packages/SystemUI/res/layout/super_status_bar.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.
*/
-->

<!-- This is the combined status bar / notification panel window. -->
<com.android.systemui.statusbar.phone.StatusBarWindowView
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:focusable="true"
    android:fitsSystemWindows="true"
    android:descendantFocusability="afterDescendants">

    <com.android.systemui.statusbar.BackDropView
            android:id="@+id/backdrop"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:visibility="gone"
            >
        <ImageView android:id="@+id/backdrop_back"
                   android:layout_width="match_parent"
                   android:scaleType="centerCrop"
                   android:layout_height="match_parent" />
        <ImageView android:id="@+id/backdrop_front"
                   android:layout_width="match_parent"
                   android:layout_height="match_parent"
                   android:scaleType="centerCrop"
                   android:visibility="invisible" />
    </com.android.systemui.statusbar.BackDropView>

    <com.android.systemui.statusbar.ScrimView android:id="@+id/scrim_behind"
        android:layout_width="match_parent"
        android:layout_height="match_parent" />

    <include layout="@layout/status_bar"
        android:layout_width="match_parent"
        android:layout_height="@dimen/status_bar_height" />

    <FrameLayout android:id="@+id/brightness_mirror"
                 android:layout_width="@dimen/notification_panel_width"
                 android:layout_height="wrap_content"
                 android:layout_gravity="@integer/notification_panel_layout_gravity"
                 android:paddingLeft="@dimen/notification_side_padding"
                 android:paddingRight="@dimen/notification_side_padding"
                 android:visibility="gone">
        <FrameLayout
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:elevation="2dp"
                android:background="@drawable/brightness_mirror_background">
            <include layout="@layout/quick_settings_brightness_dialog"
                     android:layout_width="match_parent"
                     android:layout_height="wrap_content" />
        </FrameLayout>
    </FrameLayout>

    <com.android.systemui.statusbar.phone.PanelHolder
        android:id="@+id/panel_holder"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:background="@color/transparent" >
        <include layout="@layout/status_bar_expanded"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:visibility="gone" />
    </com.android.systemui.statusbar.phone.PanelHolder>

    <com.android.systemui.statusbar.ScrimView android:id="@+id/scrim_in_front"
        android:layout_width="match_parent"
        android:layout_height="match_parent" />

</com.android.systemui.statusbar.phone.StatusBarWindowView>