This page showcases a very simple Flutter-developed app that I created as a hobby.
We have made the main source code publicly available. We hope it will be helpful as a reference for app development.
● Japanese ● ご注意 ● このページで公開しているのはDartコードのみです。アプリの動作には画像・音声・多言語テキストなどの追加データが必要なため、ここに掲載している情報だけではアプリを完全に再現することはできません。 ● アプリは継続的に機能拡張しているため、ストアで公開している最新版とコード内容が異なる場合があります。 ● コードはコピーして自由にご利用いただけますが、著作権は放棄していません。そのため、コード全体の再掲載はご遠慮ください。一部の引用や改変しての再掲載は問題ありません。個人利用・商用利用を問わず、アプリ開発の参考として自由にお使いください。 ● このコードは「お手本」として公開しているものではありません。ミニアプリとして作成しているため、変数名など細部に配慮していない箇所や誤りが含まれる可能性があります。参考程度にご覧ください。 ● 他の開発者の公開コードを参考にした部分も含まれています。アプリ開発の熟練者が書いたコードではない点もご了承ください。 ● ここはエンジニア向けの技術情報共有サービスではないため、詳細な説明は省略しています。 ● 本コードは無保証であり、動作や品質を保証するものではありません。
Copyright© エーオーシステム株式会社
● English ● Notice ● Only the Dart source code is provided on this page. Additional assets such as images, audio files, and multilingual text are required for the application to function. Therefore, the information here alone is not sufficient to fully reproduce the app. ● The app is continuously being improved, so the code published here may differ from the latest version available on the app stores. ● You are free to copy and use the code, but the copyright is not waived. For this reason, please refrain from redistributing (reposting) the entire code. Partial quotation or redistribution of modified portions is allowed. You may use the code freely for reference in your own app development, whether for personal or commercial use. ● This code is not intended to serve as a coding example or best practice. As this is a small sample app, some variable names and details may lack refinement, and there may be mistakes. Please use it only as a reference. ● Some parts of the code are based on publicly available examples from other developers. Please note that this code was not written by an expert in Android app development. ● This is not a technical knowledge-sharing service for engineers, so detailed explanations are omitted. ● The code is provided "as is" without any warranty of any kind.
Copyright© ao-system, Inc.
name: barcodereader
description: "barcodereader"
publish_to: 'none'
version: 2.19.2+65
environment:
sdk: ^3.11.5
dependencies: # flutter pub upgrade --major-versions
flutter:
sdk: flutter
flutter_localizations:
sdk: flutter
mobile_scanner: ^7.0.1
shared_preferences: ^2.0.15
flutter_toastr: ^1.0.3
url_launcher: ^6.1.5
share_plus: ^13.1.0
google_mobile_ads: ^8.0.0
provider: ^6.0.3
clipboard: ^3.0.8
intl: ^0.20.2
audioplayers: ^6.0.0
image_picker: ^1.1.2
wakelock_plus: ^1.4.0
in_app_review: ^2.0.11
app_tracking_transparency: ^2.0.4
dev_dependencies:
flutter_lints: ^6.0.0
flutter_launcher_icons: ^0.14.4 #flutter pub run flutter_launcher_icons
flutter_native_splash: ^2.3.5 #flutter pub run flutter_native_splash:create
flutter_icons:
android: "launcher_icon"
ios: true
image_path: "assets/icon/icon.png"
adaptive_icon_background: "assets/icon/icon_back.png"
adaptive_icon_foreground: "assets/icon/icon_fore.png"
flutter_native_splash:
color: '#9da9f5'
image: 'assets/image/splash.png'
color_dark: '#9da9f5'
image_dark: 'assets/image/splash.png'
fullscreen: true
android_12:
icon_background_color: '#9da9f5'
image: 'assets/image/splash.png'
icon_background_color_dark: '#9da9f5'
image_dark: 'assets/image/splash.png'
flutter:
generate: true
uses-material-design: true
assets:
- assets/image/
- assets/sound/
import 'package:flutter/cupertino.dart';
import 'package:google_mobile_ads/google_mobile_ads.dart';
import 'package:barcodereader/ad_manager.dart';
class AdBannerWidget extends StatefulWidget {
final AdManager adManager;
const AdBannerWidget({super.key, required this.adManager});
@override
State<AdBannerWidget> createState() => _AdBannerWidgetState();
}
class _AdBannerWidgetState extends State<AdBannerWidget> {
int _lastBannerWidthDp = 0;
bool _isAdLoaded = false;
bool _isLoading = false;
@override
Widget build(BuildContext context) {
return SafeArea(
child: LayoutBuilder(
builder: (context, constraints) {
final int width = constraints.maxWidth.isFinite ? constraints.maxWidth.truncate() : MediaQuery.of(context).size.width.truncate();
final bannerAd = widget.adManager.bannerAd;
if (width > 0) {
WidgetsBinding.instance.addPostFrameCallback((_) {
if (mounted) {
final bannerAd = widget.adManager.bannerAd;
final bool widthChanged = _lastBannerWidthDp != width;
final bool sizeMismatch = bannerAd == null || bannerAd.size.width != width;
if ((widthChanged || !_isAdLoaded || sizeMismatch) && !_isLoading) {
_lastBannerWidthDp = width;
setState(() { _isAdLoaded = false; _isLoading = true; });
widget.adManager.loadAdaptiveBannerAd(width, () {
if (mounted) {
setState(() { _isAdLoaded = true; _isLoading = false; });
}
});
}
}
});
}
if (_isAdLoaded && bannerAd != null) {
return Column(
mainAxisSize: MainAxisSize.min,
children: [
SizedBox(height: 10),
Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
SizedBox(
width: bannerAd.size.width.toDouble(),
height: bannerAd.size.height.toDouble(),
child: AdWidget(ad: bannerAd),
),
],
)
]
);
} else {
return const SizedBox.shrink();
}
},
),
);
}
}
import 'dart:async';
import 'dart:io' show Platform;
import 'dart:ui';
import 'package:flutter/foundation.dart' show kIsWeb;
import 'package:google_mobile_ads/google_mobile_ads.dart';
import 'package:flutter/widgets.dart';
import 'package:barcodereader/_secrets.dart';
class AdManager {
static String get _adUnitId => Platform.isIOS ? Secrets.adUnitIdIos : Secrets.adUnitIdAndroid;
BannerAd? _bannerAd;
int _lastWidthPx = 0;
VoidCallback? _onLoadedCb;
Timer? _retryTimer;
int _retryAttempt = 0;
BannerAd? get bannerAd => _bannerAd;
/// アプリ起動時の設定
/// UMP(同意管理)を導入したため、手動のNPA設定は不要になった。
static Future<void> initForNPA() async {
if (kIsWeb) {
return;
}
// UMP SDK が保存した同意情報を MobileAds SDK が自動で読み取るため、
// ここで RequestConfiguration を使って NPA を強制する必要はない。
await MobileAds.instance.updateRequestConfiguration(
RequestConfiguration(
tagForChildDirectedTreatment: TagForChildDirectedTreatment.unspecified,
testDeviceIds: Secrets.umpConsentTestDeviceIds, //テストデバイスID:広告の誤クリック防止
),
);
}
Future<void> loadAdaptiveBannerAd(int widthPx, VoidCallback onAdLoaded) async {
if (kIsWeb) {
return;
}
_onLoadedCb = onAdLoaded;
_lastWidthPx = widthPx;
_retryAttempt = 0;
_retryTimer?.cancel();
_startLoad(widthPx);
}
static AdRequest getAdRequest() {
// ユーザーの同意状態(TCF信号)は、SDKによって自動的に付与される。
// 手動で npa: 1 を送ると、UMPでのユーザーの選択と競合する可能性があるため、空で返す。
// AdRequest(nonPersonalizedAds: true);にはしない
return const AdRequest();
}
Future<void> _startLoad(int widthPx) async {
if (kIsWeb) {
return;
}
_bannerAd?.dispose();
AnchoredAdaptiveBannerAdSize? adaptiveSize;
try {
adaptiveSize = await AdSize.getCurrentOrientationAnchoredAdaptiveBannerAdSize(widthPx);
} catch (_) {
adaptiveSize = null;
}
final AdSize size = adaptiveSize ?? AdSize.fullBanner;
_bannerAd = BannerAd(
adUnitId: _adUnitId,
request: getAdRequest(),
size: size,
listener: BannerAdListener(
onAdLoaded: (ad) {
_retryTimer?.cancel();
_retryAttempt = 0;
final cb = _onLoadedCb;
if (cb != null) {
cb();
}
},
onAdFailedToLoad: (ad, err) {
ad.dispose();
_scheduleRetry();
},
),
)..load();
}
void _scheduleRetry() {
if (kIsWeb) return;
_retryTimer?.cancel();
_retryAttempt = (_retryAttempt + 1).clamp(1, 5);
final seconds = _retryAttempt >= 4 ? 30 : (3 << (_retryAttempt - 1));
_retryTimer = Timer(Duration(seconds: seconds), () {
_startLoad(_lastWidthPx > 0 ? _lastWidthPx : 320);
});
}
void dispose() {
_bannerAd?.dispose();
_retryTimer?.cancel();
}
}
import 'dart:async';
import 'package:flutter/foundation.dart' show kIsWeb;
import 'package:google_mobile_ads/google_mobile_ads.dart';
import 'package:flutter/widgets.dart';
import 'package:barcodereader/l10n/app_localizations.dart';
import 'package:barcodereader/_secrets.dart';
/// UMP状態格納用
class AdUmpState {
final PrivacyOptionsRequirementStatus privacyStatus;
final ConsentStatus consentStatus;
final bool privacyOptionsRequired;
final bool isChecking;
const AdUmpState({
required this.privacyStatus,
required this.consentStatus,
required this.privacyOptionsRequired,
required this.isChecking,
});
AdUmpState copyWith({
PrivacyOptionsRequirementStatus? privacyStatus,
ConsentStatus? consentStatus,
bool? privacyOptionsRequired,
bool? isChecking,
}) {
return AdUmpState(
privacyStatus: privacyStatus ?? this.privacyStatus,
consentStatus: consentStatus ?? this.consentStatus,
privacyOptionsRequired:
privacyOptionsRequired ?? this.privacyOptionsRequired,
isChecking: isChecking ?? this.isChecking,
);
}
static const initial = AdUmpState(
privacyStatus: PrivacyOptionsRequirementStatus.unknown,
consentStatus: ConsentStatus.unknown,
privacyOptionsRequired: false,
isChecking: false,
);
}
//UMPコントローラ
class UmpConsentController {
//デバッグ用：同意フォームの表示テスト：EEA地域を強制する(本番ではfalseにすること)
final bool forceEeaForDebug = false;
//デバッグ用：同意フォームの表示テスト：EEA地域を強制するテストデバイスID
static final List<String> _testDeviceIds = Secrets.umpConsentTestDeviceIds;
ConsentRequestParameters _buildParams() {
if (forceEeaForDebug && _testDeviceIds.isNotEmpty) {
return ConsentRequestParameters(
consentDebugSettings: ConsentDebugSettings(
debugGeography: DebugGeography.debugGeographyEea,
testIdentifiers: _testDeviceIds,
),
);
}
return ConsentRequestParameters();
}
//同意情報を更新して状態を返す
Future<AdUmpState> updateConsentInfo({AdUmpState current = AdUmpState.initial}) async {
if (kIsWeb) {
return current;
}
var state = current.copyWith(isChecking: true);
try {
final params = _buildParams();
final completer = Completer<AdUmpState>();
ConsentInformation.instance.requestConsentInfoUpdate(
params,
() async {
//同意フォームが必要なら表示する
ConsentForm.loadAndShowConsentFormIfRequired((formError) async {
final s = await ConsentInformation.instance.getPrivacyOptionsRequirementStatus();
