<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout
	xmlns:android="http://schemas.android.com/apk/res/android"
	android:layout_width="fill_parent"
	android:layout_height="fill_parent">

	<LinearLayout
	android:orientation="vertical"
	android:layout_width="fill_parent"
	android:layout_height="fill_parent">

	<TextView
		android:layout_width="fill_parent"
		android:layout_height="wrap_content"
		android:text="Hellow!" />

</LinearLayout>
	
	<RelativeLayout
		android:id="@+id/InnerRelativeLayout"
		android:layout_width="wrap_content"
		android:layout_height="wrap_content"
		android:layout_alignParentBottom="true">

	<Button
		android:id="@+id/btnTest"
		android:text="Test"
		android:layout_width="match_parent"
		android:layout_height="wrap_content" />
	</RelativeLayout>
</RelativeLayout>