import 'dart:collection'; import 'package:appflowy_backend/protobuf/flowy-database/database_entities.pb.dart'; import 'package:appflowy_backend/protobuf/flowy-error/errors.pb.dart'; import '../grid/presentation/widgets/filter/filter_info.dart'; import 'field/field_controller.dart'; import 'row/row_cache.dart'; typedef OnFieldsChanged = void Function(UnmodifiableListView); typedef OnFiltersChanged = void Function(List); typedef OnDatabaseChanged = void Function(DatabasePB); typedef OnRowsChanged = void Function( List, RowsChangedReason, ); typedef OnError = void Function(FlowyError);