final c = await ConsentInformation.instance.getConsentStatus();
completer.complete(
state.copyWith(
privacyStatus: s,
consentStatus: c,
privacyOptionsRequired: s == PrivacyOptionsRequirementStatus.required,
isChecking: false,
),
);
});
},
(FormError e) {
completer.complete(state.copyWith(isChecking: false));
},
);
return await completer.future;
} catch (_) {
return state.copyWith(isChecking: false);
}
}
//プライバシーオプションフォームを表示
Future<FormError?> showPrivacyOptions() async {
if (kIsWeb) return null;
final completer = Completer<FormError?>();
ConsentForm.showPrivacyOptionsForm((FormError? e) {
completer.complete(e);
});
return completer.future;
}
}
extension ConsentStatusL10n on ConsentStatus {
String localized(BuildContext context) {
final l = AppLocalizations.of(context)!;
switch (this) {
case ConsentStatus.obtained:
return l.cmpConsentStatusObtained;
case ConsentStatus.required:
return l.cmpConsentStatusRequired;
case ConsentStatus.notRequired:
return l.cmpConsentStatusNotRequired;
case ConsentStatus.unknown:
return l.cmpConsentStatusUnknown;
}
}
}
import 'dart:async';
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:share_plus/share_plus.dart';
import 'package:barcodereader/l10n/app_localizations.dart';
import 'package:barcodereader/scan_provider.dart';
import 'package:barcodereader/ad_manager.dart';
import 'package:barcodereader/ad_banner_widget.dart';
class HistoryPage extends StatefulWidget {
const HistoryPage({super.key});
@override
State<HistoryPage> createState() => _HistoryPageState();
}
class _HistoryPageState extends State<HistoryPage> {
final ScrollController _scrollController = ScrollController();
late AdManager _adManager;
@override
void initState() {
super.initState();
_adManager = AdManager();
// buildが完了した直後に実行
WidgetsBinding.instance.addPostFrameCallback((_) {
// 遅延させてからスクロールを実行
Timer(const Duration(milliseconds: 50), _scrollToBottom);
});
}
@override
void dispose() {
_scrollController.dispose();
_adManager.dispose();
super.dispose();
}
void _scrollToBottom() {
// scrollControllerがListViewに紐付いていて、スクロール可能な場合
if (_scrollController.hasClients) {
_scrollController.animateTo(
_scrollController.position.maxScrollExtent,
duration: const Duration(milliseconds: 300),
curve: Curves.easeOut,
);
}
}
@override
Widget build(BuildContext context) {
final l = AppLocalizations.of(context)!;
return Consumer<ScanProvider>(
builder: (context, scanProvider, child) {
// スキャン結果が空の場合の表示
if (scanProvider.scanResults.isEmpty) {
return Scaffold(
appBar: AppBar(
backgroundColor: Colors.transparent,
title: Text(l.history),
centerTitle: true,
),
body: Center(
child: Text(l.noData),
),
bottomNavigationBar: AdBannerWidget(adManager: _adManager),
);
}
// スキャン結果をリスト表示
return Scaffold(
appBar: AppBar(
backgroundColor: Colors.transparent,
title: Text(l.history),
centerTitle: true,
),
body: SafeArea(
child: ListView.builder(
controller: _scrollController, // コントローラーを紐付け
padding: const EdgeInsets.all(8.0),
itemCount: scanProvider.scanResults.length,
itemBuilder: (context, index) {
// 古いものが上、新しいものが下になるようにそのままのindexを使用
final result = scanProvider.scanResults[index];
final parts = result.split(',');
// データのパース
final timestamp =
parts.isNotEmpty
? parts[0]
: l.noDate;
final format = parts.length > 1
? parts[1].split('.').last
: l.unknownFormat;
final content = parts.length > 2
? parts.sublist(2).join(',')
: l.noContent;
// デフォルトのテキストスタイルを取得
final textTheme = Theme.of(context).textTheme;
final titleStyle = textTheme.titleMedium;
return Card(
margin: const EdgeInsets.symmetric(vertical: 4.0),
child: ListTile(
title: Text('$timestamp - $format'),
subtitle: Text(content, style: titleStyle),
onTap: () {
showDialog(
context: context,
builder: (context) => AlertDialog(
title: Text(content),
actions: <Widget>[
TextButton(
child: Text(l.sendAction),
onPressed: () {
Navigator.of(context).pop();
SharePlus.instance.share(ShareParams(text: content));
},
),
TextButton(
child: Text(l.deleteAction),
onPressed: () {
Navigator.of(context).pop();
scanProvider.deleteScanResult(index);
},
),
TextButton(
child: Text(l.cancel),
onPressed: () {
Navigator.of(context).pop();
},
),
],
),
);
},
),
);
},
),
),
bottomNavigationBar: AdBannerWidget(adManager: _adManager),
);
},
);
}
}
import 'dart:async';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:provider/provider.dart';
import 'package:share_plus/share_plus.dart';
import 'package:url_launcher/url_launcher.dart';
import 'package:wakelock_plus/wakelock_plus.dart';
import 'package:barcodereader/l10n/app_localizations.dart';
import 'package:barcodereader/ad_manager.dart';
import 'package:barcodereader/ad_banner_widget.dart';
import 'package:barcodereader/info_page.dart';
import 'package:barcodereader/history_page.dart';
import 'package:barcodereader/scan_provider.dart';
import 'package:barcodereader/scanner_page.dart';
import 'package:barcodereader/image_scanner_page.dart';
import 'package:barcodereader/settings_page.dart';
import 'package:barcodereader/model.dart';
import 'package:barcodereader/loading_screen.dart';
import 'package:barcodereader/main.dart';
import 'package:barcodereader/theme_color.dart';
class MainHomePage extends StatefulWidget {
const MainHomePage({super.key});
@override
State<MainHomePage> createState() => _MainHomePageState();
}
class _MainHomePageState extends State<MainHomePage> with WidgetsBindingObserver {
late AdManager _adManager;
late ThemeColor _themeColor;
bool _isReady = false;
//
final _textController = TextEditingController();
final ScrollController _scrollController = ScrollController();
late ScanProvider _scanProvider;
VoidCallback? _settingsListener;
bool _hasAutoStartedScan = false;
//
static const double _buttonHeight1 = 100.0;
static const double _buttonHeight2 = 80.0;
@override
void initState() {
super.initState();
WidgetsBinding.instance.addObserver(this);
_initState();
}
void _initState() async {
_adManager = AdManager();
_scanProvider = context.read<ScanProvider>();
_scanProvider.loadScanResults().then((_) {
_updateTextField();
});
_scanProvider.addListener(_updateTextField);
_settingsListener = _handleSettingsChanged;
WidgetsBinding.instance.addPostFrameCallback((_) {
_maybeStartScanOnLaunch();
});
_wakelock();
if (mounted) {
setState(() {
_isReady = true;
});
}
}
@override
void dispose() {
WidgetsBinding.instance.removeObserver(this);
_scanProvider.removeListener(_updateTextField);
_textController.dispose();
_scrollController.dispose();
_adManager.dispose();
WakelockPlus.disable();
super.dispose();
}
//need with WidgetsBindingObserver
//WidgetsBinding.instance.addObserver(this);
//WidgetsBinding.instance.removeObserver(this);
@override
void didChangeAppLifecycleState(AppLifecycleState state) {
switch (state) {
case AppLifecycleState.resumed:
_wakelock();
break;
case AppLifecycleState.inactive:
case AppLifecycleState.paused:
case AppLifecycleState.detached:
case AppLifecycleState.hidden:
WakelockPlus.disable();
break;
}
}
@override
void didChangeDependencies() {
super.didChangeDependencies();
_themeColor = ThemeColor(themeNumber: Model.themeNumber, context: context);
}
void _wakelock() {
if (Model.wakelockEnabled) {
WakelockPlus.enable();
} else {
WakelockPlus.disable();
}
}
Future<void> _scanBarcode() async {
await Navigator.of(context).push(
MaterialPageRoute(
builder: (context) => ScannerPage(
onScan: (result) async {
await _scanProvider.addScanResult(result);
},
),
),
);
}
void _handleSettingsChanged() {
_maybeStartScanOnLaunch();
}
void _maybeStartScanOnLaunch() {
if (_hasAutoStartedScan) {
return;
}
if (!Model.startScanOnLaunch) {
return;
}
_hasAutoStartedScan = true;
if (_settingsListener != null) {
_settingsListener = null;
}
WidgetsBinding.instance.addPostFrameCallback((_) {
if (mounted) {
unawaited(_scanBarcode());
}
});
}
void _updateTextField() {
_textController.text = _scanProvider.getFormattedResults();
WidgetsBinding.instance.addPostFrameCallback((_) {
if (_scrollController.hasClients) {
_scrollController.animateTo(
_scrollController.position.maxScrollExtent,
duration: const Duration(milliseconds: 300),
curve: Curves.easeOut,
);
}
});
}
void _copyToClipboard(String text) {
if (text.isEmpty) {
return;
}
final l = AppLocalizations.of(context)!;
Clipboard.setData(ClipboardData(text: text));
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(l.copiedToClipboard),
duration: const Duration(seconds: 1),
),
);
}
void _shareText(String text) {
if (text.isEmpty) {
return;
}
//SharePlus.instance.share(ShareParams(text: text)); //iPadで動作しない
final box = context.findRenderObject() as RenderBox?;
SharePlus.instance.share(
ShareParams(
text: text,
sharePositionOrigin: box!.localToGlobal(Offset.zero) & box.size,
),
);
}
void _launchUrlOrShare(String text) async {
if (text.isEmpty) {
return;
}
final l = AppLocalizations.of(context)!;
Uri uri;
final parsedUri = Uri.tryParse(text);
if (parsedUri != null &&
(parsedUri.scheme == 'http' || parsedUri.scheme == 'https')) {
uri = parsedUri;
} else {
uri = Uri.parse(
'https://www.google.com/search?q=${Uri.encodeComponent(text)}',
);
}
try {
if (!await launchUrl(uri)) {
if (!mounted) return;
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(l.couldNotLaunchBrowserFor(uri.toString())),
),
);
}
} catch (e) {
if (!mounted) return;
ScaffoldMessenger.of(
context,
).showSnackBar(
SnackBar(
content: Text(l.errorLaunchingBrowser(e.toString())),
),
);
}
}
Future<bool> _showConfirmDialog(String title) async {
final l = AppLocalizations.of(context)!;
return await showDialog<bool>(
context: context,
builder: (context) => AlertDialog(
title: Text(title),
actions: [
TextButton(
onPressed: () => Navigator.of(context).pop(false),
child: Text(l.cancel),
),
TextButton(
onPressed: () => Navigator.of(context).pop(true),
child: Text(l.ok),
),
],
),
) ??
