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

<resources>
    <declare-styleable name="AppWidgetAttrs">
        <attr name="appWidgetPadding" format="dimension" />
        <attr name="appWidgetInnerRadius" format="dimension" />
        <attr name="appWidgetRadius" format="dimension" />
    </declare-styleable>
</resources>