CW-351-Add-option-in-Privacy-settings-to-enable-disable-screenshots (#885)

* add prevent screenshots option

* fix prevent screen recording

* update localization

* Update strings_ja.arb

android/app/src/main/java/com/cakewallet/cake_wallet/MainActivity.java

@@ -24,6 +24,7 @@ import java.security.SecureRandom;
 public class MainActivity extends FlutterFragmentActivity {
     final String UTILS_CHANNEL = "com.cake_wallet/native_utils";
     final int UNSTOPPABLE_DOMAIN_MIN_VERSION_SDK = 24;
+    boolean isAppSecure = false;
 
     @Override
     public void configureFlutterEngine(@NonNull FlutterEngine flutterEngine) {
@@ -56,6 +57,14 @@ public class MainActivity extends FlutterFragmentActivity {
                         handler.post(() -> result.success(""));
                     }
                     break;
+                case "setIsAppSecure":
+                    isAppSecure = call.argument("isAppSecure");
+                    if (isAppSecure) {
+                        getWindow().setFlags(WindowManager.LayoutParams.FLAG_SECURE, WindowManager.LayoutParams.FLAG_SECURE);
+                    } else {
+                        getWindow().clearFlags(WindowManager.LayoutParams.FLAG_SECURE);
+                    }
+                    break;
                 default:
                     handler.post(() -> result.notImplemented());
             }
@@ -80,10 +89,4 @@ public class MainActivity extends FlutterFragmentActivity {
             }
         });
     }
-
-    @Override
-    public void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        getWindow().setFlags(WindowManager.LayoutParams.FLAG_SECURE, WindowManager.LayoutParams.FLAG_SECURE);
-    }
 }

cw_core/lib/set_app_secure_native.dart

@@ -0,0 +1,6 @@
+import 'package:flutter/services.dart';
+
+const utils = const MethodChannel('com.cake_wallet/native_utils');
+
+void setIsAppSecureNative(bool isAppSecure) =>
+    utils.invokeMethod<Uint8List>('setIsAppSecure', {'isAppSecure': isAppSecure});

cw_monero/example/pubspec.lock

@@ -115,10 +115,10 @@ packages:
     dependency: transitive
     description:
       name: ffi
-      sha256: "13a6ccf6a459a125b3fcdb6ec73bd5ff90822e071207c663bfd1f70062d51d18"
+      sha256: a38574032c5f1dd06c4aee541789906c12ccaab8ba01446e800d9c5b79c4a978
       url: "https://pub.dev"
     source: hosted
-    version: "1.2.1"
+    version: "2.0.1"
   file:
     dependency: transitive
     description:
@@ -277,10 +277,10 @@ packages:
     dependency: transitive
     description:
       name: path_provider_windows
-      sha256: a34ecd7fb548f8e57321fd8e50d865d266941b54e6c3b7758cf8f37c24116905
+      sha256: f53720498d5a543f9607db4b0e997c4b5438884de25b0f73098cc2671a51b130
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.7"
+    version: "2.1.5"
   platform:
     dependency: transitive
     description:
@@ -386,10 +386,10 @@ packages:
     dependency: transitive
     description:
       name: win32
-      sha256: c0e3a4f7be7dae51d8f152230b86627e3397c1ba8c3fa58e63d44a9f3edc9cef
+      sha256: a6f0236dbda0f63aa9a25ad1ff9a9d8a4eaaa5012da0dc59d21afdb1dc361ca4
       url: "https://pub.dev"
     source: hosted
-    version: "2.6.1"
+    version: "3.1.4"
   xdg_directories:
     dependency: transitive
     description:
@@ -399,5 +399,5 @@ packages:
     source: hosted
     version: "0.2.0+3"
 sdks:
-  dart: ">=2.18.1 <3.0.0"
+  dart: ">=2.18.1 <4.0.0"
   flutter: ">=3.0.0"

