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main.dart
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main.dart
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// ignore_for_file: avoid_print
import 'package:currency_textfield/currency_textfield.dart';
import 'input_field.dart';
import 'package:flutter/material.dart';
void main() => runApp(const MyApp());
class MyApp extends StatelessWidget {
const MyApp({super.key});
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Currency textfield demo',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home: const MyHomePage(title: 'Currency Textfield Demo'),
);
}
}
class MyHomePage extends StatefulWidget {
const MyHomePage({super.key, required this.title});
final String title;
@override
State<MyHomePage> createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
final CurrencyTextFieldController _controller = CurrencyTextFieldController();
final CurrencyTextFieldController _controller2 = CurrencyTextFieldController(
initDoubleValue: -10, currencySeparator: ' -> ');
final CurrencyTextFieldController _controller3 = CurrencyTextFieldController(
initIntValue: -1000, enableNegative: false, maxValue: 2000);
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(widget.title),
),
body: SingleChildScrollView(
child: Align(
child: Column(
children: [
const SizedBox(
height: 30,
),
BuildInputField(
controle: _controller,
tipoTeclado: TextInputType.number,
clear: true,
mascara: allValues,
),
const SizedBox(
height: 10,
),
MaterialButton(
onPressed: () {
_controller.replaceCurrencySymbol('EUR', resetValue: true);
},
child: const Text('Change currency symbol'),
),
const SizedBox(
height: 30,
),
MaterialButton(
onPressed: () {
print(_controller.doubleValue);
print(_controller.value);
print(_controller.text);
print(_controller.textWithoutCurrencySymbol);
},
child: const Text('Controller1 value'),
),
const SizedBox(
height: 30,
),
BuildInputField(
controle: _controller2,
tipoTeclado: TextInputType.number,
clear: true,
mascara: allValues,
),
const SizedBox(
height: 30,
),
MaterialButton(
onPressed: () {
print(_controller2.doubleValue);
print(_controller2.text);
},
child: const Text('Controller2 value'),
),
const SizedBox(
height: 30,
),
BuildInputField(
controle: _controller3,
tipoTeclado: TextInputType.number,
clear: true,
mascara: allValues,
),
const SizedBox(
height: 30,
),
MaterialButton(
onPressed: () {
print(_controller3.intValue);
print(_controller3.text);
print(_controller3.textWithoutCurrencySymbol);
print(_controller3.doubleTextWithoutCurrencySymbol);
},
child: const Text('Controller3 value'),
),
const SizedBox(
height: 30,
),
MaterialButton(
onPressed: () {
print(
'initial value: ${_controller3.text}, initial double value: ${_controller3.doubleValue}');
print('trying to change controller.text to 4000');
_controller.text = '4000';
print(
'text value: ${_controller3.text}, double value: ${_controller3.doubleValue}');
print('trying to change controller.text to R\$ 4000.00');
_controller.text = 'R\$ 4000.00';
print(
'text value: ${_controller3.text}, double value: ${_controller3.doubleValue}');
print(
'changing controller.text using _controller3.forceValue() function');
_controller3.forceValue(initDoubleValue: 300);
print(
'final value: ${_controller3.text}, final double value: ${_controller3.doubleValue}');
},
child: const Text('Force controller 3 value'),
),
],
),
),
),
);
}
@override
void dispose() {
_controller.dispose();
super.dispose();
}
}