core/com.pico.spatial.core.container/SpatialContainerStateObservable

SpatialContainerStateObservable

open class SpatialContainerStateObservable(owner: SpatialContainerStateOwner)

Used to receive SpatialContainer's SpatialContainerState change and dispatch it to observers.

Constructors

SpatialContainerStateObservable

constructor(owner: SpatialContainerStateOwner)

Properties

var currentState: SpatialContainerState

The current SpatialContainerState of the SpatialContainerStateObservable.

protected val initState: SpatialContainerState

The initial SpatialContainerState of the SpatialContainerStateObservable.

Functions

fun addObserver(observer: SpatialContainerStateObserver)

Add an observer for a spatial container's state.

open fun handleState(state: SpatialContainerState)

Override this function to get the new SpatialContainerState when it changes.

fun refreshState(context: Context)

Manually refreshes the state of the SpatialContainer when state change events are missed. For example, you can call this function when default WindowContainer's state has changed before the first android.app.Activity listens to it.

fun removeObserver(observer: SpatialContainerStateObserver)

Remove the observer for SpatialContainerStateObserver.