Alex Martynov martynov-alex

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martynov-alex / main.dart

Created October 24, 2024 10:37

Resolve animation

	// Copyright 2019 the Dart project authors. All rights reserved.
	// Use of this source code is governed by a BSD-style license
	// that can be found in the LICENSE file.

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

	void main() => runApp(const MyApp());

	class MyApp extends StatelessWidget {

martynov-alex / main.dart

Last active October 9, 2024 07:44

await-unawait-ignore

	import 'dart:async';

	Future<void> main() async {
	await runZonedGuarded(
	() async {
	try {
	await call();
	} catch (e) {
	print('$e поймана в catch внутри runZonedGuarded');
	}

martynov-alex / main.dart

Last active July 22, 2024 06:36

FutureOr

	import 'dart:async';

	Future<void> main() async {
	print('SyncDataSource');
	await f(SyncDataSource('sync data'));
	print('==');
	print('AsyncDataSource');
	await f(AsyncDataSource('async data'));
	}

martynov-alex / mail.dart

Last active March 18, 2024 04:48

FutureRecord example

	void main() async {
	final tenNumberStream =
	Stream.periodic(const Duration(milliseconds: 100), (count) => count + 1)
	.take(10)
	.asBroadcastStream();

	tenNumberStream.listen(print);

	final (Future<int>, Future<int>, Future<int>, Future<int>) futuresRecord = (
	tenNumberStream.first,

martynov-alex / main.dart

Created February 9, 2024 03:29

Linear Indicator based on CustomPainter

	import 'package:flutter/material.dart';

	const Color darkBlue = Color.fromARGB(255, 18, 32, 47);

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

	class MyApp extends StatelessWidget {
	@override

martynov-alex / main.dart

Last active February 1, 2024 02:50

Lifting State Up example

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

	const _everestHeightInMeters = 8849;

	enum _Unit { meters, feet }

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

martynov-alex / main.dart

Last active October 30, 2023 04:25

Surf UI Quiz #1

	import 'dart:math' as math;

	import 'package:flutter/material.dart';

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

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

martynov-alex / main.dart

Last active September 4, 2023 12:01

Queue example

	import 'dart:collection';

	void main() async {
	final repository = ProductDetailRepository();
	final service = RecentlyWatchedService(productDetailRepository: repository);
	await Future.delayed(const Duration(seconds: 1));

	service.add(const Product(7));
	service.add(const Product(3));
	service.add(const Product(2));

martynov-alex / main.dart

Last active February 24, 2023 07:22

Text widgets and textScaleFactor property

	import 'package:flutter/material.dart';

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

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

	@override

martynov-alex / main.dart

Last active February 1, 2024 02:52

Example of Flutter text styles organization

	import 'package:flutter/material.dart';

	const Color darkBlue = Color.fromARGB(255, 18, 32, 47);

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

	class MyApp extends StatelessWidget {
	@override