skyline/app/src/main/res/values/attrs.xml

<?xml version="1.0" encoding="utf-8"?>
<resources>
    <declare-styleable name="CustomEditTextPreference">
        <attr name="limit" format="integer" />
    </declare-styleable>
    <attr name="chipChoiceStyle" format="reference" />
    <declare-styleable name="IntegerListPreference">
        <!-- The human-readable array to present as a list. Each entry must have a corresponding
             index in entryValues. -->
        <attr format="reference" name="entries"/>
        <attr name="android:entries"/>
        <!-- The array to find the value to save for a preference when an entry from
             entries is selected. If a user clicks on the second item in entries, the
             second item in this array will be saved to the preference. -->
        <attr format="reference" name="entryValues"/>
        <attr name="android:entryValues"/>
        <!-- Whether the preference should automatically set its summary to the value saved for the
             preference, and update the summary when the value is changed. Defaults to false. -->
        <attr format="boolean" name="useSimpleSummaryProvider"/>
        <!-- Whether the preference should request a game list refresh or not. Defaults to false. -->
        <attr format="boolean" name="refreshRequired"/>
    </declare-styleable>
    <declare-styleable name="LicensePreference">
        <!-- An optional copyright notice for the library -->
        <attr format="string" name="libraryCopyright"/>
        <!-- A reference to a string resource containing the license of the library -->
        <attr format="reference" name="libraryLicense"/>
        <!-- A URL to the library -->
        <attr format="string" name="libraryUrl"/>
    </declare-styleable>
    <declare-styleable name="ControllerPreference">
        <!-- Index of the controller the preference corresponds to -->
        <attr name="index" format="integer" />
    </declare-styleable>
</resources>