res/layout/undo_notification.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
**
** Copyright 2012, Google Inc.
**
** Licensed under the Apache License, Version 2.0 (the "License");
** you may not use this file except in compliance with the License.
** You may obtain a copy of the License at
**
**     http://www.apache.org/licenses/LICENSE-2.0
**
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
*/
-->

<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:internal="http://schemas.android.com/apk/prv/res/android"
    android:id="@+id/status_bar_latest_event_content"
    android:layout_width="match_parent"
    android:layout_height="64dp"
    internal:layout_maxHeight="64dp"
    internal:layout_minHeight="64dp"
    android:background="@drawable/notification_bg" >

    <ImageView
        android:layout_width="@android:dimen/notification_large_icon_width"
        android:layout_height="@android:dimen/notification_large_icon_height"
        android:background="@color/notification_template_icon_low_bg"
        android:scaleType="center"
        android:src="@drawable/stat_notify_email" />

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_gravity="fill_vertical"
        android:gravity="top"
        android:minHeight="@android:dimen/notification_large_icon_height"
        android:orientation="horizontal"
        android:paddingBottom="2dp"
        android:paddingTop="2dp"
        style="@style/UndoNotificationStyle" >

        <TextView
            android:id="@+id/description_text"
            android:layout_width="0dp"
            android:layout_height="match_parent"
            android:layout_marginLeft="8dp"
            android:layout_marginRight="8dp"
            android:layout_weight="1"
            android:ellipsize="marquee"
            android:fadingEdge="horizontal"
            android:gravity="center_vertical" />

        <ImageView
            android:layout_width="1dip"
            android:layout_height="match_parent"
            android:layout_marginBottom="10dip"
            android:layout_marginRight="12dip"
            android:layout_marginTop="10dip"
            android:src="#aaaaaa" />

        <ImageView
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_gravity="center_vertical"
            android:layout_marginRight="4dip"
            android:src="@drawable/ic_menu_revert_holo_dark" />

        <TextView
            style="@style/UndoTextStyle"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_marginLeft="4dip"
            android:gravity="center_vertical"
            android:text="@string/undo"
            android:textAllCaps="true" />
    </LinearLayout>

</FrameLayout>