false;
}
Future<void> _showMessageDialog({String? title, required List<String> messages}) async {
final l = AppLocalizations.of(context)!;
await showDialog<void>(
context: context,
builder: (context) => AlertDialog(
title: title != null ? Text(title) : null,
content: messages.length == 1
? Text(messages.first)
: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
for (var i = 0; i < messages.length; i++)
Padding(
padding: EdgeInsets.only(bottom: i == messages.length - 1 ? 0 : 8.0),
child: Text(messages[i]),
),
],
),
actions: [
TextButton(
onPressed: () => Navigator.of(context).pop(),
child: Text(l.ok),
),
],
),
);
}
Future<void> _handleDeleteDuplicates() async {
final l = AppLocalizations.of(context)!;
if (!await _showConfirmDialog(l.deleteDuplicatesConfirmation)) {
return;
}
final results = await _scanProvider.removeDuplicateScanResults();
if (!mounted) {
return;
}
if (results.isEmpty) {
await _showMessageDialog(
title: l.deleteDuplicates,
messages: [l.noDuplicateDataFound],
);
return;
}
await _showMessageDialog(
title: l.duplicateRemovalResultTitle,
messages: results
.map(
(entry) => l.duplicateRemovalEntry(
entry.removedCount,
entry.data,
),
)
.toList(),
);
}
Future<void> _onOpenSetting() async {
final updated = await Navigator.push<bool>(
context,
MaterialPageRoute(builder: (_) => const SettingPage()),
);
if (mounted && updated == true) {
MainApp.of(context).rebuildApp();
_wakelock();
}
if (mounted) {
setState(() {});
}
}
@override
Widget build(BuildContext context) {
if (!_isReady) {
return const LoadingScreen();
}
final l = AppLocalizations.of(context)!;
return Scaffold(
backgroundColor: _themeColor.mainButtonColor2,
appBar: AppBar(
backgroundColor: _themeColor.mainButtonColor2,
elevation: 0,
actions: [
IconButton(
icon: const Icon(Icons.image_search_outlined),
tooltip: l.imageScan,
onPressed: () => Navigator.of(context).push(
MaterialPageRoute(
builder: (context) => ImageScannerPage(
onScan: (result) async {
await _scanProvider.addScanResult(result);
},
),
),
),
),
IconButton(
icon: const Icon(Icons.info_outline),
onPressed: () => Navigator.of(context).push(
MaterialPageRoute(builder: (context) => const InfoPage()),
),
),
IconButton(
icon: const Icon(Icons.list),
onPressed: () => Navigator.of(context).push(
MaterialPageRoute(builder: (context) => const HistoryPage()),
),
),
IconButton(
icon: const Icon(Icons.settings),
color: _themeColor.mainForeColor,
tooltip: l.setting,
onPressed: _onOpenSetting,
),
],
),
body: SafeArea(
child: SingleChildScrollView(
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
_buildFullWidthButton(
l.scan,
_scanBarcode,
backColor: _themeColor.mainButtonColor1,
foreColor: _themeColor.mainForeColor,
height: _buttonHeight1,
),
Row(children:[
_buildHalfWidthButton(
l.copy,
() async {
if (await _showConfirmDialog(l.copyAll)) {
_copyToClipboard(_scanProvider.toCsv());
}
},
backColor: _themeColor.mainButtonColor2,
foreColor: _themeColor.mainForeColor,
height: _buttonHeight2,
),
_buildHalfWidthButton(
l.send,
() async {
if (await _showConfirmDialog(l.sendAll)) {
_shareText(_scanProvider.toCsv());
}
},
backColor: _themeColor.mainButtonColor2,
foreColor: _themeColor.mainForeColor,
height: _buttonHeight2,
),
]),
Row(children:[
_buildHalfWidthButton(
l.deleteDuplicates,
() {
unawaited(_handleDeleteDuplicates());
},
backColor: _themeColor.mainButtonColor2,
foreColor: _themeColor.mainForeColor,
height: _buttonHeight2,
),
_buildHalfWidthButton(
l.deleteAll,
() async {
if (await _showConfirmDialog(l.deleteAll)) {
_scanProvider.deleteAllScanResults();
}
},
backColor: _themeColor.mainButtonColor2,
foreColor: _themeColor.mainForeColor,
height: _buttonHeight2,
),
]),
Row(children:[
_buildHalfWidthButton(
l.copyLast,
() => _copyToClipboard(_scanProvider.getLastScanContent()),
backColor: _themeColor.mainButtonColor3,
foreColor: _themeColor.mainForeColor,
height: _buttonHeight2,
),
_buildHalfWidthButton(
l.sendLast,
() => _shareText(_scanProvider.getLastScanContent()),
backColor: _themeColor.mainButtonColor3,
foreColor: _themeColor.mainForeColor,
height: _buttonHeight2,
),
]),
Row(children:[
_buildHalfWidthButton(
l.browserLast,
() => _launchUrlOrShare(_scanProvider.getLastScanContent()),
backColor: _themeColor.mainButtonColor3,
foreColor: _themeColor.mainForeColor,
height: _buttonHeight2,
),
_buildHalfWidthButton(
l.deleteLast,
() async {
if (await _showConfirmDialog(l.deleteLastConfirmation)) {
_scanProvider.deleteLastScanResult();
}
},
backColor: _themeColor.mainButtonColor3,
foreColor: _themeColor.mainForeColor,
height: _buttonHeight2,
),
]),
TextField(
controller: _textController,
scrollController: _scrollController,
readOnly: true,
maxLines: null,
textAlignVertical: TextAlignVertical.top,
decoration: InputDecoration(
border: InputBorder.none,
isDense: true,
filled: true,
contentPadding: const EdgeInsets.only(left: 8, right: 8, top: 8, bottom: 20),
fillColor: _themeColor.mainResultBackColor,
),
style: const TextStyle(fontSize: 12.0),
)
],
)
)
),
bottomNavigationBar: AdBannerWidget(adManager: _adManager),
);
}
Widget _buildFullWidthButton(
String text,
VoidCallback onPressed, {
required Color backColor,
required Color foreColor,
required double height,
}) {
return Container(
height: height,
decoration: BoxDecoration(color: backColor),
child: SizedBox.expand(
child: TextButton(
onPressed: onPressed,
child: Text(text, style: TextStyle(color: foreColor))
),
),
);
}
Widget _buildHalfWidthButton(
String text,
VoidCallback onPressed, {
required Color backColor,
required Color foreColor,
required double height,
}) {
return Expanded(
child: SizedBox(
height: height,
child: Container(
decoration: BoxDecoration(color: backColor),
child: TextButton(
onPressed: onPressed,
child: Text(text, style: TextStyle(color: foreColor)),
),
),
)
);
}
}
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:barcodereader/l10n/app_localizations.dart';
import 'package:barcodereader/scan_provider.dart';
import 'package:barcodereader/ad_manager.dart';
import 'package:barcodereader/ad_banner_widget.dart';
import 'package:barcodereader/model.dart';
import 'package:barcodereader/theme_color.dart';
class InfoPage extends StatefulWidget {
const InfoPage({super.key});
@override
State<InfoPage> createState() => _InfoPageState();
}
class _InfoPageState extends State<InfoPage> {
late AdManager _adManager;
late ThemeColor _themeColor;
bool _isFirst = true;
@override
void initState() {
super.initState();
_adManager = AdManager();
}
@override
void dispose() {
_adManager.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
if (_isFirst) {
_isFirst = false;
_themeColor = ThemeColor(themeNumber: Model.themeNumber, context: context);
}
final l = AppLocalizations.of(context)!;
return Scaffold(
backgroundColor: _themeColor.backColor,
appBar: AppBar(
backgroundColor: Colors.transparent,
title: Text(l.information),
centerTitle: true,
),
body: SafeArea(
child: Consumer<ScanProvider>(
builder: (context, scanProvider, child) {
final results = scanProvider.scanResults;
if (results.isEmpty) {
return Center(
child: Text(l.noData),
);
}
final breakdown = _calculateBreakdown(results);
return ListView(
padding: const EdgeInsets.all(16.0),
children: [
_buildTotal(results.length),
const Divider(height: 40),
for (final entry in breakdown)
_buildEntry(entry.key, entry.value)
],
);
},
),
),
bottomNavigationBar: AdBannerWidget(adManager: _adManager),
);
}
List<MapEntry<String, int>> _calculateBreakdown(List<String> scanResults) {
final counts = <String, int>{};
for (final result in scanResults) {
final parts = result.split(',');
String format;
if (parts.length >= 2) {
final formatPart = parts[1];
final normalizedFormat = formatPart.split('.').last;
format = normalizedFormat.isEmpty ? 'unknown' : normalizedFormat;
} else {
format = 'unknown';
}
counts.update(format, (value) => value + 1, ifAbsent: () => 1);
}
final sortedEntries = counts.entries.toList()
..sort((a, b) {
final countCompare = b.value.compareTo(a.value);
if (countCompare != 0) {
return countCompare;
}
return a.key.compareTo(b.key);
});
return sortedEntries;
}
Widget _buildTotal(int count) {
return SizedBox(
width: double.infinity,
child: Card(
color: _themeColor.cardColor,
elevation: 0,
shadowColor: Colors.transparent,
surfaceTintColor: Colors.transparent,
child: Padding(
padding: const EdgeInsets.symmetric(horizontal: 16.0, vertical: 8.0),
child: Text('Total: $count', style: Theme.of(context).textTheme.titleLarge),
)
)
);
}
Widget _buildEntry(String format, int count) {
return SizedBox(
width: double.infinity,
child: Card(
color: _themeColor.cardColor,
elevation: 0,
shadowColor: Colors.transparent,
surfaceTintColor: Colors.transparent,
child: Padding(
padding: const EdgeInsets.symmetric(horizontal: 16.0, vertical: 8.0),
child: Text('$format: $count', style: Theme.of(context).textTheme.titleLarge),
)
)
);
}
}
import 'package:flutter/material.dart';
class LoadingScreen extends StatelessWidget {
const LoadingScreen({super.key});
@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: Color.fromRGBO(157,169,245,1),
body: const Center(
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
CircularProgressIndicator(
valueColor: AlwaysStoppedAnimation<Color>(Colors.purpleAccent),
backgroundColor: Colors.white,
),
SizedBox(height: 16),
Text(
'Loading...',
