core/res/res/layout/resolver_list.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
/*
* Copyright 2012, 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:layout_width="match_parent"
              android:layout_height="match_parent"
              android:orientation="vertical"
              android:divider="?android:attr/dividerHorizontal"
              android:showDividers="middle"
              android:dividerPadding="0dip">

    <FrameLayout android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:layout_weight="1">

        <ListView
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:id="@+id/resolver_list" />

    </FrameLayout>

    <LinearLayout
        android:id="@+id/button_bar"
        android:visibility="gone"
        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/button_always"
                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"
                android:enabled="false"
                android:text="@string/activity_resolver_use_always"
                android:onClick="onButtonClick" />
        <Button android:id="@+id/button_once"
                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"
                android:enabled="false"
                android:text="@string/activity_resolver_use_once"
                android:onClick="onButtonClick" />
    </LinearLayout>
</LinearLayout>