Add a Security section to the Settings screen, with a Security Lock option where the user can see the currently selected Security Lock option. When it is tapped a dialog appears where the user can select his desired Security Lock (PIN/Pattern/None).

app/src/main/java/cy/agorise/bitsybitshareswallet/fragments/SettingsFragment.kt

@@ -14,12 +14,14 @@ import com.afollestad.materialdialogs.MaterialDialog
 import com.afollestad.materialdialogs.callbacks.onDismiss
 import com.afollestad.materialdialogs.customview.customView
 import com.afollestad.materialdialogs.list.customListAdapter
+import com.afollestad.materialdialogs.list.listItems
 import cy.agorise.bitsybitshareswallet.BuildConfig
 import cy.agorise.bitsybitshareswallet.R
 import cy.agorise.bitsybitshareswallet.adapters.FullNodesAdapter
 import cy.agorise.bitsybitshareswallet.repositories.AuthorityRepository
 import cy.agorise.bitsybitshareswallet.utils.Constants
 import cy.agorise.bitsybitshareswallet.utils.CryptoUtils
+import cy.agorise.bitsybitshareswallet.utils.toast
 import cy.agorise.graphenej.BrainKey
 import cy.agorise.graphenej.api.android.NetworkService
 import cy.agorise.graphenej.api.android.RxBus
@@ -97,6 +99,19 @@ class SettingsFragment : Fragment(), ServiceConnection {
             }
         }
 
+        // Obtain the current Security Lock Option selected and display it in the screen
+        val securityLockSelected = PreferenceManager.getDefaultSharedPreferences(context)
+                .getInt(Constants.KEY_SECURITY_LOCK_SELECTED, 0)
+        // Security Lock Options
+        // 0 -> PIN
+        // 1 -> Pattern
+        // 2 -> None
+
+        tvSecurityLockSelected.text = resources.getStringArray(R.array.security_lock_options)[securityLockSelected]
+
+        tvSecurityLock.setOnClickListener { v -> showChooseSecurityLockDialog(v) }
+        tvSecurityLockSelected.setOnClickListener { v -> showChooseSecurityLockDialog(v) }
+
         // Connect to the RxBus, which receives events from the NetworkService
         mDisposables.add(
             RxBus.getBusInstance()
@@ -195,6 +210,18 @@ class SettingsFragment : Fragment(), ServiceConnection {
         }
     }
 
+    /**
+     * Shows a dialog so the user can select its desired Security Lock option.
+     */
+    private fun showChooseSecurityLockDialog(view: View) {
+        MaterialDialog(view.context).show {
+            title(R.string.title__security_dialog)
+            listItems(R.array.security_lock_options) {dialog, index, text ->
+                dialog.context.toast("$text selected!")
+            }
+        }
+    }
+
     /**
      * Obtains the brainKey from the authorities db table for the current user account and if it is not null it passes
      * the brainKey to a method to show it in a nice MaterialDialog

app/src/main/java/cy/agorise/bitsybitshareswallet/utils/Constants.kt

@@ -101,4 +101,7 @@ object Constants {
 
     /** Name of the external storage folder used to save files like PDF and CSV exports and Backups **/
     const val EXTERNAL_STORAGE_FOLDER = "BiTSy"
+
+    /** Key used to store the user's selected Security Lock option */
+    const val KEY_SECURITY_LOCK_SELECTED = "key_security_lock_selected"
 }

app/src/main/res/layout/fragment_settings.xml

@@ -1,18 +1,13 @@
 <?xml version="1.0" encoding="utf-8"?>
-<LinearLayout
+<ScrollView
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    android:orientation="vertical"
+    android:layout_weight="1"
     tools:context=".fragments.SettingsFragment">
 
-    <ScrollView
-        android:layout_width="match_parent"
-        android:layout_height="0dp"
-        android:layout_weight="1">
-
     <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
@@ -61,6 +56,32 @@
             android:textAppearance="@style/TextAppearance.Bitsy.Body1"
             android:drawableEnd="@drawable/ic_disconnected"/>
 
+        <!-- Security -->
+
+        <TextView
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="@dimen/spacing_different_section"
+            android:text="@string/title__security"
+            android:textAppearance="@style/TextAppearance.MaterialComponents.Subtitle1"
+            android:textStyle="bold"/>
+
+        <TextView
+            android:id="@+id/tvSecurityLock"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="@dimen/spacing_different_topic"
+            android:text="@string/text__security_lock"
+            android:textAppearance="@style/TextAppearance.Bitsy.Body1"/>
+
+        <TextView
+            android:id="@+id/tvSecurityLockSelected"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:paddingTop="4dp"
+            tools:text="PIN"
+            android:textSize="16sp"/>
+
         <!-- Backup -->
 
         <TextView
@@ -107,6 +128,4 @@
 
     </LinearLayout>
 
-    </ScrollView>
-
-</LinearLayout>
+</ScrollView>

app/src/main/res/values-es/strings.xml

@@ -137,4 +137,12 @@
     <string name="msg__bugs_or_ideas">Telegram: https://t.me/Agorise\nKeybase: https://keybase.io/team/Agorise</string>
     <string name="title__bitshares_nodes_dialog">Bloque: %1$s</string>
 
+    <!-- Security Settings -->
+    <string name="title__security">Seguridad</string>
+    <string name="text__security_lock">Bloqueo de Seguridad</string>
+    <string name="title__security_dialog">Choose Security Lock</string>
+    <string name="text__pin">PIN</string>
+    <string name="text__pattern">Patrón</string>
+    <string name="text__none">Ninguno</string>
+
 </resources>

app/src/main/res/values/arrays.xml

@@ -1,7 +1,15 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
+    <!-- Options used to populate the Export Options Dialog in the Transactions Screen -->
     <string-array name="export_options">
         <item>@string/text__pdf</item>
         <item>@string/text__csv</item>
     </string-array>
+
+    <!-- Options used to populate the Security Lock Options Dialog in the Settings Screen -->
+    <string-array name="security_lock_options">
+        <item>@string/text__pin</item>
+        <item>@string/text__pattern</item>
+        <item>@string/text__none</item>
+    </string-array>
 </resources>

app/src/main/res/values/strings.xml

@@ -138,4 +138,12 @@
     <string name="msg__bugs_or_ideas">Telegram: https://t.me/Agorise\nKeybase: https://keybase.io/team/Agorise</string>
     <string name="title__bitshares_nodes_dialog">Block: %1$s</string>
 
+    <!-- Security Settings -->
+    <string name="title__security">Security</string>
+    <string name="text__security_lock">Security Lock</string>
+    <string name="title__security_dialog">Choose Security Lock</string>
+    <string name="text__pin">PIN</string>
+    <string name="text__pattern">Pattern</string>
+    <string name="text__none">None</string>
+
 </resources>