21 lines
558 B
Dart
21 lines
558 B
Dart
import 'package:bloc/bloc.dart';
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import 'message_event.dart';
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import 'message_state.dart';
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class MessageBloc extends Bloc<MessageEvent, MessageState> {
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MessageBloc() : super(MessageInitialState()) {
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on<MessageShow>(_show);
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on<MessageHide>(_hide);
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}
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void _show(MessageShow event, Emitter<MessageState> emit) async {
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emit(MessageShowState(message: event.message));
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await Future.delayed(event.duration);
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emit(MessageHideState());
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}
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void _hide(MessageHide event, Emitter<MessageState> emit) {
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emit(MessageHideState());
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}
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} |