style: TextStyle(
color: Colors.white,
fontSize: 16,
),
),
],
),
),
);
}
}
import 'dart:io';
import 'package:app_tracking_transparency/app_tracking_transparency.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:provider/provider.dart';
import 'package:google_mobile_ads/google_mobile_ads.dart';
import 'package:barcodereader/l10n/app_localizations.dart';
import 'package:barcodereader/model.dart';
import 'package:barcodereader/home_page.dart';
import 'package:barcodereader/theme_mode_number.dart';
import 'package:barcodereader/loading_screen.dart';
import 'package:barcodereader/parse_locale_tag.dart';
import 'package:barcodereader/scan_provider.dart';
import 'package:barcodereader/ad_ump_status.dart';
import 'package:barcodereader/ad_manager.dart';
void main() async {
WidgetsFlutterBinding.ensureInitialized();
//ATTを最優先で呼ぶ(広告SDKより前)
if (!kIsWeb && Platform.isIOS) {
final status = await AppTrackingTransparency.trackingAuthorizationStatus;
if (status == TrackingStatus.notDetermined) {
await Future.delayed(const Duration(milliseconds: 300));
await AppTrackingTransparency.requestTrackingAuthorization();
}
}
//UI設定
SystemChrome.setEnabledSystemUIMode(SystemUiMode.edgeToEdge);
SystemChrome.setSystemUIOverlayStyle(
const SystemUiOverlayStyle(
systemNavigationBarColor: Colors.transparent,
statusBarColor: Colors.transparent,
systemNavigationBarContrastEnforced: false,
systemStatusBarContrastEnforced: false,
),
);
runApp(
MultiProvider(
providers: [
ChangeNotifierProvider(create: (context) => ScanProvider()),
],
child: const MainApp(),
),
);
}
class MainApp extends StatefulWidget {
const MainApp({super.key});
static MainAppState of(BuildContext context) {
return context.findAncestorStateOfType<MainAppState>()!;
}
@override
State<MainApp> createState() => MainAppState();
}
class MainAppState extends State<MainApp> {
ThemeMode _themeMode = ThemeMode.system;
Locale? _locale;
bool _hasError = false;
bool _isReady = false;
@override
void initState() {
super.initState();
_initState();
}
void _initState() async {
try {
//アプリの基本データ
await Model.ensureReady();
//UMP(ATTの後)
final umpController = UmpConsentController();
await umpController.updateConsentInfo();
//Mobile Ads SDK(同意確定後)
await MobileAds.instance.initialize();
//自前の広告設定
await AdManager.initForNPA();
//UI更新
if (mounted) {
setState(() {
_themeMode = ThemeModeNumber.numberToThemeMode(Model.themeNumber);
_locale = parseLocaleTag(Model.languageCode);
_isReady = true;
});
}
} catch (e) {
if (mounted) {
setState(() {
_hasError = true;
});
}
}
}
void rebuildApp() {
setState(() {
_themeMode = ThemeModeNumber.numberToThemeMode(Model.themeNumber);
_locale = parseLocaleTag(Model.languageCode);
});
}
Color _getRainbowAccentColor(int hue) {
return HSVColor.fromAHSV(1.0, hue.toDouble(), 1.0, 1.0).toColor();
}
ThemeData _createTheme(Brightness brightness, Color seed) {
return ThemeData(
useMaterial3: true,
colorScheme: ColorScheme.fromSeed(seedColor: seed, brightness: brightness),
appBarTheme: const AppBarTheme(backgroundColor: Colors.transparent),
elevatedButtonTheme: ElevatedButtonThemeData(
style: ElevatedButton.styleFrom(
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
),
),
sliderTheme: SliderThemeData(
showValueIndicator: ShowValueIndicator.onDrag,
valueIndicatorTextStyle: TextStyle(
color: brightness == Brightness.light ? Colors.white : Colors.black,
),
),
);
}
@override
Widget build(BuildContext context) {
if (_hasError) {
return _buildErrorMessage();
}
Color seed = _getRainbowAccentColor(Model.colorHue);
return MaterialApp(
debugShowCheckedModeBanner: false,
localizationsDelegates: AppLocalizations.localizationsDelegates,
supportedLocales: AppLocalizations.supportedLocales,
locale: _locale,
themeMode: _themeMode,
theme: _createTheme(Brightness.light, seed),
darkTheme: _createTheme(Brightness.dark, seed),
home: _isReady ? const MainHomePage() : const Scaffold(body: LoadingScreen()),
);
}
Widget _buildErrorMessage() {
return const MaterialApp(
debugShowCheckedModeBanner: false,
home: Scaffold(
body: Center(
child: Padding(
padding: EdgeInsets.all(24.0),
child: Text(
'Initialization failed. Please restart the app.',
textAlign: TextAlign.center,
),
),
),
),
);
}
}
import 'dart:ui' as ui;
import 'package:shared_preferences/shared_preferences.dart';
import 'package:barcodereader/l10n/app_localizations.dart';
class Model {
Model._();
static const String _prefContinuousScan = 'continuousScan';
static const String _prefScanInterval = 'scanInterval';
static const String _prefScanAreaRestrictionLevel = 'scanAreaRestrictionLevel';
static const String _prefSelectedBarcodeFormat = 'selectedBarcodeFormat';
static const String _prefSnackBarTime = 'snackBarTime';
static const String _prefStartScanOnLaunch = 'startScanOnLaunch';
static const String _prefBeepOnScan = 'beepOnScan';
static const String _prefBeepVolume = 'beepVolume';
static const String _prefSelectedBeepSound = 'selectedBeepSound';
static const String _prefFlashOnScan = 'flashOnScan';
static const String _prefLockOrientation = 'lockOrientation';
static const String _prefColorHue = 'colorHue';
static const String _prefColorSaturation = 'colorSaturation';
static const String _prefColorBrightness = 'colorBrightness';
static const String _prefWakelockEnabled = 'wakelockEnabled';
static const String _prefThemeNumber = 'themeNumber';
static const String _prefLanguageCode = 'languageCode';
static bool _ready = false;
static bool _continuousScan = false;
static double _scanInterval = 1.0;
static int _scanAreaRestrictionLevel = 0;
static String _selectedBarcodeFormat = 'all';
static double _snackBarTime = 1.0;
static bool _startScanOnLaunch = false;
static bool _beepOnScan = true;
static double _beepVolume = 1.0;
static int _selectedBeepSound = 1;
static bool _flashOnScan = true;
static bool _lockOrientation = false;
static int _colorHue = 250;
static double _colorSaturation = 0.6;
static double _colorBrightness = 1.0;
static bool _wakelockEnabled = false;
static int _themeNumber = 0;
static String _languageCode = '';
static bool get continuousScan => _continuousScan;
static double get scanInterval => _scanInterval;
static int get scanAreaRestrictionLevel => _scanAreaRestrictionLevel;
static String get selectedBarcodeFormat => _selectedBarcodeFormat;
static double get snackBarTime => _snackBarTime;
static bool get startScanOnLaunch => _startScanOnLaunch;
static bool get beepOnScan => _beepOnScan;
static double get beepVolume => _beepVolume;
static int get selectedBeepSound => _selectedBeepSound;
static bool get flashOnScan => _flashOnScan;
static bool get lockOrientation => _lockOrientation;
static int get colorHue => _colorHue;
static double get colorSaturation => _colorSaturation;
static double get colorBrightness => _colorBrightness;
static bool get wakelockEnabled => _wakelockEnabled;
static int get themeNumber => _themeNumber;
static String get languageCode => _languageCode;
static Future<void> ensureReady() async {
if (_ready) {
return;
}
final SharedPreferences prefs = await SharedPreferences.getInstance();
//
_continuousScan = prefs.getBool(_prefContinuousScan) ?? false;
_scanInterval = (prefs.getDouble(_prefScanInterval) ?? 1.0).clamp(0.0, 3.0);
_scanAreaRestrictionLevel = prefs.getInt(_prefScanAreaRestrictionLevel) ?? 0;
_selectedBarcodeFormat = prefs.getString(_prefSelectedBarcodeFormat) ?? 'all';
_snackBarTime = (prefs.getDouble(_prefSnackBarTime) ?? 1.0).clamp(0.0, 10.0);
_startScanOnLaunch = prefs.getBool(_prefStartScanOnLaunch) ?? false;
_beepOnScan = prefs.getBool(_prefBeepOnScan) ?? true;
_beepVolume = (prefs.getDouble(_prefBeepVolume) ?? 1.0).clamp(0.0, 1.0);
_selectedBeepSound = prefs.getInt(_prefSelectedBeepSound) ?? 1;
_flashOnScan = prefs.getBool(_prefFlashOnScan) ?? true;
_lockOrientation = prefs.getBool(_prefLockOrientation) ?? false;
_colorHue = (prefs.getInt(_prefColorHue) ?? 250).clamp(0, 360);
_colorSaturation = (prefs.getDouble(_prefColorSaturation) ?? 0.6).clamp(0.0, 1.0);
_colorBrightness = (prefs.getDouble(_prefColorBrightness) ?? 1.0).clamp(0.0, 1.0);
_wakelockEnabled = prefs.getBool(_prefWakelockEnabled) ?? false;
_themeNumber = (prefs.getInt(_prefThemeNumber) ?? 0).clamp(0, 2);
_languageCode = prefs.getString(_prefLanguageCode) ?? ui.PlatformDispatcher.instance.locale.languageCode;
_languageCode = _resolveLanguageCode(_languageCode);
_ready = true;
}
static String _resolveLanguageCode(String code) {
final supported = AppLocalizations.supportedLocales;
if (supported.any((l) => l.languageCode == code)) {
return code;
} else {
return '';
}
}
static Future<void> setContinuousScan(bool value) async {
_continuousScan = value;
final prefs = await SharedPreferences.getInstance();
await prefs.setBool(_prefContinuousScan, value);
}
static Future<void> setScanInterval(double value) async {
_scanInterval = value;
final prefs = await SharedPreferences.getInstance();
await prefs.setDouble(_prefScanInterval, value);
}
static Future<void> setScanAreaRestrictionLevel(int value) async {
_scanAreaRestrictionLevel = value;
final prefs = await SharedPreferences.getInstance();
await prefs.setInt(_prefScanAreaRestrictionLevel, value);
}
static Future<void> setSelectedBarcodeFormat(String value) async {
_selectedBarcodeFormat = value;
final SharedPreferences prefs = await SharedPreferences.getInstance();
