divida.dart

import 'package:flutter/material.dart';

import 'package:font_awesome_flutter/font_awesome_flutter.dart';

import 'package:lotuserpmobi/blocs/clients_bloc.dart';
import 'package:lotuserpmobi/blocs/modules/submenu_cadastros_module.dart';
import 'package:lotuserpmobi/future/clients_future.dart';

import 'package:lotuserpmobi/pages/clientes/clientes.dart';

class SubMenuCadastros extends StatefulWidget {
  const SubMenuCadastros({
    Key key,
    this.closeDrawer
  }) :  super(key: key);

  final VoidCallback closeDrawer;
  
  @override
  _SubMenuCadastrosState createState() => _SubMenuCadastrosState();
}

class _SubMenuCadastrosState extends State<SubMenuCadastros> {
  final double fontsize = 15;
  
  final clientsBlocController = SubMenuCadastrosModule.to.getBloc<ClientsBlocController>();
  void getClients() {
    // final ClientsBlocController clientsBlocController = BlocProvider.getBloc<ClientsBlocController>();
    clientsBlocController.clear();
    clientsBlocController.addFutureList(fetchClients());
  }

  @override
  void initState() {
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    return ExpansionTile(
      title: Row(
        children: <Widget>[
          Icon(
            FontAwesomeIcons.addressCard,
            size: 30,
          ),
          SizedBox(
            width: 25,
          ),
          Padding(
            padding: EdgeInsets.only(top: 5),
            child: Text(
              "Cadastros",
              style: TextStyle(
                fontSize: fontsize,
                inherit: true
              ),
            ),
          )
        ],
      ),
      children: <Widget>[
        Divider(),
        ListTile(
          title: Row(
            children: <Widget>[
              Icon(
                Icons.subdirectory_arrow_right,
                size: 30,
              ),
              SizedBox(
                width: 25,
              ),
              Padding(
                padding: EdgeInsets.only(top: 5),
                child: Text(
                  "Clientes",
                  style: TextStyle(
                    fontSize: fontsize,
                    inherit: true
                  ),
                ),
              )
            ],
          ),
          onTap: () {
            print("clientes");
            widget.closeDrawer();
            getClients();
            Navigator.of(context).push(
              MaterialPageRoute(
                builder: (BuildContext context) => Clientes()
              )
            );
          },
        ),
        Divider(),
        ListTile(
          title: Row(
            children: <Widget>[
              Icon(
                Icons.subdirectory_arrow_right,
                size: 30,
              ),
              SizedBox(
                width: 25,
              ),
              Padding(
                padding: EdgeInsets.only(top: 5),
                child: Text(
                  "Produtos",
                  style: TextStyle(
                    fontSize: fontsize,
                    inherit: true
                  ),
                ),
              )
            ],
          ),
          onTap: () {
            print("produtos");
          },
        ),
      ],
    );
  }
}

module.dart

import 'package:flutter/material.dart';

import 'package:bloc_pattern/bloc_pattern.dart';

import 'package:lotuserpmobi/blocs/clients_bloc.dart';
import 'package:lotuserpmobi/pages/home/submenu_cadastros.dart';

class SubMenuCadastrosModule extends ModuleWidget {
  @override
  List<Bloc> get blocs => [
    Bloc((i) => ClientsBlocController()),
  ];

  @override
  List<Dependency> get dependencies => [
    //Dependency((i) => AuthRepository()),
  ];

  @override
  Widget get view => SubMenuCadastros();

  static Inject get to => Inject<SubMenuCadastrosModule>.of();
}