lib/core/backup_service.dart

@@ -209,6 +209,7 @@ class BackupService {
     final currentBalanceDisplayMode = data[PreferencesKey.currentBalanceDisplayModeKey] as int?;
     final currentFiatCurrency = data[PreferencesKey.currentFiatCurrencyKey] as String?;
     final shouldSaveRecipientAddress = data[PreferencesKey.shouldSaveRecipientAddressKey] as bool?;
+    final isAppSecure = data[PreferencesKey.isAppSecureKey] as bool?;
     final currentTransactionPriorityKeyLegacy = data[PreferencesKey.currentTransactionPriorityKeyLegacy] as int?;
     final allowBiometricalAuthentication = data[PreferencesKey.allowBiometricalAuthenticationKey] as bool?;
     final currentBitcoinElectrumSererId = data[PreferencesKey.currentBitcoinElectrumSererIdKey] as int?;
@@ -245,6 +246,11 @@ class BackupService {
         PreferencesKey.shouldSaveRecipientAddressKey,
         shouldSaveRecipientAddress);
 
+    if (isAppSecure != null)
+      await _sharedPreferences.setBool(
+          PreferencesKey.isAppSecureKey,
+          isAppSecure);
+
     if (currentTransactionPriorityKeyLegacy != null)
       await _sharedPreferences.setInt(
         PreferencesKey.currentTransactionPriorityKeyLegacy,

lib/entities/preferences_key.dart

@@ -9,6 +9,7 @@ class PreferencesKey {
   static const currentTransactionPriorityKeyLegacy = 'current_fee_priority';
   static const currentBalanceDisplayModeKey = 'current_balance_display_mode';
   static const shouldSaveRecipientAddressKey = 'save_recipient_address';
+  static const isAppSecureKey = 'is_app_secure';
   static const currentFiatApiModeKey = 'current_fiat_api_mode';
   static const allowBiometricalAuthenticationKey =
       'allow_biometrical_authentication';

lib/src/screens/settings/privacy_page.dart

@@ -8,6 +8,7 @@ import 'package:cake_wallet/view_model/settings/choices_list_item.dart';
 import 'package:cake_wallet/view_model/settings/privacy_settings_view_model.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_mobx/flutter_mobx.dart';
+import 'dart:io' show Platform;
 
 class PrivacyPage extends BasePage {
   PrivacyPage(this._privacySettingsViewModel);
@@ -48,6 +49,13 @@ class PrivacyPage extends BasePage {
                 onValueChange: (BuildContext _, bool value) {
                   _privacySettingsViewModel.setShouldSaveRecipientAddress(value);
                 }),
+            if (Platform.isAndroid)
+            SettingsSwitcherCell(
+                title: S.current.prevent_screenshots,
+                value: _privacySettingsViewModel.isAppSecure,
+                onValueChange: (BuildContext _, bool value) {
+                  _privacySettingsViewModel.setIsAppSecure(value);
+                }),
           ],
         );
       }),

lib/store/settings_store.dart

@@ -19,6 +19,8 @@ import 'package:cw_core/node.dart';
 import 'package:cake_wallet/monero/monero.dart';
 import 'package:cake_wallet/entities/action_list_display_mode.dart';
 import 'package:cake_wallet/entities/fiat_api_mode.dart';
+import 'package:cw_core/set_app_secure_native.dart';
+import 'dart:io' show Platform;
 
 part 'settings_store.g.dart';
 
@@ -31,6 +33,7 @@ abstract class SettingsStoreBase with Store {
       required FiatCurrency initialFiatCurrency,
       required BalanceDisplayMode initialBalanceDisplayMode,
       required bool initialSaveRecipientAddress,
+      required bool initialAppSecure,
       required FiatApiMode initialFiatMode,
       required bool initialAllowBiometricalAuthentication,
       required ExchangeApiMode initialExchangeStatus,
@@ -53,6 +56,7 @@ abstract class SettingsStoreBase with Store {
     fiatCurrency = initialFiatCurrency,
     balanceDisplayMode = initialBalanceDisplayMode,
     shouldSaveRecipientAddress = initialSaveRecipientAddress,
+        isAppSecure = initialAppSecure,
     fiatApiMode = initialFiatMode,
     allowBiometricalAuthentication = initialAllowBiometricalAuthentication,
         shouldShowMarketPlaceInDashboard = initialShouldShowMarketPlaceInDashboard,
@@ -119,6 +123,17 @@ abstract class SettingsStoreBase with Store {
             PreferencesKey.shouldSaveRecipientAddressKey,
             shouldSaveRecipientAddress));
 
