ruan65 / create_flutter_app.sh

Last active May 21, 2020 11:57

Flutter snippets

	flutter run -d chrome --release --dart-define=FLUTTER_WEB_USE_SKIA=true

	flutter create --org org.premiumapp -i swift -a kotlin --description 'description' app_name

	flutter create --org ru.emc.flutter.qr -i swift -a kotlin --description 'flutter emc application' flutter_emc_qr

	flutter create --org ru.finam -i swift -a kotlin --description 'grpc chat widget' txchatwidget

	flutter create -t module --org ru.finam -i swift -a kotlin --description 'grpc chat widget library' txchatwidget

ruan65 / address.proto.sh

Last active July 2, 2019 12:34

	pub global activate protoc_plugin


	protoc --dart_out=. addressbook.proto /usr/local/Cellar/protobuf/3.7.1/include/google/protobuf/timestamp.proto

ruan65 / TradeItPopupWindowSrc.html

Created July 18, 2019 16:29

	<!doctype html>
	<html>
	<head>
	<title>TradeIt oAuth Login</title>
	<meta name="viewport" content="width=device-width, initial-scale=1, minimum-scale=1, maximum-scale=1, user-scalable=no, minimal-ui"/>
	<meta name="apple-mobile-web-app-capable" content="yes"/>
	<style>
	html {
	font-family: sans-serif;
	-ms-text-size-adjust: 100%;

ruan65 / Flutter_snipets.dart

Last active December 13, 2019 08:41

common use snippets in dart

	// To put bottom sheet into Stack (close on back press)
	WidgetsBinding.instance.addPostFrameCallback((_) {
	_scaffoldKey.currentState.showBottomSheet<void>(_bottomSheetBuilder);
	});

	// screen sizes
	const i5s = Size(320.0, 568.0);
	const i8 = Size(375.0, 667.0)

	// rounded button

ruan65 / dragableBottomSheetExample.dart

Created December 18, 2019 15:53

dragableBottomSheetExample.dart

	import 'package:flutter/material.dart';
	import 'package:novoadvisor/commons/screen_size_helpers.dart';

	class HomeScreen extends StatefulWidget {
	@override
	_HomeScreenState createState() => _HomeScreenState();
	}

	class _HomeScreenState extends State<HomeScreen> {
	PersistentBottomSheetController _controller;

ruan65 / home_screen.dart

Last active December 25, 2019 11:19

Example of screen with DraggableScrollableSheet

	import 'package:flutter/material.dart';
	import 'package:someapp/commons/screen_size_helpers.dart';

	class HomeScreen extends StatefulWidget {
	@override
	_HomeScreenState createState() => _HomeScreenState();
	}

	class _HomeScreenState extends State<HomeScreen> {
	PersistentBottomSheetController _controller;

ruan65 / autotest.dart

Created April 29, 2020 09:00

flutter autotest example

	loginLogoutTest() {
	group('app', () {
	FlutterDriver driver;

	setUpAll(() async {
	driver = await FlutterDriver.connect();
	});

	tearDownAll(() async {
	if (driver != null) {

ruan65 / ui_helpers.dart

Last active May 1, 2020 16:54

Flutter UI Helpers

	import 'package:flutter/material.dart';

	abstract class ScreenSize {
	static Size size(BuildContext context) {
	return MediaQuery.of(context).size;
	}

	static double height(BuildContext context,
	{double dividedBy = 1, double reducedBy = 0.0}) {
	return (ScreenSize.size(context).height - reducedBy) / dividedBy;

ruan65 / firebase_storage_image.dart

Created June 7, 2020 05:40

A Widget shows an image downloaded from a Firebase Storage.

	import 'package:firebase_storage/firebase_storage.dart';
	import 'package:flutter/material.dart';
	import 'package:meta/meta.dart';

	enum ImageDownloadState { Idle, GettingURL, Downloading, Done, Error }

	class FirebaseStorageImage extends StatefulWidget {
	/// The reference of the image that has to be loaded.
	final StorageReference reference;
	/// The widget that will be displayed when loading if no [placeholderImage] is set.

ruan65 / problem_solving.md

Created June 24, 2020 08:58

problem solving

problem solving:

Andrew ruan65