subtitle data available.
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onTrackDeselected(@NonNull player: SessionPlayer, @NonNull trackInfo: SessionPlayer.TrackInfo)
Called when a track is deselected.
This callback will generally be called only after calling deselectTrack(TrackInfo).
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onTrackSelected(@NonNull player: SessionPlayer, @NonNull trackInfo: SessionPlayer.TrackInfo)
Called when a track is selected.
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onTracksChanged(@NonNull player: SessionPlayer, @NonNull tracks: MutableList<SessionPlayer.TrackInfo!>)
Called when the tracks of the current media item is changed such as 1) when tracks of a media item become available, 2) when new tracks are found during playback, or 3) when the current media item is changed.
When it's called, you should invalidate previous track information and use the new tracks to call selectTrack(TrackInfo) or deselectTrack(TrackInfo).
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onVideoSizeChanged(@NonNull player: SessionPlayer, @NonNull size: VideoSize)
Called to indicate the video size
The video size (width and height) could be 0 if there was no video, no display surface was set, or the value was not determined yet.
This callback is generally called when player updates video size, but will also be called when PlayerCallback#onCurrentMediaItemChanged(SessionPlayer, MediaItem) is called.
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Public constructors
Public methods
onVolumeChanged
open fun onVolumeChanged(
@NonNull player: RemoteSessionPlayer,
volume: Int
): Unit
Called to indicate that the volume has changed.