+    reaction((_) => isAppSecure, (bool isAppSecure) {
+      sharedPreferences.setBool(PreferencesKey.isAppSecureKey, isAppSecure);
+      if (Platform.isAndroid) {
+        setIsAppSecureNative(isAppSecure);
+      }
+    });
+
+    if (Platform.isAndroid) {
+      setIsAppSecureNative(isAppSecure);
+    }
+
     reaction(
             (_) => fiatApiMode,
             (FiatApiMode mode) => sharedPreferences.setInt(
@@ -199,6 +214,9 @@ abstract class SettingsStoreBase with Store {
   @observable
   bool shouldSaveRecipientAddress;
 
+  @observable
+  bool isAppSecure;
+
   @observable
   bool allowBiometricalAuthentication;
 
@@ -289,6 +307,8 @@ abstract class SettingsStoreBase with Store {
     // FIX-ME: Check for which default value we should have here
     final shouldSaveRecipientAddress =
         sharedPreferences.getBool(PreferencesKey.shouldSaveRecipientAddressKey) ?? false;
+    final isAppSecure =
+        sharedPreferences.getBool(PreferencesKey.isAppSecureKey) ?? false;
     final currentFiatApiMode = FiatApiMode.deserialize(
         raw: sharedPreferences
             .getInt(PreferencesKey.currentFiatApiModeKey) ?? FiatApiMode.enabled.raw);
@@ -316,7 +336,7 @@ abstract class SettingsStoreBase with Store {
     final pinCodeTimeOutDuration = timeOutDuration != null
         ? PinCodeRequiredDuration.deserialize(raw: timeOutDuration)
         : defaultPinCodeTimeOutDuration;
-    
+
     // If no value
     if (pinLength == null || pinLength == 0) {
       pinLength = defaultPinLength;
@@ -367,6 +387,7 @@ abstract class SettingsStoreBase with Store {
         initialFiatCurrency: currentFiatCurrency,
         initialBalanceDisplayMode: currentBalanceDisplayMode,
         initialSaveRecipientAddress: shouldSaveRecipientAddress,
+        initialAppSecure: isAppSecure,
         initialFiatMode: currentFiatApiMode,
         initialAllowBiometricalAuthentication: allowBiometricalAuthentication,
         initialExchangeStatus: exchangeStatus,
@@ -412,6 +433,8 @@ abstract class SettingsStoreBase with Store {
             .getInt(PreferencesKey.currentBalanceDisplayModeKey)!);
     shouldSaveRecipientAddress =
         sharedPreferences.getBool(PreferencesKey.shouldSaveRecipientAddressKey) ?? shouldSaveRecipientAddress;
+    isAppSecure =
+        sharedPreferences.getBool(PreferencesKey.isAppSecureKey) ?? isAppSecure;
     allowBiometricalAuthentication = sharedPreferences
         .getBool(PreferencesKey.allowBiometricalAuthenticationKey) ??
         allowBiometricalAuthentication;

lib/view_model/settings/privacy_settings_view_model.dart

@@ -21,6 +21,9 @@ abstract class PrivacySettingsViewModelBase with Store {
   @computed
   FiatApiMode get fiatApiMode => _settingsStore.fiatApiMode;
 
+  @computed
+  bool get isAppSecure => _settingsStore.isAppSecure;
+
   @action
   void setShouldSaveRecipientAddress(bool value) => _settingsStore.shouldSaveRecipientAddress = value;
 
@@ -30,4 +33,7 @@ abstract class PrivacySettingsViewModelBase with Store {
   @action
   void setFiatMode(FiatApiMode fiatApiMode) => _settingsStore.fiatApiMode = fiatApiMode;
 
