I am not able to access TextEditingController using bloc in Flutter
117
all are same but I include BlocProvider in : using multibloc:
BlocProvider(
create: (context) => UsernameupdateCubit(),
),
after that I changed my cubit :
void nameUpdate(userUpdateController) =>
emit(UsernameupdateState(userUpdateName: userUpdateController));
and yes that's it . thank you – @nvoigt #nvoigt
Author by
Admin
Updated on December 07, 2022Comments
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Admin over 1 year
How to access TextEditingController(); using bloc . here my code :- after i use
BlocProvider.of<UsernameupdateCubit>(context).nameUpdate(userUpdateController.text)
;I got an error which is BlocProvider.of() called with a context that does not contain a UsernameupdateCubit.
Please check : I use
final userUpdateController = TextEditingController();
then
TextFormField( controller: userUpdateController, decoration: InputDecoration( labelText: "Full Name", border: OutlineInputBorder(), prefixIcon: Icon(FeatherIcons.user, size: 24), ), ),
after that use a button to save/sent/access anywhere or display in list view : button is :
Container( margin: EdgeInsets.only(top: 10), alignment: AlignmentDirectional.centerEnd, child: ElevatedButton( style: ElevatedButton.styleFrom( elevation: 1, primary: Color(0xff34495e), ), onPressed: () { // BlocProvider.of<UsernameupdateCubit>(context).nameUpdate(); // BlocProvider.of<WeatherBloc>(context) BlocProvider.of<UsernameupdateCubit>(context) .nameUpdate(userUpdateController.text); }, child: Text( "Continue", ), ), ),
My Cubit :
class UsernameupdateCubit extends Cubit<UsernameupdateState> { UsernameupdateCubit() : super(UsernameupdateState(userUpdateName: '')); void nameUpdate(userUpdateController) => emit(UsernameupdateState(userUpdateName: userUpdateController.text)); }
and state is :
class UsernameupdateState { String userUpdateName; UsernameupdateState({ required this.userUpdateName, }); }
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nvoigt over 2 yearsThis has nothing to do with TextEditingController. Where is your UsernameupdateCubit located? Do you have a BlocProvider somewhere that instantiates it?
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Admin over 2 yearsyes, you are right. I solved this issue .
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