Quelle  preference_media.xml

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

<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:key="pref_key_particular_settings"
    android:persistent="true"
    android:summary="@string/prefs_sum_media_title"
    android:title="@string/prefs_media_title">

    <PreferenceCategory
        android:key="pref_key_system_media"
        android:title="@string/media">

        <CheckBoxPreference
            android:widgetLayout="@layout/preference_switch_layout"
            android:defaultValue="false"
            android:key="@string/preferences__save_media"
            android:summary="@string/prefs_sum_save_media"
            android:icon="@drawable/ic_outline_save_alt_24"
            android:title="@string/prefs_save_media" />

        <DropDownPreference
            android:defaultValue="2"
            android:entries="@array/list_image_size"
            android:entryValues="@array/list_image_size_values"
            android:icon="@drawable/ic_picture_size_outline"
            android:key="@string/preferences__image_size"
            android:title="@string/prefs_image_size"
            app:useSimpleSummaryProvider="true" />

        <DropDownPreference
            android:defaultValue="1"
            android:entries="@array/list_video_size"
            android:entryValues="@array/list_video_size_values"
            android:icon="@drawable/ic_outline_video_settings_24"
            android:key="@string/preferences__video_size"
            android:title="@string/prefs_video_size"
            app:useSimpleSummaryProvider="true" />

        <Preference
            android:key="@string/preferences__video_size_explain"
            android:icon="@drawable/ic_info_outline"
            android:summary="@string/video_size_explain"
            android:selectable="false" />

    </PreferenceCategory>

    <PreferenceCategory
        android:key="pref_key_auto_download"
        android:title="@string/prefs_auto_download_title">

        <MultiSelectListPreference
            android:defaultValue="@array/list_auto_download_wifi_default"
            android:entries="@array/list_auto_download"
            android:entryValues="@array/list_auto_download_values"
            android:key="@string/preferences__auto_download_wifi"
            android:persistent="true"
            android:icon="@drawable/ic_network_wifi_outline"
            android:title="@string/prefs_auto_download_wifi" />

        <MultiSelectListPreference
            android:defaultValue="@array/list_auto_download_mobile_default"
            android:entries="@array/list_auto_download"
            android:entryValues="@array/list_auto_download_values"
            android:key="@string/preferences__auto_download_mobile"
            android:persistent="true"
            android:icon="@drawable/ic_network_cell_outline"
            android:title="@string/prefs_auto_download_mobile" />

        <Preference
            android:key="@string/preferences__auto_download_explain"
            android:icon="@drawable/ic_info_outline"
            android:selectable="false" />

    </PreferenceCategory>

    <PreferenceCategory
        android:key="pref_key_system_storage_mgmt"
        android:title="@string/prefs_storage_mgmt_title">

        <Preference
            android:key="@string/preferences__storage_management"
            android:icon="@drawable/ic_storage_outline"
            android:title="@string/storage_management"
            android:summary="@string/prefs_sum_storage_management" />

    </PreferenceCategory>

</PreferenceScreen>