packages/SystemUI/res/layout/volume_ringer_drawer.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
     Copyright (C) 2021 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.
-->

<!-- Contains the active ringer icon and a hidden drawer containing all three ringer options. -->
<FrameLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:gravity="center"
    android:clipToPadding="false"
    android:clipChildren="false">

    <!-- Drawer view, invisible by default. -->
    <FrameLayout
        android:id="@+id/volume_drawer_container"
        android:alpha="0.0"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:background="@drawable/volume_drawer_bg"
        android:orientation="vertical">

        <!-- View that is animated to a tapped ringer selection, so it appears selected. -->
        <FrameLayout
            android:id="@+id/volume_drawer_selection_background"
            android:alpha="0.0"
            android:layout_width="@dimen/volume_ringer_drawer_item_size"
            android:layout_height="@dimen/volume_ringer_drawer_item_size"
            android:layout_gravity="bottom|right"
            android:background="@drawable/volume_drawer_selection_bg" />

        <LinearLayout
            android:id="@+id/volume_drawer_options"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="vertical">

            <FrameLayout
                android:id="@+id/volume_drawer_vibrate"
                android:layout_width="@dimen/volume_ringer_drawer_item_size"
                android:layout_height="@dimen/volume_ringer_drawer_item_size"
                android:description="@string/volume_ringer_hint_vibrate"
                android:gravity="center">

                <ImageView
                    android:id="@+id/volume_drawer_vibrate_icon"
                    android:layout_width="@dimen/volume_ringer_drawer_icon_size"
                    android:layout_height="@dimen/volume_ringer_drawer_icon_size"
                    android:layout_gravity="center"
                    android:tint="?android:attr/colorAccent"
                    android:src="@drawable/ic_volume_ringer_vibrate" />

            </FrameLayout>

            <FrameLayout
                android:id="@+id/volume_drawer_mute"
                android:layout_width="@dimen/volume_ringer_drawer_item_size"
                android:layout_height="@dimen/volume_ringer_drawer_item_size"
                android:description="@string/volume_ringer_hint_mute"
                android:gravity="center">

                <ImageView
                    android:id="@+id/volume_drawer_mute_icon"
                    android:layout_width="@dimen/volume_ringer_drawer_icon_size"
                    android:layout_height="@dimen/volume_ringer_drawer_icon_size"
                    android:layout_gravity="center"
                    android:tint="?android:attr/colorAccent"
                    android:src="@drawable/ic_volume_ringer_mute" />

            </FrameLayout>

            <FrameLayout
                android:id="@+id/volume_drawer_normal"
                android:layout_width="@dimen/volume_ringer_drawer_item_size"
                android:layout_height="@dimen/volume_ringer_drawer_item_size"
                android:description="@string/volume_ringer_hint_unmute"
                android:gravity="center">

                <ImageView
                    android:id="@+id/volume_drawer_normal_icon"
                    android:layout_width="@dimen/volume_ringer_drawer_icon_size"
                    android:layout_height="@dimen/volume_ringer_drawer_icon_size"
                    android:layout_gravity="center"
                    android:tint="?android:attr/colorAccent"
                    android:src="@drawable/ic_volume_ringer" />

            </FrameLayout>

        </LinearLayout>

    </FrameLayout>

    <!-- The current ringer selection. When the drawer is opened, this animates to the corresponding
         position in the drawer. When the drawer is closed, it animates back. -->
    <FrameLayout
        android:id="@+id/volume_new_ringer_active_icon_container"
        android:layout_width="@dimen/volume_ringer_drawer_item_size"
        android:layout_height="@dimen/volume_ringer_drawer_item_size"
        android:layout_gravity="bottom|right"
        android:description="@string/volume_ringer_change"
        android:background="@drawable/volume_drawer_selection_bg">

        <ImageView
            android:id="@+id/volume_new_ringer_active_icon"
            android:layout_width="@dimen/volume_ringer_drawer_icon_size"
            android:layout_height="@dimen/volume_ringer_drawer_icon_size"
            android:layout_gravity="center"
            android:tint="?android:attr/colorBackgroundFloating"
            android:src="@drawable/ic_volume_media" />

    </FrameLayout>

</FrameLayout>