skyline/app/src/main/res/xml/preferences.xml

<!--
  ~ Copyright 2018 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
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<androidx.preference.PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
        xmlns:app="http://schemas.android.com/apk/res-auto">
    <PreferenceCategory
            android:key="category_search"
            android:title="@string/search">
        <EditTextPreference
                android:defaultValue="/sdcard/"
                app:key="search_location"
                app:title="@string/search_location"
                app:useSimpleSummaryProvider="true" />
    </PreferenceCategory>
    <PreferenceCategory
            android:key="category_log"
            android:title="@string/logging">
        <ListPreference
                android:defaultValue="2"
                android:entries="@array/log_level"
                android:entryValues="@array/log_level_val"
                app:key="log_level"
                app:title="@string/log_level"
                app:useSimpleSummaryProvider="true" />
    </PreferenceCategory>
    <PreferenceCategory
            android:key="category_localization"
            android:title="@string/localization">
        <ListPreference
                android:defaultValue="sys"
                android:entries="@array/language_names"
                android:entryValues="@array/language_values"
                app:key="localization_language"
                app:title="@string/localization_language"
                app:useSimpleSummaryProvider="true" />
    </PreferenceCategory>
</androidx.preference.PreferenceScreen>