core/res/res/layout/notification_template_material_media.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
  ~ Copyright (C) 2014 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"
    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"
    android:orientation="horizontal"
    internal:layout_minHeight="64dp"
    internal:layout_maxHeight="64dp"
    >
    <include layout="@layout/notification_template_icon_group"
        android:layout_width="@dimen/notification_large_icon_width"
        android:layout_height="@dimen/notification_large_icon_height"
        android:layout_weight="0"
        />
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_weight="1"
        android:layout_gravity="fill_vertical"
        android:minHeight="@dimen/notification_large_icon_height"
        android:orientation="vertical"
        android:paddingEnd="8dp"
        android:paddingTop="2dp"
        android:paddingBottom="2dp"
        android:gravity="top"
        >
        <LinearLayout
            android:id="@+id/line1"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:paddingTop="6dp"
            android:layout_marginStart="8dp"
            android:orientation="horizontal"
            >
            <TextView android:id="@+id/title"
                android:textAppearance="@style/TextAppearance.StatusBar.Material.EventContent.Title"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:singleLine="true"
                android:ellipsize="marquee"
                android:fadingEdge="horizontal"
                android:layout_weight="1"
                />
            <ViewStub android:id="@+id/time"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_weight="0"
                android:visibility="gone"
                android:layout="@layout/notification_template_part_time"
                />
            <ViewStub android:id="@+id/chronometer"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_weight="0"
                android:visibility="gone"
                android:layout="@layout/notification_template_part_chronometer"
                />
        </LinearLayout>
        <TextView android:id="@+id/text2"
            android:textAppearance="@style/TextAppearance.StatusBar.Material.EventContent.Line2"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginTop="-2dp"
            android:layout_marginBottom="-2dp"
            android:layout_marginStart="8dp"
            android:singleLine="true"
            android:fadingEdge="horizontal"
            android:ellipsize="marquee"
            android:visibility="gone"
            />
        <ProgressBar
            android:id="@android:id/progress"
            android:layout_width="match_parent"
            android:layout_height="12dp"
            android:layout_marginStart="8dp"
            android:visibility="gone"
            style="@style/Widget.StatusBar.Material.ProgressBar"
            />
        <LinearLayout
            android:id="@+id/line3"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="horizontal"
            android:gravity="center_vertical"
            android:layout_marginStart="8dp"
            >
            <TextView android:id="@+id/text"
                android:textAppearance="@style/TextAppearance.StatusBar.Material.EventContent"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_weight="1"
                android:layout_gravity="center"
                android:singleLine="true"
                android:ellipsize="marquee"
                android:fadingEdge="horizontal"
                />
            <TextView android:id="@+id/info"
                android:textAppearance="@style/TextAppearance.StatusBar.Material.EventContent.Info"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_gravity="center"
                android:layout_weight="0"
                android:singleLine="true"
                android:gravity="center"
                android:paddingStart="8dp"
                />
        </LinearLayout>
    </LinearLayout>
    <LinearLayout
        android:id="@+id/actions"
        android:layout_width="wrap_content"
        android:layout_height="match_parent"
        android:layout_gravity="center_vertical|end"
        android:orientation="horizontal"
        >
        <!-- media buttons will be added here -->
    </LinearLayout>
</LinearLayout>