android_mobile_linkdiay/app/src/main/res/drawable/btn_background_shape_while.xml

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android" >
    <solid android:color="#fff"/>
    <corners  android:bottomLeftRadius="12dp"
        android:bottomRightRadius="12dp"
        android:topLeftRadius="12dp"
        android:topRightRadius="12dp"/>
    <stroke android:width="1px" />
</shape>