activity_bound.xml

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context="com.godoro.androiddevices.BoundActivity">


    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/bindService"
        android:id="@+id/bindServiceButton"
        android:onClick="onClickServiceBind"
        android:layout_alignParentTop="true"
        android:layout_alignRight="@+id/consumeServiceButton"
        android:layout_alignEnd="@+id/consumeServiceButton" />

    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/consumeService"
        android:id="@+id/consumeServiceButton"
        android:onClick="onClickServiceConsume"
        android:layout_below="@+id/contentView"
        android:layout_centerHorizontal="true"
        android:layout_marginTop="53dp" />

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:id="@+id/contentView"
        android:text="@string/contentText"
        android:layout_below="@+id/bindServiceButton"
        android:layout_centerHorizontal="true"
        android:layout_marginTop="51dp" />
</RelativeLayout>