<?xml version="1.0" encoding="utf-8"?>
  <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
      android:layout_width="match_parent"
      android:layout_height="match_parent"
      android:layout_gravity="center"
      android:gravity="center_horizontal"
      android:orientation="vertical" >
  
      <ProgressBar
          android:id="@+id/pb_loading"
          android:layout_width="70dp"
          android:indeterminateDrawable="@drawable/loading"
          android:indeterminateOnly="true"
          android:layout_height="70dp" />
  
      <TextView
          android:id="@+id/tv_loading"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:textSize="20sp"
          android:text="TextView" />
  
  </LinearLayout>