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- import 'package:flutter/material.dart';
- void main() {
- runApp(MyApp());
- }
- class MyApp extends StatelessWidget {
- @override
- Widget build(BuildContext context) {
- return MaterialApp(
- home: Calculator(),
- );
- }
- }
- class Calculator extends StatelessWidget {
- final numpad_background_color = Color(0x212121);
- final background_color = Colors.black;
- final equal_button_background_color = Color(0xffbe00);
- final textColor = Colors.white;
- final operatorTextColor = Color(0xf3ba0e);
- @override
- Widget build(BuildContext context) {
- return MaterialApp(
- home: Scaffold(
- appBar: appbar(context),
- body: Stack(
- children: [Container(height: MediaQuery.of(context).size.height * 0.37), numpad(context)],
- )));
- }
- Widget appbar(BuildContext context) {
- return AppBar(title: Text("Rechner", style: TextStyle(color: textColor, fontSize: 15)), backgroundColor: background_color, leading: Icon(Icons.history));
- }
- Widget numpad(BuildContext context) {
- return Container(decoration: BoxDecoration(borderRadius: BorderRadius.circular(5), color: numpad_background_color), child:
- Column(children: [
- ],),);
- }
- }
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