nsgk_android/app/src/main/res/layout/location_indicator.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:background="@drawable/indicator_background">

    <ProgressBar
        android:id="@+id/progress_indicator"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="center_horizontal"
        android:indeterminate="true"
        />

    <Button
        android:id="@+id/terminate_button"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="center_horizontal"
        android:layout_marginTop="2dp"
        android:text="停止" />

</LinearLayout>