Android
```kotlin
public interface OnAttachStateChangeListener
```
Interface definition for callbacks that are invoked when this element's attachment state
changes.
## Functions
onElementAttachedToSubspace
```kotlin
public fun onElementAttachedToSubspace(spatialComposeScene: SpatialComposeScene)
```
Called when the `SpatialElement` is attached to a `SpatialComposeScene`.
#### Parameters
| | |
| --- | --- |
| spatialComposeScene | The `SpatialComposeScene` that the element was attached to. |
onElementDetachedFromSubspace
```kotlin
public fun onElementDetachedFromSubspace(spatialComposeScene: SpatialComposeScene)
```
Called when the `SpatialElement` is detached from a `SpatialComposeScene`.
#### Parameters
| | |
| --- | --- |
| spatialComposeScene | The `SpatialComposeScene` that the element was detached from. |