+  @action
+  void setIsAppSecure(bool value) => _settingsStore.isAppSecure = value;
+
 }

res/values/strings_ar.arb

@@ -699,5 +699,6 @@
    "sell_monero_com_alert_content": "بيع Monero غير مدعوم حتى الآن",
    "error_text_input_below_minimum_limit":" المبلغ أقل من الحد الأدنى",
    "error_text_input_above_maximum_limit":"المبلغ أكبر من الحد الأقصى",
-   "show_market_place": "إظهار السوق"
+   "show_market_place": "إظهار السوق",
+   "prevent_screenshots": "منع لقطات الشاشة وتسجيل الشاشة"
 }

res/values/strings_bg.arb

@@ -700,5 +700,6 @@
   "sell_monero_com_alert_content": "Продажбата на Monero все още не се поддържа",
   "error_text_input_below_minimum_limit" : "Сумата е по-малко от минималната",
   "error_text_input_above_maximum_limit" : "Сумата надвишава максималната",
-  "show_market_place":"Покажи пазар"
+  "show_market_place":"Покажи пазар",
+  "prevent_screenshots": "Предотвратете екранни снимки и запис на екрана"
 }

res/values/strings_cs.arb

@@ -700,5 +700,6 @@
   "sell_monero_com_alert_content": "Prodej Monero zatím není podporován",
   "error_text_input_below_minimum_limit" : "Částka je menší než minimální hodnota",
   "error_text_input_above_maximum_limit" : "Částka je větší než maximální hodnota",
-  "show_market_place": "Zobrazit trh"
+  "show_market_place": "Zobrazit trh",
+  "prevent_screenshots": "Zabránit vytváření snímků obrazovky a nahrávání obrazovky"
 }

res/values/strings_de.arb

@@ -701,5 +701,6 @@
   "sell_monero_com_alert_content": "Der Verkauf von Monero wird noch nicht unterstützt",
   "error_text_input_below_minimum_limit" : "Menge ist unter dem Minimum",
   "error_text_input_above_maximum_limit" : "Menge ist über dem Maximum",
-  "show_market_place": "Marktplatz anzeigen"
+  "show_market_place": "Marktplatz anzeigen",
+  "prevent_screenshots": "Verhindern Sie Screenshots und Bildschirmaufzeichnungen"
 }

res/values/strings_en.arb

@@ -701,5 +701,6 @@
   "sell_monero_com_alert_content": "Selling Monero is not supported yet",
   "error_text_input_below_minimum_limit" : "Amount is less than the minimum",
   "error_text_input_above_maximum_limit" : "Amount is more than the maximum",
-  "show_market_place" :"Show Marketplace"
+  "show_market_place" :"Show Marketplace",
+  "prevent_screenshots": "Prevent screenshots and screen recording"
 }

res/values/strings_es.arb

@@ -701,5 +701,6 @@
   "sell_monero_com_alert_content": "Aún no se admite la venta de Monero",
   "error_text_input_below_minimum_limit" : "La cantidad es menos que mínima",
   "error_text_input_above_maximum_limit" : "La cantidad es más que el máximo",
-  "show_market_place": "Mostrar mercado"
+  "show_market_place": "Mostrar mercado",
+  "prevent_screenshots": "Evitar capturas de pantalla y grabación de pantalla"
 }

res/values/strings_fr.arb

@@ -701,5 +701,6 @@
   "sell_monero_com_alert_content": "La vente de Monero n'est pas encore prise en charge",
   "error_text_input_below_minimum_limit" : "Le montant est inférieur au minimum",
   "error_text_input_above_maximum_limit" : "Le montant est supérieur au maximum",
-  "show_market_place" :"Afficher la place de marché"
+  "show_market_place" :"Afficher la place de marché",
+  "prevent_screenshots": "Empêcher les captures d'écran et l'enregistrement d'écran"
 }

res/values/strings_hi.arb

@@ -701,5 +701,6 @@
   "sell_monero_com_alert_content": "मोनेरो बेचना अभी तक समर्थित नहीं है",
   "error_text_input_below_minimum_limit" : "राशि न्यूनतम से कम है",
   "error_text_input_above_maximum_limit" : "राशि अधिकतम से अधिक है",
-  "show_market_place":"बाज़ार दिखाएँ"
+  "show_market_place":"बाज़ार दिखाएँ",
+  "prevent_screenshots": "स्क्रीनशॉट और स्क्रीन रिकॉर्डिंग रोकें"
 }

