res/layout/item_calllist.xml

<?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="match_parent"
    android:background="@drawable/item_call_selector" >

    <TextView
        android:id="@+id/call_title"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentLeft="true"
        android:layout_alignParentTop="true"
        android:text="Large Text"
        android:textAppearance="?android:attr/textAppearanceLarge" />

    <!-- <Button -->
    <!-- android:id="@+id/hangup_button" -->
    <!-- android:layout_width="wrap_content" -->
    <!-- android:layout_height="wrap_content" -->
    <!-- android:layout_alignBaseline="@+id/call_title" -->
    <!-- android:layout_alignBottom="@+id/call_title" -->
    <!-- android:layout_marginLeft="34dp" -->
    <!-- android:layout_toRightOf="@+id/call_title" -->
    <!-- android:focusable="false" -->
    <!-- android:focusableInTouchMode="false" -->
    <!-- android:text="HangUp" /> -->

    <TextView
        android:id="@+id/call_status"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentLeft="true"
        android:layout_below="@+id/call_title"
        android:text="Medium Text"
        android:textAppearance="?android:attr/textAppearanceMedium" />

    <!-- <ToggleButton -->
    <!-- android:id="@+id/hold_switch" -->
    <!-- android:layout_width="wrap_content" -->
    <!-- android:layout_height="wrap_content" -->
    <!-- android:layout_alignBaseline="@+id/hangup_button" -->
    <!-- android:layout_alignBottom="@+id/hangup_button" -->
    <!-- android:layout_alignParentRight="true" -->
    <!-- android:focusable="false" -->
    <!-- android:focusableInTouchMode="false" -->
    <!-- android:textOff="Hold" -->
    <!-- android:textOn="Unhold" /> -->
    
    <ImageButton
        android:id="@+id/expand_button"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentRight="true"
        android:layout_centerVertical="true"
        android:focusable="false"
        android:src="@drawable/up_arrow"
        android:background="@null"
        android:focusableInTouchMode="false" />

</RelativeLayout>