Flutter Communication With Streams

general-info-v0.dart

import 'dart:async';

import 'package:flutter/material.dart';


class ClientInformationPage extends StatefulWidget{
  
  ClientInformationPage();

  @override
  ClientInformationPageState createState() => ClientInformationPageState();
}

class ClientInformationPageState extends State<ClientInformationPage> {
  final TextEditingController _clientNameController = TextEditingController();
  final TextEditingController _clientPhoneController = TextEditingController();
  StreamSubscription<ClientEvents> subEvents;

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

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

  @override
  Widget build(BuildContext context) {
    return ListView(
      children: <Widget>[

        Padding(
          padding: const EdgeInsets.symmetric(horizontal: 20.0, vertical: 20.0),
          child: TextField(
            controller: _clientNameController,
            decoration: InputDecoration(
              labelText: 'Client Name'
            ),
          ),
        ),
        
        Padding(
          padding: const EdgeInsets.symmetric(horizontal: 20.0, vertical: 20.0),
          child: TextField(
            keyboardType: TextInputType.phone,
            controller: _clientPhoneController,
            decoration: InputDecoration(
              labelText: 'Client Phone'
            ),
          ),
        ),
        
        
      ],
    );
  }
}

invoicesv0.dart

import 'dart:async';

import 'package:flutter/material.dart';


class ClientInvoicePage extends StatefulWidget{
  ClientInvoicePage();

  @override
  ClientInvoicePageState createState() => ClientInvoicePageState();
}

class ClientInvoicePageState extends State<ClientInvoicePage> {
  final TextEditingController _addressController = TextEditingController();
  final TextEditingController _invoiceController = TextEditingController();
  StreamSubscription<ClientEvents> subEvents;

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

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

  @override
  Widget build(BuildContext context) {
    return ListView(
      children: <Widget>[

        Padding(
          padding: const EdgeInsets.symmetric(horizontal: 20.0, vertical: 20.0),
          child: TextField(
            controller: _addressController,
            decoration: InputDecoration(
              labelText: 'Address'
            ),
          ),
        ),
        
        Padding(
          padding: const EdgeInsets.symmetric(horizontal: 20.0, vertical: 20.0),
          child: TextField(
            keyboardType: TextInputType.number,
            controller: _invoiceController,
            decoration: InputDecoration(
              labelText: 'Invoice Ammount'
            ),
          ),
        ),
        
        
      ],
    );
  }
}

servicesv0.dart

import 'dart:async';

import 'package:flutter/material.dart';


class ClientServicePage extends StatefulWidget{
  ClientServicePage();

  @override
  ClientServicePageState createState() => ClientServicePageState();
}

class ClientServicePageState extends State<ClientServicePage> {
  final TextEditingController _serviceNameController = TextEditingController();
  final TextEditingController _servicePriceController = TextEditingController();
  StreamSubscription<ClientEvents> subEvents;

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

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

  @override
  Widget build(BuildContext context) {
    return ListView(
      children: <Widget>[

        Padding(
          padding: const EdgeInsets.symmetric(horizontal: 20.0, vertical: 20.0),
          child: TextField(
            controller: _serviceNameController,
            decoration: InputDecoration(
              labelText: 'Service Name'
            ),
          ),
        ),
        
        Padding(
          padding: const EdgeInsets.symmetric(horizontal: 20.0, vertical: 20.0),
          child: TextField(
            keyboardType: TextInputType.number,
            controller: _servicePriceController,
            decoration: InputDecoration(
              labelText: 'Service Price'
            ),
          ),
        ),
        
        
      ],
    );
  }
}