res/values/strings_hr.arb

@@ -701,5 +701,6 @@
   "sell_monero_com_alert_content": "Prodaja Monera još nije podržana",
   "error_text_input_below_minimum_limit" : "Iznos je manji od minimalnog",
   "error_text_input_above_maximum_limit" : "Iznos je veći od maskimalnog",
-  "show_market_place" : "Prikaži tržište"
+  "show_market_place" : "Prikaži tržište",
+  "prevent_screenshots": "Spriječite snimke zaslona i snimanje zaslona"
 }

res/values/strings_id.arb

@@ -682,5 +682,6 @@
   "sell_monero_com_alert_content": "Menjual Monero belum didukung",
   "error_text_input_below_minimum_limit" : "Jumlah kurang dari minimal",
   "error_text_input_above_maximum_limit" : "Jumlah lebih dari maksimal",
-  "show_market_place": "Tampilkan Pasar"
+  "show_market_place": "Tampilkan Pasar",
+  "prevent_screenshots": "Cegah tangkapan layar dan perekaman layar"
 }

res/values/strings_it.arb

@@ -701,5 +701,6 @@
   "sell_monero_com_alert_content": "La vendita di Monero non è ancora supportata",
   "error_text_input_below_minimum_limit" : "L'ammontare è inferiore al minimo",
   "error_text_input_above_maximum_limit" : "L'ammontare è superiore al massimo",
-  "show_market_place":"Mostra mercato"
+  "show_market_place":"Mostra mercato",
+  "prevent_screenshots": "Impedisci screenshot e registrazione dello schermo"
 }

res/values/strings_ja.arb

@@ -701,5 +701,6 @@
   "sell_monero_com_alert_content": "モネロの販売はまだサポートされていません",
   "error_text_input_below_minimum_limit" : "金額は最小額より少ない",
   "error_text_input_above_maximum_limit" : "金額は最大値を超えています",
-  "show_market_place":"マーケットプレイスを表示"
+  "show_market_place":"マーケットプレイスを表示",
+  "prevent_screenshots": "スクリーンショットと画面録画を防止する"
 }

res/values/strings_ko.arb

@@ -701,5 +701,6 @@
   "sell_monero_com_alert_content": "지원되지 않습니다.",
   "error_text_input_below_minimum_limit" : "금액이 최소보다 적습니다.",
   "error_text_input_above_maximum_limit" : "금액이 최대 값보다 많습니다.",
-  "show_market_place":"마켓플레이스 표시"
+  "show_market_place":"마켓플레이스 표시",
+  "prevent_screenshots": "스크린샷 및 화면 녹화 방지"
 }

res/values/strings_my.arb

@@ -701,5 +701,6 @@
   "sell_monero_com_alert_content": "Monero ရောင်းချခြင်းကို မပံ့ပိုးရသေးပါ။",
   "error_text_input_below_minimum_limit" : "ပမာဏသည် အနိမ့်ဆုံးထက်နည်းသည်။",
   "error_text_input_above_maximum_limit" : "ပမာဏသည် အများဆုံးထက် ပိုများသည်။",
-  "show_market_place":"စျေးကွက်ကိုပြသပါ။"
+  "show_market_place":"စျေးကွက်ကိုပြသပါ။",
+  "prevent_screenshots": "ဖန်သားပြင်ဓာတ်ပုံများနှင့် မျက်နှာပြင်ရိုက်ကူးခြင်းကို တားဆီးပါ။"
 }

res/values/strings_nl.arb

@@ -701,5 +701,6 @@
   "sell_monero_com_alert_content": "Het verkopen van Monero wordt nog niet ondersteund",
   "error_text_input_below_minimum_limit" : "Bedrag is minder dan minimaal",
   "error_text_input_above_maximum_limit" : "Bedrag is meer dan maximaal",
-  "show_market_place":"Toon Marktplaats"
+  "show_market_place":"Toon Marktplaats",
+  "prevent_screenshots": "Voorkom screenshots en schermopname"
 }

