# CollapsibleActionView

Added in[API level 14](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels)  
Summary:[Methods](https://developer.android.com/reference/android/view/CollapsibleActionView#pubmethods)  

# CollapsibleActionView

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[Kotlin](https://developer.android.com/reference/kotlin/android/view/CollapsibleActionView "View this page in Kotlin")\|Java

`
public


interface
CollapsibleActionView
`  
`


`

|------------------------------------|
| android.view.CollapsibleActionView |

|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Known indirect subclasses [SearchView](https://developer.android.com/reference/android/widget/SearchView) |---------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------| | [SearchView](https://developer.android.com/reference/android/widget/SearchView) | A widget that provides a user interface for the user to enter a search query and submit a request to a search provider. | |

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When a[View](https://developer.android.com/reference/android/view/View)implements this interface it will receive callbacks when expanded or collapsed as an action view alongside the optional, app-specified callbacks to[OnActionExpandListener](https://developer.android.com/reference/android/view/MenuItem.OnActionExpandListener).

See[MenuItem](https://developer.android.com/reference/android/view/MenuItem)for more information about action views. See[ActionBar](https://developer.android.com/reference/android/app/ActionBar)for more information about the action bar.

## Summary

|                                                                                             ### Public methods                                                                                              ||
|------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| ` abstract void` | ` `[onActionViewCollapsed](https://developer.android.com/reference/android/view/CollapsibleActionView#onActionViewCollapsed())`() ` Called when this view is collapsed as an action view. |
| ` abstract void` | ` `[onActionViewExpanded](https://developer.android.com/reference/android/view/CollapsibleActionView#onActionViewExpanded())`() ` Called when this view is expanded as an action view.    |

## Public methods

### onActionViewCollapsed

Added in[API level 14](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels)  

```
public abstract void onActionViewCollapsed ()
```

Called when this view is collapsed as an action view. See[MenuItem.collapseActionView()](https://developer.android.com/reference/android/view/MenuItem#collapseActionView()).

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### onActionViewExpanded

Added in[API level 14](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels)  

```
public abstract void onActionViewExpanded ()
```

Called when this view is expanded as an action view. See[MenuItem.expandActionView()](https://developer.android.com/reference/android/view/MenuItem#expandActionView()).

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