await prefs.setString(_prefSelectedBarcodeFormat, value);
}
static Future<void> setSnackBarTime(double value) async {
_snackBarTime = value;
final prefs = await SharedPreferences.getInstance();
await prefs.setDouble(_prefSnackBarTime, value);
}
static Future<void> setStartScanOnLaunch(bool value) async {
_startScanOnLaunch = value;
final prefs = await SharedPreferences.getInstance();
await prefs.setBool(_prefStartScanOnLaunch, value);
}
static Future<void> setBeepOnScan(bool value) async {
_beepOnScan = value;
final prefs = await SharedPreferences.getInstance();
await prefs.setBool(_prefBeepOnScan, value);
}
static Future<void> setBeepVolume(double value) async {
_beepVolume = value;
final SharedPreferences prefs = await SharedPreferences.getInstance();
await prefs.setDouble(_prefBeepVolume, value);
}
static Future<void> setSelectedBeepSound(int value) async {
_selectedBeepSound = value;
final prefs = await SharedPreferences.getInstance();
await prefs.setInt(_prefSelectedBeepSound, value);
}
static Future<void> setFlashOnScan(bool value) async {
_flashOnScan = value;
final prefs = await SharedPreferences.getInstance();
await prefs.setBool(_prefFlashOnScan, value);
}
static Future<void> setLockOrientation(bool value) async {
_lockOrientation = value;
final prefs = await SharedPreferences.getInstance();
await prefs.setBool(_prefLockOrientation, value);
}
static Future<void> setColorHue(int value) async {
_colorHue = value;
final SharedPreferences prefs = await SharedPreferences.getInstance();
await prefs.setInt(_prefColorHue, value);
}
static Future<void> setColorSaturation(double value) async {
_colorSaturation = value;
final SharedPreferences prefs = await SharedPreferences.getInstance();
await prefs.setDouble(_prefColorSaturation, value);
}
static Future<void> setColorBrightness(double value) async {
_colorBrightness = value;
final SharedPreferences prefs = await SharedPreferences.getInstance();
await prefs.setDouble(_prefColorBrightness, value);
}
static Future<void> setWakelockEnabled(bool value) async {
_wakelockEnabled = value;
final SharedPreferences prefs = await SharedPreferences.getInstance();
await prefs.setBool(_prefWakelockEnabled, value);
}
static Future<void> setThemeNumber(int value) async {
_themeNumber = value;
final SharedPreferences prefs = await SharedPreferences.getInstance();
await prefs.setInt(_prefThemeNumber, value);
}
static Future<void> setLanguageCode(String value) async {
_languageCode = value;
final SharedPreferences prefs = await SharedPreferences.getInstance();
await prefs.setString(_prefLanguageCode, value);
}
}
import 'dart:ui';
Locale? parseLocaleTag(String tag) {
if (tag.isEmpty) {
return null;
}
final parts = tag.split('-');
final language = parts[0];
String? script, country;
if (parts.length >= 2) {
parts[1].length == 4 ? script = parts[1] : country = parts[1];
}
if (parts.length >= 3) {
parts[2].length == 4 ? script = parts[2] : country = parts[2];
}
return Locale.fromSubtags(
languageCode: language,
scriptCode: script,
countryCode: country,
);
}
import 'package:flutter/material.dart';
import 'package:shared_preferences/shared_preferences.dart';
class DuplicateRemovalEntry {
const DuplicateRemovalEntry({required this.data, required this.removedCount});
final String data;
final int removedCount;
}
class ScanProvider extends ChangeNotifier {
List<String> _scanResults = [];
static const String _scanResultsKey = 'scan_results';
List<String> get scanResults => _scanResults;
Future<void> loadScanResults() async {
final prefs = await SharedPreferences.getInstance();
_scanResults = prefs.getStringList(_scanResultsKey) ?? [];
notifyListeners();
}
Future<void> addScanResult(String result) async {
_scanResults.add(result);
await _saveResults();
}
Future<void> deleteScanResult(int index) async {
if (index >= 0 && index < _scanResults.length) {
_scanResults.removeAt(index);
await _saveResults();
}
}
Future<void> deleteLastScanResult() async {
if (_scanResults.isNotEmpty) {
_scanResults.removeLast();
await _saveResults();
}
}
Future<void> deleteAllScanResults() async {
_scanResults.clear();
await _saveResults();
}
Future<List<DuplicateRemovalEntry>> removeDuplicateScanResults() async {
final seenKeys = <String>{};
final removalCounts = <String, int>{};
final displayTexts = <String, String>{};
final indexesToRemove = <int>[];
for (var i = 0; i < _scanResults.length; i++) {
final entry = _scanResults[i];
final parts = entry.split(',');
final hasContent = parts.length >= 3;
final format = hasContent ? parts[1] : '';
final content = hasContent ? parts.sublist(2).join(',') : entry;
final key = hasContent ? '$format::$content' : entry;
displayTexts.putIfAbsent(key, () => content);
if (!seenKeys.add(key)) {
removalCounts.update(key, (value) => value + 1, ifAbsent: () => 1);
indexesToRemove.add(i);
}
}
if (indexesToRemove.isEmpty) {
return const <DuplicateRemovalEntry>[];
}
indexesToRemove.sort((a, b) => b.compareTo(a));
for (final index in indexesToRemove) {
_scanResults.removeAt(index);
}
await _saveResults();
return removalCounts.entries
.map(
(entry) => DuplicateRemovalEntry(
data: displayTexts[entry.key] ?? entry.key,
removedCount: entry.value,
),
)
.toList();
}
Future<void> _saveResults() async {
final prefs = await SharedPreferences.getInstance();
await prefs.setStringList(_scanResultsKey, _scanResults);
notifyListeners();
}
String getFormattedResults() {
return _scanResults.map((res) {
final parts = res.split(',');
if (parts.length >= 2) {
parts[1] = parts[1].split('.').last;
return parts.join(',');
}
return res;
}).join('\n');
}
String getLastScanContent() {
if (_scanResults.isEmpty) return '';
final parts = _scanResults.last.split(',');
if (parts.length >= 3) {
return parts.sublist(2).join(',');
}
return _scanResults.last;
}
String toCsv() {
return _scanResults
.map((line) {
final parts = line.split(',');
if (parts.length >= 3) {
final timestamp = parts[0];
final format = parts[1];
final content =
'"${parts.sublist(2).join(',').replaceAll('"', '""')}"';
return '"$timestamp","$format",$content';
}
return line;
})
.join('\n');
}
}
import 'dart:async';
import 'package:audioplayers/audioplayers.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:mobile_scanner/mobile_scanner.dart';
import 'package:intl/intl.dart';
import 'package:barcodereader/l10n/app_localizations.dart';
import 'package:barcodereader/model.dart';
class ScannerPage extends StatefulWidget {
final Function(String result) onScan;
const ScannerPage({super.key, required this.onScan});
@override
State<ScannerPage> createState() => _ScannerPageState();
}
class _ScannerPageState extends State<ScannerPage> {
late final MobileScannerController _scannerController;
bool _isScanPaused = false;
bool _isFlashing = false;
final Color _flashColor = HSVColor.fromAHSV(1,Model.colorHue.toDouble(),0.5,1).toColor();
@override
void initState() {
super.initState();
_scannerController = _createScannerController();
_setOrientation();
}
MobileScannerController _createScannerController() {
final BarcodeFormat? selectedFormat = _selectedBarcodeFormat();
final List<BarcodeFormat> formats = selectedFormat == null
? const <BarcodeFormat>[]
: <BarcodeFormat>[selectedFormat];
return MobileScannerController(formats: formats);
}
BarcodeFormat? _selectedBarcodeFormat() {
final selection = Model.selectedBarcodeFormat;
if (selection == 'all') {
return null;
}
try {
return BarcodeFormat.values
.firstWhere((format) => format.name == selection);
} catch (_) {
return null;
}
}
void _setOrientation() {
if (Model.lockOrientation) {
SystemChrome.setPreferredOrientations([
DeviceOrientation.portraitUp,
DeviceOrientation.portraitDown,
]);
}
}
@override
void dispose() {
_scannerController.dispose();
SystemChrome.setPreferredOrientations([
DeviceOrientation.portraitUp,
DeviceOrientation.portraitDown,
DeviceOrientation.landscapeLeft,
DeviceOrientation.landscapeRight,
]);
super.dispose();
}
@override
Widget build(BuildContext context) {
final mediaSize = MediaQuery.of(context).size;
final scanWindow = _calculateScanWindow(mediaSize, Model.scanAreaRestrictionLevel);
return Scaffold(
appBar: AppBar(
backgroundColor: _isFlashing ? _flashColor : Colors.grey[700],
foregroundColor: Colors.black,
actions: [
IconButton(
icon: ValueListenableBuilder<MobileScannerState>(
valueListenable: _scannerController,
builder: (context, state, child) {
switch (state.torchState) {
case TorchState.off:
return Icon(
Icons.flash_off,
color: _isFlashing ? Colors.grey : Colors.white,
);
case TorchState.on:
return const Icon(Icons.flash_on, color: Colors.yellow);
default:
return const Icon(Icons.no_flash, color: Colors.grey);
}
},
),
onPressed: () => _scannerController.toggleTorch(),
),
IconButton(
icon: const Icon(Icons.flip_camera_ios),
onPressed: () => _scannerController.switchCamera(),
),
],
),
body: Stack(children: [
MobileScanner(
scanWindow: scanWindow,
controller: _scannerController,
onDetect: (capture) {
if (_isScanPaused) {
return;
}
final List<Barcode> barcodes = capture.barcodes;
if (barcodes.isNotEmpty) {
final Barcode? matchingBarcode =
_pickMatchingBarcode(barcodes);
if (matchingBarcode == null) {
return;
}
if (mounted) {
setState(() {
_isScanPaused = true;
});
}
final String code = matchingBarcode.rawValue ??
