Animated splash screen (mind: preview for the circular loader seems broken in Android Studio, but works in app)

app/build.gradle

@@ -34,4 +34,5 @@ dependencies {
     compile 'com.pkmmte.view:circularimageview:1.1'
     compile 'com.github.peter9870:sparkbutton:master'
     testCompile 'junit:junit:4.12'
+    compile 'com.mikhaellopez:circularfillableloaders:1.2.0'
 }

app/src/main/AndroidManifest.xml

@@ -14,7 +14,7 @@
         android:theme="@style/AppTheme">
         <activity
             android:name=".SplashActivity"
-            android:theme="@style/SplashTheme">
+            android:theme="@android:style/Theme.Black.NoTitleBar">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />

app/src/main/java/com/keylesspalace/tusky/SplashActivity.java

@@ -15,29 +15,43 @@
 
 package com.keylesspalace.tusky;
 
+import android.app.Activity;
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.os.Bundle;
+import android.os.Handler;
 import android.support.v7.app.AppCompatActivity;
 
-public class SplashActivity extends AppCompatActivity {
+public class SplashActivity extends Activity {
+    private static int SPLASH_TIME_OUT = 2000;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_splash);
         /* Determine whether the user is currently logged in, and if so go ahead and load the
          * timeline. Otherwise, start the activity_login screen. */
         SharedPreferences preferences = getSharedPreferences(
                 getString(R.string.preferences_file_key), Context.MODE_PRIVATE);
         String domain = preferences.getString("domain", null);
         String accessToken = preferences.getString("accessToken", null);
-        Intent intent;
+
+
+        final Intent intent;
+
         if (domain != null && accessToken != null) {
             intent = new Intent(this, MainActivity.class);
         } else {
             intent = new Intent(this, LoginActivity.class);
         }
+
+        new Handler().postDelayed(new Runnable() {
+            @Override
+            public void run() {
                 startActivity(intent);
                 finish();
             }
+        }, SPLASH_TIME_OUT);
+    }
 }

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

@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:drawable="@color/splash_background" />
-    <item>
-        <bitmap
-            android:src="@mipmap/ic_logo"
-            android:gravity="center"/>
-    </item>
-</layer-list>

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

@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:gravity="center"
+    android:orientation="vertical"
+    android:background="@color/color_background_dark"
+    android:layout_height="match_parent">
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:orientation="vertical"
+        android:gravity="center"
+        android:layout_weight="1"
+        android:layout_height="0dp">
+
+        <com.mikhaellopez.circularfillableloaders.CircularFillableLoaders
+            android:id="@+id/circularFillableLoaders"
+            android:layout_width="200dp"
+            android:layout_height="200dp"
+            android:src="@mipmap/ic_logo"
+            app:cfl_border="true"
+            app:cfl_border_width="4dp"
+            app:cfl_progress="80"
+            app:cfl_wave_amplitude="0.08"
+            app:cfl_wave_color="@color/color_primary_dark" />
+    </LinearLayout>
+</LinearLayout>

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

@@ -1,9 +1,5 @@
 <resources>
 
-    <style name="SplashTheme" parent="Theme.AppCompat.NoActionBar">
-        <item name="android:windowBackground">@drawable/splash_background</item>
-    </style>
-
     <style name="TabLayoutTextStyle" parent="TextAppearance.Design.Tab">
         <item name="android:textStyle">normal|bold</item>
     </style>