make dark mode dark

Author: kasnder

app/src/main/java/eu/faircode/netguard/ApplicationEx.java

@@ -158,7 +158,7 @@ public WindowInsetsCompat onApplyWindowInsets(@NonNull View v, @NonNull WindowIn
                             // This way the padding area shows the window background (primary color)
                             if (content.getChildCount() > 0) {
                                 View child = content.getChildAt(0);
-                                child.setBackgroundColor(dark ? Color.parseColor("#ff121212") : Color.WHITE);
+                                child.setBackgroundColor(dark ? Color.BLACK : Color.WHITE);
                             }
 
                             return insets;

app/src/main/res/values-night/styles.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <style name="AppTheme" parent="Theme.AppCompat.DayNight.DarkActionBar">
+        <item name="colorPrimary">@color/colorPrimary</item>
+        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
+        <item name="colorAccent">@color/colorAccent</item>
+        <item name="android:windowBackground">@color/black</item>
+        <item name="android:colorBackground">@color/black</item>
+    </style>
+</resources>
+

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

@@ -1,5 +1,6 @@
 <resources>
     <color name="colorTrackerControl">#B71C1C</color>
+    <color name="black">#000000</color>
 
     <color name="colorPrimary">#B71C1C</color>
     <color name="colorPrimaryDark">#7f0000</color>