# BaseTransientBottomBar.ContentViewCallback

[View Source](https://github.com/material-components/material-components-android/blob/1.14.0/lib/java/com/google/android/material/snackbar/BaseTransientBottomBar.java)

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```
public interface BaseTransientBottomBar.ContentViewCallback extends ContentViewCallback
```

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> [!CAUTION]
> **This interface is deprecated.**   
>
> Use `https://developer.android.com/reference/com/google/android/material/snackbar/ContentViewCallback` instead.

Interface that defines the behavior of the main content of a transient bottom bar.

## Summary

| ### Inherited methods |
|---|
| From [com.google.android.material.snackbar.ContentViewCallback](https://developer.android.com/reference/com/google/android/material/snackbar/ContentViewCallback) |---|---| | `abstract void` | `[animateContentIn](https://developer.android.com/reference/com/google/android/material/snackbar/ContentViewCallback#animateContentIn(int,int))(int delay, int duration)` Animates the content of the transient bottom bar in. | | `abstract void` | `[animateContentOut](https://developer.android.com/reference/com/google/android/material/snackbar/ContentViewCallback#animateContentOut(int,int))(int delay, int duration)` Animates the content of the transient bottom bar out. | |