addListener
Add a listener that will receive events when its LifecycleOwner is active.
The lifecycleOwner must not be in a destroyed state when calling this method.
Throws
When the listener is already registered.
Add a listener that will receive events when its LifecycleOwner is active.
The lifecycleOwner must not be in a destroyed state when calling this method.
When the listener is already registered.