Merge pull request #1927 from MilosKozak/splash

Splash logo

app/src/main/AndroidManifest.xml

@@ -36,7 +36,7 @@
         android:label="@string/app_name"
         android:roundIcon="${appIconRound}"
         android:supportsRtl="true"
-        android:theme="@style/AppTheme.NoActionBar"
+        android:theme="@style/AppTheme.Launcher"
         android:fullBackupContent="true">
         <meta-data
             android:name="com.google.android.gms.car.application"

app/src/main/java/info/nightscout/androidaps/MainActivity.java

@@ -74,6 +74,7 @@ public class MainActivity extends AppCompatActivity {
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
+        setTheme(R.style.AppTheme_NoActionBar);
         super.onCreate(savedInstanceState);
 
         if (L.isEnabled(L.CORE))

app/src/main/res/drawable/launch_screen.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<!-- The android:opacity=”opaque” line — this is critical in preventing a flash of black as your theme transitions. -->
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android" android:opacity="opaque">
+
+    <!-- The background color, preferably the same as your normal theme -->
+    <item android:drawable="@color/splashBackground"/>
+
+    <!-- Your product logo - 144dp color version of your app icon -->
+    <item>
+
+        <bitmap
+            android:src="@drawable/splash_icon"
+            android:gravity="center"/>
+
+    </item>
+
+</layer-list>

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

@@ -83,5 +83,5 @@
     <color name="ribbonTextWarning">#303030</color>
     <color name="ribbonTextCritical">#FFFFFF</color>
 
-    <color name="ic_launcher_background">#424242</color>
+    <color name="splashBackground">#2E2E2E</color>
 </resources>

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

@@ -1,5 +1,12 @@
 <resources>
 
+    <!-- The launcher theme. It sets the main window background to the launch_screen drawable -->
+    <style name="AppTheme.Launcher">
+        <item name="android:windowBackground">@drawable/launch_screen</item>
+        <!-- Optional, on Android 5+ you can modify the colorPrimaryDark color to match the windowBackground color for further branding-->
+        <!-- <item name="colorPrimaryDark">@android:color/white</item> -->
+    </style>
+
     <style name="AppTheme" parent="Theme.AppCompat">
         <item name="colorPrimary">@color/colorPrimary</item>
         <item name="colorPrimaryDark">@color/colorPrimaryDark</item>