AppLocalizations.of(context)!.noData;
final String format = matchingBarcode.format.name;
final String result =
'${DateFormat('yyyyMMdd_HHmmss').format(DateTime.now())},$format,$code';
widget.onScan(result);
if (Model.beepOnScan && Model.beepVolume > 0.0) {
final soundId = Model.selectedBeepSound;
final audio = AudioPlayer();
audio.setVolume(Model.beepVolume);
audio.play(AssetSource('sound/beep$soundId.mp3'));
}
if (Model.flashOnScan) {
if (mounted) {
setState(() {
_isFlashing = true;
});
}
}
if (Model.snackBarTime > 0) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(code),
duration: Duration(milliseconds: (Model.snackBarTime * 1000).toInt()),
),
);
}
if (Model.continuousScan) {
if (Model.flashOnScan) {
Timer(const Duration(milliseconds: 250), () {
if (mounted) {
setState(() {
_isFlashing = false;
});
}
});
}
final interval = (Model.scanInterval * 1000).toInt();
Timer(Duration(milliseconds: interval), () {
if (mounted) {
setState(() {
_isScanPaused = false;
});
}
});
} else {
final popDelay = Model.flashOnScan ? 200 : 50;
Timer(Duration(milliseconds: popDelay), () {
if (mounted) {
Navigator.of(context).pop();
}
});
}
}
}),
if (scanWindow != null) _buildScanWindowOverlay(context, scanWindow),
]),
);
}
Rect? _calculateScanWindow(Size size, int restrictionLevel) {
if (restrictionLevel <= 0) {
return null;
}
double heightDivisor;
double widthFactor;
switch (restrictionLevel) {
case 1:
heightDivisor = 1;
widthFactor = 1;
break;
case 2:
heightDivisor = 1.5;
widthFactor = 1;
break;
case 3:
heightDivisor = 2;
widthFactor = 1;
break;
case 4:
heightDivisor = 2.5;
widthFactor = 1;
break;
case 5:
heightDivisor = 3;
widthFactor = 1;
break;
case 6:
heightDivisor = 3.5;
widthFactor = 1;
break;
case 7:
heightDivisor = 4;
widthFactor = 1;
break;
case 8:
heightDivisor = 4.5;
widthFactor = 1;
break;
default:
return null;
}
final double width = size.width * widthFactor;
final double height = size.width / heightDivisor;
final Offset center = Offset(size.width / 2, size.height / 3);
final double clampedWidth = width.clamp(0.0, size.width);
final double clampedHeight = height.clamp(0.0, size.height);
return Rect.fromCenter(
center: center,
width: clampedWidth,
height: clampedHeight,
);
}
Widget _buildScanWindowOverlay(BuildContext context, Rect scanWindow) {
return LayoutBuilder(
builder: (context, constraints) {
final screenWidth = constraints.maxWidth;
final screenHeight = constraints.maxHeight;
return CustomPaint(
size: Size(screenWidth, screenHeight),
painter: _ScanWindowOverlayPainter(scanWindow),
);
},
);
}
Barcode? _pickMatchingBarcode(List<Barcode> barcodes) {
final selection = Model.selectedBarcodeFormat;
if (selection == 'all' || selection.isEmpty) {
return barcodes.first;
}
for (final barcode in barcodes) {
if (barcode.format.name == selection) {
return barcode;
}
}
// Unknown selection: fall back to the first detected barcode.
return barcodes.first;
}
}
// CustomPainter を使用してオーバーレイを描画
class _ScanWindowOverlayPainter extends CustomPainter {
final Rect scanWindow;
_ScanWindowOverlayPainter(this.scanWindow);
@override
void paint(Canvas canvas, Size size) {
final screenRect = Rect.fromLTWH(0, 0, size.width, size.height);
// 暗くする色
final paint = Paint()..color = Colors.black.withValues(alpha: 0.6);
// Path を作成し、画面全体からスキャンウィンドウの領域をくり抜く
final Path path = Path()
..addRect(screenRect) // 画面全体の矩形を追加
..addRect(scanWindow); // スキャンウィンドウの矩形を追加（これからくり抜く）
// Path.fillType を EvenOdd に設定すると、重なり合う領域がくり抜かれる
path.fillType = PathFillType.evenOdd;
canvas.drawPath(path, paint);
}
@override
bool shouldRepaint(covariant _ScanWindowOverlayPainter oldDelegate) {
return oldDelegate.scanWindow != scanWindow;
}
}
import 'package:audioplayers/audioplayers.dart';
import 'package:flutter/material.dart';
import 'package:google_mobile_ads/google_mobile_ads.dart';
import 'package:mobile_scanner/mobile_scanner.dart';
import 'package:in_app_review/in_app_review.dart';
import 'package:barcodereader/l10n/app_localizations.dart';
import 'package:barcodereader/ad_manager.dart';
import 'package:barcodereader/ad_banner_widget.dart';
import 'package:barcodereader/ad_ump_status.dart';
import 'package:barcodereader/model.dart';
import 'package:barcodereader/loading_screen.dart';
import 'package:barcodereader/theme_color.dart';
import 'package:barcodereader/_secrets.dart';
class SettingPage extends StatefulWidget {
const SettingPage({super.key});
@override
State<SettingPage> createState() => _SettingPageState();
}
class _SettingPageState extends State<SettingPage> {
late AdManager _adManager;
late UmpConsentController _adUmp;
AdUmpState _adUmpState = AdUmpState.initial;
bool _wakelockEnabled = false;
int _themeNumber = 0;
String _languageCode = '';
late ThemeColor _themeColor;
final _inAppReview = InAppReview.instance;
bool _isReady = false;
bool _isFirst = true;
//
late bool _continuousScan;
late double _scanInterval;
late int _scanAreaRestrictionLevel;
late String _selectedBarcodeFormat;
late double _snackBarTime;
late bool _startScanOnLaunch;
late bool _beepOnScan;
late double _beepVolume;
late int _selectedBeepSound;
late bool _flashOnScan;
late bool _lockOrientation;
late int _colorHue;
late double _colorSaturation;
late double _colorBrightness;
late Color _accentColor;
final List<BarcodeFormat> _supportedFormats =
BarcodeFormat.values
.where((format) => format != BarcodeFormat.unknown && format != BarcodeFormat.all)
.toList();
@override
void initState() {
super.initState();
_initState();
}
void _initState() async {
_adManager = AdManager();
_continuousScan = Model.continuousScan;
_scanInterval = Model.scanInterval;
_scanAreaRestrictionLevel = Model.scanAreaRestrictionLevel;
_selectedBarcodeFormat = Model.selectedBarcodeFormat;
_snackBarTime = Model.snackBarTime;
_startScanOnLaunch = Model.startScanOnLaunch;
_beepOnScan = Model.beepOnScan;
_beepVolume = Model.beepVolume;
_selectedBeepSound = Model.selectedBeepSound;
_flashOnScan = Model.flashOnScan;
_lockOrientation = Model.lockOrientation;
_colorHue = Model.colorHue;
_colorSaturation = Model.colorSaturation;
_colorBrightness = Model.colorBrightness;
_wakelockEnabled = Model.wakelockEnabled;
_themeNumber = Model.themeNumber;
_languageCode = Model.languageCode;
//
_adUmp = UmpConsentController();
_refreshConsentInfo();
//
_accentColor = _getRainbowAccentColor(_colorHue, _colorSaturation, _colorBrightness);
setState(() {
_isReady = true;
});
}
@override
void dispose() {
_adManager.dispose();
super.dispose();
}
void _onApply() async {
await Model.setContinuousScan(_continuousScan);
await Model.setScanInterval(_scanInterval);
await Model.setScanAreaRestrictionLevel(_scanAreaRestrictionLevel);
await Model.setSelectedBarcodeFormat(_selectedBarcodeFormat);
await Model.setSnackBarTime(_snackBarTime);
await Model.setStartScanOnLaunch(_startScanOnLaunch);
await Model.setBeepOnScan(_beepOnScan);
await Model.setBeepVolume(_beepVolume);
await Model.setSelectedBeepSound(_selectedBeepSound);
await Model.setFlashOnScan(_flashOnScan);
await Model.setLockOrientation(_lockOrientation);
await Model.setColorHue(_colorHue);
await Model.setColorSaturation(_colorSaturation);
await Model.setColorBrightness(_colorBrightness);
await Model.setWakelockEnabled(_wakelockEnabled);
await Model.setThemeNumber(_themeNumber);
await Model.setLanguageCode(_languageCode);
if (mounted) {
Navigator.of(context).pop(true);
}
}
String _scanAreaRestrictionLabel(AppLocalizations l, int value) {
return value <= 0 ? l.scanAreaRestrictionNone : value.toString();
}
Future<void> _refreshConsentInfo() async {
_adUmpState = await _adUmp.updateConsentInfo(current: _adUmpState);
if (mounted) {
setState(() {});
}
}
Color _getRainbowAccentColor(int hue, double saturation, double brightness) {
return HSVColor.fromAHSV(1.0, hue.toDouble(), saturation, brightness).toColor();
}
Future<void> _onTapPrivacyOptions() async {
final err = await _adUmp.showPrivacyOptions();
await _refreshConsentInfo();
if (err != null && mounted) {
final l = AppLocalizations.of(context)!;
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text('${l.cmpErrorOpeningSettings} ${err.message}')),
);
}
}
@override
Widget build(BuildContext context) {
if (!_isReady) {
return LoadingScreen();
}
if (_isFirst) {
_isFirst = false;
_themeColor = ThemeColor(themeNumber: Model.themeNumber, context: context);
}
final AppLocalizations l = AppLocalizations.of(context)!;
final TextTheme t = Theme.of(context).textTheme;
return Scaffold(
backgroundColor: _themeColor.backColor,
appBar: AppBar(
backgroundColor: Colors.transparent,
title: Text(l.setting),
centerTitle: true,
leading: IconButton(
icon: const Icon(Icons.close),
onPressed: () => Navigator.of(context).pop(),
),
actions: [
IconButton(icon: const Icon(Icons.check), onPressed: _onApply),
const SizedBox(width: 10),
],
),
body: SafeArea(
child:Column(children:[
Expanded(
child: GestureDetector(
onTap: () => FocusScope.of(context).unfocus(), //背景タップでキーボードを仕舞う
