<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
              android:layout_width="fill_parent"
              android:layout_height="fill_parent"
              android:orientation="vertical">
    <ScrollView
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:layout_weight="1"/>
    <!--"Bottom Bar" -->
    <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="42dp"
            android:background="#f00"
            android:layout_weight="0">
    </LinearLayout>

</LinearLayout>