# MediaSessionCompat.OnActiveChangeListener

added in[version 22.1.0](https://developer.android.com/topic/libraries/support-library/revisions)  
belongs to Maven artifact com.android.support:support-media-compat:28.0.0-alpha1  

# MediaSessionCompat.OnActiveChangeListener

| This package is part of the Android[support library](https://developer.android.com/topic/libraries/support-library)which is no longer maintained. The support library has been superseded by[AndroidX](https://developer.android.com/jetpack/androidx)which is part of[Jetpack](https://developer.android.com/jetpack). We recommend using the AndroidX libraries in all new projects. You should also consider[migrating](https://developer.android.com/jetpack/androidx/migrate)existing projects to AndroidX. To find the AndroidX class that maps to this deprecated class, see the AndroidX support library[class mappings](https://developer.android.com/jetpack/androidx/migrate/class-mappings).

`
public
static


interface
MediaSessionCompat.OnActiveChangeListener
`  
`


`

|----------------------------------------------------------------------------|
| android.support.v4.media.session.MediaSessionCompat.OnActiveChangeListener |

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*** ** * ** ***

## Summary

|                                                                                ### Public methods                                                                                 ||
|------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------|
| ` abstract void` | ` `[onActiveChanged](https://developer.android.com/reference/android/support/v4/media/session/MediaSessionCompat.OnActiveChangeListener#onActiveChanged())`() ` |

## Public methods

### onActiveChanged

added in[version 22.1.0](https://developer.android.com/topic/libraries/support-library/revisions)  

```
void onActiveChanged ()
```

<br />

<br />

-

  ## Interfaces

  - [MediaSessionCompat.OnActiveChangeListener](https://developer.android.com/reference/android/support/v4/media/session/MediaSessionCompat.OnActiveChangeListener)
-

  ## Classes

  - [MediaButtonReceiver](https://developer.android.com/reference/android/support/v4/media/session/MediaButtonReceiver)
  - [MediaControllerCompat](https://developer.android.com/reference/android/support/v4/media/session/MediaControllerCompat)
  - [MediaControllerCompat.Callback](https://developer.android.com/reference/android/support/v4/media/session/MediaControllerCompat.Callback)
  - [MediaControllerCompat.PlaybackInfo](https://developer.android.com/reference/android/support/v4/media/session/MediaControllerCompat.PlaybackInfo)
  - [MediaControllerCompat.TransportControls](https://developer.android.com/reference/android/support/v4/media/session/MediaControllerCompat.TransportControls)
  - [MediaSessionCompat](https://developer.android.com/reference/android/support/v4/media/session/MediaSessionCompat)
  - [MediaSessionCompat.Callback](https://developer.android.com/reference/android/support/v4/media/session/MediaSessionCompat.Callback)
  - [MediaSessionCompat.QueueItem](https://developer.android.com/reference/android/support/v4/media/session/MediaSessionCompat.QueueItem)
  - [MediaSessionCompat.Token](https://developer.android.com/reference/android/support/v4/media/session/MediaSessionCompat.Token)
  - [ParcelableVolumeInfo](https://developer.android.com/reference/android/support/v4/media/session/ParcelableVolumeInfo)
  - [PlaybackStateCompat](https://developer.android.com/reference/android/support/v4/media/session/PlaybackStateCompat)
  - [PlaybackStateCompat.Builder](https://developer.android.com/reference/android/support/v4/media/session/PlaybackStateCompat.Builder)
  - [PlaybackStateCompat.CustomAction](https://developer.android.com/reference/android/support/v4/media/session/PlaybackStateCompat.CustomAction)
  - [PlaybackStateCompat.CustomAction.Builder](https://developer.android.com/reference/android/support/v4/media/session/PlaybackStateCompat.CustomAction.Builder)