addCloseListener static method
Adds a listener to the Store.close event.
Implementation
static void addCloseListener(
        Store store, dynamic key, void Function() listener) =>
    store._onClose[key] = listener;Adds a listener to the Store.close event.
static void addCloseListener(
        Store store, dynamic key, void Function() listener) =>
    store._onClose[key] = listener;