Fixes, Android adaptive icon for crypto.

android/app/src/crypto/res/drawable-v24/ic_launcher_foreground.xml

@@ -0,0 +1,34 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportHeight="108"
+    android:viewportWidth="108">
+    <path
+        android:fillType="evenOdd"
+        android:pathData="M32,64C32,64 38.39,52.99 44.13,50.95C51.37,48.37 70.14,49.57 70.14,49.57L108.26,87.69L108,109.01L75.97,107.97L32,64Z"
+        android:strokeColor="#00000000"
+        android:strokeWidth="1">
+        <aapt:attr name="android:fillColor">
+            <gradient
+                android:endX="78.5885"
+                android:endY="90.9159"
+                android:startX="48.7653"
+                android:startY="61.0926"
+                android:type="linear">
+                <item
+                    android:color="#44000000"
+                    android:offset="0.0" />
+                <item
+                    android:color="#00000000"
+                    android:offset="1.0" />
+            </gradient>
+        </aapt:attr>
+    </path>
+    <path
+        android:fillColor="#FFFFFF"
+        android:fillType="nonZero"
+        android:pathData="M66.94,46.02L66.94,46.02C72.44,50.07 76,56.61 76,64L32,64C32,56.61 35.56,50.11 40.98,46.06L36.18,41.19C35.45,40.45 35.45,39.3 36.18,38.56C36.91,37.81 38.05,37.81 38.78,38.56L44.25,44.05C47.18,42.57 50.48,41.71 54,41.71C57.48,41.71 60.78,42.57 63.68,44.05L69.11,38.56C69.84,37.81 70.98,37.81 71.71,38.56C72.44,39.3 72.44,40.45 71.71,41.19L66.94,46.02ZM62.94,56.92C64.08,56.92 65,56.01 65,54.88C65,53.76 64.08,52.85 62.94,52.85C61.8,52.85 60.88,53.76 60.88,54.88C60.88,56.01 61.8,56.92 62.94,56.92ZM45.06,56.92C46.2,56.92 47.13,56.01 47.13,54.88C47.13,53.76 46.2,52.85 45.06,52.85C43.92,52.85 43,53.76 43,54.88C43,56.01 43.92,56.92 45.06,56.92Z"
+        android:strokeColor="#00000000"
+        android:strokeWidth="1" />
+</vector>

android/app/src/crypto/res/drawable/ic_launcher_background.xml

@@ -0,0 +1,170 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportHeight="108"
+    android:viewportWidth="108">
+    <path
+        android:fillColor="#26A69A"
+        android:pathData="M0,0h108v108h-108z" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M9,0L9,108"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,0L19,108"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,0L29,108"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,0L39,108"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,0L49,108"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,0L59,108"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,0L69,108"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,0L79,108"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M89,0L89,108"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M99,0L99,108"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,9L108,9"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,19L108,19"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,29L108,29"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,39L108,39"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,49L108,49"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,59L108,59"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,69L108,69"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,79L108,79"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,89L108,89"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,99L108,99"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,29L89,29"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,39L89,39"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,49L89,49"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,59L89,59"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,69L89,69"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,79L89,79"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,19L29,89"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,19L39,89"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,19L49,89"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,19L59,89"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,19L69,89"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,19L79,89"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+</vector>

android/app/src/crypto/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background"/>
+    <foreground android:drawable="@mipmap/ic_launcher_foreground"/>
+</adaptive-icon>

android/app/src/crypto/res/mipmap-anydpi-v26/ic_launcher_round.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background"/>
+    <foreground android:drawable="@mipmap/ic_launcher_foreground"/>
+</adaptive-icon>

android/app/src/crypto/res/values/ic_launcher_background.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="ic_launcher_background">#FFFFFF</color>
+</resources>

lib/base/base_state.dart

@@ -50,6 +50,8 @@ abstract class BaseState<T extends StatefulWidget> extends State<T> {
   /// Возвращает контейнер с всеми виджетами экрана.
   Widget getScreenContent();
 