child: SingleChildScrollView(
child: Padding(
padding: const EdgeInsets.only(left: 12, right: 12, top: 4, bottom: 100),
child: Column(children: [
_buildContinuousScan(l, t),
_buildLimitAreaScan(l, t),
_buildBarcodeFormatSelector(l, t),
_buildSnackBarTime(l, t),
_buildLaunch(l, t),
_buildBeep(l, t),
_buildOrientation(l, t),
_buildWakelockEnabled(l,t),
_buildColorScheme(l, t),
_buildTheme(l, t),
_buildLanguage(l, t),
_buildReview(l, t),
_buildCmp(l, t),
]),
),
),
),
),
]),
),
bottomNavigationBar: AdBannerWidget(adManager: _adManager),
);
}
Widget _buildContinuousScan(AppLocalizations l, TextTheme t) {
return SizedBox(
width: double.infinity,
child: Card(
margin: const EdgeInsets.only(left: 0, top: 12, right: 0, bottom: 0),
color: _themeColor.cardColor,
elevation: 0,
shadowColor: Colors.transparent,
surfaceTintColor: Colors.transparent,
child: Column(children: [
SwitchListTile(
title: Text(l.continuousScan, style: t.bodyMedium),
value: _continuousScan,
onChanged: (value) => setState(() => _continuousScan = value),
),
Padding(
padding: const EdgeInsets.symmetric(horizontal: 16.0, vertical: 8.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(l.scanInterval(_scanInterval.toStringAsFixed(1))),
Slider(
value: _scanInterval,
min: 0.0,
max: 3.0,
divisions: 15,
label: '${_scanInterval.toStringAsFixed(1)}s',
onChanged: (value) {
setState(() {
_scanInterval = value;
});
},
),
],
),
),
])
)
);
}
Widget _buildLimitAreaScan(AppLocalizations l, TextTheme t) {
return SizedBox(
width: double.infinity,
child: Card(
margin: const EdgeInsets.only(left: 0, top: 12, right: 0, bottom: 0),
color: _themeColor.cardColor,
elevation: 0,
shadowColor: Colors.transparent,
surfaceTintColor: Colors.transparent,
child: Padding(
padding: const EdgeInsets.only(left: 16, right: 16, top: 16, bottom: 8),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'${l.scanAreaRestriction}: ${_scanAreaRestrictionLabel(l, _scanAreaRestrictionLevel)}',
),
Slider(
value: _scanAreaRestrictionLevel.toDouble(),
min: 0,
max: 8,
divisions: 8,
label: _scanAreaRestrictionLabel(l, _scanAreaRestrictionLevel),
onChanged: (value) {
setState(() {
_scanAreaRestrictionLevel = value.round();
});
},
),
],
),
),
)
);
}
Widget _buildBarcodeFormatSelector(AppLocalizations l, TextTheme t) {
return SizedBox(
width: double.infinity,
child: Card(
margin: const EdgeInsets.only(left: 0, top: 12, right: 0, bottom: 0),
color: _themeColor.cardColor,
elevation: 0,
shadowColor: Colors.transparent,
surfaceTintColor: Colors.transparent,
child: ListTile(
title: Text(l.detectableBarcodeFormat, style: t.bodyMedium),
trailing: DropdownButton<String>(
value: _selectedBarcodeFormat,
items: [
const DropdownMenuItem(value: 'all', child: Text('all')),
..._supportedFormats.map((format) => DropdownMenuItem(
value: format.name,
child: Text(format.name),
)),
],
onChanged: (value) {
if (value != null) {
setState(() => _selectedBarcodeFormat = value);
}
},
),
),
)
);
}
Widget _buildSnackBarTime(AppLocalizations l, TextTheme t) {
return Card(
margin: const EdgeInsets.only(left: 0, top: 12, right: 0, bottom: 0),
color: _themeColor.cardColor,
elevation: 0,
shadowColor: Colors.transparent,
surfaceTintColor: Colors.transparent,
child: Column(
children: [
Padding(
padding: const EdgeInsets.only(left: 16, right: 16, top: 16),
child: Row(
children: [
Expanded(
child: Text(
l.snackBarTime,
style: t.bodyMedium,
softWrap: true,
overflow: TextOverflow.visible,
),
),
],
),
),
Padding(
padding: const EdgeInsets.only(left: 16, right: 16),
child: Row(
children: <Widget>[
Text(_snackBarTime.toStringAsFixed(1)),
Expanded(
child: Slider(
value: _snackBarTime,
min: 0.0,
max: 10.0,
divisions: 20,
label: _snackBarTime.toStringAsFixed(1),
onChanged: (double value) {
setState(() {
_snackBarTime = value;
});
}
),
)
],
),
),
],
)
);
}
Widget _buildLaunch(AppLocalizations l, TextTheme t) {
return SizedBox(
width: double.infinity,
child: Card(
margin: const EdgeInsets.only(left: 0, top: 12, right: 0, bottom: 0),
color: _themeColor.cardColor,
elevation: 0,
shadowColor: Colors.transparent,
surfaceTintColor: Colors.transparent,
child: SwitchListTile(
title: Text(l.startScanOnLaunch, style: t.bodyMedium),
value: _startScanOnLaunch,
onChanged: (value) =>
setState(() => _startScanOnLaunch = value),
),
)
);
}
Widget _buildBeep(AppLocalizations l, TextTheme t) {
return SizedBox(
width: double.infinity,
child: Card(
margin: const EdgeInsets.only(left: 0, top: 12, right: 0, bottom: 0),
color: _themeColor.cardColor,
elevation: 0,
shadowColor: Colors.transparent,
surfaceTintColor: Colors.transparent,
child: Column(children: [
SwitchListTile(
title: Text(l.beepOnScan, style: t.bodyMedium),
value: _beepOnScan,
onChanged: (value) => setState(() => _beepOnScan = value),
),
Padding(
padding: const EdgeInsets.only(left: 16, right: 16),
child: Row(
children: [
Expanded(
child: Text(
l.beepVolume,
style: t.bodyMedium,
softWrap: true,
overflow: TextOverflow.visible,
),
),
],
),
),
Padding(
padding: const EdgeInsets.only(left: 16, right: 16),
child: Row(
children: <Widget>[
Text(_beepVolume.toStringAsFixed(1)),
Expanded(
child: Slider(
value: _beepVolume,
min: 0.0,
max: 1.0,
divisions: 10,
label: _beepVolume.toStringAsFixed(1),
onChanged: (double value) {
setState(() {
_beepVolume = value;
});
}
),
)
],
),
),
ListTile(
title: Text(l.beepSound, style: t.bodyMedium),
trailing: DropdownButton<int>(
value: _selectedBeepSound,
items: List.generate(14, (index) {
final soundNum = index + 1;
return DropdownMenuItem(
value: soundNum,
child: Text(
l.beepSoundName(
soundNum.toString(),
),
),
);
}),
onChanged: (value) {
if (value != null) {
setState(() => _selectedBeepSound = value);
AudioPlayer().play(AssetSource('sound/beep$value.mp3'));
}
},
),
),
SwitchListTile(
title: Text(l.flashOnScan, style: t.bodyMedium),
value: _flashOnScan,
onChanged: (value) => setState(() => _flashOnScan = value),
),
])
)
);
}
Widget _buildOrientation(AppLocalizations l, TextTheme t) {
return SizedBox(
width: double.infinity,
child: Card(
margin: const EdgeInsets.only(left: 0, top: 12, right: 0, bottom: 0),
color: _themeColor.cardColor,
elevation: 0,
shadowColor: Colors.transparent,
surfaceTintColor: Colors.transparent,
child: SwitchListTile(
title: Text(l.lockOrientation, style: t.bodyMedium),
value: _lockOrientation,
onChanged: (value) => setState(() => _lockOrientation = value),
),
)
);
}
Widget _buildWakelockEnabled(AppLocalizations l, TextTheme t) {
return SizedBox(
width: double.infinity,
child: Card(
margin: const EdgeInsets.only(left: 0, top: 12, right: 0, bottom: 0),
color: _themeColor.cardColor,
elevation: 0,
shadowColor: Colors.transparent,
surfaceTintColor: Colors.transparent,
child: SwitchListTile(
title: Text(l.wakelockEnabled, style: t.bodyMedium),
value: _wakelockEnabled,
onChanged: (value) => setState(() => _wakelockEnabled = value),
),
)
);
}
Widget _buildColorScheme(AppLocalizations l, TextTheme t) {
return Card(
margin: const EdgeInsets.only(left: 0, top: 12, right: 0, bottom: 0),
color: _themeColor.cardColor,
elevation: 0,
shadowColor: Colors.transparent,
surfaceTintColor: Colors.transparent,
child: Column(
children: [
Padding(
padding: const EdgeInsets.only(left: 16, right: 16, top: 16),
child: Row(
children: [
Expanded(
child: Text(
l.colorScheme,
style: t.bodyMedium,
softWrap: true,
overflow: TextOverflow.visible,
),
),
],
),
),
Padding(
padding: const EdgeInsets.only(left: 16, right: 16, top: 4),
child: Row(
children: [
Expanded(
child: Text(
l.colorScheme1,
style: t.bodySmall,
softWrap: true,
overflow: TextOverflow.visible,
),
),
],
),
),
Padding(
padding: const EdgeInsets.only(left: 16, right: 16),
child: Row(
children: <Widget>[
Text(_colorHue.toStringAsFixed(0)),
Expanded(
child: SliderTheme(
data: SliderTheme.of(context).copyWith(
activeTrackColor: _accentColor,
inactiveTrackColor: _accentColor.withValues(alpha: 0.3),
thumbColor: _accentColor,
overlayColor: _accentColor.withValues(alpha: 0.2),
valueIndicatorColor: _accentColor,
),
child: Slider(
value: _colorHue.toDouble(),
min: 0,
max: 360,
divisions: 360,
label: _colorHue.toString(),
onChanged: (double value) {
setState(() {
_colorHue = value.toInt();
_accentColor = _getRainbowAccentColor(_colorHue, _colorSaturation, _colorBrightness);
});
}
),
)
),
],
),
),
Padding(
padding: const EdgeInsets.only(left: 16, right: 16),
child: Row(
children: <Widget>[
Text(_colorSaturation.toStringAsFixed(1)),
Expanded(
child: SliderTheme(
data: SliderTheme.of(context).copyWith(
activeTrackColor: _accentColor,
inactiveTrackColor: _accentColor.withValues(alpha: 0.3),
thumbColor: _accentColor,
overlayColor: _accentColor.withValues(alpha: 0.2),
valueIndicatorColor: _accentColor,
),
child: Slider(
value: _colorSaturation,
min: 0.0,
max: 1.0,
divisions: 10,
label: _colorSaturation.toStringAsFixed(1),
onChanged: (double value) {
setState(() {
_colorSaturation = value;
_accentColor = _getRainbowAccentColor(_colorHue, _colorSaturation, _colorBrightness);
