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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
library stocks;
import 'dart:async';
import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart' show
debugPaintSizeEnabled,
debugPaintBaselinesEnabled,
debugPaintLayerBordersEnabled,
debugPaintPointersEnabled,
debugRepaintRainbowEnabled;
import 'package:flutter_localizations/flutter_localizations.dart';
import 'stock_data.dart';
import 'stock_home.dart';
import 'stock_settings.dart';
import 'stock_strings.dart';
import 'stock_symbol_viewer.dart';
import 'stock_types.dart';
class _StocksLocalizationsDelegate extends LocalizationsDelegate<StockStrings> {
@override
Future<StockStrings> load(Locale locale) => StockStrings.load(locale);
@override
bool isSupported(Locale locale) => locale.languageCode == 'es' || locale.languageCode == 'en';
@override
bool shouldReload(_StocksLocalizationsDelegate old) => false;
}
class StocksApp extends StatefulWidget {
@override
StocksAppState createState() => StocksAppState();
}
class StocksAppState extends State<StocksApp> {
StockData stocks;
StockConfiguration _configuration = StockConfiguration(
stockMode: StockMode.optimistic,
backupMode: BackupMode.enabled,
debugShowGrid: false,
debugShowSizes: false,
debugShowBaselines: false,
debugShowLayers: false,
debugShowPointers: false,
debugShowRainbow: false,
showPerformanceOverlay: false,
showSemanticsDebugger: false
);
@override
void initState() {
super.initState();
stocks = StockData();
}
void configurationUpdater(StockConfiguration value) {
setState(() {
_configuration = value;
});
}
ThemeData get theme {
switch (_configuration.stockMode) {
case StockMode.optimistic:
return ThemeData(
brightness: Brightness.light,
primarySwatch: Colors.purple
);
case StockMode.pessimistic:
return ThemeData(
brightness: Brightness.dark,
accentColor: Colors.redAccent
);
}
assert(_configuration.stockMode != null);
return null;
}
Route<dynamic> _getRoute(RouteSettings settings) {
if (settings.name == '/stocks') {
final String symbol = settings.arguments;
return MaterialPageRoute<void>(
settings: settings,
builder: (BuildContext context) => StockSymbolPage(symbol: symbol, stocks: stocks),
);
}
// The other paths we support are in the routes table.
return null;
}
@override
Widget build(BuildContext context) {
assert(() {
debugPaintSizeEnabled = _configuration.debugShowSizes;
debugPaintBaselinesEnabled = _configuration.debugShowBaselines;
debugPaintLayerBordersEnabled = _configuration.debugShowLayers;
debugPaintPointersEnabled = _configuration.debugShowPointers;
debugRepaintRainbowEnabled = _configuration.debugShowRainbow;
return true;
}());
return MaterialApp(
title: 'Stocks',
theme: theme,
localizationsDelegates: <LocalizationsDelegate<dynamic>>[
_StocksLocalizationsDelegate(),
GlobalMaterialLocalizations.delegate,
GlobalWidgetsLocalizations.delegate,
],
supportedLocales: const <Locale>[
Locale('en', 'US'),
Locale('es', 'ES'),
],
debugShowMaterialGrid: _configuration.debugShowGrid,
showPerformanceOverlay: _configuration.showPerformanceOverlay,
showSemanticsDebugger: _configuration.showSemanticsDebugger,
routes: <String, WidgetBuilder>{
'/': (BuildContext context) => StockHome(stocks, _configuration, configurationUpdater),
'/settings': (BuildContext context) => StockSettings(_configuration, configurationUpdater)
},
onGenerateRoute: _getRoute,
);
}
}
void main() {
runApp(StocksApp());
}