DialogX/DialogXIOSStyle/src/main/res/drawable/scrollbar_dialogx_vertical.xml

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"  android:shape="rectangle">
    <solid android:color="#56000000"></solid>
    <corners android:radius="15dp" />
    <stroke android:width="5dp" android:color="#00000000" />
</shape>