data/res/layout/alert_dialog_holo.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
/*
** Copyright 2010, The Android Open Source Project
**
** 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.
*/
-->

<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/parentPanel"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:layout_marginStart="8dip"
    android:layout_marginEnd="8dip"
    android:orientation="vertical">

    <LinearLayout android:id="@+id/topPanel"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="vertical">
        <View android:id="@+id/titleDividerTop"
            android:layout_width="match_parent"
            android:layout_height="2dip"
            android:visibility="gone"
            android:background="@android:color/holo_blue_light" />
        <LinearLayout android:id="@+id/title_template"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="horizontal"
            android:gravity="center_vertical|start"
            android:minHeight="@dimen/alert_dialog_title_height"
            android:layout_marginStart="16dip"
            android:layout_marginEnd="16dip">
            <ImageView android:id="@+id/icon"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:paddingEnd="8dip"
                android:src="@null" />
            <com.android.internal.widget.DialogTitle android:id="@+id/alertTitle"
                style="?android:attr/windowTitleStyle"
                android:singleLine="true"
                android:ellipsize="end"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:textAlignment="viewStart" />
        </LinearLayout>
        <View android:id="@+id/titleDivider"
            android:layout_width="match_parent"
            android:layout_height="2dip"
            android:visibility="gone"
            android:background="@android:color/holo_blue_light" />
        <!-- If the client uses a customTitle, it will be added here. -->
    </LinearLayout>

    <LinearLayout android:id="@+id/contentPanel"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_weight="1"
        android:orientation="vertical"
        android:minHeight="64dp">
        <ScrollView android:id="@+id/scrollView"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:clipToPadding="false">
            <TextView android:id="@+id/message"
                style="?android:attr/textAppearanceMedium"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:paddingStart="16dip"
                android:paddingEnd="16dip"
                android:paddingTop="8dip"
                android:paddingBottom="8dip"/>
        </ScrollView>
    </LinearLayout>

    <FrameLayout android:id="@+id/customPanel"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_weight="1"
        android:minHeight="64dp">
        <FrameLayout android:id="@+android:id/custom"
            android:layout_width="match_parent"
            android:layout_height="wrap_content" />
    </FrameLayout>

    <LinearLayout android:id="@+id/buttonPanel"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:minHeight="@dimen/alert_dialog_button_bar_height"
        android:orientation="vertical"
        android:divider="?android:attr/dividerHorizontal"
        android:showDividers="beginning"
        android:dividerPadding="0dip">
        <LinearLayout
            style="?android:attr/buttonBarStyle"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="horizontal"
            android:layoutDirection="locale"
            android:measureWithLargestChild="true">
            <Button android:id="@+id/button2"
                android:layout_width="wrap_content"
                android:layout_gravity="start"
                android:layout_weight="1"
                android:maxLines="2"
                style="?android:attr/buttonBarButtonStyle"
                android:textSize="14sp"
                android:minHeight="@dimen/alert_dialog_button_bar_height"
                android:layout_height="wrap_content" />
            <Button android:id="@+id/button3"
                android:layout_width="wrap_content"
                android:layout_gravity="center_horizontal"
                android:layout_weight="1"
                android:maxLines="2"
                style="?android:attr/buttonBarButtonStyle"
                android:textSize="14sp"
                android:minHeight="@dimen/alert_dialog_button_bar_height"
                android:layout_height="wrap_content" />
            <Button android:id="@+id/button1"
                android:layout_width="wrap_content"
                android:layout_gravity="end"
                android:layout_weight="1"
                android:maxLines="2"
                android:minHeight="@dimen/alert_dialog_button_bar_height"
                style="?android:attr/buttonBarButtonStyle"
                android:textSize="14sp"
                android:layout_height="wrap_content" />
        </LinearLayout>
     </LinearLayout>
</LinearLayout>