<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="50dp" >

    <AutoCompleteTextView
        android:id="@+id/edit_search"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:drawablePadding="8dp"
        android:hint="Search... "
        android:paddingLeft="30dp"
        android:paddingRight="10dp"
        android:singleLine="true" >

        <requestFocus />
    </AutoCompleteTextView>

    <Button
        android:id="@+id/img_btn_search"
        android:layout_width="30dp"
        android:layout_height="30dp"
        android:layout_alignBaseline="@+id/edit_search"
        android:layout_alignBottom="@+id/edit_search"
        android:layout_alignParentRight="true"
        android:background="@drawable/btn_search_updated" />

</RelativeLayout>