+  bool isAutomaticallyImplyLeading();
+
   /// Возвращает заголовок для AppBar
   String getTitle() {
     return null;
@@ -59,6 +61,7 @@ abstract class BaseState<T extends StatefulWidget> extends State<T> {
     return new AppBar(title: new Container(
         margin: new EdgeInsets.only(left: 16.0),
         child: new Text(getTitle(), style: new TextStyle(fontSize: 18.0))),
+        automaticallyImplyLeading: isAutomaticallyImplyLeading(),
         backgroundColor: Resources.getPrimaryColor(app),  actions: getMenuButtons());
   }
 

lib/screens/currencies.dart

@@ -17,6 +17,7 @@ class _CurrenciesState extends SettingsBaseState<CurrenciesScreen> {
 
   _CurrenciesState(SqliteHelper helper, String app) : super(helper, app);
 
+  bool isAutomaticallyImplyLeading() => true;
 
   @override
   List<String> getOptions() {

lib/screens/faq.dart

@@ -22,6 +22,8 @@ class EntryItem extends StatelessWidget {
   const EntryItem(this.entry);
   final Entry entry;
 
+  bool isAutomaticallyImplyLeading() => true;
+
   Widget _buildTiles(BuildContext context, Entry root) {
     EdgeInsets margin = new EdgeInsets.only(left: 20.0, right: 20.0);
     TextStyle titleStyle = Theme.of(context).textTheme.button.copyWith(

lib/screens/finish_registration.dart

@@ -24,6 +24,8 @@ class RegistrationScreenState extends BaseState<FinishRegistrationScreen> {
   bool _tokenActive = false;
   String _merchantID = '';
 
+  bool isAutomaticallyImplyLeading() => false;
+
   @override Widget build(BuildContext context) {
     if (_merchantID == '') {
       helper.getMerchantID().then((result) {

lib/screens/languages.dart

@@ -18,6 +18,8 @@ class LanguagesState extends SettingsBaseState<LanguagesScreen> {
 
   List<String> languages = const ['ru', 'en', 'ua', 'es'];
 
+  bool isAutomaticallyImplyLeading() => true;
+
   @override
   List<String> getOptions() {
 

lib/screens/purchase.dart

@@ -37,6 +37,8 @@ class PurchaseScreenState<T> extends BaseState<PurchaseScreen> {
   FocusNode _focusNodeSum = new FocusNode();
   FocusNode _focusNodeBonus = new FocusNode();
 
+  bool isAutomaticallyImplyLeading() => false;
+
   PurchaseScreenState(SqliteHelper helper, String app, String userString, String card) : super(helper, app) {
     this.user = JSON.decode(userString);
     this.card = card;

lib/screens/purchase_success.dart

@@ -41,6 +41,8 @@ class PurchaseSuccessScreenState<T> extends BaseState<PurchaseSuccessScreen> {
   int currency;
   bool showBonus;
 
+  bool isAutomaticallyImplyLeading() => false;
+
   @override String getTitle() {
     return StringsLocalization.carryingPurchase();
   }

lib/screens/registration.dart

@@ -25,6 +25,8 @@ class RegistrationScreenState extends BaseState<RegistrationScreen> {
   RegistrationScreenState(SqliteHelper helper, String app) : super(helper, app);
   FocusNode _focusNode = new FocusNode();
 
+  bool isAutomaticallyImplyLeading() => false;
+
   @override
   Widget build(BuildContext ctx) {
     return getMainWidget();

lib/screens/settings.dart

@@ -36,6 +36,8 @@ class SettingsState extends BaseState<SettingsScreen> {
 
   bool returnToScanner;
 
+  bool isAutomaticallyImplyLeading() => true;
+
   SettingsState(SqliteHelper helper, String app, bool returnToScanner) : super(helper, app) {
     this.returnToScanner = returnToScanner;
   }

lib/screens/splash.dart

@@ -30,6 +30,8 @@ class _SplashScreenState extends BaseState<SplashScreen> {
   _SplashScreenState(SqliteHelper helper, String app) : super(helper, app);
   bool a = false;
 
+  bool isAutomaticallyImplyLeading() => false;
+
   @override
   void initState() {