});
}
),
)
),
],
),
),
Padding(
padding: const EdgeInsets.only(left: 16, right: 16),
child: Row(
children: <Widget>[
Text(_colorBrightness.toStringAsFixed(1)),
Expanded(
child: SliderTheme(
data: SliderTheme.of(context).copyWith(
activeTrackColor: _accentColor,
inactiveTrackColor: _accentColor.withValues(alpha: 0.3),
thumbColor: _accentColor,
overlayColor: _accentColor.withValues(alpha: 0.2),
valueIndicatorColor: _accentColor,
),
child: Slider(
value: _colorBrightness,
min: 0.0,
max: 1.0,
divisions: 10,
label: _colorBrightness.toStringAsFixed(1),
onChanged: (double value) {
setState(() {
_colorBrightness = value;
_accentColor = _getRainbowAccentColor(_colorHue, _colorSaturation, _colorBrightness);
});
}
),
)
),
],
),
),
],
)
);
}
Widget _buildTheme(AppLocalizations l, TextTheme t) {
return Card(
margin: const EdgeInsets.only(left: 0, top: 12, right: 0, bottom: 0),
color: _themeColor.cardColor,
elevation: 0,
child: Padding(
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
child: Row(
children: [
Expanded(
child: Text(l.theme, style: t.bodyMedium),
),
DropdownButton<int>(
value: _themeNumber,
items: [
DropdownMenuItem(value: 0, child: Text(l.systemSetting)),
DropdownMenuItem(value: 1, child: Text(l.lightTheme)),
DropdownMenuItem(value: 2, child: Text(l.darkTheme)),
],
onChanged: (value) {
if (value != null) {
setState(() {
_themeNumber = value;
});
}
},
),
],
),
),
);
}
Widget _buildLanguage(AppLocalizations l, TextTheme t) {
final Map<String,String> languageNames = {
'af': 'af: Afrikaans',
'ar': 'ar: العربية',
'bg': 'bg: Български',
'bn': 'bn: বাংলা',
'bs': 'bs: Bosanski',
'ca': 'ca: Català',
'cs': 'cs: Čeština',
'da': 'da: Dansk',
'de': 'de: Deutsch',
'el': 'el: Ελληνικά',
'en': 'en: English',
'es': 'es: Español',
'et': 'et: Eesti',
'fa': 'fa: فارسی',
'fi': 'fi: Suomi',
'fil': 'fil: Filipino',
'fr': 'fr: Français',
'gu': 'gu: ગુજરાતી',
'he': 'he: עברית',
'hi': 'hi: हिन्दी',
'hr': 'hr: Hrvatski',
'hu': 'hu: Magyar',
'id': 'id: Bahasa Indonesia',
'it': 'it: Italiano',
'ja': 'ja: 日本語',
//'jv': 'jv: Basa Jawa', //flutterのサポート外
'km': 'km: ខ្មែរ',
'kn': 'kn: ಕನ್ನಡ',
'ko': 'ko: 한국어',
'lt': 'lt: Lietuvių',
'lv': 'lv: Latviešu',
'ml': 'ml: മലയാളം',
'mr': 'mr: मराठी',
'ms': 'ms: Bahasa Melayu',
'my': 'my: မြန်မာ',
'ne': 'ne: नेपाली',
'nl': 'nl: Nederlands',
'or': 'or: ଓଡ଼ିଆ',
'pa': 'pa: ਪੰਜਾਬੀ',
'pl': 'pl: Polski',
'pt': 'pt: Português',
'ro': 'ro: Română',
'ru': 'ru: Русский',
'si': 'si: සිංහල',
'sk': 'sk: Slovenčina',
'sr': 'sr: Српски',
'sv': 'sv: Svenska',
'sw': 'sw: Kiswahili',
'ta': 'ta: தமிழ்',
'te': 'te: తెలుగు',
'th': 'th: ไทย',
'tl': 'tl: Tagalog',
'tr': 'tr: Türkçe',
'uk': 'uk: Українська',
'ur': 'ur: اردو',
'uz': 'uz: Oʻzbekcha',
'vi': 'vi: Tiếng Việt',
'zh': 'zh: 中文',
'zu': 'zu: isiZulu',
};
return Card(
margin: const EdgeInsets.only(left: 0, top: 12, right: 0, bottom: 0),
color: _themeColor.cardColor,
elevation: 0,
shadowColor: Colors.transparent,
surfaceTintColor: Colors.transparent,
child: Padding(
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 4),
child: Row(
children: [
Expanded(
child: Text(l.language, style: t.bodyMedium),
),
DropdownButton<String?>(
value: _languageCode,
items: [
DropdownMenuItem(value: '', child: Text('Default')),
...languageNames.entries.map((entry) => DropdownMenuItem<String?>(
value: entry.key,
child: Text(entry.value),
)),
],
onChanged: (String? value) {
setState(() {
_languageCode = value ?? '';
});
},
),
],
),
),
);
}
Widget _buildReview(AppLocalizations l, TextTheme t) {
return Card(
margin: const EdgeInsets.only(left: 0, top: 12, right: 0, bottom: 0),
color: _themeColor.cardColor,
elevation: 0,
child: Padding(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(l.reviewApp, style: t.bodyMedium),
const SizedBox(height: 8),
Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
OutlinedButton.icon(
icon: Icon(Icons.open_in_new, size: 16),
label: Text(l.reviewStore, style: t.bodySmall),
style: OutlinedButton.styleFrom(
padding: const EdgeInsets.symmetric(vertical: 1, horizontal: 12),
side: BorderSide(color: Theme.of(context).colorScheme.primary),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(8),
),
),
onPressed: () async {
await _inAppReview.openStoreListing(
appStoreId: Secrets.appStoreId,
);
},
),
],
),
],
),
),
);
}
Widget _buildCmp(AppLocalizations l, TextTheme t) {
final showButton = _adUmpState.privacyStatus == PrivacyOptionsRequirementStatus.required;
String statusLabel = l.cmpCheckingRegion;
IconData statusIcon = Icons.help_outline;
switch (_adUmpState.privacyStatus) {
case PrivacyOptionsRequirementStatus.required:
statusLabel = l.cmpRegionRequiresSettings;
statusIcon = Icons.privacy_tip_outlined;
break;
case PrivacyOptionsRequirementStatus.notRequired:
statusLabel = l.cmpRegionNoSettingsRequired;
statusIcon = Icons.check_circle_outline;
break;
case PrivacyOptionsRequirementStatus.unknown:
statusLabel = l.cmpRegionCheckFailed;
statusIcon = Icons.error_outline;
break;
}
return Card(
margin: const EdgeInsets.only(left: 0, top: 12, right: 0, bottom: 0),
color: _themeColor.cardColor,
elevation: 0,
child: Padding(
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
l.cmpSettingsTitle,
style: t.bodyMedium,
),
const SizedBox(height: 8),
Text(
l.cmpConsentDescription,
style: t.bodySmall,
),
const SizedBox(height: 16),
Center(
child: Column(
children: [
Chip(
avatar: Icon(statusIcon, size: 18),
label: Text(statusLabel),
),
const SizedBox(height: 6),
Text(
'${l.cmpConsentStatusLabel} ${_adUmpState.consentStatus.localized(context)}',
style: t.bodySmall,
),
if (showButton) ...[
const SizedBox(height: 16),
ElevatedButton.icon(
onPressed: _adUmpState.isChecking
? null
: _onTapPrivacyOptions,
icon: const Icon(Icons.settings),
label: Text(
_adUmpState.isChecking
? l.cmpConsentStatusChecking
: l.cmpOpenConsentSettings,
),
),
const SizedBox(height: 12),
OutlinedButton.icon(
onPressed: _adUmpState.isChecking
? null
: _refreshConsentInfo,
icon: const Icon(Icons.refresh),
label: Text(l.cmpRefreshStatus),
),
const SizedBox(height: 12),
OutlinedButton.icon(
onPressed: () async {
final messenger = ScaffoldMessenger.of(context);
final message = l.cmpResetStatusDone;
await ConsentInformation.instance.reset();
await _refreshConsentInfo();
if (!mounted) {
return;
}
messenger.showSnackBar(
SnackBar(content: Text(message)),
);
},
icon: const Icon(Icons.delete_sweep_outlined),
label: Text(l.cmpResetStatus),
),
],
],
),
),
],
),
),
);
}
}
import 'package:flutter/material.dart';
import 'package:barcodereader/model.dart';
class ThemeColor {
final int? themeNumber;
final BuildContext context;
ThemeColor({this.themeNumber, required this.context});
Brightness get _effectiveBrightness {
switch (themeNumber) {
case 1:
return Brightness.light;
case 2:
return Brightness.dark;
default:
return Theme.of(context).brightness;
}
}
bool get _isLight => _effectiveBrightness == Brightness.light;
Color _getRainbowAccentColor(int hue, double saturation, double brightness) {
return HSVColor.fromAHSV(1, hue.toDouble(), saturation, brightness).toColor();
}
//main page
Color get mainBackColor => _isLight ? Color.fromRGBO(221, 221, 221, 1.0) : Color.fromRGBO(51, 51, 51, 1.0);
Color get mainForeColor => _isLight ? Color.fromRGBO(34, 34, 34, 1.0) : Color.fromRGBO(221, 221, 221, 1.0);
Color get mainButtonColor1 => _isLight
? _getRainbowAccentColor(Model.colorHue, 0.4 * Model.colorSaturation, 1.0 * Model.colorBrightness)
: _getRainbowAccentColor(Model.colorHue, 1.0 * Model.colorSaturation, 0.4 * Model.colorBrightness);
Color get mainButtonColor2 => _isLight
? _getRainbowAccentColor(Model.colorHue, 0.5 * Model.colorSaturation, 1.0 * Model.colorBrightness)
: _getRainbowAccentColor(Model.colorHue, 1.0 * Model.colorSaturation, 0.35 * Model.colorBrightness);
Color get mainButtonColor3 => _isLight
? _getRainbowAccentColor(Model.colorHue, 0.6 * Model.colorSaturation, 1.0 * Model.colorBrightness)
: _getRainbowAccentColor(Model.colorHue, 1.0 * Model.colorSaturation, 0.3 * Model.colorBrightness);
Color get mainResultBackColor => _isLight
? _getRainbowAccentColor(Model.colorHue, 0.2 * Model.colorSaturation, 1.0 * Model.colorBrightness)
: _getRainbowAccentColor(Model.colorHue, 1.0 * Model.colorSaturation, 0.2 * Model.colorBrightness);
//setting page
Color get backColor => _isLight ? Colors.grey[300]! : Colors.grey[900]!;
Color get cardColor => _isLight ? Colors.white : Colors.grey[800]!;
Color get appBarForegroundColor => _isLight ? Colors.grey[700]! : Colors.white70;
Color get dropdownColor => cardColor;
Color get borderColor => _isLight ? Colors.grey[300]! : Colors.grey[700]!;
Color get inputFillColor => _isLight ? Colors.grey[50]! : Colors.grey[900]!;
}
import 'package:flutter/material.dart';
class ThemeModeNumber {
static ThemeMode numberToThemeMode(int value) {
switch (value) {
case 1:
return ThemeMode.light;
case 2:
return ThemeMode.dark;
default:
return ThemeMode.system;
}
}
}
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