quetool

import 'package:flutter/material.dart';
import 'package:web3modal_flutter/web3modal_flutter.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatefulWidget {
  const MyApp({super.key});

quetool

// EMVCoParser Dart translation from https://github.com/wardaLyns/EMVCoParser

class EMVCoParser {
  static final int length = 2;

  String emvcoQrValue;
  int tag, subTag;
  bool hasSubTag;

  EMVCoParser(String emvcoQrValue, int tag) {

quetool

// Currently Flutter (0.8.2) doesn't provide an onLongPressUp method in GestureDetector as you can see here https://github.com/flutter/flutter/pull/18949
// So I came up with this solution

import 'package:flutter/rendering.dart';
import 'package:flutter/widgets.dart';

class LongPressUp extends SingleChildRenderObjectWidget {
  final VoidCallback _callback;

  LongPressUp(this._callback);