An example of RelativeLayout

An example of XML using RelativeLayout, two buttons are placed on both left and right, and the last button is placed on the center position.

<RelativeLayout
    android:orientation="horizontal"
    android:layout_width="fill_parent"
    android:layout_height="wrap_content"
    >
    <Button
    android:id="@+id/leftbutton"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:text="Left"
    android:layout_alignParentLeft="true"
    />
    <RelativeLayout
    android:orientation="horizontal"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_alignParentRight="true"
    android:layout_toRightOf="@+id/leftbutton"
    >
    <Button
    android:id="@+id/rightbutton"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:text="Right"
    android:layout_alignParentRight="true"
    />
    <Button
    android:id="@+id/centerbutton"
    android:layout_width="fill_parent"
    android:layout_height="wrap_content"
    android:layout_alignParentLeft="true"
    android:layout_toLeftOf="@+id/rightbutton"
    android:text="Center Button"
    />
    </RelativeLayout>
</RelativeLayout>

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