res/values/strings_pl.arb

@@ -701,5 +701,6 @@
   "sell_monero_com_alert_content": "Sprzedaż Monero nie jest jeszcze obsługiwana",
   "error_text_input_below_minimum_limit" : "Kwota jest mniejsza niż minimalna",
   "error_text_input_above_maximum_limit" : "Kwota jest większa niż maksymalna",
-  "show_market_place" : "Pokaż rynek"
+  "show_market_place" : "Pokaż rynek",
+  "prevent_screenshots": "Zapobiegaj zrzutom ekranu i nagrywaniu ekranu"
 }

res/values/strings_pt.arb

@@ -700,5 +700,6 @@
   "sell_monero_com_alert_content": "A venda de Monero ainda não é suportada",
   "error_text_input_below_minimum_limit" : "O valor é menor que o mínimo",
   "error_text_input_above_maximum_limit" : "O valor é superior ao máximo",
-  "show_market_place":"Mostrar mercado"
+  "show_market_place":"Mostrar mercado",
+  "prevent_screenshots": "Evite capturas de tela e gravação de tela"
 }

res/values/strings_ru.arb

@@ -701,5 +701,6 @@
   "sell_monero_com_alert_content": "Продажа Monero пока не поддерживается",
   "error_text_input_below_minimum_limit" : "Сумма меньше минимальной",
   "error_text_input_above_maximum_limit" : "Сумма больше максимальной",
-  "show_market_place":"Показать торговую площадку"
+  "show_market_place":"Показать торговую площадку",
+  "prevent_screenshots": "Предотвратить скриншоты и запись экрана"
 }

res/values/strings_th.arb

@@ -699,5 +699,6 @@
   "sell_monero_com_alert_content": "ยังไม่รองรับการขาย Monero",
   "error_text_input_below_minimum_limit" : "จำนวนเงินน้อยกว่าขั้นต่ำ",
   "error_text_input_above_maximum_limit" : "จำนวนเงินสูงกว่าค่าสูงสุด",
-  "show_market_place":"แสดงตลาดกลาง"
+  "show_market_place":"แสดงตลาดกลาง",
+  "prevent_screenshots": "ป้องกันภาพหน้าจอและการบันทึกหน้าจอ"
 }

res/values/strings_tr.arb

@@ -701,5 +701,6 @@
   "sell_monero_com_alert_content": "Monero satışı henüz desteklenmiyor",
   "error_text_input_below_minimum_limit" : "Miktar minimumdan daha azdır",
   "error_text_input_above_maximum_limit" : "Miktar maksimumdan daha fazla",
-  "show_market_place":"Pazar Yerini Göster"
+  "show_market_place":"Pazar Yerini Göster",
+  "prevent_screenshots": "Ekran görüntülerini ve ekran kaydını önleyin"
 }

res/values/strings_uk.arb

@@ -700,5 +700,6 @@
   "sell_monero_com_alert_content": "Продаж Monero ще не підтримується",
   "error_text_input_below_minimum_limit" : "Сума менша мінімальної",
   "error_text_input_above_maximum_limit" : "Сума більше максимальної",
-  "show_market_place":"Шоу Ринок"
+  "show_market_place":"Відображати маркетплейс",
+  "prevent_screenshots": "Запобігати знімкам екрана та запису екрана"
 }

res/values/strings_ur.arb

@@ -701,5 +701,6 @@
   "sell_monero_com_alert_content": "Monero فروخت کرنا ابھی تک تعاون یافتہ نہیں ہے۔",
   "error_text_input_below_minimum_limit" : "رقم کم از کم سے کم ہے۔",
   "error_text_input_above_maximum_limit" : "رقم زیادہ سے زیادہ سے زیادہ ہے۔",
-  "show_market_place":"بازار دکھائیں۔"
+  "show_market_place":"بازار دکھائیں۔",
+  "prevent_screenshots": "اسکرین شاٹس اور اسکرین ریکارڈنگ کو روکیں۔"
 }

res/values/strings_zh.arb

@@ -700,5 +700,6 @@
   "sell_monero_com_alert_content": "尚不支持出售门罗币",
   "error_text_input_below_minimum_limit" : "金额小于最小值",
   "error_text_input_above_maximum_limit" : "金额大于最大值",
-  "show_market_place" :"显示市场"
+  "show_market_place" :"显示市场",
+  "prevent_screenshots": "防止截屏和录屏"
 }