res/values/attrs.xml

<?xml version="1.0" encoding="utf-8"?>
<!--

     Copyright (C) 2019 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.
-->
<resources xmlns:android="http://schemas.android.com/apk/res/android">
    <!-- PreviewPager specific attributes. -->
    <declare-styleable name="PreviewPager">
        <attr name="card_style" format="integer">
            <!-- The cards are sized so that a small part of the next card in the pager can be seen
                peeking from the side. -->
            <enum name="peeking" value="0" />
            <!-- Cards are sized to match the screen's aspect ratio (based on available height) -->
            <enum name="screen_aspect_ratio" value="1" />
        </attr>
    </declare-styleable>
    <item name="linear_layout_horizontal_display_options_max" format="float" type="dimen">4.35</item>
    <declare-styleable name="DuoTabs">
        <attr name="should_use_short_tabs" format="boolean" />
        <attr name="selected_tab_drawable" format="reference" />
        <attr name="selected_tab_text_color" format="color" />
        <attr name="non_selected_tab_drawable" format="reference" />
        <attr name="non_selected_tab_text_color" format="color" />
    </declare-styleable>

    <declare-styleable name="WallpaperControlButtonGroup">
        <attr name="orientation">
            <enum name="horizontal" value="0" />
            <enum name="vertical" value="1" />
        </attr>
    </declare-styleable>

</resources>