TWA splashscreen

ic_logo.xml

<!-- import here your svg logo (in drawables)
See https://stackoverflow.com/questions/30923205/easiest-way-to-use-svg-in-android/39266840#39266840
-->

splash.xml

<!-- put this file in drawables -->

<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android"
    android:opacity="opaque">
    <item android:drawable="@color/colorPrimary"/>
    <item
        android:gravity="center"
        android:drawable="@drawable/ic_logo"
        android:height="150dp"
        android:width="150dp" />

</layer-list>

styles.xml

<!--
    Copyright 2019 Google Inc. All Rights Reserved.

     Licensed under the Apache License, Version 2.0 (the "License");
     you may not use this file except in compliance with the License.
     You may obtain a copy of the License at

         http://www.apache.org/licenses/LICENSE-2.0

     Unless required by applicable law or agreed to in writing, software
     distributed under the License is distributed on an "AS IS" BASIS,
     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     See the License for the specific language governing permissions and
     limitations under the License.
     
     ---
     
     Adapted from https://github.com/GoogleChromeLabs/svgomg-twa
-->
<resources>
    <!-- Theme to create a blank screen while the TWA is opening -->
    <style name="Theme.TwaSplash" parent="Theme.AppCompat.Light.NoActionBar">
        <item name="android:windowNoTitle">true</item>
        <item name="android:backgroundDimEnabled">false</item>
        <item name="android:windowBackground">@drawable/splash</item>
        <item name="android:statusBarColor">@color/colorPrimary</item> <!-- Make all the srcreen of the same color without fullscreen keeping statusbar and navigation (virtual home buttons (...)) visible but unicolor color -->
        <item name="android:navigationBarColor">@color/colorPrimary</item>
    </style>
</resources>