xml - -背景圆
<?xml version="1.0" encoding="utf-8"?> <shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="oval" android:useLevel="false" > <solid android:color="@color/white" /> <stroke android:width="1dp" android:color="@color/white" /> <size android:height="200dp" android:width="200dp" /> </shape>