A position row carries its account only when the provider stamps one. A row naming another account is dropped and counted; one naming none is the selected account's, because that is the account the provider was asked for.
Re-list and reload after a disconnect. The same as refresh, named for the call site.
List accounts, keep or choose a selection, and load its snapshot.
Select an account and load its snapshot. A later selection cancels this one.
What a host control needs to show and switch accounts.
AccountManagerimplements it.