<?xml version="1.0" encoding="utf-8"?> <shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle"> <!-- 背景颜色 --> <solid android:color="#ffffff" /> <!-- 边框线 --> <stroke android:width="1dp" android:color="@color/colorPrimary" /> <!-- 圆角 --> <corners android:radius="5dp" /> </shape>