onLoading property

FormBlocListenerCallback<FormBlocLoading<SuccessResponse, ErrorResponse>, SuccessResponse, ErrorResponse>? onLoading

It is the state when you need to pre/fill the fieldBlocs usually with asynchronous data. The previous state must be FormBlocLoading.

Implementation

final FormBlocListenerCallback<
    form_bloc.FormBlocLoading<SuccessResponse, ErrorResponse>,
    SuccessResponse,
    ErrorResponse>? onLoading;