<?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>