filterUndismissedPanels
Returns a list of DismissablePanels of type P that are not being dismissed.
fun <P : AnyDismissablePanel> LiveData<out Iterable<P>>.filterUndismissedPanels(): LiveData<out DismissablePanelList<P>>
Returns a LiveData with the list of DismissablePanels of type P that are not being dismissed.
Note: This is a LiveData transformation, which does not have an up-to-date value unless observed.