Allow to sort by date added and last update

src/main/res/drawable/ic_sort.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector
+  xmlns:android="http://schemas.android.com/apk/res/android"
+  android:width="24dp"
+  android:height="24dp"
+  android:viewportWidth="24"
+  android:viewportHeight="24">
+
+  <path
+    android:fillColor="#ffffffff"
+    android:pathData="M3 18h6v-2H3v2zM3 6v2h18V6H3zm0 7h12v-2H3v2z" />
+
+</vector>

src/main/res/layout/fragment.xml

@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <nya.kitsunyan.foxydroid.widget.FragmentLinearLayout
   xmlns:android="http://schemas.android.com/apk/res/android"
+  xmlns:app="http://schemas.android.com/apk/res-auto"
   android:layout_width="match_parent"
   android:layout_height="match_parent"
   android:orientation="vertical">
@@ -13,7 +14,8 @@
     <androidx.appcompat.widget.Toolbar
       android:id="@+id/toolbar"
       android:layout_width="match_parent"
-      android:layout_height="wrap_content" />
+      android:layout_height="wrap_content"
+      app:popupTheme="@style/Theme.Toolbar.Popup" />
 
     <FrameLayout
       android:id="@+id/toolbar_extra"

src/main/res/values/strings.xml

@@ -4,7 +4,7 @@
   <string name="action_failed">Action failed</string>
   <string name="add_repository">Add repository</string>
   <string name="address">Address</string>
-  <string name="all_applications_category">All Applications</string>
+  <string name="all_applications">All applications</string>
   <string name="already_exists">Already exists</string>
   <string name="always">Always</string>
   <string name="anti_feature_advertising">Has advertising</string>
@@ -35,6 +35,7 @@
   <string name="confirm_action">Confirm action</string>
   <string name="connecting">Connecting</string>
   <string name="dark">Dark</string>
+  <string name="date_added">Date added</string>
   <string name="delete">Delete</string>
   <string name="delete_repository_confirm">Are you sure you want to delete the repository?</string>
   <string name="description">Description</string>
@@ -124,6 +125,7 @@
   <string name="show_older_releases">Show older releases</string>
   <string name="skip">Skip</string>
   <string name="socks_proxy">SOCKS proxy</string>
+  <string name="sort_order">Sort order</string>
   <string name="source_code">Source code</string>
   <string name="suggested">Suggested</string>
   <string name="sync_repositories">Sync repositories</string>

src/main/res/values/styles.xml

@@ -23,4 +23,8 @@
     <item name="colorError">@color/error_dark</item>
   </style>
 
+  <style name="Theme.Toolbar.Popup" parent="Theme.Main.Dark">
+    <item name="android:colorBackground">?attr/colorPrimaryDark</item>
+  </style>
+
 </resources>